io.flutter.view.AccessibilityBridgeTest Class Reference

Classes
class	TestSemanticsNode
class	TestSemanticsUpdate
	The encoding for semantics is described in platform_view_android.cc. More...
class	TestStringAttribute
class	TestStringAttributeLocale
class	TestStringAttributeSpellOut
enum	TestStringAttributeType

Public Member Functions
void	itDescribesNonTextFieldsWithAContentDescription ()
void	itDescribesTextFieldsWithTextAndHint ()
void	itTakesGlobalCoordinatesOfFlutterViewIntoAccount ()
void	itSetsAccessibleNavigation ()
void	itDoesNotContainADescriptionIfScopesRoute ()
void	itUnfocusesPlatformViewWhenPlatformViewGoesAway ()
void	itAnnouncesRouteNameWhenAddingNewRoute ()
void	itSetsTraversalAfter ()
void	itSetsRootViewNotImportantForAccessibility ()
void	itSetsNodeImportantForAccessibilityIfItHasContent ()
void	itSetsNodeImportantForAccessibilityIfItHasActions ()
void	itSetsNodeUnImportantForAccessibilityIfItIsEmpty ()
void	itSetCutoutInsetBasedonLayoutModeNever ()
void	itSetCutoutInsetBasedonLayoutModeDefault ()
void	itSetCutoutInsetBasedonLayoutModeShortEdges ()
void	itSetCutoutInsetBasedonLayoutModeAlways ()
void	itIgnoresUnfocusableNodeDuringHitTest ()
void	itFindsPlatformViewsDuringHoverByDefault ()
void	itIgnoresPlatformViewsDuringHoverIfRequested ()
void	itAnnouncesRouteNameWhenRemoveARoute ()
void	itCanPerformSetText ()
void	itCanPredictSetText ()
void	itBuildsAttributedString ()
void	itSetsTextCorrectly ()
void	itSetsTooltipCorrectly ()
void	itSetsIdentifierCorrectly ()
void	itCanCreateAccessibilityNodeInfoWithSetText ()
void	itCanPredictSetSelection ()
void	itPerformsClearAccessibilityFocusCorrectly ()
void	itSetsFocusabilityBasedOnFlagsCorrectly ()
void	itSetsBoldTextFlagCorrectly ()
void	itSetsFocusedNodeBeforeSendingEvent ()
void	itClearsFocusedNodeBeforeSendingEvent ()
void	itCanPredictCursorMovementsWithGranularityWord ()
void	itAlsoFireSelectionEventWhenPredictCursorMovements ()
void	itDoesNotFireSelectionEventWhenPredictCursorMovementsDoesNotChangeSelection ()
void	itCanPredictCursorMovementsWithGranularityWordUnicode ()
void	itCanPredictCursorMovementsWithGranularityLine ()
void	itCanPredictCursorMovementsWithGranularityCharacter ()
void	itAnnouncesWhiteSpaceWhenNoNamesRoute ()
void	itHoverOverOutOfBoundsDoesNotCrash ()
void	itProducesPlatformViewNodeForHybridComposition ()
void	itMakesPlatformViewImportantForAccessibility ()
void	itMakesPlatformViewNoImportantForAccessibility ()
void	itProducesPlatformViewNodeForVirtualDisplay ()
void	releaseDropsChannelMessageHandler ()
void	sendFocusAccessibilityEvent ()
void	SetSourceAndPackageNameForAccessibilityEvent ()

Package Functions
AccessibilityBridge	setUpBridge ()
AccessibilityBridge	setUpBridge (View rootAccessibilityView, AccessibilityManager accessibilityManager, AccessibilityViewEmbedder accessibilityViewEmbedder)
AccessibilityBridge	setUpBridge (View rootAccessibilityView, AccessibilityChannel accessibilityChannel, AccessibilityManager accessibilityManager, ContentResolver contentResolver, AccessibilityViewEmbedder accessibilityViewEmbedder, PlatformViewsAccessibilityDelegate platformViewsAccessibilityDelegate)

Static Package Functions
static void	updateString (String value, List< TestStringAttribute > attributes, ByteBuffer bytes, ArrayList< String > strings, ArrayList< ByteBuffer > stringAttributeArgs)

Detailed Description

Definition at line 68 of file AccessibilityBridgeTest.java.

Member Function Documentation

itAlsoFireSelectionEventWhenPredictCursorMovements()

void io.flutter.view.AccessibilityBridgeTest.itAlsoFireSelectionEventWhenPredictCursorMovements ( )

inline

Definition at line 1540 of file AccessibilityBridgeTest.java.

                                                                   {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    node1.textSelectionBase = 0;
    node1.textSelectionExtent = 0;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, bundle);
    ArgumentCaptor<AccessibilityEvent> eventCaptor =
        ArgumentCaptor.forClass(AccessibilityEvent.class);
    verify(mockParent, times(2))
        .requestSendAccessibilityEvent(eq(mockRootView), eventCaptor.capture());
    AccessibilityEvent event = eventCaptor.getAllValues().get(1);
    assertEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED);
    assertEquals(event.getText().toString(), "[" + node1.value + "]");
    assertEquals(event.getFromIndex(), 1);
    assertEquals(event.getToIndex(), 1);
    assertEquals(event.getItemCount(), node1.value.length());
  }

itAnnouncesRouteNameWhenAddingNewRoute()

void io.flutter.view.AccessibilityBridgeTest.itAnnouncesRouteNameWhenAddingNewRoute ( )

inline

Definition at line 244 of file AccessibilityBridgeTest.java.

                                                       {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    node1.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    node1.label = "node1";
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq("node1"));
 
    TestSemanticsNode new_root = new TestSemanticsNode();
    new_root.id = 0;
    TestSemanticsNode new_node1 = new TestSemanticsNode();
    new_node1.id = 1;
    new_node1.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    new_node1.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    new_node1.label = "new_node1";
    new_root.children.add(new_node1);
    TestSemanticsNode new_node2 = new TestSemanticsNode();
    new_node2.id = 2;
    new_node2.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    new_node2.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    new_node2.label = "new_node2";
    new_node1.children.add(new_node2);
    testSemanticsUpdate = new_root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq("new_node2"));
  }

itAnnouncesRouteNameWhenRemoveARoute()

void io.flutter.view.AccessibilityBridgeTest.itAnnouncesRouteNameWhenRemoveARoute ( )

inline

Definition at line 811 of file AccessibilityBridgeTest.java.

                                                     {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    node1.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    node1.label = "node1";
    root.children.add(node1);
    TestSemanticsNode node2 = new TestSemanticsNode();
    node2.id = 2;
    node2.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    node2.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    node2.label = "node2";
    node1.children.add(node2);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq("node2"));
 
    TestSemanticsNode new_root = new TestSemanticsNode();
    new_root.id = 0;
    TestSemanticsNode new_node1 = new TestSemanticsNode();
    new_node1.id = 1;
    new_node1.label = "new_node1";
    new_root.children.add(new_node1);
    TestSemanticsNode new_node2 = new TestSemanticsNode();
    new_node2.id = 2;
    new_node2.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    new_node2.addFlag(AccessibilityBridge.Flag.NAMES_ROUTE);
    new_node2.label = "new_node2";
    new_node1.children.add(new_node2);
    testSemanticsUpdate = new_root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq("new_node2"));
  }

itAnnouncesWhiteSpaceWhenNoNamesRoute()

void io.flutter.view.AccessibilityBridgeTest.itAnnouncesWhiteSpaceWhenNoNamesRoute ( )

inline

Definition at line 1814 of file AccessibilityBridgeTest.java.

                                                      {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    // Sent a11y tree with scopeRoute without namesRoute.
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode scopeRoute = new TestSemanticsNode();
    scopeRoute.id = 1;
    scopeRoute.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    root.children.add(scopeRoute);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq(" "));
  }

itBuildsAttributedString()

void io.flutter.view.AccessibilityBridgeTest.itBuildsAttributedString ( )

inline

Definition at line 941 of file AccessibilityBridgeTest.java.

                                         {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.label = "label";
    TestStringAttribute attribute = new TestStringAttributeSpellOut();
    attribute.start = 1;
    attribute.end = 2;
    attribute.type = TestStringAttributeType.SPELLOUT;
    root.labelAttributes =
        new ArrayList<TestStringAttribute>() {
          {
            add(attribute);
          }
        };
    root.value = "value";
    TestStringAttributeLocale localeAttribute = new TestStringAttributeLocale();
    localeAttribute.start = 1;
    localeAttribute.end = 2;
    localeAttribute.type = TestStringAttributeType.LOCALE;
    localeAttribute.locale = "es-MX";
    root.valueAttributes =
        new ArrayList<TestStringAttribute>() {
          {
            add(localeAttribute);
          }
        };
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    SpannedString actual = (SpannedString) nodeInfo.getContentDescription();
    assertEquals(actual.toString(), "value, label");
    Object[] objectSpans = actual.getSpans(0, actual.length(), Object.class);
    assertEquals(objectSpans.length, 2);
    LocaleSpan localeSpan = (LocaleSpan) objectSpans[0];
    assertEquals(localeSpan.getLocale().toLanguageTag(), "es-MX");
    assertEquals(actual.getSpanStart(localeSpan), 1);
    assertEquals(actual.getSpanEnd(localeSpan), 2);
    TtsSpan spellOutSpan = (TtsSpan) objectSpans[1];
    assertEquals(spellOutSpan.getType(), TtsSpan.TYPE_VERBATIM);
    assertEquals(actual.getSpanStart(spellOutSpan), 8);
    assertEquals(actual.getSpanEnd(spellOutSpan), 9);
  }

itCanCreateAccessibilityNodeInfoWithSetText()

void io.flutter.view.AccessibilityBridgeTest.itCanCreateAccessibilityNodeInfoWithSetText ( )

inline

Definition at line 1142 of file AccessibilityBridgeTest.java.

                                                            {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    node1.addAction(AccessibilityBridge.Action.SET_TEXT);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    List<AccessibilityNodeInfo.AccessibilityAction> actions = nodeInfo.getActionList();
    assertTrue(actions.contains(AccessibilityNodeInfo.AccessibilityAction.ACTION_SET_TEXT));
  }

itCanPerformSetText()

void io.flutter.view.AccessibilityBridgeTest.itCanPerformSetText ( )

inline

Definition at line 863 of file AccessibilityBridgeTest.java.

                                    {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    String expectedText = "some string";
    bundle.putString(AccessibilityNodeInfo.ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE, expectedText);
    accessibilityBridge.performAction(1, AccessibilityNodeInfo.ACTION_SET_TEXT, bundle);
    verify(mockChannel)
        .dispatchSemanticsAction(1, AccessibilityBridge.Action.SET_TEXT, expectedText);
  }

itCanPredictCursorMovementsWithGranularityCharacter()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictCursorMovementsWithGranularityCharacter ( )

inline

Definition at line 1758 of file AccessibilityBridgeTest.java.

                                                                    {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    node1.textSelectionBase = 0;
    node1.textSelectionExtent = 0;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    assertEquals(nodeInfo.getTextSelectionStart(), 1);
    assertEquals(nodeInfo.getTextSelectionEnd(), 1);
 
    bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, bundle);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    assertEquals(nodeInfo.getTextSelectionStart(), 0);
    assertEquals(nodeInfo.getTextSelectionEnd(), 0);
  }

itCanPredictCursorMovementsWithGranularityLine()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictCursorMovementsWithGranularityLine ( )

inline

Definition at line 1699 of file AccessibilityBridgeTest.java.

                                                               {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "How are you\nI am fine\nThank you";
    // Selection is at the second line.
    node1.textSelectionBase = 14;
    node1.textSelectionExtent = 14;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_LINE);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be at the beginning of the third line.
    assertEquals(nodeInfo.getTextSelectionStart(), 21);
    assertEquals(nodeInfo.getTextSelectionEnd(), 21);
 
    bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_LINE);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, bundle);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be at the beginning of the second line.
    assertEquals(nodeInfo.getTextSelectionStart(), 11);
    assertEquals(nodeInfo.getTextSelectionEnd(), 11);
  }

itCanPredictCursorMovementsWithGranularityWord()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictCursorMovementsWithGranularityWord ( )

inline

Definition at line 1482 of file AccessibilityBridgeTest.java.

                                                               {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    node1.textSelectionBase = 0;
    node1.textSelectionExtent = 0;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_WORD);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be at the end of 'text'
    assertEquals(nodeInfo.getTextSelectionStart(), 9);
    assertEquals(nodeInfo.getTextSelectionEnd(), 9);
 
    bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_WORD);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, bundle);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be go to beginning of 'text'.
    assertEquals(nodeInfo.getTextSelectionStart(), 5);
    assertEquals(nodeInfo.getTextSelectionEnd(), 5);
  }

itCanPredictCursorMovementsWithGranularityWordUnicode()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictCursorMovementsWithGranularityWordUnicode ( )

inline

Definition at line 1641 of file AccessibilityBridgeTest.java.

                                                                      {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "你 好 嗎";
    node1.textSelectionBase = 0;
    node1.textSelectionExtent = 0;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_WORD);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_NEXT_AT_MOVEMENT_GRANULARITY, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be at the end of '好'
    assertEquals(nodeInfo.getTextSelectionStart(), 3);
    assertEquals(nodeInfo.getTextSelectionEnd(), 3);
 
    bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_WORD);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, bundle);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    // The seletction should be go to beginning of '好'.
    assertEquals(nodeInfo.getTextSelectionStart(), 2);
    assertEquals(nodeInfo.getTextSelectionEnd(), 2);
  }

itCanPredictSetSelection()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictSetSelection ( )

inline

Definition at line 1178 of file AccessibilityBridgeTest.java.

                                         {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    node1.textSelectionBase = -1;
    node1.textSelectionExtent = -1;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    int expectedStart = 1;
    int expectedEnd = 3;
    bundle.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_SELECTION_START_INT, expectedStart);
    bundle.putInt(AccessibilityNodeInfo.ACTION_ARGUMENT_SELECTION_END_INT, expectedEnd);
    accessibilityBridge.performAction(1, AccessibilityNodeInfo.ACTION_SET_SELECTION, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    assertEquals(nodeInfo.getTextSelectionStart(), expectedStart);
    assertEquals(nodeInfo.getTextSelectionEnd(), expectedEnd);
  }

itCanPredictSetText()

void io.flutter.view.AccessibilityBridgeTest.itCanPredictSetText ( )

inline

Definition at line 902 of file AccessibilityBridgeTest.java.

                                    {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    String expectedText = "some string";
    bundle.putString(AccessibilityNodeInfo.ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE, expectedText);
    accessibilityBridge.performAction(1, AccessibilityNodeInfo.ACTION_SET_TEXT, bundle);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(1);
    assertEquals(nodeInfo.getText().toString(), expectedText);
  }

itClearsFocusedNodeBeforeSendingEvent()

void io.flutter.view.AccessibilityBridgeTest.itClearsFocusedNodeBeforeSendingEvent ( )

inline

Definition at line 1415 of file AccessibilityBridgeTest.java.

                                                      {
    BasicMessageChannel mockChannel = mock(BasicMessageChannel.class);
    AccessibilityChannel accessibilityChannel =
        new AccessibilityChannel(mockChannel, mock(FlutterJNI.class));
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ accessibilityChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.label = "root";
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    // Set the focus on root.
    accessibilityBridge.performAction(0, AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertTrue(nodeInfo.isAccessibilityFocused());
    HashMap<String, Object> message = new HashMap<>();
    message.put("type", "didGainFocus");
    message.put("nodeId", 0);
    verify(mockChannel).send(message);
 
    class Verifier {
      public Verifier(AccessibilityBridge accessibilityBridge) {
        this.accessibilityBridge = accessibilityBridge;
      }
 
      public AccessibilityBridge accessibilityBridge;
      public boolean verified = false;
 
      public boolean verify(InvocationOnMock invocation) {
        AccessibilityEvent event = (AccessibilityEvent) invocation.getArguments()[1];
        assertEquals(
            event.getEventType(), AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED);
        // The accessibility focus must be cleared before sending out
        // the TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED event.
        AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
        assertFalse(nodeInfo.isAccessibilityFocused());
        verified = true;
        return true;
      }
    };
    Verifier verifier = new Verifier(accessibilityBridge);
    when(mockParent.requestSendAccessibilityEvent(eq(mockRootView), any(AccessibilityEvent.class)))
        .thenAnswer(invocation -> verifier.verify(invocation));
    accessibilityBridge.performAction(
        0, AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS, null);
    assertTrue(verifier.verified);
  }

itDescribesNonTextFieldsWithAContentDescription()

void io.flutter.view.AccessibilityBridgeTest.itDescribesNonTextFieldsWithAContentDescription ( )

inline

Definition at line 71 of file AccessibilityBridgeTest.java.

                                                                {
    AccessibilityBridge accessibilityBridge = setUpBridge();
 
    TestSemanticsNode testSemanticsNode = new TestSemanticsNode();
    testSemanticsNode.label = "Hello, World";
    TestSemanticsUpdate testSemanticsUpdate = testSemanticsNode.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
 
    assertEquals(nodeInfo.getContentDescription().toString(), "Hello, World");
    assertEquals(nodeInfo.getText(), null);
  }

itDescribesTextFieldsWithTextAndHint()

void io.flutter.view.AccessibilityBridgeTest.itDescribesTextFieldsWithTextAndHint ( )

inline

Definition at line 87 of file AccessibilityBridgeTest.java.

                                                     {
    AccessibilityBridge accessibilityBridge = setUpBridge();
 
    TestSemanticsNode testSemanticsNode = new TestSemanticsNode();
    testSemanticsNode.value = "Hello, World";
    testSemanticsNode.label = "some label";
    testSemanticsNode.hint = "some hint";
    testSemanticsNode.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    TestSemanticsUpdate testSemanticsUpdate = testSemanticsNode.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
 
    assertEquals(nodeInfo.getContentDescription(), null);
    assertEquals(nodeInfo.getText().toString(), "Hello, World");
    assertEquals(nodeInfo.getHintText().toString(), "some label, some hint");
  }

itDoesNotContainADescriptionIfScopesRoute()

void io.flutter.view.AccessibilityBridgeTest.itDoesNotContainADescriptionIfScopesRoute ( )

inline

Definition at line 178 of file AccessibilityBridgeTest.java.

                                                          {
    AccessibilityBridge accessibilityBridge = setUpBridge();
 
    TestSemanticsNode testSemanticsNode = new TestSemanticsNode();
    testSemanticsNode.label = "Hello, World";
    testSemanticsNode.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    TestSemanticsUpdate testSemanticsUpdate = testSemanticsNode.toUpdate();
 
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
 
    assertEquals(nodeInfo.getContentDescription(), null);
    assertEquals(nodeInfo.getText(), null);
  }

itDoesNotFireSelectionEventWhenPredictCursorMovementsDoesNotChangeSelection()

void io.flutter.view.AccessibilityBridgeTest.itDoesNotFireSelectionEventWhenPredictCursorMovementsDoesNotChangeSelection ( )

inline

Definition at line 1592 of file AccessibilityBridgeTest.java.

                                                                                            {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    node1.textSelectionBase = 0;
    node1.textSelectionExtent = 0;
    node1.addFlag(AccessibilityBridge.Flag.IS_TEXT_FIELD);
    root.children.add(node1);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    Bundle bundle = new Bundle();
    bundle.putInt(
        AccessibilityNodeInfo.ACTION_ARGUMENT_MOVEMENT_GRANULARITY_INT,
        AccessibilityNodeInfo.MOVEMENT_GRANULARITY_CHARACTER);
    bundle.putBoolean(AccessibilityNodeInfo.ACTION_ARGUMENT_EXTEND_SELECTION_BOOLEAN, false);
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_PREVIOUS_AT_MOVEMENT_GRANULARITY, bundle);
    ArgumentCaptor<AccessibilityEvent> eventCaptor =
        ArgumentCaptor.forClass(AccessibilityEvent.class);
    verify(mockParent, times(1))
        .requestSendAccessibilityEvent(eq(mockRootView), eventCaptor.capture());
    assertEquals(eventCaptor.getAllValues().size(), 1);
    AccessibilityEvent event = eventCaptor.getAllValues().get(0);
    assertNotEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED);
  }

itFindsPlatformViewsDuringHoverByDefault()

void io.flutter.view.AccessibilityBridgeTest.itFindsPlatformViewsDuringHoverByDefault ( )

inline

Definition at line 725 of file AccessibilityBridgeTest.java.

                                                         {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
    when(mockManager.isTouchExplorationEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = 0;
    root.top = 0;
    root.bottom = 20;
    root.right = 20;
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 1;
    platformView.left = 0;
    platformView.top = 0;
    platformView.bottom = 20;
    platformView.right = 20;
    root.addChild(platformView);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Synthesize an accessibility hit test event.
    MotionEvent mockEvent = mock(MotionEvent.class);
    when(mockEvent.getX()).thenReturn(10.0f);
    when(mockEvent.getY()).thenReturn(10.0f);
    when(mockEvent.getAction()).thenReturn(MotionEvent.ACTION_HOVER_ENTER);
 
    final boolean handled = accessibilityBridge.onAccessibilityHoverEvent(mockEvent);
 
    assertTrue(handled);
  }

itHoverOverOutOfBoundsDoesNotCrash()

void io.flutter.view.AccessibilityBridgeTest.itHoverOverOutOfBoundsDoesNotCrash ( )

inline

Definition at line 1841 of file AccessibilityBridgeTest.java.

                                                   {
    // SementicsNode.hitTest() returns null when out of bounds.
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
 
    // Sent a11y tree with platform view.
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 42;
    root.children.add(platformView);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Pass an out of bounds MotionEvent.
    accessibilityBridge.onAccessibilityHoverEvent(MotionEvent.obtain(1, 1, 1, -10, -10, 0));
  }

itIgnoresPlatformViewsDuringHoverIfRequested()

void io.flutter.view.AccessibilityBridgeTest.itIgnoresPlatformViewsDuringHoverIfRequested ( )

inline

Definition at line 768 of file AccessibilityBridgeTest.java.

                                                             {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
    when(mockManager.isTouchExplorationEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = 0;
    root.top = 0;
    root.bottom = 20;
    root.right = 20;
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 1;
    platformView.left = 0;
    platformView.top = 0;
    platformView.bottom = 20;
    platformView.right = 20;
    root.addChild(platformView);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Synthesize an accessibility hit test event.
    MotionEvent mockEvent = mock(MotionEvent.class);
    when(mockEvent.getX()).thenReturn(10.0f);
    when(mockEvent.getY()).thenReturn(10.0f);
    when(mockEvent.getAction()).thenReturn(MotionEvent.ACTION_HOVER_ENTER);
 
    final boolean handled = accessibilityBridge.onAccessibilityHoverEvent(mockEvent, true);
 
    assertFalse(handled);
  }

itIgnoresUnfocusableNodeDuringHitTest()

void io.flutter.view.AccessibilityBridgeTest.itIgnoresUnfocusableNodeDuringHitTest ( )

inline

Definition at line 665 of file AccessibilityBridgeTest.java.

                                                      {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
    when(mockManager.isTouchExplorationEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = 0;
    root.top = 0;
    root.bottom = 20;
    root.right = 20;
    TestSemanticsNode ignored = new TestSemanticsNode();
    ignored.id = 1;
    ignored.addFlag(AccessibilityBridge.Flag.SCOPES_ROUTE);
    ignored.left = 0;
    ignored.top = 0;
    ignored.bottom = 20;
    ignored.right = 20;
    root.children.add(ignored);
    TestSemanticsNode child = new TestSemanticsNode();
    child.id = 2;
    child.label = "label";
    child.left = 0;
    child.top = 0;
    child.bottom = 20;
    child.right = 20;
    root.children.add(child);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(mockRootView, times(1)).setAccessibilityPaneTitle(eq(" "));
 
    // Synthesize an accessibility hit test event.
    MotionEvent mockEvent = mock(MotionEvent.class);
    when(mockEvent.getX()).thenReturn(10.0f);
    when(mockEvent.getY()).thenReturn(10.0f);
    when(mockEvent.getAction()).thenReturn(MotionEvent.ACTION_HOVER_ENTER);
    boolean hit = accessibilityBridge.onAccessibilityHoverEvent(mockEvent);
 
    assertEquals(hit, true);
 
    ArgumentCaptor<AccessibilityEvent> eventCaptor =
        ArgumentCaptor.forClass(AccessibilityEvent.class);
    verify(mockParent, times(2))
        .requestSendAccessibilityEvent(eq(mockRootView), eventCaptor.capture());
    AccessibilityEvent event = eventCaptor.getAllValues().get(1);
    assertEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_HOVER_ENTER);
    assertEquals(accessibilityBridge.getHoveredObjectId(), 2);
  }

itMakesPlatformViewImportantForAccessibility()

void io.flutter.view.AccessibilityBridgeTest.itMakesPlatformViewImportantForAccessibility ( )

inline

Definition at line 1911 of file AccessibilityBridgeTest.java.

                                                             {
    PlatformViewsAccessibilityDelegate accessibilityDelegate =
        mock(PlatformViewsAccessibilityDelegate.class);
 
    Context context = ApplicationProvider.getApplicationContext();
    View rootAccessibilityView = new View(context);
    AccessibilityViewEmbedder accessibilityViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            rootAccessibilityView,
            /*accessibilityChannel=*/ null,
            /*accessibilityManager=*/ null,
            /*contentResolver=*/ null,
            accessibilityViewEmbedder,
            accessibilityDelegate);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
 
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 1;
    root.addChild(platformView);
 
    View embeddedView = mock(View.class);
    when(accessibilityDelegate.getPlatformViewById(1)).thenReturn(embeddedView);
    when(accessibilityDelegate.usesVirtualDisplay(1)).thenReturn(false);
 
    TestSemanticsUpdate testSemanticsRootUpdate = root.toUpdate();
    testSemanticsRootUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(embeddedView).setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_AUTO);
  }

itMakesPlatformViewNoImportantForAccessibility()

void io.flutter.view.AccessibilityBridgeTest.itMakesPlatformViewNoImportantForAccessibility ( )

inline

Definition at line 1946 of file AccessibilityBridgeTest.java.

                                                               {
    PlatformViewsAccessibilityDelegate accessibilityDelegate =
        mock(PlatformViewsAccessibilityDelegate.class);
 
    Context context = ApplicationProvider.getApplicationContext();
    View rootAccessibilityView = new View(context);
    AccessibilityViewEmbedder accessibilityViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            rootAccessibilityView,
            /*accessibilityChannel=*/ null,
            /*accessibilityManager=*/ null,
            /*contentResolver=*/ null,
            accessibilityViewEmbedder,
            accessibilityDelegate);
 
    TestSemanticsNode rootWithPlatformView = new TestSemanticsNode();
    rootWithPlatformView.id = 0;
 
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 1;
    rootWithPlatformView.addChild(platformView);
 
    View embeddedView = mock(View.class);
    when(accessibilityDelegate.getPlatformViewById(1)).thenReturn(embeddedView);
    when(accessibilityDelegate.usesVirtualDisplay(1)).thenReturn(false);
 
    TestSemanticsUpdate testSemanticsRootWithPlatformViewUpdate = rootWithPlatformView.toUpdate();
    testSemanticsRootWithPlatformViewUpdate.sendUpdateToBridge(accessibilityBridge);
 
    TestSemanticsNode rootWithoutPlatformView = new TestSemanticsNode();
    rootWithoutPlatformView.id = 0;
    TestSemanticsUpdate testSemanticsRootWithoutPlatformViewUpdate =
        rootWithoutPlatformView.toUpdate();
    testSemanticsRootWithoutPlatformViewUpdate.sendUpdateToBridge(accessibilityBridge);
 
    verify(embeddedView)
        .setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
  }

itPerformsClearAccessibilityFocusCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itPerformsClearAccessibilityFocusCorrectly ( )

inline

Definition at line 1222 of file AccessibilityBridgeTest.java.

                                                           {
    BasicMessageChannel mockChannel = mock(BasicMessageChannel.class);
    AccessibilityChannel accessibilityChannel =
        new AccessibilityChannel(mockChannel, mock(FlutterJNI.class));
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ accessibilityChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.label = "root";
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.value = "some text";
    root.children.add(node1);
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    accessibilityBridge.performAction(0, AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertTrue(nodeInfo.isAccessibilityFocused());
 
    HashMap<String, Object> message = new HashMap<>();
    message.put("type", "didGainFocus");
    message.put("nodeId", 0);
    verify(mockChannel).send(message);
    // Clear focus on non-focused node shouldn't do anything
    accessibilityBridge.performAction(
        1, AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS, null);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertTrue(nodeInfo.isAccessibilityFocused());
 
    // Now, clear the focus for real.
    accessibilityBridge.performAction(
        0, AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS, null);
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertFalse(nodeInfo.isAccessibilityFocused());
  }

itProducesPlatformViewNodeForHybridComposition()

void io.flutter.view.AccessibilityBridgeTest.itProducesPlatformViewNodeForHybridComposition ( )

inline

Definition at line 1867 of file AccessibilityBridgeTest.java.

                                                               {
    PlatformViewsAccessibilityDelegate accessibilityDelegate =
        mock(PlatformViewsAccessibilityDelegate.class);
 
    Context context = ApplicationProvider.getApplicationContext();
    View rootAccessibilityView = new View(context);
    AccessibilityViewEmbedder accessibilityViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            rootAccessibilityView,
            /*accessibilityChannel=*/ null,
            /*accessibilityManager=*/ null,
            /*contentResolver=*/ null,
            accessibilityViewEmbedder,
            accessibilityDelegate);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
 
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 1;
    root.addChild(platformView);
 
    TestSemanticsUpdate testSemanticsRootUpdate = root.toUpdate();
    testSemanticsRootUpdate.sendUpdateToBridge(accessibilityBridge);
 
    TestSemanticsUpdate testSemanticsPlatformViewUpdate = platformView.toUpdate();
    testSemanticsPlatformViewUpdate.sendUpdateToBridge(accessibilityBridge);
 
    View embeddedView = mock(View.class);
    when(accessibilityDelegate.getPlatformViewById(1)).thenReturn(embeddedView);
    when(accessibilityDelegate.usesVirtualDisplay(1)).thenReturn(false);
 
    AccessibilityNodeInfo nodeInfo = mock(AccessibilityNodeInfo.class);
    when(embeddedView.createAccessibilityNodeInfo()).thenReturn(nodeInfo);
 
    AccessibilityNodeInfo result = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertNotNull(result);
    assertEquals(result.getChildCount(), 1);
    assertEquals(result.getClassName(), "android.view.View");
  }

itProducesPlatformViewNodeForVirtualDisplay()

void io.flutter.view.AccessibilityBridgeTest.itProducesPlatformViewNodeForVirtualDisplay ( )

inline

Definition at line 1988 of file AccessibilityBridgeTest.java.

                                                            {
    PlatformViewsAccessibilityDelegate accessibilityDelegate =
        mock(PlatformViewsAccessibilityDelegate.class);
    AccessibilityViewEmbedder accessibilityViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ null,
            /*accessibilityChannel=*/ null,
            /*accessibilityManager=*/ null,
            /*contentResolver=*/ null,
            accessibilityViewEmbedder,
            accessibilityDelegate);
 
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.platformViewId = 1;
 
    TestSemanticsUpdate testSemanticsUpdate = platformView.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    View embeddedView = mock(View.class);
    when(accessibilityDelegate.getPlatformViewById(1)).thenReturn(embeddedView);
    when(accessibilityDelegate.usesVirtualDisplay(1)).thenReturn(true);
 
    accessibilityBridge.createAccessibilityNodeInfo(0);
    verify(accessibilityViewEmbedder).getRootNode(eq(embeddedView), eq(0), any(Rect.class));
  }

itSetCutoutInsetBasedonLayoutModeAlways()

void io.flutter.view.AccessibilityBridgeTest.itSetCutoutInsetBasedonLayoutModeAlways ( )

inline

Definition at line 618 of file AccessibilityBridgeTest.java.

                                                        {
    int expectedInsetLeft = 5;
    int top = 0;
    int left = 0;
    int right = 100;
    int bottom = 200;
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Activity context = mock(Activity.class);
    Window window = mock(Window.class);
    WindowInsets insets = mock(WindowInsets.class);
    WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
    layoutParams.layoutInDisplayCutoutMode =
        WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getWindow()).thenReturn(window);
    when(window.getAttributes()).thenReturn(layoutParams);
    when(mockRootView.getRootWindowInsets()).thenReturn(insets);
    when(insets.getSystemWindowInsetLeft()).thenReturn(expectedInsetLeft);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = left;
    root.top = top;
    root.right = right;
    root.bottom = bottom;
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    // Does not apply left inset if the layout mode is `always`.
    verify(mockNodeInfo, times(1)).setBoundsInScreen(new Rect(left, top, right, bottom));
  }

itSetCutoutInsetBasedonLayoutModeDefault()

void io.flutter.view.AccessibilityBridgeTest.itSetCutoutInsetBasedonLayoutModeDefault ( )

inline

Definition at line 514 of file AccessibilityBridgeTest.java.

                                                         {
    int expectedInsetLeft = 5;
    int top = 0;
    int left = 0;
    int right = 100;
    int bottom = 200;
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Activity context = mock(Activity.class);
    Window window = mock(Window.class);
    WindowInsets insets = mock(WindowInsets.class);
    WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
    layoutParams.layoutInDisplayCutoutMode =
        WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_DEFAULT;
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getWindow()).thenReturn(window);
    when(window.getAttributes()).thenReturn(layoutParams);
    when(mockRootView.getRootWindowInsets()).thenReturn(insets);
    when(insets.getSystemWindowInsetLeft()).thenReturn(expectedInsetLeft);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = left;
    root.top = top;
    root.right = right;
    root.bottom = bottom;
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockNodeInfo, times(1))
        .setBoundsInScreen(
            new Rect(left + expectedInsetLeft, top, right + expectedInsetLeft, bottom));
  }

itSetCutoutInsetBasedonLayoutModeNever()

void io.flutter.view.AccessibilityBridgeTest.itSetCutoutInsetBasedonLayoutModeNever ( )

inline

Definition at line 462 of file AccessibilityBridgeTest.java.

                                                       {
    int expectedInsetLeft = 5;
    int top = 0;
    int left = 0;
    int right = 100;
    int bottom = 200;
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Activity context = mock(Activity.class);
    Window window = mock(Window.class);
    WindowInsets insets = mock(WindowInsets.class);
    WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
    layoutParams.layoutInDisplayCutoutMode =
        WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_NEVER;
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getWindow()).thenReturn(window);
    when(window.getAttributes()).thenReturn(layoutParams);
    when(mockRootView.getRootWindowInsets()).thenReturn(insets);
    when(insets.getSystemWindowInsetLeft()).thenReturn(expectedInsetLeft);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = left;
    root.top = top;
    root.right = right;
    root.bottom = bottom;
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockNodeInfo, times(1))
        .setBoundsInScreen(
            new Rect(left + expectedInsetLeft, top, right + expectedInsetLeft, bottom));
  }

itSetCutoutInsetBasedonLayoutModeShortEdges()

void io.flutter.view.AccessibilityBridgeTest.itSetCutoutInsetBasedonLayoutModeShortEdges ( )

inline

Definition at line 566 of file AccessibilityBridgeTest.java.

                                                            {
    int expectedInsetLeft = 5;
    int top = 0;
    int left = 0;
    int right = 100;
    int bottom = 200;
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Activity context = mock(Activity.class);
    Window window = mock(Window.class);
    WindowInsets insets = mock(WindowInsets.class);
    WindowManager.LayoutParams layoutParams = new WindowManager.LayoutParams();
    layoutParams.layoutInDisplayCutoutMode =
        WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getWindow()).thenReturn(window);
    when(window.getAttributes()).thenReturn(layoutParams);
    when(mockRootView.getRootWindowInsets()).thenReturn(insets);
    when(insets.getSystemWindowInsetLeft()).thenReturn(expectedInsetLeft);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.left = left;
    root.top = top;
    root.right = right;
    root.bottom = bottom;
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    // Does not apply left inset if the layout mode is `short edges`.
    verify(mockNodeInfo, times(1)).setBoundsInScreen(new Rect(left, top, right, bottom));
  }

itSetsAccessibleNavigation()

void io.flutter.view.AccessibilityBridgeTest.itSetsAccessibleNavigation ( )

inline

Definition at line 140 of file AccessibilityBridgeTest.java.

                                           {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    when(mockManager.isTouchExplorationEnabled()).thenReturn(false);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
    ArgumentCaptor<AccessibilityManager.TouchExplorationStateChangeListener> listenerCaptor =
        ArgumentCaptor.forClass(AccessibilityManager.TouchExplorationStateChangeListener.class);
    verify(mockManager).addTouchExplorationStateChangeListener(listenerCaptor.capture());
 
    assertEquals(accessibilityBridge.getAccessibleNavigation(), false);
    verify(mockChannel).setAccessibilityFeatures(0);
    reset(mockChannel);
 
    // Simulate assistive technology accessing accessibility tree.
    accessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockChannel).setAccessibilityFeatures(1);
    assertEquals(accessibilityBridge.getAccessibleNavigation(), true);
 
    // Simulate turning off TalkBack.
    reset(mockChannel);
    listenerCaptor.getValue().onTouchExplorationStateChanged(false);
    verify(mockChannel).setAccessibilityFeatures(0);
    assertEquals(accessibilityBridge.getAccessibleNavigation(), false);
  }

itSetsBoldTextFlagCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itSetsBoldTextFlagCorrectly ( )

inline

Definition at line 1325 of file AccessibilityBridgeTest.java.

                                            {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    Resources resource = mock(Resources.class);
    Configuration config = new Configuration();
    config.fontWeightAdjustment = 300;
 
    when(mockRootView.getContext()).thenReturn(context);
    when(mockRootView.getResources()).thenReturn(resource);
    when(resource.getConfiguration()).thenReturn(config);
 
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    verify(mockChannel).setAccessibilityFeatures(1 << 3);
  }

itSetsFocusabilityBasedOnFlagsCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itSetsFocusabilityBasedOnFlagsCorrectly ( )

inline

Definition at line 1277 of file AccessibilityBridgeTest.java.

                                                        {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.addFlag(Flag.HAS_IMPLICIT_SCROLLING);
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.addFlag(Flag.IS_READ_ONLY);
    root.children.add(node1);
    TestSemanticsNode node2 = new TestSemanticsNode();
    node2.id = 2;
    node2.addFlag(Flag.HAS_CHECKED_STATE);
    root.children.add(node2);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Only node 2 is focusable because it has a flag that is not in
    // AccessibilityBridge.TRIVIAL_FLAGS.
    AccessibilityNodeInfo rootInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    assertFalse(rootInfo.isFocusable());
    AccessibilityNodeInfo node1Info = accessibilityBridge.createAccessibilityNodeInfo(1);
    assertFalse(node1Info.isFocusable());
    AccessibilityNodeInfo node2Info = accessibilityBridge.createAccessibilityNodeInfo(2);
    assertTrue(node2Info.isFocusable());
  }

itSetsFocusedNodeBeforeSendingEvent()

void io.flutter.view.AccessibilityBridgeTest.itSetsFocusedNodeBeforeSendingEvent ( )

inline

Definition at line 1352 of file AccessibilityBridgeTest.java.

                                                    {
    BasicMessageChannel mockChannel = mock(BasicMessageChannel.class);
    AccessibilityChannel accessibilityChannel =
        new AccessibilityChannel(mockChannel, mock(FlutterJNI.class));
 
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ accessibilityChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.label = "root";
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    class Verifier {
      public Verifier(AccessibilityBridge accessibilityBridge) {
        this.accessibilityBridge = accessibilityBridge;
      }
 
      public AccessibilityBridge accessibilityBridge;
      public boolean verified = false;
 
      public boolean verify(InvocationOnMock invocation) {
        AccessibilityEvent event = (AccessibilityEvent) invocation.getArguments()[1];
        assertEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED);
        // The accessibility focus must be set before sending out
        // the TYPE_VIEW_ACCESSIBILITY_FOCUSED event.
        AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
        assertTrue(nodeInfo.isAccessibilityFocused());
        verified = true;
        return true;
      }
    };
    Verifier verifier = new Verifier(accessibilityBridge);
    when(mockParent.requestSendAccessibilityEvent(eq(mockRootView), any(AccessibilityEvent.class)))
        .thenAnswer(invocation -> verifier.verify(invocation));
    accessibilityBridge.performAction(0, AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS, null);
    assertTrue(verifier.verified);
 
    HashMap<String, Object> message = new HashMap<>();
    message.put("type", "didGainFocus");
    message.put("nodeId", 0);
    verify(mockChannel).send(message);
  }

itSetsIdentifierCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itSetsIdentifierCorrectly ( )

inline

Definition at line 1104 of file AccessibilityBridgeTest.java.

                                          {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
    // Create a node with identifier.
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.identifier = "identifier";
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Test the generated AccessibilityNodeInfo for the node we created and
    // verify it has correct identifier (i.e. resource-id per Android
    // terminology).
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    CharSequence actual = nodeInfo.getViewIdResourceName();
    assertEquals(actual.toString(), root.identifier);
  }

itSetsNodeImportantForAccessibilityIfItHasActions()

void io.flutter.view.AccessibilityBridgeTest.itSetsNodeImportantForAccessibilityIfItHasActions ( )

inline

Definition at line 389 of file AccessibilityBridgeTest.java.

                                                                  {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.addAction(Action.TAP);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockNodeInfo, times(1)).setImportantForAccessibility(eq(true));
  }

itSetsNodeImportantForAccessibilityIfItHasContent()

void io.flutter.view.AccessibilityBridgeTest.itSetsNodeImportantForAccessibilityIfItHasContent ( )

inline

Definition at line 358 of file AccessibilityBridgeTest.java.

                                                                  {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.label = "some label";
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockNodeInfo, times(1)).setImportantForAccessibility(eq(true));
  }

itSetsNodeUnImportantForAccessibilityIfItIsEmpty()

void io.flutter.view.AccessibilityBridgeTest.itSetsNodeUnImportantForAccessibilityIfItIsEmpty ( )

inline

Definition at line 420 of file AccessibilityBridgeTest.java.

                                                                 {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node = new TestSemanticsNode();
    node.id = 1;
    root.children.add(node);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 0))
        .thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(0);
    verify(mockNodeInfo, times(1)).setImportantForAccessibility(eq(false));
 
    AccessibilityNodeInfo mockNodeInfo1 = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 1))
        .thenReturn(mockNodeInfo1);
    spyAccessibilityBridge.createAccessibilityNodeInfo(1);
    verify(mockNodeInfo1, times(1)).setImportantForAccessibility(eq(false));
  }

itSetsRootViewNotImportantForAccessibility()

void io.flutter.view.AccessibilityBridgeTest.itSetsRootViewNotImportantForAccessibility ( )

inline

Definition at line 329 of file AccessibilityBridgeTest.java.

                                                           {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView)).thenReturn(mockNodeInfo);
    spyAccessibilityBridge.createAccessibilityNodeInfo(View.NO_ID);
    verify(mockNodeInfo, times(1)).setImportantForAccessibility(eq(false));
  }

itSetsTextCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itSetsTextCorrectly ( )

inline

Definition at line 1007 of file AccessibilityBridgeTest.java.

                                    {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.value = "value";
    TestStringAttribute attribute = new TestStringAttributeSpellOut();
    attribute.start = 1;
    attribute.end = 2;
    attribute.type = TestStringAttributeType.SPELLOUT;
    root.valueAttributes = new ArrayList<>();
    root.valueAttributes.add(attribute);
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    SpannableString actual = (SpannableString) nodeInfo.getContentDescription();
    assertEquals(actual.toString(), "value");
    Object[] objectSpans = actual.getSpans(0, actual.length(), Object.class);
    assertEquals(objectSpans.length, 1);
    TtsSpan spellOutSpan = (TtsSpan) objectSpans[0];
    assertEquals(spellOutSpan.getType(), TtsSpan.TYPE_VERBATIM);
    assertEquals(actual.getSpanStart(spellOutSpan), 1);
    assertEquals(actual.getSpanEnd(spellOutSpan), 2);
 
    // Perform a set text action.
    Bundle bundle = new Bundle();
    String expectedText = "a";
    bundle.putString(AccessibilityNodeInfo.ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE, expectedText);
    accessibilityBridge.performAction(0, AccessibilityNodeInfo.ACTION_SET_TEXT, bundle);
 
    // The action should remove the string attributes.
    nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    actual = (SpannableString) nodeInfo.getContentDescription();
    assertEquals(actual.toString(), expectedText);
    objectSpans = actual.getSpans(0, actual.length(), Object.class);
    assertEquals(objectSpans.length, 0);
  }

itSetsTooltipCorrectly()

void io.flutter.view.AccessibilityBridgeTest.itSetsTooltipCorrectly ( )

inline

Definition at line 1067 of file AccessibilityBridgeTest.java.

                                       {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(
            /*rootAccessibilityView=*/ mockRootView,
            /*accessibilityChannel=*/ mockChannel,
            /*accessibilityManager=*/ mockManager,
            /*contentResolver=*/ null,
            /*accessibilityViewEmbedder=*/ mockViewEmbedder,
            /*platformViewsAccessibilityDelegate=*/ null);
 
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
    // Create a node with tooltip.
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    root.tooltip = "tooltip";
 
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Test the generated AccessibilityNodeInfo for the node we created
    // and verify it has correct tooltip text.
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
    CharSequence actual = nodeInfo.getTooltipText();
    assertEquals(actual.toString(), root.tooltip);
  }

itSetsTraversalAfter()

void io.flutter.view.AccessibilityBridgeTest.itSetsTraversalAfter ( )

inline

Definition at line 291 of file AccessibilityBridgeTest.java.

                                     {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode node1 = new TestSemanticsNode();
    node1.id = 1;
    node1.label = "node1";
    root.children.add(node1);
    TestSemanticsNode node2 = new TestSemanticsNode();
    node2.id = 2;
    node2.label = "node2";
    root.children.add(node2);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
    AccessibilityNodeInfo mockNodeInfo2 = mock(AccessibilityNodeInfo.class);
 
    when(spyAccessibilityBridge.obtainAccessibilityNodeInfo(mockRootView, 2))
        .thenReturn(mockNodeInfo2);
    spyAccessibilityBridge.createAccessibilityNodeInfo(2);
    verify(mockNodeInfo2, times(1)).setTraversalAfter(eq(mockRootView), eq(1));
  }

itTakesGlobalCoordinatesOfFlutterViewIntoAccount()

void io.flutter.view.AccessibilityBridgeTest.itTakesGlobalCoordinatesOfFlutterViewIntoAccount ( )

inline

Definition at line 105 of file AccessibilityBridgeTest.java.

                                                                 {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    final int position = 88;
    // The getBoundsInScreen() in createAccessibilityNodeInfo() needs View.getLocationOnScreen()
    doAnswer(
            invocation -> {
              int[] outLocation = (int[]) invocation.getArguments()[0];
              outLocation[0] = position;
              outLocation[1] = position;
              return null;
            })
        .when(mockRootView)
        .getLocationOnScreen(any(int[].class));
 
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
 
    TestSemanticsNode testSemanticsNode = new TestSemanticsNode();
    TestSemanticsUpdate testSemanticsUpdate = testSemanticsNode.toUpdate();
 
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
    AccessibilityNodeInfo nodeInfo = accessibilityBridge.createAccessibilityNodeInfo(0);
 
    Rect outBoundsInScreen = new Rect();
    nodeInfo.getBoundsInScreen(outBoundsInScreen);
    assertEquals(position, outBoundsInScreen.left);
    assertEquals(position, outBoundsInScreen.top);
  }

itUnfocusesPlatformViewWhenPlatformViewGoesAway()

void io.flutter.view.AccessibilityBridgeTest.itUnfocusesPlatformViewWhenPlatformViewGoesAway ( )

inline

Definition at line 194 of file AccessibilityBridgeTest.java.

                                                                {
    AccessibilityViewEmbedder mockViewEmbedder = mock(AccessibilityViewEmbedder.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, mockManager, mockViewEmbedder);
 
    // Sent a11y tree with platform view.
    TestSemanticsNode root = new TestSemanticsNode();
    root.id = 0;
    TestSemanticsNode platformView = new TestSemanticsNode();
    platformView.id = 1;
    platformView.platformViewId = 42;
    root.children.add(platformView);
    TestSemanticsUpdate testSemanticsUpdate = root.toUpdate();
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Set a11y focus to platform view.
    View mockView = mock(View.class);
    AccessibilityEvent focusEvent = mock(AccessibilityEvent.class);
    when(mockViewEmbedder.requestSendAccessibilityEvent(mockView, mockView, focusEvent))
        .thenReturn(true);
    when(mockViewEmbedder.getRecordFlutterId(mockView, focusEvent)).thenReturn(42);
    when(focusEvent.getEventType()).thenReturn(AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUSED);
    accessibilityBridge.externalViewRequestSendAccessibilityEvent(mockView, mockView, focusEvent);
 
    // Replace the platform view.
    TestSemanticsNode node = new TestSemanticsNode();
    node.id = 2;
    root.children.clear();
    root.children.add(node);
    testSemanticsUpdate = root.toUpdate();
    when(mockManager.isEnabled()).thenReturn(true);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    testSemanticsUpdate.sendUpdateToBridge(accessibilityBridge);
 
    // Check that unfocus event was sent.
    ArgumentCaptor<AccessibilityEvent> eventCaptor =
        ArgumentCaptor.forClass(AccessibilityEvent.class);
    verify(mockParent, times(2))
        .requestSendAccessibilityEvent(eq(mockRootView), eventCaptor.capture());
    AccessibilityEvent event = eventCaptor.getAllValues().get(0);
    assertEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_ACCESSIBILITY_FOCUS_CLEARED);
  }

releaseDropsChannelMessageHandler()

void io.flutter.view.AccessibilityBridgeTest.releaseDropsChannelMessageHandler ( )

inline

Definition at line 2016 of file AccessibilityBridgeTest.java.

                                                  {
    AccessibilityChannel mockChannel = mock(AccessibilityChannel.class);
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    ContentResolver mockContentResolver = mock(ContentResolver.class);
    when(mockManager.isEnabled()).thenReturn(true);
    AccessibilityBridge accessibilityBridge =
        setUpBridge(null, mockChannel, mockManager, mockContentResolver, null, null);
    verify(mockChannel)
        .setAccessibilityMessageHandler(
            any(AccessibilityChannel.AccessibilityMessageHandler.class));
    ArgumentCaptor<AccessibilityManager.AccessibilityStateChangeListener> stateListenerCaptor =
        ArgumentCaptor.forClass(AccessibilityManager.AccessibilityStateChangeListener.class);
    ArgumentCaptor<AccessibilityManager.TouchExplorationStateChangeListener> touchListenerCaptor =
        ArgumentCaptor.forClass(AccessibilityManager.TouchExplorationStateChangeListener.class);
    verify(mockManager).addAccessibilityStateChangeListener(stateListenerCaptor.capture());
    verify(mockManager).addTouchExplorationStateChangeListener(touchListenerCaptor.capture());
    accessibilityBridge.release();
    verify(mockChannel).setAccessibilityMessageHandler(null);
    reset(mockChannel);
    stateListenerCaptor.getValue().onAccessibilityStateChanged(true);
    verify(mockChannel, never()).onAndroidAccessibilityEnabled();
    touchListenerCaptor.getValue().onTouchExplorationStateChanged(true);
    verify(mockChannel, never()).setAccessibilityFeatures(anyInt());
  }

sendFocusAccessibilityEvent()

void io.flutter.view.AccessibilityBridgeTest.sendFocusAccessibilityEvent ( )

inline

Definition at line 2042 of file AccessibilityBridgeTest.java.

                                            {
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    AccessibilityChannel accessibilityChannel =
        new AccessibilityChannel(mock(DartExecutor.class), mock(FlutterJNI.class));
 
    ContentResolver mockContentResolver = mock(ContentResolver.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    when(mockManager.isEnabled()).thenReturn(true);
 
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, accessibilityChannel, mockManager, null, null, null);
 
    HashMap<String, Object> arguments = new HashMap<>();
    arguments.put("type", "focus");
    arguments.put("nodeId", 123);
    BasicMessageChannel.Reply reply = mock(BasicMessageChannel.Reply.class);
    accessibilityChannel.parsingMessageHandler.onMessage(arguments, reply);
 
    // Check that focus event was sent.
    ArgumentCaptor<AccessibilityEvent> eventCaptor =
        ArgumentCaptor.forClass(AccessibilityEvent.class);
    verify(mockParent).requestSendAccessibilityEvent(eq(mockRootView), eventCaptor.capture());
    AccessibilityEvent event = eventCaptor.getAllValues().get(0);
    assertEquals(event.getEventType(), AccessibilityEvent.TYPE_VIEW_FOCUSED);
    assertEquals(event.getSource(), null);
  }

SetSourceAndPackageNameForAccessibilityEvent()

void io.flutter.view.AccessibilityBridgeTest.SetSourceAndPackageNameForAccessibilityEvent ( )

inline

Definition at line 2075 of file AccessibilityBridgeTest.java.

                                                             {
    AccessibilityManager mockManager = mock(AccessibilityManager.class);
    ContentResolver mockContentResolver = mock(ContentResolver.class);
    View mockRootView = mock(View.class);
    Context context = mock(Context.class);
    when(mockRootView.getContext()).thenReturn(context);
    when(context.getPackageName()).thenReturn("test");
    when(mockManager.isEnabled()).thenReturn(true);
    ViewParent mockParent = mock(ViewParent.class);
    when(mockRootView.getParent()).thenReturn(mockParent);
    AccessibilityEvent mockEvent = mock(AccessibilityEvent.class);
 
    AccessibilityBridge accessibilityBridge =
        setUpBridge(mockRootView, null, mockManager, null, null, null);
 
    AccessibilityBridge spyAccessibilityBridge = spy(accessibilityBridge);
 
    when(spyAccessibilityBridge.obtainAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED))
        .thenReturn(mockEvent);
 
    spyAccessibilityBridge.sendAccessibilityEvent(123, AccessibilityEvent.TYPE_VIEW_FOCUSED);
 
    verify(mockEvent).setPackageName("test");
    verify(mockEvent).setSource(eq(mockRootView), eq(123));
  }

setUpBridge() [1/3]

AccessibilityBridge io.flutter.view.AccessibilityBridgeTest.setUpBridge ( )

inlinepackage

Definition at line 2101 of file AccessibilityBridgeTest.java.

                                    {
    return setUpBridge(null, null, null, null, null, null);
  }

setUpBridge() [2/3]

AccessibilityBridge io.flutter.view.AccessibilityBridgeTest.setUpBridge ( View  rootAccessibilityView, AccessibilityChannel  accessibilityChannel, AccessibilityManager  accessibilityManager, ContentResolver  contentResolver, AccessibilityViewEmbedder  accessibilityViewEmbedder, PlatformViewsAccessibilityDelegate  platformViewsAccessibilityDelegate  )

inlinepackage

Definition at line 2113 of file AccessibilityBridgeTest.java.

                                                                             {
    if (rootAccessibilityView == null) {
      rootAccessibilityView = mock(View.class);
      Context context = mock(Context.class);
      when(rootAccessibilityView.getContext()).thenReturn(context);
      when(context.getPackageName()).thenReturn("test");
    }
    if (accessibilityChannel == null) {
      accessibilityChannel = mock(AccessibilityChannel.class);
    }
    if (accessibilityManager == null) {
      accessibilityManager = mock(AccessibilityManager.class);
    }
    if (contentResolver == null) {
      contentResolver = mock(ContentResolver.class);
    }
    if (accessibilityViewEmbedder == null) {
      accessibilityViewEmbedder = mock(AccessibilityViewEmbedder.class);
    }
    if (platformViewsAccessibilityDelegate == null) {
      platformViewsAccessibilityDelegate = mock(PlatformViewsAccessibilityDelegate.class);
    }
    return new AccessibilityBridge(
        rootAccessibilityView,
        accessibilityChannel,
        accessibilityManager,
        contentResolver,
        accessibilityViewEmbedder,
        platformViewsAccessibilityDelegate);
  }

setUpBridge() [3/3]

AccessibilityBridge io.flutter.view.AccessibilityBridgeTest.setUpBridge ( View  rootAccessibilityView, AccessibilityManager  accessibilityManager, AccessibilityViewEmbedder  accessibilityViewEmbedder  )

inlinepackage

Definition at line 2105 of file AccessibilityBridgeTest.java.

                                                           {
    return setUpBridge(
        rootAccessibilityView, null, accessibilityManager, null, accessibilityViewEmbedder, null);
  }

updateString()

static void io.flutter.view.AccessibilityBridgeTest.updateString ( String  value, List< TestStringAttribute >  attributes, ByteBuffer  bytes, ArrayList< String >  strings, ArrayList< ByteBuffer >  stringAttributeArgs  )

inlinestaticpackage

Definition at line 2322 of file AccessibilityBridgeTest.java.

                                                 {
    if (value == null) {
      bytes.putInt(-1);
    } else {
      strings.add(value);
      bytes.putInt(strings.size() - 1);
    }
    // attributes
    if (attributes == null || attributes.isEmpty()) {
      bytes.putInt(-1);
      return;
    }
    bytes.putInt(attributes.size());
    for (TestStringAttribute attribute : attributes) {
      bytes.putInt(attribute.start);
      bytes.putInt(attribute.end);
      bytes.putInt(attribute.type.getValue());
      switch (attribute.type) {
        case SPELLOUT:
          bytes.putInt(-1);
          break;
        case LOCALE:
          bytes.putInt(stringAttributeArgs.size());
          TestStringAttributeLocale localeAttribute = (TestStringAttributeLocale) attribute;
          stringAttributeArgs.add(Charset.forName("UTF-8").encode(localeAttribute.locale));
          break;
      }
    }
  }

---

The documentation for this class was generated from the following file:

• shell/platform/android/test/io/flutter/view/AccessibilityBridgeTest.java