io.flutter.embedding.engine.FlutterJNITest Class Reference

Public Member Functions
void	itAllowsFirstFrameListenersToRemoveThemselvesInline ()
void	computePlatformResolvedLocaleCallsLocalizationPluginProperly ()
void	onDisplayPlatformView_callsPlatformViewsController ()
void	onDisplayOverlaySurface_callsPlatformViewsController ()
void	onBeginFrame_callsPlatformViewsController ()
void	onEndFrame_callsPlatformViewsController ()
void	createOverlaySurface_callsPlatformViewsController ()
void	invokePlatformMessageResponseCallback_wantsDirectBuffer ()
void	setRefreshRateFPS_callsUpdateRefreshRate ()

Detailed Description

Definition at line 33 of file FlutterJNITest.java.

Member Function Documentation

computePlatformResolvedLocaleCallsLocalizationPluginProperly()

void io.flutter.embedding.engine.FlutterJNITest.computePlatformResolvedLocaleCallsLocalizationPluginProperly ( )

inline

Definition at line 68 of file FlutterJNITest.java.

                                                                             {
    // --- Test Setup ---
    FlutterJNI flutterJNI = new FlutterJNI();
 
    Context context = mock(Context.class);
    Resources resources = mock(Resources.class);
    Configuration config = mock(Configuration.class);
    DartExecutor dartExecutor = mock(DartExecutor.class);
    LocaleList localeList =
        new LocaleList(new Locale("es", "MX"), new Locale("zh", "CN"), new Locale("en", "US"));
    when(context.getResources()).thenReturn(resources);
    when(resources.getConfiguration()).thenReturn(config);
    when(config.getLocales()).thenReturn(localeList);
 
    flutterJNI.setLocalizationPlugin(
        new LocalizationPlugin(context, new LocalizationChannel(dartExecutor)));
    String[] supportedLocales =
        new String[] {
          "fr", "FR", "",
          "zh", "", "",
          "en", "CA", ""
        };
    String[] result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    assertEquals(result.length, 3);
    assertEquals(result[0], "zh");
    assertEquals(result[1], "");
    assertEquals(result[2], "");
 
    supportedLocales =
        new String[] {
          "fr", "FR", "",
          "ar", "", "",
          "en", "CA", ""
        };
    result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    assertEquals(result.length, 3);
    assertEquals(result[0], "en");
    assertEquals(result[1], "CA");
    assertEquals(result[2], "");
 
    supportedLocales =
        new String[] {
          "fr", "FR", "",
          "ar", "", "",
          "en", "US", ""
        };
    result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    assertEquals(result.length, 3);
    assertEquals(result[0], "en");
    assertEquals(result[1], "US");
    assertEquals(result[2], "");
 
    supportedLocales =
        new String[] {
          "ar", "", "",
          "es", "MX", "",
          "en", "US", ""
        };
    result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    assertEquals(result.length, 3);
    assertEquals(result[0], "es");
    assertEquals(result[1], "MX");
    assertEquals(result[2], "");
 
    // Empty supportedLocales.
    supportedLocales = new String[] {};
    result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    assertEquals(result.length, 0);
 
    // Empty preferredLocales.
    supportedLocales =
        new String[] {
          "fr", "FR", "",
          "zh", "", "",
          "en", "CA", ""
        };
    localeList = new LocaleList();
    when(config.getLocales()).thenReturn(localeList);
    result = flutterJNI.computePlatformResolvedLocale(supportedLocales);
    // The first locale is default.
    assertEquals(result.length, 3);
    assertEquals(result[0], "fr");
    assertEquals(result[1], "FR");
    assertEquals(result[2], "");
  }

createOverlaySurface_callsPlatformViewsController()

void io.flutter.embedding.engine.FlutterJNITest.createOverlaySurface_callsPlatformViewsController ( )

inline

Definition at line 231 of file FlutterJNITest.java.

                                                                  {
    PlatformViewsController platformViewsController = mock(PlatformViewsController.class);
 
    FlutterJNI flutterJNI = new FlutterJNI();
    flutterJNI.setPlatformViewsController(platformViewsController);
 
    // --- Execute Test ---
    flutterJNI.createOverlaySurface();
 
    // --- Verify Results ---
    verify(platformViewsController, times(1)).createOverlaySurface();
  }

invokePlatformMessageResponseCallback_wantsDirectBuffer()

void io.flutter.embedding.engine.FlutterJNITest.invokePlatformMessageResponseCallback_wantsDirectBuffer ( )

inline

Definition at line 245 of file FlutterJNITest.java.

                                                                        {
    FlutterJNI flutterJNI = new FlutterJNI();
    ByteBuffer buffer = ByteBuffer.allocate(4);
    flutterJNI.invokePlatformMessageResponseCallback(0, buffer, buffer.position());
  }

itAllowsFirstFrameListenersToRemoveThemselvesInline()

void io.flutter.embedding.engine.FlutterJNITest.itAllowsFirstFrameListenersToRemoveThemselvesInline ( )

inline

Definition at line 35 of file FlutterJNITest.java.

                                                                    {
    // --- Test Setup ---
    FlutterJNI flutterJNI = new FlutterJNI();
 
    AtomicInteger callbackInvocationCount = new AtomicInteger(0);
    FlutterUiDisplayListener callback =
        new FlutterUiDisplayListener() {
          @Override
          public void onFlutterUiDisplayed() {
            callbackInvocationCount.incrementAndGet();
            flutterJNI.removeIsDisplayingFlutterUiListener(this);
          }
 
          @Override
          public void onFlutterUiNoLongerDisplayed() {}
        };
    flutterJNI.addIsDisplayingFlutterUiListener(callback);
 
    // --- Execute Test ---
    flutterJNI.onFirstFrame();
 
    // --- Verify Results ---
    assertEquals(1, callbackInvocationCount.get());
 
    // --- Execute Test ---
    // The callback removed itself from the listener list. A second call doesn't call the callback.
    flutterJNI.onFirstFrame();
 
    // --- Verify Results ---
    assertEquals(1, callbackInvocationCount.get());
  }

onBeginFrame_callsPlatformViewsController()

void io.flutter.embedding.engine.FlutterJNITest.onBeginFrame_callsPlatformViewsController ( )

inline

Definition at line 201 of file FlutterJNITest.java.

                                                          {
    PlatformViewsController platformViewsController = mock(PlatformViewsController.class);
 
    // --- Test Setup ---
    FlutterJNI flutterJNI = new FlutterJNI();
    flutterJNI.setPlatformViewsController(platformViewsController);
 
    // --- Execute Test ---
    flutterJNI.onBeginFrame();
 
    // --- Verify Results ---
    verify(platformViewsController, times(1)).onBeginFrame();
  }

onDisplayOverlaySurface_callsPlatformViewsController()

void io.flutter.embedding.engine.FlutterJNITest.onDisplayOverlaySurface_callsPlatformViewsController ( )

inline

Definition at line 185 of file FlutterJNITest.java.

                                                                     {
    PlatformViewsController platformViewsController = mock(PlatformViewsController.class);
 
    FlutterJNI flutterJNI = new FlutterJNI();
    flutterJNI.setPlatformViewsController(platformViewsController);
 
    // --- Execute Test ---
    flutterJNI.onDisplayOverlaySurface(
        /*id=*/ 1, /*x=*/ 10, /*y=*/ 20, /*width=*/ 100, /*height=*/ 200);
 
    // --- Verify Results ---
    verify(platformViewsController, times(1))
        .onDisplayOverlaySurface(/*id=*/ 1, /*x=*/ 10, /*y=*/ 20, /*width=*/ 100, /*height=*/ 200);
  }

onDisplayPlatformView_callsPlatformViewsController()

void io.flutter.embedding.engine.FlutterJNITest.onDisplayPlatformView_callsPlatformViewsController ( )

inline

Definition at line 154 of file FlutterJNITest.java.

                                                                   {
    PlatformViewsController platformViewsController = mock(PlatformViewsController.class);
 
    FlutterJNI flutterJNI = new FlutterJNI();
    flutterJNI.setPlatformViewsController(platformViewsController);
    FlutterMutatorsStack stack = new FlutterMutatorsStack();
    // --- Execute Test ---
    flutterJNI.onDisplayPlatformView(
        /*viewId=*/ 1,
        /*x=*/ 10,
        /*y=*/ 20,
        /*width=*/ 100,
        /*height=*/ 200,
        /*viewWidth=*/ 100,
        /*viewHeight=*/ 200,
        /*mutatorsStack=*/ stack);
 
    // --- Verify Results ---
    verify(platformViewsController, times(1))
        .onDisplayPlatformView(
            /*viewId=*/ 1,
            /*x=*/ 10,
            /*y=*/ 20,
            /*width=*/ 100,
            /*height=*/ 200,
            /*viewWidth=*/ 100,
            /*viewHeight=*/ 200,
            /*mutatorsStack=*/ stack);
  }

onEndFrame_callsPlatformViewsController()

void io.flutter.embedding.engine.FlutterJNITest.onEndFrame_callsPlatformViewsController ( )

inline

Definition at line 216 of file FlutterJNITest.java.

                                                        {
    PlatformViewsController platformViewsController = mock(PlatformViewsController.class);
 
    // --- Test Setup ---
    FlutterJNI flutterJNI = new FlutterJNI();
    flutterJNI.setPlatformViewsController(platformViewsController);
 
    // --- Execute Test ---
    flutterJNI.onEndFrame();
 
    // --- Verify Results ---
    verify(platformViewsController, times(1)).onEndFrame();
  }

setRefreshRateFPS_callsUpdateRefreshRate()

void io.flutter.embedding.engine.FlutterJNITest.setRefreshRateFPS_callsUpdateRefreshRate ( )

inline

Definition at line 252 of file FlutterJNITest.java.

                                                         {
    FlutterJNI flutterJNI = spy(new FlutterJNI());
    // --- Execute Test ---
    flutterJNI.setRefreshRateFPS(120.0f);
    // --- Verify Results ---
    verify(flutterJNI, times(1)).updateRefreshRate();
  }

---

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

• shell/platform/android/test/io/flutter/embedding/engine/FlutterJNITest.java