dev.flutter.scenarios.TestActivity Class Reference

Inheritance diagram for dev.flutter.scenarios.TestActivity:

Public Member Functions
FlutterShellArgs	getFlutterShellArgs ()
void	onFlutterUiDisplayed ()
Public Member Functions inherited from dev.flutter.scenarios.TestableFlutterActivity
void	configureFlutterEngine (@NonNull FlutterEngine flutterEngine)
void	waitUntilFlutterRendered ()

Protected Member Functions
void	onCreate (@Nullable Bundle savedInstanceState)
void	onDestroy ()
void	getScenarioParams (@NonNull Map< String, Object > args)
void	testFlutterLoaderCallbackWhenInitializedTwice ()
Protected Member Functions inherited from dev.flutter.scenarios.TestableFlutterActivity
void	notifyFlutterRendered ()

Detailed Description

Definition at line 28 of file TestActivity.java.

Member Function Documentation

getFlutterShellArgs()

FlutterShellArgs dev.flutter.scenarios.TestActivity.getFlutterShellArgs ( )

inline

Definition at line 43 of file TestActivity.java.

                                                {
    FlutterShellArgs args = FlutterShellArgs.fromIntent(getIntent());
    args.add(FlutterShellArgs.ARG_TRACE_STARTUP);
    args.add(FlutterShellArgs.ARG_ENABLE_DART_PROFILING);
    args.add(FlutterShellArgs.ARG_VERBOSE_LOGGING);
    return args;
  }

getScenarioParams()

void dev.flutter.scenarios.TestActivity.getScenarioParams ( @NonNull Map< String, Object >  args )

inlineprotected

Populates test-specific parameters that are sent to the Dart test scenario.

Parameters

args	The map of test arguments

Reimplemented in dev.flutter.scenarios.ExternalTextureFlutterActivity.

Definition at line 79 of file TestActivity.java.

{}

onCreate()

void dev.flutter.scenarios.TestActivity.onCreate ( @Nullable Bundle  savedInstanceState )

inlineprotected

Reimplemented from dev.flutter.scenarios.TestableFlutterActivity.

Reimplemented in dev.flutter.scenarios.ExternalTextureFlutterActivity.

Definition at line 30 of file TestActivity.java.

                                                               {
    super.onCreate(savedInstanceState);
    hideSystemBars(getWindow());
    testFlutterLoaderCallbackWhenInitializedTwice();
  }

onDestroy()

void dev.flutter.scenarios.TestActivity.onDestroy ( )

inlineprotected

Definition at line 37 of file TestActivity.java.

                             {
    super.onDestroy();
  }

onFlutterUiDisplayed()

void dev.flutter.scenarios.TestActivity.onFlutterUiDisplayed ( )

inline

Reimplemented in dev.flutter.scenarios.ExternalTextureFlutterActivity.

Definition at line 52 of file TestActivity.java.

                                     {
    final Intent launchIntent = getIntent();
    MethodChannel channel =
        new MethodChannel(
            Objects.requireNonNull(getFlutterEngine()).getDartExecutor(),
            "driver",
            JSONMethodCodec.INSTANCE);
    Map<String, Object> test = new HashMap<>(2);
    if (launchIntent.hasExtra("scenario_name")) {
      test.put("name", launchIntent.getStringExtra("scenario_name"));
    } else {
      test.put("name", "animated_color_square");
    }
    test.put("use_android_view", launchIntent.getBooleanExtra("use_android_view", false));
    test.put(
        "expect_android_view_fallback",
        launchIntent.getBooleanExtra("expect_android_view_fallback", false));
    test.put("view_type", launchIntent.getStringExtra("view_type"));
    getScenarioParams(test);
    channel.invokeMethod("set_scenario", test);
  }

testFlutterLoaderCallbackWhenInitializedTwice()

void dev.flutter.scenarios.TestActivity.testFlutterLoaderCallbackWhenInitializedTwice ( )

inlineprotected

This method verifies that io.flutter.embedding.engine.loader.FlutterLoader#ensureInitializationCompleteAsync(Context, String[], Handler, Runnable) invokes its callback when called after initialization.

Definition at line 86 of file TestActivity.java.

                                                                 {
    FlutterLoader flutterLoader = FlutterInjector.instance().flutterLoader();
 
    // Flutter is probably already loaded in this app based on
    // code that ran before this method. Nonetheless, invoke the
    // blocking initialization here to ensure it's initialized.
    flutterLoader.startInitialization(getApplicationContext());
    flutterLoader.ensureInitializationComplete(getApplication(), new String[] {});
 
    // Now that Flutter is loaded, invoke ensureInitializationCompleteAsync with
    // a callback and verify that the callback is invoked.
    Handler mainHandler = new Handler(Looper.getMainLooper());
 
    final AtomicBoolean didInvokeCallback = new AtomicBoolean(false);
 
    flutterLoader.ensureInitializationCompleteAsync(
        getApplication(), new String[] {}, mainHandler, () -> didInvokeCallback.set(true));
 
    mainHandler.post(
        () -> {
          if (!didInvokeCallback.get()) {
            throw new RuntimeException(
                "Failed test: FlutterLoader#ensureInitializationCompleteAsync() did not invoke its callback.");
          }
        });
  }

---

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

• testing/scenario_app/android/app/src/main/java/dev/flutter/scenarios/TestActivity.java