// Because react context is created asynchronously, we may have to wait until it is available.
// It's simpler than exposing synchronosition mechanism to notify listener than react context
// creation has completed.
private ReactContext waitForReactContext() {
Assertions.assertNotNull(mReactInstanceManager);
try {
while (true) {
ReactContext reactContext = mReactInstanceManager.getCurrentReactContext();
if (reactContext != null) {
return reactContext;
}
Thread.sleep(100);
}
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
@Test
public void testTouchEmitter() {
ReactInstanceManager instanceManager = mock(ReactInstanceManager.class);
when(instanceManager.getCurrentReactContext()).thenReturn(mReactContext);
UIManagerModule uiManager = mock(UIManagerModule.class);
EventDispatcher eventDispatcher = mock(EventDispatcher.class);
RCTEventEmitter eventEmitterModuleMock = mock(RCTEventEmitter.class);
when(mCatalystInstanceMock.getNativeModule(UIManagerModule.class)).thenReturn(uiManager);
when(uiManager.getEventDispatcher()).thenReturn(eventDispatcher);
int rootViewId = 7;
ReactRootView rootView = new ReactRootView(mReactContext);
rootView.setId(rootViewId);
rootView.startReactApplication(instanceManager, "");
rootView.simulateAttachForTesting();
long ts = new Date().getTime();
// Test ACTION_DOWN event
rootView.onTouchEvent(MotionEvent.obtain(100, ts, MotionEvent.ACTION_DOWN, 0, 0, 0));
ArgumentCaptor<Event> downEventCaptor = ArgumentCaptor.forClass(Event.class);
verify(eventDispatcher).dispatchEvent(downEventCaptor.capture());
verifyNoMoreInteractions(eventDispatcher);
downEventCaptor.getValue().dispatch(eventEmitterModuleMock);
ArgumentCaptor<SimpleArray> downActionTouchesArgCaptor =
ArgumentCaptor.forClass(SimpleArray.class);
verify(eventEmitterModuleMock)
.receiveTouches(
eq("topTouchStart"), downActionTouchesArgCaptor.capture(), any(SimpleArray.class));
verifyNoMoreInteractions(eventEmitterModuleMock);
assertThat(downActionTouchesArgCaptor.getValue().size()).isEqualTo(1);
assertThat(downActionTouchesArgCaptor.getValue().getMap(0))
.isEqualTo(
SimpleMap.of(
"pageX",
0.,
"pageY",
0.,
"locationX",
0.,
"locationY",
0.,
"target",
rootViewId,
"timeStamp",
(double) ts,
"identifier",
0.));
// Test ACTION_UP event
reset(eventEmitterModuleMock, eventDispatcher);
ArgumentCaptor<Event> upEventCaptor = ArgumentCaptor.forClass(Event.class);
ArgumentCaptor<SimpleArray> upActionTouchesArgCaptor =
ArgumentCaptor.forClass(SimpleArray.class);
rootView.onTouchEvent(MotionEvent.obtain(50, ts, MotionEvent.ACTION_UP, 0, 0, 0));
verify(eventDispatcher).dispatchEvent(upEventCaptor.capture());
verifyNoMoreInteractions(eventDispatcher);
upEventCaptor.getValue().dispatch(eventEmitterModuleMock);
verify(eventEmitterModuleMock)
.receiveTouches(
eq("topTouchEnd"), upActionTouchesArgCaptor.capture(), any(WritableArray.class));
verifyNoMoreInteractions(eventEmitterModuleMock);
assertThat(upActionTouchesArgCaptor.getValue().size()).isEqualTo(1);
assertThat(upActionTouchesArgCaptor.getValue().getMap(0))
.isEqualTo(
SimpleMap.of(
"pageX",
0.,
"pageY",
0.,
"locationX",
0.,
"locationY",
0.,
"target",
rootViewId,
"timeStamp",
(double) ts,
"identifier",
0.));
// Test other action
reset(eventDispatcher);
rootView.onTouchEvent(
MotionEvent.obtain(50, new Date().getTime(), MotionEvent.ACTION_HOVER_MOVE, 0, 0, 0));
verifyNoMoreInteractions(eventDispatcher);
}