react-native-0.42.0-rc.1.zip

/** * Copyright (c) 2015-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ package com.facebook.react.animated; import com.facebook.react.bridge.Arguments; import com.facebook.react.bridge.Callback; import com.facebook.react.bridge.JavaOnlyArray; import com.facebook.react.bridge.JavaOnlyMap; import com.facebook.react.bridge.ReadableMap; import com.facebook.react.common.MapBuilder; import com.facebook.react.uimanager.ReactStylesDiffMap; import com.facebook.react.uimanager.UIImplementation; import com.facebook.react.uimanager.UIManagerModule; import com.facebook.react.uimanager.events.Event; import com.facebook.react.uimanager.events.EventDispatcher; import com.facebook.react.uimanager.events.RCTEventEmitter; import org.junit.Before; import org.junit.Rule; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.ArgumentCaptor; import org.mockito.invocation.InvocationOnMock; import org.mockito.stubbing.Answer; import org.powermock.api.mockito.PowerMockito; import org.powermock.core.classloader.annotations.PowerMockIgnore; import org.powermock.core.classloader.annotations.PrepareForTest; import org.powermock.modules.junit4.rule.PowerMockRule; import org.robolectric.RobolectricTestRunner; import static org.fest.assertions.api.Assertions.assertThat; import static org.mockito.Matchers.any; import static org.mockito.Matchers.anyInt; import static org.mockito.Matchers.eq; import static org.mockito.Mockito.atMost; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.reset; import static org.mockito.Mockito.times; import static org.mockito.Mockito.verify; import static org.mockito.Mockito.verifyNoMoreInteractions; /** * Tests the animated nodes graph traversal algorithm from {@link NativeAnimatedNodesManager}. */ @PrepareForTest({Arguments.class}) @RunWith(RobolectricTestRunner.class) @PowerMockIgnore({"org.mockito.*", "org.robolectric.*", "android.*"}) public class NativeAnimatedNodeTraversalTest { private static long FRAME_LEN_NANOS = 1000000000L / 60L; private static long INITIAL_FRAME_TIME_NANOS = 14599233201256L; /* random */ @Rule public PowerMockRule rule = new PowerMockRule(); private long mFrameTimeNanos; private UIManagerModule mUIManagerMock; private UIImplementation mUIImplementationMock; private EventDispatcher mEventDispatcherMock; private NativeAnimatedNodesManager mNativeAnimatedNodesManager; private long nextFrameTime() { return mFrameTimeNanos += FRAME_LEN_NANOS; } @Before public void setUp() { PowerMockito.mockStatic(Arguments.class); PowerMockito.when(Arguments.createArray()).thenAnswer(new Answer<Object>() { @Override public Object answer(InvocationOnMock invocation) throws Throwable { return new JavaOnlyArray(); } }); PowerMockito.when(Arguments.createMap()).thenAnswer(new Answer<Object>() { @Override public Object answer(InvocationOnMock invocation) throws Throwable { return new JavaOnlyMap(); } }); mFrameTimeNanos = INITIAL_FRAME_TIME_NANOS; mUIManagerMock = mock(UIManagerModule.class); mUIImplementationMock = mock(UIImplementation.class); mEventDispatcherMock = mock(EventDispatcher.class); PowerMockito.when(mUIManagerMock.getUIImplementation()).thenAnswer(new Answer<UIImplementation>() { @Override public UIImplementation answer(InvocationOnMock invocation) throws Throwable { return mUIImplementationMock; } }); PowerMockito.when(mUIManagerMock.getEventDispatcher()).thenAnswer(new Answer<EventDispatcher>() { @Override public EventDispatcher answer(InvocationOnMock invocation) throws Throwable { return mEventDispatcherMock; } }); PowerMockito.when(mUIManagerMock.getConstants()).thenAnswer(new Answer<Object>() { @Override public Object answer(InvocationOnMock invocation) throws Throwable { return MapBuilder.of("customDirectEventTypes", MapBuilder.newHashMap()); } }); mNativeAnimatedNodesManager = new NativeAnimatedNodesManager(mUIManagerMock); } /** * Generates a simple animated nodes graph and attaches the props node to a given {@param viewTag} * Parameter {@param opacity} is used as a initial value for the "opacity" attribute. * * Nodes are connected as follows (nodes IDs in parens): * ValueNode(1) -> StyleNode(2) -> PropNode(3) */ private void createSimpleAnimatedViewWithOpacity(int viewTag, double opacity) { mNativeAnimatedNodesManager.createAnimatedNode( 1, JavaOnlyMap.of("type", "value", "value", opacity, "offset", 0d)); mNativeAnimatedNodesManager.createAnimatedNode( 2, JavaOnlyMap.of("type", "style", "style", JavaOnlyMap.of("opacity", 1))); mNativeAnimatedNodesManager.createAnimatedNode( 3, JavaOnlyMap.of("type", "props", "props", JavaOnlyMap.of("style", 2))); mNativeAnimatedNodesManager.connectAnimatedNodes(1, 2); mNativeAnimatedNodesManager.connectAnimatedNodes(2, 3); mNativeAnimatedNodesManager.connectAnimatedNodeToView(3, viewTag); } @Test public void testFramesAnimation() { createSimpleAnimatedViewWithOpacity(1000, 0d); JavaOnlyArray frames = JavaOnlyArray.of(0d, 0.2d, 0.4d, 0.6d, 0.8d, 1d); Callback animationCallback = mock(Callback.class); mNativeAnimatedNodesManager.startAnimatingNode( 1, 1, JavaOnlyMap.of("type", "frames", "frames", frames, "toValue", 1d), animationCallback); ArgumentCaptor<ReactStylesDiffMap> stylesCaptor = ArgumentCaptor.forClass(ReactStylesDiffMap.class); reset(mUIImplementationMock); mNativeAnimatedNodesManager.runUpdates(nextFrameTime()); verify(mUIImplementationMock).synchronouslyUpdateViewOnUIThread(eq(1000), stylesCaptor.capture()); assertThat(stylesCaptor.getValue().getDouble("opacity", Double.NaN)).isEqualTo(0); for (int i = 0; i < frames.size(); i++) { reset(mUIImplementationMock); mNativeAnimatedNodesManager.runUpdates(nextFrameTime()); verify(mUIImplementationMock) .synchronouslyUpdateViewOnUIThread(eq(1000), stylesCaptor.capture()); assertThat(stylesCaptor.getValue().getDouble("opacity", Double.NaN)) .isEqualTo(frames.getDouble(i)); } reset(mUIImplementationMock); mNativeAnimatedNodesManager.runUpdates(nextFrameTime()); verifyNoMoreInteractions(mUIImplementationMock); } @Test public void testNodeValueListenerIfNotListening() { int nodeId = 1; createSimpleAnimatedViewWithOpacity(1000, 0d); JavaOnlyArray frames = JavaOnlyArray.of(0d, 0.2d, 0.4d, 0.6d, 0.8d, 1d); Callback animationCallback = mock(Callback.class); AnimatedNodeValueListener valueListener = mock(AnimatedNodeValueListener.class); mNativeAnimatedNodesManager.startListeningToAnimatedNodeValue(nodeId, valueListener); mNativeAnimatedNodesManager.startAnimatingNode( 1, nodeId, JavaOnlyMap.of("type", "frames", "frames", frames, "toValue", 1d), animationCallback); mNativeAnimatedNodesManager.runUpdates(nextFrameTime()); verify(valueListener).onValueUpdate(eq(0d)); mNativeAnimatedNodesManager.stopListeningToAnimatedNodeValue(nodeId); reset(valueListener); mNativeAnimatedNodesManager.runUpdates(nextFrameTime()); verifyNoMoreInteractions(valueListener); } @Test public void testNodeValueListenerIfListening() { int nodeId = 1; createSimpleAnimatedViewWithOpacity(1000, 0d); JavaOnlyArray frames = JavaOnlyArray.of(0d, 0.2d, 0.4d, 0.6d, 0.8d, 1d); Callback animationCallback = mock(Callback.class); AnimatedNodeValueListener valueListener = mock(AnimatedNodeValueListener.class); mNativeAnimatedNodesMana