/**
* Replaces the View specified by oldTag with the View specified by newTag within oldTag's parent.
*/
public void replaceExistingNonRootView(int oldTag, int newTag) {
if (mShadowNodeRegistry.isRootNode(oldTag) || mShadowNodeRegistry.isRootNode(newTag)) {
throw new IllegalViewOperationException("Trying to add or replace a root tag!");
}
ReactShadowNode oldNode = mShadowNodeRegistry.getNode(oldTag);
if (oldNode == null) {
throw new IllegalViewOperationException("Trying to replace unknown view tag: " + oldTag);
}
ReactShadowNode parent = oldNode.getParent();
if (parent == null) {
throw new IllegalViewOperationException("Node is not attached to a parent: " + oldTag);
}
int oldIndex = parent.indexOf(oldNode);
if (oldIndex < 0) {
throw new IllegalStateException("Didn't find child tag in parent");
}
WritableArray tagsToAdd = Arguments.createArray();
tagsToAdd.pushInt(newTag);
WritableArray addAtIndices = Arguments.createArray();
addAtIndices.pushInt(oldIndex);
WritableArray indicesToRemove = Arguments.createArray();
indicesToRemove.pushInt(oldIndex);
manageChildren(parent.getReactTag(), null, null, tagsToAdd, addAtIndices, indicesToRemove);
}
@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 SimpleArray();
}
});
PowerMockito.when(Arguments.createMap())
.thenAnswer(
new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
return new SimpleMap();
}
});
mCatalystInstanceMock = ReactTestHelper.createMockCatalystInstance();
mReactContext = new ReactApplicationContext(RuntimeEnvironment.application);
mReactContext.initializeWithInstance(mCatalystInstanceMock);
DisplayMetrics displayMetrics = mReactContext.getResources().getDisplayMetrics();
DisplayMetricsHolder.setWindowDisplayMetrics(displayMetrics);
UIManagerModule uiManagerModuleMock = mock(UIManagerModule.class);
when(mCatalystInstanceMock.getNativeModule(UIManagerModule.class))
.thenReturn(uiManagerModuleMock);
}
/**
* Method which takes a container tag and then releases all subviews for that container upon
* receipt. TODO: The method name is incorrect and will be renamed, #6033872
*
* @param containerTag the tag of the container for which the subviews must be removed
*/
public void removeSubviewsFromContainerWithID(int containerTag) {
ReactShadowNode containerNode = mShadowNodeRegistry.getNode(containerTag);
if (containerNode == null) {
throw new IllegalViewOperationException(
"Trying to remove subviews of an unknown view tag: " + containerTag);
}
WritableArray indicesToRemove = Arguments.createArray();
for (int childIndex = 0; childIndex < containerNode.getChildCount(); childIndex++) {
indicesToRemove.pushInt(childIndex);
}
manageChildren(containerTag, null, null, null, null, indicesToRemove);
}
@Before
public void prepareModules() {
PowerMockito.mockStatic(Arguments.class);
Mockito.when(Arguments.createArray())
.thenAnswer(
new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
return new SimpleArray();
}
});
Mockito.when(Arguments.createMap())
.thenAnswer(
new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
return new SimpleMap();
}
});
}