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Fix ReactFabricHostComponent methods if detached (#21967)
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@yungsters
yungsters authored Jul 27, 2021
1 parent c21e8fc commit d4d7864
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Showing 2 changed files with 201 additions and 14 deletions.
40 changes: 26 additions & 14 deletions packages/react-native-renderer/src/ReactFabricHostConfig.js
View file
Original file line number Diff line number Diff line change
Expand Up @@ -137,17 +137,23 @@ class ReactFabricHostComponent {
}

measure(callback: MeasureOnSuccessCallback) {
fabricMeasure(
this._internalInstanceHandle.stateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, callback),
);
const {stateNode} = this._internalInstanceHandle;
if (stateNode != null) {
fabricMeasure(
stateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, callback),
);
}
}

measureInWindow(callback: MeasureInWindowOnSuccessCallback) {
fabricMeasureInWindow(
this._internalInstanceHandle.stateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, callback),
);
const {stateNode} = this._internalInstanceHandle;
if (stateNode != null) {
fabricMeasureInWindow(
stateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, callback),
);
}
}

measureLayout(
Expand All @@ -168,12 +174,18 @@ class ReactFabricHostComponent {
return;
}

fabricMeasureLayout(
this._internalInstanceHandle.stateNode.node,
relativeToNativeNode._internalInstanceHandle.stateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, onFail),
mountSafeCallback_NOT_REALLY_SAFE(this, onSuccess),
);
const toStateNode = this._internalInstanceHandle.stateNode;
const fromStateNode =
relativeToNativeNode._internalInstanceHandle.stateNode;

if (toStateNode != null && fromStateNode != null) {
fabricMeasureLayout(
toStateNode.node,
fromStateNode.node,
mountSafeCallback_NOT_REALLY_SAFE(this, onFail),
mountSafeCallback_NOT_REALLY_SAFE(this, onSuccess),
);
}
}

setNativeProps(nativeProps: Object) {
Expand Down
175 changes: 175 additions & 0 deletions packages/react-native-renderer/src/__tests__/ReactFabric-test.internal.js
View file
Original file line number Diff line number Diff line change
Expand Up @@ -414,6 +414,37 @@ describe('ReactFabric', () => {
expect(successCallback).toHaveBeenCalledWith(10, 10, 100, 100, 0, 0);
});

it('should no-op if calling measure on unmounted refs', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
uiViewClassName: 'RCTView',
}));

nativeFabricUIManager.measure.mockClear();

let viewRef;
act(() => {
ReactFabric.render(
<View
ref={ref => {
viewRef = ref;
}}
/>,
11,
);
});
const dangerouslyRetainedViewRef = viewRef;
act(() => {
ReactFabric.stopSurface(11);
});

expect(nativeFabricUIManager.measure).not.toBeCalled();
const successCallback = jest.fn();
dangerouslyRetainedViewRef.measure(successCallback);
expect(nativeFabricUIManager.measure).not.toBeCalled();
expect(successCallback).not.toBeCalled();
});

it('should call FabricUIManager.measureInWindow on ref.measureInWindow', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
Expand Down Expand Up @@ -442,6 +473,37 @@ describe('ReactFabric', () => {
expect(successCallback).toHaveBeenCalledWith(10, 10, 100, 100);
});

it('should no-op if calling measureInWindow on unmounted refs', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
uiViewClassName: 'RCTView',
}));

nativeFabricUIManager.measureInWindow.mockClear();

let viewRef;
act(() => {
ReactFabric.render(
<View
ref={ref => {
viewRef = ref;
}}
/>,
11,
);
});
const dangerouslyRetainedViewRef = viewRef;
act(() => {
ReactFabric.stopSurface(11);
});

expect(nativeFabricUIManager.measureInWindow).not.toBeCalled();
const successCallback = jest.fn();
dangerouslyRetainedViewRef.measureInWindow(successCallback);
expect(nativeFabricUIManager.measureInWindow).not.toBeCalled();
expect(successCallback).not.toBeCalled();
});

it('should support ref in ref.measureLayout', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
Expand Down Expand Up @@ -480,6 +542,119 @@ describe('ReactFabric', () => {
expect(successCallback).toHaveBeenCalledWith(1, 1, 100, 100);
});

it('should no-op if calling measureLayout on unmounted "from" ref', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
uiViewClassName: 'RCTView',
}));

nativeFabricUIManager.measureLayout.mockClear();

let viewRef;
let otherRef;
act(() => {
ReactFabric.render(
<View>
<View
foo="bar"
ref={ref => {
viewRef = ref;
}}
/>
<View
ref={ref => {
otherRef = ref;
}}
/>
</View>,
11,
);
});
const dangerouslyRetainedOtherRef = otherRef;
act(() => {
ReactFabric.render(
<View>
<View
foo="bar"
ref={ref => {
viewRef = ref;
}}
/>
{null}
</View>,
11,
);
});

expect(nativeFabricUIManager.measureLayout).not.toBeCalled();
const successCallback = jest.fn();
const failureCallback = jest.fn();
viewRef.measureLayout(
dangerouslyRetainedOtherRef,
successCallback,
failureCallback,
);
expect(nativeFabricUIManager.measureLayout).not.toBeCalled();
expect(successCallback).not.toBeCalled();
expect(failureCallback).not.toBeCalled();
});

it('should no-op if calling measureLayout on unmounted "to" ref', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
uiViewClassName: 'RCTView',
}));

nativeFabricUIManager.measureLayout.mockClear();

let viewRef;
let otherRef;
act(() => {
ReactFabric.render(
<View>
<View
foo="bar"
ref={ref => {
viewRef = ref;
}}
/>
<View
ref={ref => {
otherRef = ref;
}}
/>
</View>,
11,
);
});
const dangerouslyRetainedViewRef = viewRef;
act(() => {
ReactFabric.render(
<View>
{null}
<View
ref={ref => {
otherRef = ref;
}}
/>
</View>,
11,
);
});

expect(nativeFabricUIManager.measureLayout).not.toBeCalled();
const successCallback = jest.fn();
const failureCallback = jest.fn();
dangerouslyRetainedViewRef.measureLayout(
otherRef,
successCallback,
failureCallback,
);
expect(nativeFabricUIManager.measureLayout).not.toBeCalled();
expect(successCallback).not.toBeCalled();
expect(failureCallback).not.toBeCalled();
});

it('returns the correct instance and calls it in the callback', () => {
const View = createReactNativeComponentClass('RCTView', () => ({
validAttributes: {foo: true},
Expand Down

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