wehub-resource-sync
20 lines
729 B
TypeScript
20 lines
729 B
TypeScript
// Note that if you call `jest.useFakeTimers`, it will reset some of these. So if
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// you still need performance mocked, add `{ doNotFake: ['performance'] }`!
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const fakeEntry: PerformanceMark = {
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duration: 0,
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entryType: 'measure',
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name: 'fake',
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startTime: 0,
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toJSON: () => ({}),
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detail: null,
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};
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global.performance.clearMarks ??= () => {};
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global.performance.clearMeasures ??= () => {};
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global.performance.getEntriesByType ??= () => [fakeEntry];
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global.performance.getEntriesByName ??= () => [fakeEntry];
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global.performance.mark ??= (name) => ({ ...fakeEntry, name });
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global.performance.measure ??= (name) => ({ ...fakeEntry, name });
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// @ts-expect-error Mocking to avoid failures.
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global.performance.timing ??= {};
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