Function patchFakeAsyncTest

packages/zone.js/lib/zone-spec/fake-async-test.ts:1117–1148

(Zone: ZoneType)

}

export function patchFakeAsyncTest(Zone: ZoneType): void {
  // Export the class so that new instances can be created with proper
  // constructor params.
  (Zone as any)['FakeAsyncTestZoneSpec'] = FakeAsyncTestZoneSpec;

  Zone.__load_patch(
    'fakeasync',
    (global: any, Zone: ZoneType, api: _ZonePrivate) => {
      (Zone as any)[api.symbol('fakeAsyncTest')] = {
        resetFakeAsyncZone,
        flushMicrotasks,
        discardPeriodicTasks,
        tick,
        flush,
        fakeAsync,
        withProxyZone,
      };
    },
    true,
  );

  patchedTimers = {
    setTimeout: global.setTimeout,
    setInterval: global.setInterval,
    clearTimeout: global.clearTimeout,
    clearInterval: global.clearInterval,
    nativeSetTimeout: global[Zone.__symbol__('setTimeout')],
    nativeClearTimeout: global[Zone.__symbol__('clearTimeout')],
  };

  Scheduler.nextId = Scheduler.getNextId();
}

async function safeAsync(fn: () => Promise<void>): Promise<void> {
  try {