chore: move Deferred test (#10452)

test/src/Deferred.spec.ts

@@ -1,62 +0,0 @@
-/**
- * Copyright 2023 Google Inc. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import expect from 'expect';
-import {Deferred} from 'puppeteer-core/internal/util/Deferred.js';
-
-describe('DeferredPromise', function () {
-  it('should catch errors', async () => {
-    // Async function before try/catch.
-    async function task() {
-      await new Promise(resolve => {
-        return setTimeout(resolve, 50);
-      });
-    }
-    // Async function that fails.
-    function fails(): Deferred<void> {
-      const deferred = Deferred.create<void>();
-      setTimeout(() => {
-        deferred.reject(new Error('test'));
-      }, 25);
-      return deferred;
-    }
-
-    const expectedToFail = fails();
-    await task();
-    let caught = false;
-    try {
-      await expectedToFail.valueOrThrow();
-    } catch (err) {
-      expect((err as Error).message).toEqual('test');
-      caught = true;
-    }
-    expect(caught).toBeTruthy();
-  });
-  it('Deferred.race should cancel timeout', async function () {
-    const deferred = Deferred.create<void>();
-    const deferredTimeout = Deferred.create<void>({
-      message: 'Race did not stop timer',
-      timeout: this.timeout() + 50,
-    });
-    await Promise.all([
-      Deferred.race([deferred, deferredTimeout]),
-      deferred.resolve(),
-    ]);
-
-    expect(deferredTimeout.value()).toBeInstanceOf(Error);
-    expect(deferredTimeout.value()?.message).toContain('Timeout cleared');
-  });
-});