playwright/tests/page/page-request-gc.spec.ts
Dmitry Gozman a9d5c39d40
chore: address api review for page.forceGarbageCollection (#32824)
- Renamed to `page.requestGC`.
- Added a useful snippet to the docs.

References #32278.

---------

Signed-off-by: Dmitry Gozman <dgozman@gmail.com>
Co-authored-by: Max Schmitt <max@schmitt.mx>
2024-09-26 05:08:33 -07:00

35 lines
1.2 KiB
TypeScript

/**
* Copyright 2024 Adobe 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 { test, expect } from './pageTest';
test('should work', async ({ page }) => {
await page.evaluate(() => {
globalThis.objectToDestroy = { hello: 'world' };
globalThis.weakRef = new WeakRef(globalThis.objectToDestroy);
});
await page.requestGC();
expect(await page.evaluate(() => globalThis.weakRef.deref())).toEqual({ hello: 'world' });
await page.requestGC();
expect(await page.evaluate(() => globalThis.weakRef.deref())).toEqual({ hello: 'world' });
await page.evaluate(() => globalThis.objectToDestroy = null);
await page.requestGC();
expect(await page.evaluate(() => globalThis.weakRef.deref())).toBe(undefined);
});