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playwright/test/page-wait-for-response.spec.ts

71 lines
2.4 KiB
TypeScript

/**
* Copyright 2017 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
*
* 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 { it, expect } from './fixtures';
it('should work', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [response] = await Promise.all([
page.waitForResponse(server.PREFIX + '/digits/2.png'),
page.evaluate(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
})
]);
expect(response.url()).toBe(server.PREFIX + '/digits/2.png');
});
it('should respect timeout', async ({page, playwright}) => {
let error = null;
await page.waitForEvent('response', { predicate: () => false, timeout: 1 }).catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should respect default timeout', async ({page, playwright}) => {
let error = null;
page.setDefaultTimeout(1);
await page.waitForEvent('response', () => false).catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should work with predicate', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [response] = await Promise.all([
page.waitForEvent('request', response => response.url() === server.PREFIX + '/digits/2.png'),
page.evaluate(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
})
]);
expect(response.url()).toBe(server.PREFIX + '/digits/2.png');
});
it('should work with no timeout', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [response] = await Promise.all([
page.waitForResponse(server.PREFIX + '/digits/2.png', { timeout: 0 }),
page.evaluate(() => setTimeout(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
}, 50))
]);
expect(response.url()).toBe(server.PREFIX + '/digits/2.png');
});