playwright/tests/page-wait-for-request.spec.ts
2021-04-02 14:23:42 -07:00

102 lines
3.5 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 { test as it, expect } from './config/pageTest';
import vm from 'vm';
it('should work', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
page.waitForRequest(server.PREFIX + '/digits/2.png'),
page.evaluate(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
})
]);
expect(request.url()).toBe(server.PREFIX + '/digits/2.png');
});
it('should work with predicate', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
page.waitForEvent('request', request => request.url() === server.PREFIX + '/digits/2.png'),
page.evaluate(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
})
]);
expect(request.url()).toBe(server.PREFIX + '/digits/2.png');
});
it('should respect timeout', async ({page, playwright}) => {
let error = null;
await page.waitForEvent('request', { 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('request', () => false).catch(e => error = e);
expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
});
it('should log the url', async ({page}) => {
const error = await page.waitForRequest('long-long-long-long-long-long-long-long-long-long-long-long-long-long.css', { timeout: 100 }).catch(e => e);
expect(error.message).toContain('waiting for request "long-long-long-long-long-long-long-long-long-long-…"');
});
it('should work with no timeout', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
page.waitForRequest(server.PREFIX + '/digits/2.png', {timeout: 0}),
page.evaluate(() => setTimeout(() => {
fetch('/digits/1.png');
fetch('/digits/2.png');
fetch('/digits/3.png');
}, 50))
]);
expect(request.url()).toBe(server.PREFIX + '/digits/2.png');
});
it('should work with url match', async ({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
page.waitForRequest(/digits\/\d\.png/),
page.evaluate(() => {
fetch('/digits/1.png');
})
]);
expect(request.url()).toBe(server.PREFIX + '/digits/1.png');
});
it('should work with url match regular expression from a different context', async ({page, server}) => {
const ctx = vm.createContext();
const regexp = vm.runInContext('new RegExp(/digits\\/\\d\\.png/)', ctx);
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
page.waitForRequest(regexp),
page.evaluate(() => {
fetch('/digits/1.png');
})
]);
expect(request.url()).toBe(server.PREFIX + '/digits/1.png');
});