playwright/test/elementhandle-content-frame.spec.ts

60 lines
2.4 KiB
TypeScript

/**
* Copyright 2018 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 './playwright.fixtures';
import { attachFrame } from './utils';
it('should work', async ({ page, server }) => {
await page.goto(server.EMPTY_PAGE);
await attachFrame(page, 'frame1', server.EMPTY_PAGE);
const elementHandle = await page.$('#frame1');
const frame = await elementHandle.contentFrame();
expect(frame).toBe(page.frames()[1]);
});
it('should work for cross-process iframes', async ({ page, server }) => {
await page.goto(server.EMPTY_PAGE);
await attachFrame(page, 'frame1', server.CROSS_PROCESS_PREFIX + '/empty.html');
const elementHandle = await page.$('#frame1');
const frame = await elementHandle.contentFrame();
expect(frame).toBe(page.frames()[1]);
});
it('should work for cross-frame evaluations', async ({ page, server }) => {
await page.goto(server.EMPTY_PAGE);
await attachFrame(page, 'frame1', server.EMPTY_PAGE);
const frame = page.frames()[1];
const elementHandle = await frame.evaluateHandle(() => window.top.document.querySelector('#frame1'));
expect(await elementHandle.contentFrame()).toBe(frame);
});
it('should return null for non-iframes', async ({ page, server }) => {
await page.goto(server.EMPTY_PAGE);
await attachFrame(page, 'frame1', server.EMPTY_PAGE);
const frame = page.frames()[1];
const elementHandle = await frame.evaluateHandle(() => document.body);
expect(await elementHandle.contentFrame()).toBe(null);
});
it('should return null for document.documentElement', async ({ page, server }) => {
await page.goto(server.EMPTY_PAGE);
await attachFrame(page, 'frame1', server.EMPTY_PAGE);
const frame = page.frames()[1];
const elementHandle = await frame.evaluateHandle(() => document.documentElement);
expect(await elementHandle.contentFrame()).toBe(null);
});