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86 lines
3.3 KiB
JavaScript
86 lines
3.3 KiB
JavaScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const utils = require('./utils');
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const {FFOX, CHROMIUM, WEBKIT, MAC, CHANNEL, HEADLESS} = testOptions;
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const {devices} = require('..');
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it('expose binding should work', async({browser}) => {
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const context = await browser.newContext();
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let bindingSource;
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await context.exposeBinding('add', (source, a, b) => {
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bindingSource = source;
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return a + b;
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});
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const page = await context.newPage();
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const result = await page.evaluate(async function() {
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return add(5, 6);
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});
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expect(bindingSource.context).toBe(context);
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expect(bindingSource.page).toBe(page);
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expect(bindingSource.frame).toBe(page.mainFrame());
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expect(result).toEqual(11);
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await context.close();
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});
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it('should work', async({browser, server}) => {
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const context = await browser.newContext();
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await context.exposeFunction('add', (a, b) => a + b);
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const page = await context.newPage();
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await page.exposeFunction('mul', (a, b) => a * b);
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await context.exposeFunction('sub', (a, b) => a - b);
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await context.exposeBinding('addHandle', async ({ frame }, a, b) => {
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const handle = await frame.evaluateHandle(([a, b]) => a + b, [a, b]);
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return handle;
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});
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const result = await page.evaluate(async function() {
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return { mul: await mul(9, 4), add: await add(9, 4), sub: await sub(9, 4), addHandle: await addHandle(5, 6) };
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});
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expect(result).toEqual({ mul: 36, add: 13, sub: 5, addHandle: 11 });
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await context.close();
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});
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it('should throw for duplicate registrations', async({browser, server}) => {
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const context = await browser.newContext();
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await context.exposeFunction('foo', () => {});
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await context.exposeFunction('bar', () => {});
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let error = await context.exposeFunction('foo', () => {}).catch(e => e);
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expect(error.message).toContain('Function "foo" has been already registered');
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const page = await context.newPage();
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error = await page.exposeFunction('foo', () => {}).catch(e => e);
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expect(error.message).toContain('Function "foo" has been already registered in the browser context');
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await page.exposeFunction('baz', () => {});
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error = await context.exposeFunction('baz', () => {}).catch(e => e);
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expect(error.message).toContain('Function "baz" has been already registered in one of the pages');
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await context.close();
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});
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it('should be callable from-inside addInitScript', async({browser, server}) => {
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const context = await browser.newContext();
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let args = [];
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await context.exposeFunction('woof', function(arg) {
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args.push(arg);
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});
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await context.addInitScript(() => woof('context'));
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const page = await context.newPage();
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await page.addInitScript(() => woof('page'));
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args = [];
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await page.reload();
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expect(args).toEqual(['context', 'page']);
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await context.close();
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});
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