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54 lines
2.0 KiB
TypeScript
54 lines
2.0 KiB
TypeScript
/**
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* 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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import { test, expect } from './pageTest';
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test('should work', async ({ page, server, toImpl }) => {
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await page.goto(server.EMPTY_PAGE);
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const result = await toImpl(page.mainFrame()).nonStallingRawEvaluateInExistingMainContext('2+2');
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expect(result).toBe(4);
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});
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test('should throw while pending navigation', async ({ page, server, toImpl }) => {
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await page.goto(server.EMPTY_PAGE);
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await page.evaluate(() => document.body.textContent = 'HELLO WORLD');
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let error;
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await page.route('**/empty.html', async (route, request) => {
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error = await toImpl(page.mainFrame()).nonStallingRawEvaluateInExistingMainContext('2+2').catch(e => e);
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route.abort();
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});
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await page.goto(server.EMPTY_PAGE).catch(() => {});
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expect(error.message).toContain('Frame is currently attempting a navigation');
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});
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test('should throw when no main execution context', async ({ page, toImpl }) => {
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let errorPromise;
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page.on('frameattached', frame => {
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errorPromise = toImpl(frame).nonStallingRawEvaluateInExistingMainContext('2+2').catch(e => e);
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});
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await page.setContent('<iframe></iframe>');
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const error = await errorPromise;
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// bail out if we accidentally succeeded
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if (error === 4)
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return;
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// Testing this as a race.
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expect([
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'Frame does not yet have a main execution context',
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'Frame is currently attempting a navigation',
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'Navigation interrupted the evaluation',
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]).toContain(error.message);
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});
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