61 lines
2.4 KiB
Python
61 lines
2.4 KiB
Python
# 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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from playwright.async_api import Page
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from tests.server import Server
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async def test_page_errors_should_work(page: Page) -> None:
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await page.evaluate(
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"""async () => {
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for (let i = 0; i < 301; i++)
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window.setTimeout(() => { throw new Error('error' + i); }, 0);
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await new Promise(f => window.setTimeout(f, 100));
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}"""
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)
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errors = await page.page_errors()
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messages = [e.message for e in errors]
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expected = []
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for i in range(201, 301):
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expected.append(f"error{i}")
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assert len(messages) >= 100, "should be at least 100 errors"
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message_count = len(messages) - len(expected)
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assert messages[message_count:] == expected, "should return last errors"
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async def test_clear_page_errors_should_drop_buffered_errors(page: Page) -> None:
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await page.evaluate("() => setTimeout(() => { throw new Error('first'); }, 0)")
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await page.evaluate("() => new Promise(r => setTimeout(r, 50))")
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assert any(e.message == "first" for e in await page.page_errors())
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await page.clear_page_errors()
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assert not any(e.message == "first" for e in await page.page_errors())
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async def test_page_errors_filter_since_navigation_drops_pre_nav_errors(
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page: Page, server: Server
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) -> None:
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await page.goto(server.EMPTY_PAGE)
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await page.evaluate("() => setTimeout(() => { throw new Error('before-nav'); }, 0)")
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await page.evaluate("() => new Promise(r => setTimeout(r, 50))")
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await page.goto(server.EMPTY_PAGE)
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await page.evaluate("() => setTimeout(() => { throw new Error('after-nav'); }, 0)")
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await page.evaluate("() => new Promise(r => setTimeout(r, 50))")
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after = await page.page_errors(filter="since-navigation")
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messages = [e.message for e in after]
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assert "after-nav" in messages
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assert "before-nav" not in messages
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