74 строки
2.4 KiB
Python
74 строки
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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import gc
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from collections import defaultdict
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from typing import Any
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import objgraph
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import pytest
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from playwright.async_api import async_playwright
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from tests.server import Server
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@pytest.mark.asyncio
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async def test_memory_objects(server: Server, browser_name: str) -> None:
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async with async_playwright() as p:
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browser = await p[browser_name].launch()
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page = await browser.new_page()
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await page.goto(server.EMPTY_PAGE)
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page.on("dialog", lambda dialog: dialog.dismiss())
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for _ in range(100):
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await page.evaluate("""async () => alert()""")
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await page.route("**/*", lambda route, _: route.fulfill(body="OK"))
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def handle_network_response_received(event: Any) -> None:
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event["__pw__is_last_network_response_received_event"] = True
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if browser_name == "chromium":
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# https://github.com/microsoft/playwright-python/issues/1602
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client = await page.context.new_cdp_session(page)
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await client.send("Network.enable")
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client.on(
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"Network.responseReceived",
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handle_network_response_received,
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)
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for _ in range(100):
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response = await page.evaluate("""async () => (await fetch("/")).text()""")
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assert response == "OK"
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await browser.close()
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gc.collect()
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pw_objects: defaultdict = defaultdict(int)
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for o in objgraph.by_type("dict"):
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assert isinstance(o, dict)
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name = o.get("_type")
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# https://github.com/microsoft/playwright-python/issues/1602
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if o.get("__pw__is_last_network_response_received_event", False):
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assert False
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if not name:
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continue
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pw_objects[name] += 1
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assert "Dialog" not in pw_objects
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assert "Request" not in pw_objects
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assert "Route" not in pw_objects
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