# 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 pytest from playwright.async_api import Browser, Error, Page from tests.server import Server from tests.utils import TARGET_CLOSED_ERROR_MESSAGE @pytest.mark.only_browser("chromium") async def test_should_work(page: Page) -> None: client = await page.context.new_cdp_session(page) events = [] client.on("Runtime.consoleAPICalled", lambda params: events.append(params)) await client.send("Runtime.enable") result = await client.send( "Runtime.evaluate", {"expression": "window.foo = 'bar'; console.log('log'); 'result'"}, ) assert result == {"result": {"type": "string", "value": "result"}} foo = await page.evaluate("() => window.foo") assert foo == "bar" assert events[0]["args"][0]["value"] == "log" @pytest.mark.only_browser("chromium") async def test_should_receive_events(page: Page, server: Server) -> None: client = await page.context.new_cdp_session(page) await client.send("Network.enable") events = [] client.on("Network.requestWillBeSent", lambda event: events.append(event)) await page.goto(server.EMPTY_PAGE) assert len(events) == 1 @pytest.mark.only_browser("chromium") async def test_should_be_able_to_detach_session(page: Page) -> None: client = await page.context.new_cdp_session(page) await client.send("Runtime.enable") eval_response = await client.send( "Runtime.evaluate", {"expression": "1 + 2", "returnByValue": True} ) assert eval_response["result"]["value"] == 3 await client.detach() with pytest.raises(Error) as exc_info: await client.send("Runtime.evaluate", {"expression": "3 + 1", "returnByValue": True}) assert TARGET_CLOSED_ERROR_MESSAGE in exc_info.value.message @pytest.mark.only_browser("chromium") async def test_should_not_break_page_close(browser: Browser) -> None: context = await browser.new_context() page = await context.new_page() session = await page.context.new_cdp_session(page) await session.detach() await page.close() await context.close() @pytest.mark.only_browser("chromium") async def test_should_detach_when_page_closes(browser: Browser) -> None: context = await browser.new_context() page = await context.new_page() session = await context.new_cdp_session(page) await page.close() with pytest.raises(Error): await session.detach() await context.close() @pytest.mark.only_browser("chromium") async def test_should_work_with_main_frame(browser: Browser) -> None: context = await browser.new_context() page = await context.new_page() client = await context.new_cdp_session(page.main_frame) await client.send("Runtime.enable") await client.send( "Runtime.evaluate", {"expression": "window.foo = 'bar'"}, ) assert await page.evaluate("() => window.foo") == "bar"