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How to use expect_console_message method in Playwright Python

Best Python code snippet using playwright-python

_page.py

Source:_page.py

...696        if event != Page.Events.Close:697            wait_helper.reject_on_event(self, Page.Events.Close, Error("Page closed"))698        wait_helper.wait_for_event(self, event, predicate)699        return EventContextManagerImpl(wait_helper.result())700    def expect_console_message(701        self,702        predicate: Callable[[ConsoleMessage], bool] = None,703        timeout: float = None,704    ) -> EventContextManagerImpl[ConsoleMessage]:705        return self.expect_event(Page.Events.Console, predicate, timeout)706    def expect_download(707        self,708        predicate: Callable[[Download], bool] = None,709        timeout: float = None,710    ) -> EventContextManagerImpl[Download]:711        return self.expect_event(Page.Events.Download, predicate, timeout)712    def expect_file_chooser(713        self,714        predicate: Callable[[FileChooser], bool] = None,...

test_worker.py

Source:test_worker.py

...41    with pytest.raises(Error) as exc:42        await worker_this_obj.get_property("self")43    assert "Most likely the worker has been closed." in exc.value.message44async def test_workers_should_report_console_logs(page):45    async with page.expect_console_message() as message_info:46        await page.evaluate(47            '() => new Worker(URL.createObjectURL(new Blob(["console.log(1)"], {type: "application/javascript"})))'48        )49    message = await message_info.value50    assert message.text == "1"51@pytest.mark.skip_browser("firefox")  # TODO: investigate further @pavelfeldman52async def test_workers_should_have_JSHandles_for_console_logs(page):53    log_promise = asyncio.Future()54    page.on("console", lambda m: log_promise.set_result(m))55    await page.evaluate(56        "() => new Worker(URL.createObjectURL(new Blob(['console.log(1,2,3,this)'], {type: 'application/javascript'})))"57    )58    log = await log_promise59    assert log.text == "1 2 3 JSHandle@object"...

text_play_wright.py

Source:text_play_wright.py

...106#                 sheet.cell(i, co+25).value = photo[co]107#             book.save('text1play.xlsx')108#         except Exception as e:109#             print(e)...

test_console.py

Source:test_console.py

...15from playwright.async_api import ConsoleMessage, Page16async def test_console_should_work(page: Page, server):17    messages: List[ConsoleMessage] = []18    page.once("console", lambda m: messages.append(m))19    async with page.expect_console_message() as message_info:20        await page.evaluate('() => console.log("hello", 5, {foo: "bar"})')21    message = await message_info.value22    assert message.text == "hello 5 JSHandle@object"23    assert str(message) == "hello 5 JSHandle@object"24    assert message.type == "log"25    assert await message.args[0].json_value() == "hello"26    assert await message.args[1].json_value() == 527    assert await message.args[2].json_value() == {"foo": "bar"}28async def test_console_should_emit_same_log_twice(page):29    messages = []30    page.on("console", lambda m: messages.append(m.text))31    await page.evaluate('() => { for (let i = 0; i < 2; ++i ) console.log("hello"); } ')32    assert messages == ["hello", "hello"]33async def test_console_should_use_text_for__str__(page):34    messages = []35    page.on("console", lambda m: messages.append(m))36    await page.evaluate('() => console.log("Hello world")')37    assert len(messages) == 138    assert str(messages[0]) == "Hello world"39async def test_console_should_work_for_different_console_api_calls(page, server):40    messages = []41    page.on("console", lambda m: messages.append(m))42    # All console events will be reported before 'page.evaluate' is finished.43    await page.evaluate(44        """() => {45      // A pair of time/timeEnd generates only one Console API call.46      console.time('calling console.time');47      console.timeEnd('calling console.time');48      console.trace('calling console.trace');49      console.dir('calling console.dir');50      console.warn('calling console.warn');51      console.error('calling console.error');52      console.log(Promise.resolve('should not wait until resolved!'));53    }"""54    )55    assert list(map(lambda msg: msg.type, messages)) == [56        "timeEnd",57        "trace",58        "dir",59        "warning",60        "error",61        "log",62    ]63    assert "calling console.time" in messages[0].text64    assert list(map(lambda msg: msg.text, messages[1:])) == [65        "calling console.trace",66        "calling console.dir",67        "calling console.warn",68        "calling console.error",69        "JSHandle@promise",70    ]71async def test_console_should_not_fail_for_window_object(page):72    async with page.expect_console_message() as message_info:73        await page.evaluate("console.error(window)")74    message = await message_info.value75    assert message.text == "JSHandle@object"76async def test_console_should_trigger_correct_log(page, server):77    await page.goto("about:blank")78    async with page.expect_console_message() as message_info:79        await page.evaluate("async url => fetch(url).catch(e => {})", server.EMPTY_PAGE)80    message = await message_info.value81    assert "Access-Control-Allow-Origin" in message.text82    assert message.type == "error"83async def test_console_should_have_location_for_console_api_calls(page, server):84    await page.goto(server.EMPTY_PAGE)85    async with page.expect_console_message() as message_info:86        await page.goto(server.PREFIX + "/consolelog.html"),87    message = await message_info.value88    assert message.text == "yellow"89    assert message.type == "log"90    location = message.location91    # Engines have different column notion.92    assert location["url"] == server.PREFIX + "/consolelog.html"93    assert location["lineNumber"] == 794async def test_console_should_not_throw_when_there_are_console_messages_in_detached_iframes(95    page, server96):97    await page.goto(server.EMPTY_PAGE)98    async with page.expect_popup() as page_info:99        await page.evaluate(...

Playwright tutorial

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