{"flag":true,"single":true,"pageTitle":"Waits and assertions","post":{"id":292,"user_id":"1","slug":"waits-and-assertions-7cnx","title":"Waits and assertions","body":"<p><strong>Auto-waiting: &nbsp;<\/strong><a href=\"https:\/\/playwright.dev\/python\/docs\/actionability\">https:\/\/playwright.dev\/python\/docs\/actionability<\/a><br>Before actions playwrite check is element exactly<br><strong>locater.click() <\/strong>&nbsp;wait for few time and check if&nbsp;<\/p>\r\n<ul>\r\n<li>one element<\/li>\r\n<li>Visible<\/li>\r\n<li>Stable (not animating or completed animation)<\/li>\r\n<li>Receives Events&nbsp; (not obscured by other elements)<\/li>\r\n<li>Enabled<\/li>\r\n<\/ul>\r\n<p>give TimeoutError if not found or any check failed.<\/p>\r\n<p><strong>Assertions <\/strong><a href=\"https:\/\/playwright.dev\/python\/docs\/test-assertions\">&nbsp;https:\/\/playwright.dev\/python\/docs\/test-assertions<\/a><br>&nbsp;Playwright includes auto-retrying assertions that remove flakiness by waiting until the condition is met,&nbsp;<br>&nbsp; &nbsp;<\/p>\r\n<pre class=\"language-markup\"><code>try:\r\n    expect(page).to_have_title(re.compile(\"Playwright\"), timeout=2000)\r\nexcept AssertionError as e:\r\n    print(f\"Title mismatch: {e}\")\r\n    print(\"Proceeding despite title mismatch...\")\r\n    print(page.title()) #print page title -<\/code><\/pre>\r\n<p><strong>Custom error message<\/strong><br>expect(page.get_by_text(\"Name\"), \"should be logged in\").to_be_visible()<\/p>\r\n<p><span style=\"font-size: 18pt;\"><strong>WAITS:<\/strong><\/span><\/p>\r\n<p><strong>1. locator.wait_for():&nbsp;<\/strong>Waits until the element exists and is visible, with a default timeout of 30 seconds.<strong><br><\/strong><\/p>\r\n<pre class=\"language-markup\"><code>page.locator(\"#dynamic-div\").wait_for(state=\"attached\", timeout=5000)\r\n#Can be \"attached\", \"detached\", \"visible\", or \"hidden\" (default is \"visible\").<\/code><\/pre>\r\n<p><strong>2. wait_for_selector:&nbsp;<\/strong>Waits for an element matching a selector to appear in the DOM. It&nbsp;Uses a selector string directly instead of a locator object.<br>Use Case: When you don&rsquo;t need a reusable locator.<\/p>\r\n<pre class=\"language-markup\"><code># Wait for an element to become hidden\r\nawait page.wait_for_selector(\".loading-spinner\", state=\"hidden\")<\/code><\/pre>\r\n<pre class=\"language-markup\"><code>try:\r\n    page.wait_for_selector(\r\n        'input[type=\"email\"], input[aria-label=\"Enter your verification code\"]',\r\n        timeout=5000\r\n    )\r\nexcept PlaywrightTimeoutError:\r\n    print(f\"No Found {email}\")\r\naccount_disabled_locator = page.locator('h1 span:has-text(\"Account disabled\")')\r\npassword_field_locator = page.locator('input[type=\"password\"]')<\/code><\/pre>\r\n<p><strong>3. page.wait_for_function()<\/strong><br>Waits for a custom JavaScript condition to evaluate to true in the browser context. Can be used with locators indirectly.<\/p>\r\n<pre class=\"language-markup\"><code># Wait until an element's text content becomes \"Success\"\r\n        await page.wait_for_function(\r\n            \"document.querySelector('.status').textContent === 'Success'\"\r\n        )\r\n        print(\"Status updated to Success!\")<\/code><\/pre>\r\n<pre class=\"language-markup\"><code>locator = page.locator(\".status\")\r\nawait page.wait_for_function(\r\n    \"loc =&gt; loc.textContent === 'Success'\",\r\n    arg=locator\r\n)<\/code><\/pre>","category_id":"37","is_private":"0","created_at":"2025-03-05T22:50:41.000000Z","updated_at":"2025-03-07T12:35:26.000000Z","category":{"id":37,"user_id":"1","name":"Playwright","slug":"playwright-c2zf","parent_id":null,"created_at":"2025-03-05T22:35:12.000000Z","updated_at":"2025-03-05T22:35:12.000000Z"},"user":{"id":1,"name":"R GONDAL","email":"rizikmw@gmail.com","email_verified_at":null,"two_factor_confirmed_at":null,"current_team_id":"1","profile_photo_path":null,"created_at":"2023-03-12T10:49:33.000000Z","updated_at":"2025-01-10T12:59:00.000000Z","profile_photo_url":"https:\/\/ui-avatars.com\/api\/?name=R+G&color=7F9CF5&background=EBF4FF"}},"pageDesc":"Auto-waiting: &nbsp;https:\/\/playwright.dev\/python\/docs\/actionabilityBefore actions playwrite check is element exactlylocater.click() &nbsp;w - Waits and assertions (Updated: March 7, 2025) - Read more about Waits and assertions at my programming site [SITE]","categories":[]}