- Language Selection Options:
- Verify that all supported languages are listed in the language selection menu.
- Ensure the language names and flags/icons are correctly displayed for each option.
- Check that the default language is selected according to the user’s browser settings or the website’s language preference.
- Language Switching:
- Select different languages from the language menu and verify that the website’s content and UI change accordingly.
- Confirm that the selected language is retained throughout the user’s session and across different pages.
- Content Translation:
- Check that all text content (headings, paragraphs, buttons, labels, etc.) is correctly translated when switching between languages.
- Ensure that the translation is accurate and contextually appropriate.
- RTL (Right-to-Left) Languages:
- For languages that use RTL scripts (e.g., Arabic, Hebrew), verify that the website layout and content are properly mirrored and aligned.
- Date and Time Format:
- Check that date and time formats are correctly adjusted based on the selected language.
- Currency and Number Formats:
- Verify that currency symbols and number formats are displayed correctly based on the selected language.
- Language Detection:
- Manually set the browser’s language preference to a supported language and check if the website automatically switches to that language.
- Fallback Language:
- Set the browser’s language preference to an unsupported language and verify that the website defaults to the appropriate fallback language.
- Language Switching URLs:
- Ensure that language selection changes the URL or adds a language parameter, enabling users to bookmark or share pages in a specific language.
- SEO Considerations:
- Check that language switching doesn’t negatively affect SEO, and search engines can index all translated versions of the content correctly.
- Links and Navigation:
- Verify that internal and external links, as well as navigation elements, are language-aware and direct users to the appropriate pages in the selected language.
- Forms and User Input:
- Test multilingual support for form input fields, validation messages, and placeholders.
- Cookie and Session Handling:
- Check that language preferences are stored in cookies or sessions and persist across multiple visits.
- Language Switching Performance:
- Assess the time it takes to switch between languages, ensuring that it’s fast and responsive.
- Error Messages and Alerts:
- Confirm that error messages, alerts, and notifications are properly translated and displayed.
- Accessibility:
- Ensure that the multi-language feature is accessible and usable for users with disabilities, such as screen readers.
- Mobile Responsiveness:
- Test language selection and content translation on various mobile devices to ensure responsiveness.
- Load and Stress Testing:
- Perform load and stress testing with concurrent users switching between languages to assess the system’s performance under heavy load.