Test Case Summary
Test Case ID
TC15.1-all-pass-1
Test Case Description
Detect the existence of lang attribute on the <html> tag. Determine if the value of the lang attribute is correct for the language for the page. The value must also be identified in the Internet Assigned Numbers Authority’s IANA Language subtag registry.
The code sample provides a page in English with the language correctly identified. A successful test should identify a PASS for Baseline 15.1-LanguagePage.
Applicable ICT Baseline Test
15.1 Test Procedure for Language of Page
Baseline Test ID: 15.1-LanguagePage
Test Instruction: All
Test Case Detail
Expected Baseline Result
PASS
The page’s <html> tag has lang="en" correctly identified.
Test Data
Single-Page URL
Embedded Code
Test Case Instruction
| Test Instruction | Instruction Detail | Expected Test Case Result |
|---|---|---|
| IC-1 | Pages with text (including text alternatives). | Applicable; page has text. |
| 15.1-1 | Identify the default human language of the page by reviewing the page content. The default human language of the page is the language in which most of the content is presented. | Page language is English. |
| 15.1-2 | Check that the lang attribute is defined on the <html> tag for the page. [SC 3.1.1] |
Pass: <html lang="en"> |
| 15.1-3 | Check that the value of the lang attribute matches the determined default human language for the page. [SC 3.1.1] |
Pass: “en” is the correct language subtag for English |
| Result | If any of the above checks fail, then Baseline Test 15.1-LanguagePage fails. | All checks PASS. |