{
  "id": "F79",
  "rulePrefix": "F79",
  "variant": null,
  "ruleType": "w3c-failure",
  "scanScope": "specimen",
  "synthetic": false,
  "status": "current",
  "title": "Failure of Success Criterion 4.1.2 due to the focus state of a user interface component not being programmatically determinable or no notification of change of focus state available",
  "summary": "the focus state of a user interface component not being programmatically determinable or no notification of change of focus state available",
  "whyItFails": "This page reproduces the F79 failure pattern so auditors can verify detection against 4.1.2.",
  "principles": [
    "robust"
  ],
  "guidelines": [
    "4.1"
  ],
  "successCriteria": [
    {
      "id": "4.1.2",
      "name": "Name, Role, Value",
      "level": "A",
      "slug": "name-role-value"
    }
  ],
  "versions": [
    "2.0",
    "2.1",
    "2.2"
  ],
  "automatable": "partial",
  "requires": [
    "html",
    "css",
    "js",
    "input"
  ],
  "isolated": true,
  "pairWith": [],
  "w3c": {
    "understanding": [
      "https://www.w3.org/WAI/WCAG22/Understanding/name-role-value"
    ],
    "quickref": [
      "https://www.w3.org/WAI/WCAG22/quickref/#name-role-value"
    ],
    "technique": "https://www.w3.org/WAI/WCAG22/Techniques/failures/F79"
  },
  "specimen": {
    "html": "<button type=\"button\" id=\"f79-btn\" class=\"f79-btn\">Options</button>",
    "css": ".f79-btn.f79-open { background: #06c; color: #fff; }",
    "js": "document.getElementById('f79-btn')?.addEventListener('click', (e) => {\n  e.currentTarget.classList.toggle('f79-open');\n});",
    "assets": [],
    "demoHint": "Click the button — visual state changes but no programmatic focus or expanded state is exposed."
  },
  "expectedFindings": [
    {
      "sc": "4.1.2",
      "outcome": "fail",
      "note": "Specimen demonstrates failure of 4.1.2."
    }
  ],
  "mustNotFlag": [],
  "manualCheck": "Confirm the specimen demonstrates the documented F79 failure in isolation.",
  "generated": {
    "url": "https://wcagfail.patternd.io/specimens/F79/",
    "lastmod": "2026-10-08"
  }
}