Fix #245

Author: Alice Boxhall

Changelog.md

@@ -1,3 +1,7 @@
+### Bug fixes:
+
+* `linkWithUnclearPurpose` should only look at links, not `<a>` without `href`. (#245)
+
 ## 2.10.0-rc.0 - 2015-10-09
 
 ### New rules

src/audits/LinkWithUnclearPurpose.js

@@ -29,7 +29,7 @@ axs.AuditRules.addRule({
      * @return {boolean}
      */
     relevantElementMatcher: function(element) {
-        return axs.browserUtils.matchSelector(element, 'a') && !axs.utils.isElementOrAncestorHidden(element);
+        return axs.browserUtils.matchSelector(element, 'a[href]') && !axs.utils.isElementOrAncestorHidden(element);
     },
     /**
      * @param {Element} anchor

test/audits/link-with-unclear-purpose.js

@@ -132,3 +132,13 @@ test('a hidden link should not be run against the audit', function() {
       rule.run({scope: fixture}),
       { result: axs.constants.AuditResult.NA });
 });
+
+test('an anchor tag without href attribute is ignored', function() {
+    var fixture = document.getElementById('qunit-fixture');
+    fixture.appendChild(document.createElement('a'));
+
+    var rule = axs.AuditRules.getRule('linkWithUnclearPurpose');
+    deepEqual(
+      rule.run({scope: fixture}),
+      { result: axs.constants.AuditResult.NA });
+});