| <!DOCTYPE html> |
| <script src="../resources/js-test.js"></script> |
| <script src="../resources/accessibility-helper.js"></script> |
| |
| <div id="desc1">First description</div> |
| <div id="target1">Target 1</div> |
| <div class="desc">Second description</div> |
| <div id="target2">Target 2</div> |
| <div id="desc3">Third description</div> |
| <x-target></x-target> |
| <div id="desc4">Fourth description</div> |
| <div id="target4">Target 4</div> |
| <x-custom></x-custom> |
| |
| <script> |
| class XTarget extends HTMLElement { |
| constructor() { |
| super(); |
| this.attachShadow({ mode: "open" }); |
| let target = document.createElement("div"); |
| target.id = "innertarget"; |
| target.textContent = "Target 3"; |
| target.ariaDescribedByElements = [desc3]; |
| this.shadowRoot.appendChild(target); |
| } |
| } |
| customElements.define("x-target", XTarget); |
| |
| class XCustom extends HTMLElement { |
| constructor() { |
| super(); |
| this.attachShadow({ mode: "open" }); |
| let desc = document.createElement("div"); |
| desc.id = "desc5"; |
| desc.textContent = "Fifth description"; |
| let target = document.createElement("div"); |
| target.id = "target5"; |
| target.textContent = "Target 5"; |
| this.shadowRoot.appendChild(desc); |
| this.shadowRoot.appendChild(target); |
| target.ariaDescribedByElements = [desc]; |
| document.body.appendChild(desc); |
| } |
| } |
| customElements.define("x-custom", XCustom); |
| |
| description("Checks that element reflection is exposed to the a11y tree for 'ariaDescribedByElements'"); |
| if (!window.accessibilityController) { |
| debug("This test requires accessibilityController"); |
| } else { |
| target1.ariaDescribedByElements = [desc1]; |
| var axTarget1 = accessibilityController.accessibleElementById("target1"); |
| shouldBeEqualToString("axTarget1.helpText", "AXHelp: First description"); |
| |
| target2.ariaDescribedByElements = [document.getElementsByClassName("desc")[0]]; |
| var axTarget2 = accessibilityController.accessibleElementById("target2"); |
| shouldBeEqualToString("axTarget2.helpText", "AXHelp: Second description"); |
| target2.setAttribute("aria-describedby", "desc1"); |
| shouldBeEqualToString("axTarget2.helpText", "AXHelp: First description"); |
| |
| var axInnerTarget = accessibilityController.accessibleElementById("innertarget"); |
| shouldBeEqualToString("axInnerTarget.helpText", "AXHelp: Third description"); |
| |
| target2.ariaDescribedByElements = [desc1, document.getElementsByClassName("desc")[0], desc3]; |
| shouldBeEqualToString("axTarget2.helpText", "AXHelp: First description Second description Third description"); |
| |
| target4.ariaDescribedByElements = [desc4]; |
| desc4.id = "desc4-new"; |
| var axTarget4 = accessibilityController.accessibleElementById("target4"); |
| shouldBeEqualToString("axTarget4.helpText", "AXHelp: Fourth description"); |
| |
| var axTarget5 = accessibilityController.accessibleElementById("target5"); |
| shouldBeEqualToString("axTarget5.helpText", "AXHelp: Fifth description"); |
| } |
| </script> |
