| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../resources/accessibility-helper.js"></script> |
| <script src="../resources/js-test.js"></script> |
| </head> |
| <body> |
| |
| <div id="container"> |
| <div> |
| <label id="label1" for="control1">Label 1</label> |
| <input id="control1" type="text"> |
| </div> |
| |
| <div> |
| <label id="label2"> |
| Label 2 |
| <input id="control2" type="text"> |
| </label> |
| </div> |
| |
| <div> |
| <label id="label3">Label 3</label> |
| <input id="control3a" type="text"> |
| <input id="control3b" type="text"> |
| </div> |
| |
| <div> |
| <input id="control4" type="text"> |
| </div> |
| |
| <div> |
| <label id="label5"> |
| Label 5 |
| </label> |
| <input id="control5" type="text"> |
| </div> |
| |
| <div> |
| <label id="label6b" for="control6">Label 6b</label> |
| <label id="label6c" for="control6">Label 6c</label> |
| <input id="control6" type="text"> |
| </div> |
| </div> |
| |
| <script> |
| var output = "This tests that titleUIElement works correctly even when things change dynamically.\n\n"; |
| |
| if (window.accessibilityController) { |
| window.jsTestIsAsync = true; |
| |
| function hasTitleUIElement(axElement) { |
| var label1 = accessibilityController.accessibleElementById("label1"); |
| var titleUIElement = axElement.titleUIElement(); |
| if (titleUIElement == null) |
| return false; |
| return titleUIElement.role == label1.role; |
| } |
| |
| function createLabelWithIdAndForAttribute(id, forAttributeValue) { |
| var labelElement = document.createElement("label"); |
| labelElement.id = id; |
| labelElement.setAttribute("for", forAttributeValue); |
| labelElement.innerText = "Label for " + forAttributeValue; |
| return labelElement; |
| } |
| |
| function reparentNodeIntoContainer(node, container) { |
| node.parentElement.removeChild(node); |
| container.appendChild(node); |
| } |
| |
| function axElement(id) { |
| return accessibilityController.accessibleElementById(id); |
| } |
| |
| output += expect("axElement('control1').titleUIElement().isEqual(axElement('label1'))", "true"); |
| output += expect("axElement('control2').titleUIElement().isEqual(axElement('label2'))", "true"); |
| |
| var label4Element; |
| // Test addition of the for attribute. |
| output += expect("hasTitleUIElement(axElement('control3a'))", "false"); |
| output += evalAndReturn("document.getElementById('label3').setAttribute('for', 'control3a');"); |
| setTimeout(async function() { |
| output += await expectAsync("axElement('control3a').titleUIElement().isEqual(axElement('label3'))", "true"); |
| // Change "for" to point at a different control. |
| output += evalAndReturn("document.getElementById('label3').setAttribute('for', 'control3b');"); |
| output += await expectAsync("hasTitleUIElement(axElement('control3a'))", "false"); |
| output += await expectAsync("axElement('control3b').titleUIElement().isEqual(axElement('label3'))", "true"); |
| |
| // Test unattached label element that's subsequently attached. |
| output += evalAndReturn("label4Element = createLabelWithIdAndForAttribute('label4', 'control4');"); |
| output += await expectAsync("hasTitleUIElement(axElement('control4'))", "false"); |
| output += evalAndReturn("document.getElementById('container').appendChild(label4Element);"); |
| output += await expectAsync("hasTitleUIElement(axElement('control4'))", "true"); |
| output += await expectAsync("axElement('control4').titleUIElement().isEqual(axElement('label4'))", "true"); |
| |
| // Test what happens when the label is detached. |
| output += evalAndReturn("label4Element.parentElement.removeChild(label4Element);"); |
| output += await expectAsync("hasTitleUIElement(axElement('control4'))", "false"); |
| |
| // Test label that gets a control reparented into it. |
| output += expect("hasTitleUIElement(axElement('control5'))", "false"); |
| output += evalAndReturn("reparentNodeIntoContainer(document.getElementById('control5'), document.getElementById('label5'));"); |
| await waitFor(() => axElement("control5")); |
| output += await expectAsync("axElement('control5').titleUIElement() != null", "true"); |
| output += await expectAsync("axElement('control5').titleUIElement().isEqual(axElement('label5'))", "true"); |
| |
| // On Cocoa platforms, when there is no singular title UI element for an element (e.g. multiple <label for="some-id">), none should be returned. |
| const platform = accessibilityController.platformName; |
| const isCocoa = platform === "ios" || platform === "mac"; |
| output += expect("hasTitleUIElement(axElement('control6'))", isCocoa ? "false" : "true"); |
| output += evalAndReturn("document.getElementById('label6c').remove()"); |
| await waitFor(() => axElement('control6').titleUIElement() != null); |
| output += await expectAsync("axElement('control6').titleUIElement().isEqual(axElement('label6b'))", "true"); |
| |
| document.getElementById('container').style.display = 'none'; |
| debug(output); |
| finishJSTest(); |
| }, 0); |
| } |
| </script> |
| </body> |
| </html> |
