| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../../resources/js-test.js"></script> |
| <script src="../../resources/accessibility-helper.js"></script> |
| </head> |
| <body> |
| |
| <div id="embedContainer"> |
| <embed id="pdfEmbed" width="75%" height="75%" name="plugin" src="../resources/simple-webkit-pages.pdf" type="application/pdf"> |
| </div> |
| |
| <script> |
| description("This test ensures PDFs loaded in embed tags are exposed in the accessibility tree.") |
| |
| async function traverseChildrenWithPath(startObject, traversalPath) { |
| let currentObject = startObject; |
| for (let index of traversalPath) { |
| await waitFor(() => { |
| return currentObject.childAtIndex(index); |
| }); |
| currentObject = currentObject.childAtIndex(index); |
| } |
| return currentObject; |
| } |
| |
| if (window.accessibilityController) { |
| window.jsTestIsAsync = true; |
| |
| var hitTestResult, pdfAxObject, pdfEmbedElement, pdfLayerController, searchResultElement; |
| setTimeout(async function() { |
| // First, ensure the <embed> and the PDF inside the <embed> are completely initialized. |
| // It would be nice if we could listen for an <embed> load event to be fired, but WebKit erroneously |
| // doesn't fire those for <embed>s: https://bugs.webkit.org/show_bug.cgi?id=230054 |
| await waitFor(() => { |
| embedContainer = accessibilityController.accessibleElementById("embedContainer"); |
| return embedContainer && embedContainer.childrenCount >= 1; |
| }); |
| await waitFor(() => { |
| pdfEmbedElement = accessibilityController.accessibleElementById("pdfEmbed"); |
| return pdfEmbedElement && pdfEmbedElement.children.length >= 1; |
| }); |
| await waitFor(() => { |
| pdfAxObject = pdfEmbedElement.childAtIndex(0); |
| return pdfAxObject && pdfAxObject.children.length >= 1; |
| }); |
| await waitFor(() => { |
| pdfLayerController = pdfAxObject.childAtIndex(0); |
| return pdfLayerController && pdfLayerController.children.length >= 1; |
| }); |
| |
| shouldBe("pdfEmbedElement.domIdentifier", "'pdfEmbed'"); |
| shouldBe("pdfEmbedElement.role", "'AXRole: AXGroup'"); |
| // Verify the group that contains the PDF AX object isn't considered empty via an AXEmptyGroup subrole. |
| shouldBe("pdfEmbedElement.subrole", "'AXSubrole: '"); |
| shouldBe("pdfEmbedElement.childrenCount", "1"); |
| |
| shouldBe("pdfAxObject.stringAttributeValue('AXSubrole')", "'AXPDFPluginSubrole'"); |
| shouldBe("pdfAxObject.childrenCount", "1"); |
| // Ensure the PDF accessibility object considers the embed element to be its parent. |
| shouldBe("pdfAxObject.parentElement().domIdentifier", "'pdfEmbed'"); |
| |
| shouldBe("pdfLayerController.stringAttributeValue('AXRole')", "'AXGroup'"); |
| shouldBe("pdfLayerController.stringAttributeValue('AXDescription')", "'document'"); |
| |
| traversalPathToTextNode = [0, 0, 0, 0, 1, 0, 0]; |
| pdfTextNode = await traverseChildrenWithPath(pdfLayerController, traversalPathToTextNode); |
| shouldBe("pdfTextNode.stringAttributeValue('AXRole')", "'AXStaticText'"); |
| shouldBe("pdfTextNode.stringAttributeValue('AXValue')", "'Welcome to the website for the WebKit Open Source Project!'"); |
| |
| // Ensure we can hit test onto the PDF. |
| await waitFor(() => { |
| domPdfEmbedElement = document.getElementById("pdfEmbed"); |
| if (!domPdfEmbedElement) |
| return false; |
| |
| hitTestResult = accessibilityController.elementAtPoint( |
| domPdfEmbedElement.offsetLeft + (domPdfEmbedElement.offsetWidth / 2), |
| domPdfEmbedElement.offsetTop + (domPdfEmbedElement.offsetHeight / 2), |
| ); |
| return hitTestResult; |
| }); |
| shouldBe("hitTestResult.stringAttributeValue('AXRole')", "'AXGroup'"); |
| shouldBe("hitTestResult.stringAttributeValue('AXDescription')", "'document'"); |
| pdfTextNode = await traverseChildrenWithPath(hitTestResult, traversalPathToTextNode); |
| shouldBe("pdfTextNode.stringAttributeValue('AXRole')", "'AXStaticText'"); |
| shouldBe("pdfTextNode.stringAttributeValue('AXValue')", "'Welcome to the website for the WebKit Open Source Project!'"); |
| |
| // Ensure a search from the embed element returns the PDF accessibility object. |
| await waitFor(() => { |
| searchResultElement = pdfEmbedElement.uiElementForSearchPredicate(null, true, "AXAnyTypeSearchKey", "", false); |
| return searchResultElement; |
| }); |
| shouldBe("searchResultElement.stringAttributeValue('AXSubrole')", "'AXPDFPluginSubrole'"); |
| |
| finishJSTest(); |
| }, 0) |
| } |
| </script> |
| </body> |
| </html> |
| |
