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Unified Diff: third_party/WebKit/LayoutTests/accessibility/set-selection-child-offset.html

Issue 2339093003: Support child-based node offsets when setting accessible selections (Closed)
Patch Set: Correct the 0-child case. Created 4 years, 3 months ago
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Index: third_party/WebKit/LayoutTests/accessibility/set-selection-child-offset.html
diff --git a/third_party/WebKit/LayoutTests/accessibility/set-selection-child-offset.html b/third_party/WebKit/LayoutTests/accessibility/set-selection-child-offset.html
new file mode 100644
index 0000000000000000000000000000000000000000..8c3f2d3ddd492c00ad8ea39ba0afa2386f0d27ee
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/accessibility/set-selection-child-offset.html
@@ -0,0 +1,133 @@
+<!DOCTYPE html>
+<script src="../resources/testharness.js"></script>
+<script src="../resources/testharnessreport.js"></script>
+
+<div role="region">
+ <span role="presentation" id="span1">this is a<a id="link" href="#1">test</a></span>
+ <span role="presentation" id="span2">of selection</span>
+</div>
+
+<script>
+ var sel = null;
+ function updateSelectedRangeFromPage() {
+ sel = window.getSelection().getRangeAt(0);
+ }
+
+ // The accessibility tree contains a region with 3 children, select each.
+ test(function()
+ {
+ assert_not_equals(window.accessibilityController, undefined, 'This test requires accessibilityController');
+
+ var axRegion = accessibilityController.accessibleElementById("link").parentElement();
+ assert_equals(axRegion.role, "AXRole: AXRegion");
+
+ // An insertion point before the first child.
+ axRegion.setSelection(axRegion, 0, axRegion, 0);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "");
+ assert_true(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "this is a");
+
+ // A straight-forward selection of the first child.
+ axRegion.setSelection(axRegion, 0, axRegion, 1);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "this is a");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "this is a");
+ assert_equals(sel.endOffset, 9);
+ assert_equals(sel.endContainer.textContent, "this is a");
+
+ // Another insertion point after the first child, before the second.
+ axRegion.setSelection(axRegion, 1, axRegion, 1);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "");
+ assert_true(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.startOffset, 9);
+ assert_equals(sel.startContainer.textContent, "this is a");
+
+ // Select the second child.
+ axRegion.setSelection(axRegion, 1, axRegion, 2);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "test\n");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "test");
+ assert_equals(sel.startContainer.compareDocumentPosition(sel.endContainer), 4 /* before */);
+ assert_equals(sel.endOffset, 1);
+ assert_equals(sel.endContainer.textContent, "\n ");
+
+ // Next, another insertion point between second and third child.
+ axRegion.setSelection(axRegion, 2, axRegion, 2);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "");
+ assert_true(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.startOffset, 1);
+ assert_equals(sel.startContainer.textContent, "\n ");
+
+ // Select the third child.
+ axRegion.setSelection(axRegion, 2, axRegion, 3);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "of selection");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "of selection");
+ assert_equals(sel.endOffset, 12);
+ assert_equals(sel.endContainer.textContent, "of selection");
+
+ // Select the first and second children.
+ axRegion.setSelection(axRegion, 0, axRegion, 2);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "this is atest\n");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "this is a");
+ assert_equals(sel.endOffset, 1);
+ assert_equals(sel.endContainer.textContent, "\n ");
+
+ // Select the second and third children.
+ axRegion.setSelection(axRegion, 1, axRegion, 3);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "test\n of selection");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "test");
+ assert_equals(sel.endOffset, 12);
+ assert_equals(sel.endContainer.textContent, "of selection");
+
+ // Select everything.
+ axRegion.setSelection(axRegion, 0, axRegion, 3);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "this is atest\n of selection");
+ assert_false(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.endContainer.constructor, Text);
+ assert_equals(sel.startOffset, 0);
+ assert_equals(sel.startContainer.textContent, "this is a");
+ assert_equals(sel.endOffset, 12);
+ assert_equals(sel.endContainer.textContent, "of selection");
+
+ // Last, the insertion point after third child.
+ axRegion.setSelection(axRegion, 3, axRegion, 3);
+ updateSelectedRangeFromPage();
+ assert_equals(sel.toString(), "");
+ assert_true(sel.collapsed);
+ assert_equals(sel.startContainer.constructor, Text);
+ assert_equals(sel.startOffset, 12);
+ assert_equals(sel.startContainer.textContent, "of selection");
+ }, "Select child node at index.");
+</script>
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