Finish implementing ChromeVox Next active indicator.

chrome/test/data/extensions/api_test/automation/tests/tabs/bounds_for_range.js

Index: chrome/test/data/extensions/api_test/automation/tests/tabs/bounds_for_range.js
diff --git a/chrome/test/data/extensions/api_test/automation/tests/tabs/bounds_for_range.js b/chrome/test/data/extensions/api_test/automation/tests/tabs/bounds_for_range.js
new file mode 100644
index 0000000000000000000000000000000000000000..73bfc35c1ae7420c9cb884a89c11e78f7f97d254
--- /dev/null
+++ b/chrome/test/data/extensions/api_test/automation/tests/tabs/bounds_for_range.js
@@ -0,0 +1,86 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var RoleType = chrome.automation.RoleType;
+
+var allTests = [
+  function boundsForRange() {
+    function getNthListItemInlineTextBox(index) {
+      var list = rootNode.find({role: RoleType.list});
+      var listItem = list.children[index];
+      assertEq(RoleType.listItem, listItem.role);
+      var staticText = listItem.children[1];
+      assertEq(RoleType.staticText, staticText.role);
+      var inlineTextBox = staticText.firstChild;
+      assertEq(RoleType.inlineTextBox, inlineTextBox.role);
+      return inlineTextBox;
+    }
+
+    // Left-to-right.
+    var ltr = getNthListItemInlineTextBox(0);
+    var bounds = ltr.location;
+    var firstHalf = ltr.boundsForRange(0, 4);
+    var secondHalf = ltr.boundsForRange(4, ltr.name.length);
+    assertEq(bounds.top, firstHalf.top);
+    assertEq(bounds.left, firstHalf.left);
+    assertEq(bounds.height, firstHalf.height);
+    assertEq(bounds.top, secondHalf.top);
+    assertEq(bounds.height, secondHalf.height);
+    assertTrue(secondHalf.left > bounds.left);
+    assertTrue(firstHalf.width < bounds.width);
+    assertTrue(secondHalf.width < bounds.width);
+    assertTrue(Math.abs(bounds.width - firstHalf.width - secondHalf.width) < 3);
+
+    // Right-to-left.
+    var rtl = getNthListItemInlineTextBox(1);
+    bounds = rtl.location;
+    firstHalf = rtl.boundsForRange(0, 4);
+    secondHalf = rtl.boundsForRange(4, rtl.name.length);
+    assertEq(bounds.top, secondHalf.top);
+    assertTrue(Math.abs(bounds.left - secondHalf.left) < 3);
+    assertEq(bounds.height, secondHalf.height);
+    assertEq(bounds.top, firstHalf.top);
+    assertEq(bounds.height, firstHalf.height);
+    assertTrue(firstHalf.left > bounds.left);
+    assertTrue(secondHalf.width < bounds.width);
+    assertTrue(firstHalf.width < bounds.width);
+    assertTrue(Math.abs(bounds.width - secondHalf.width - firstHalf.width) < 3);
+
+    // Top-to-bottom.
+    var ttb = getNthListItemInlineTextBox(2);
+    var bounds = ttb.location;
+    var firstHalf = ttb.boundsForRange(0, 4);
+    var secondHalf = ttb.boundsForRange(4, ttb.name.length);
+    assertEq(bounds.left, firstHalf.left);
+    assertEq(bounds.top, firstHalf.top);
+    assertEq(bounds.width, firstHalf.width);
+    assertEq(bounds.left, secondHalf.left);
+    assertEq(bounds.width, secondHalf.width);
+    assertTrue(secondHalf.top > bounds.top);
+    assertTrue(firstHalf.height < bounds.height);
+    assertTrue(secondHalf.height < bounds.height);
+    assertTrue(Math.abs(bounds.height - firstHalf.height - secondHalf.height)
+        < 3);
+
+    // Bottom-to-top.
+    var btt = getNthListItemInlineTextBox(3);
+    bounds = btt.location;
+    firstHalf = btt.boundsForRange(0, 4);
+    secondHalf = btt.boundsForRange(4, btt.name.length);
+    assertEq(bounds.left, secondHalf.left);
+    assertTrue(Math.abs(bounds.top - secondHalf.top) < 3);
+    assertEq(bounds.width, secondHalf.width);
+    assertEq(bounds.left, firstHalf.left);
+    assertEq(bounds.width, firstHalf.width);
+    assertTrue(firstHalf.top > bounds.top);
+    assertTrue(secondHalf.height < bounds.height);
+    assertTrue(firstHalf.height < bounds.height);
+    assertTrue(Math.abs(bounds.height - secondHalf.height - firstHalf.height)
+        < 3);
+    chrome.test.succeed();
+
+  }
+];
+
+setUpAndRunTests(allTests, 'bounds_for_range.html');