Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 1137 insertions, 0 deletions

diff --git a/accessible/tests/mochitest/pivot.js b/accessible/tests/mochitest/pivot.js
new file mode 100644
index 0000000000..9e43134add
--- /dev/null
+++ b/accessible/tests/mochitest/pivot.js
@@ -0,0 +1,664 @@
+/* import-globals-from common.js */
+/* import-globals-from events.js */
+/* import-globals-from role.js */
+/* import-globals-from states.js */
+/* import-globals-from text.js */
+
+// //////////////////////////////////////////////////////////////////////////////
+// Constants
+
+const PREFILTER_INVISIBLE = nsIAccessibleTraversalRule.PREFILTER_INVISIBLE;
+const PREFILTER_TRANSPARENT = nsIAccessibleTraversalRule.PREFILTER_TRANSPARENT;
+const FILTER_MATCH = nsIAccessibleTraversalRule.FILTER_MATCH;
+const FILTER_IGNORE = nsIAccessibleTraversalRule.FILTER_IGNORE;
+const FILTER_IGNORE_SUBTREE = nsIAccessibleTraversalRule.FILTER_IGNORE_SUBTREE;
+const NO_BOUNDARY = nsIAccessiblePivot.NO_BOUNDARY;
+const CHAR_BOUNDARY = nsIAccessiblePivot.CHAR_BOUNDARY;
+const WORD_BOUNDARY = nsIAccessiblePivot.WORD_BOUNDARY;
+const LINE_BOUNDARY = nsIAccessiblePivot.LINE_BOUNDARY;
+
+const NS_ERROR_NOT_IN_TREE = 0x80780026;
+const NS_ERROR_INVALID_ARG = 0x80070057;
+
+// //////////////////////////////////////////////////////////////////////////////
+// Traversal rules
+
+/**
+ * Rule object to traverse all focusable nodes and text nodes.
+ */
+var HeadersTraversalRule = {
+  getMatchRoles() {
+    return [ROLE_HEADING];
+  },
+
+  preFilter: PREFILTER_INVISIBLE,
+
+  match(aAccessible) {
+    return FILTER_MATCH;
+  },
+
+  QueryInterface: ChromeUtils.generateQI([nsIAccessibleTraversalRule]),
+};
+
+/**
+ * Traversal rule for all focusable nodes or leafs.
+ */
+var ObjectTraversalRule = {
+  getMatchRoles() {
+    return [];
+  },
+
+  preFilter: PREFILTER_INVISIBLE | PREFILTER_TRANSPARENT,
+
+  match(aAccessible) {
+    var rv = FILTER_IGNORE;
+    var role = aAccessible.role;
+    if (
+      hasState(aAccessible, STATE_FOCUSABLE) &&
+      role != ROLE_DOCUMENT &&
+      role != ROLE_INTERNAL_FRAME
+    ) {
+      rv = FILTER_IGNORE_SUBTREE | FILTER_MATCH;
+    } else if (
+      aAccessible.childCount == 0 &&
+      role != ROLE_LISTITEM_MARKER &&
+      aAccessible.name.trim()
+    ) {
+      rv = FILTER_MATCH;
+    }
+
+    return rv;
+  },
+
+  QueryInterface: ChromeUtils.generateQI([nsIAccessibleTraversalRule]),
+};
+
+// //////////////////////////////////////////////////////////////////////////////
+// Virtual state invokers and checkers
+
+/**
+ * A checker for virtual cursor changed events.
+ */
+function VCChangedChecker(
+  aDocAcc,
+  aIdOrNameOrAcc,
+  aTextOffsets,
+  aPivotMoveMethod,
+  aIsFromUserInput,
+  aBoundaryType = NO_BOUNDARY
+) {
+  this.__proto__ = new invokerChecker(EVENT_VIRTUALCURSOR_CHANGED, aDocAcc);
+
+  this.match = function VCChangedChecker_match(aEvent) {
+    var event = null;
+    try {
+      event = aEvent.QueryInterface(nsIAccessibleVirtualCursorChangeEvent);
+    } catch (e) {
+      return false;
+    }
+
+    var expectedReason =
+      VCChangedChecker.methodReasonMap[aPivotMoveMethod] ||
+      nsIAccessiblePivot.REASON_NONE;
+
+    return (
+      event.reason == expectedReason && event.boundaryType == aBoundaryType
+    );
+  };
+
+  this.check = function VCChangedChecker_check(aEvent) {
+    SimpleTest.info("VCChangedChecker_check");
+
+    var event = null;
+    try {
+      event = aEvent.QueryInterface(nsIAccessibleVirtualCursorChangeEvent);
+    } catch (e) {
+      SimpleTest.ok(false, "Does not support correct interface: " + e);
+    }
+
+    var position = aDocAcc.virtualCursor.position;
+    var idMatches = position && position.DOMNode.id == aIdOrNameOrAcc;
+    var nameMatches = position && position.name == aIdOrNameOrAcc;
+    var accMatches = position == aIdOrNameOrAcc;
+
+    SimpleTest.ok(
+      idMatches || nameMatches || accMatches,
+      "id or name matches - expecting " +
+        prettyName(aIdOrNameOrAcc) +
+        ", got '" +
+        prettyName(position)
+    );
+
+    SimpleTest.is(
+      aEvent.isFromUserInput,
+      aIsFromUserInput,
+      "Expected user input is " + aIsFromUserInput + "\n"
+    );
+
+    SimpleTest.is(
+      event.newAccessible,
+      position,
+      "new position in event is incorrect"
+    );
+
+    if (aTextOffsets) {
+      SimpleTest.is(
+        aDocAcc.virtualCursor.startOffset,
+        aTextOffsets[0],
+        "wrong start offset"
+      );
+      SimpleTest.is(
+        aDocAcc.virtualCursor.endOffset,
+        aTextOffsets[1],
+        "wrong end offset"
+      );
+      SimpleTest.is(
+        event.newStartOffset,
+        aTextOffsets[0],
+        "wrong start offset in event"
+      );
+      SimpleTest.is(
+        event.newEndOffset,
+        aTextOffsets[1],
+        "wrong end offset in event"
+      );
+    }
+
+    var prevPosAndOffset = VCChangedChecker.getPreviousPosAndOffset(
+      aDocAcc.virtualCursor
+    );
+
+    if (prevPosAndOffset) {
+      SimpleTest.is(
+        event.oldAccessible,
+        prevPosAndOffset.position,
+        "previous position does not match"
+      );
+      SimpleTest.is(
+        event.oldStartOffset,
+        prevPosAndOffset.startOffset,
+        "previous start offset does not match"
+      );
+      SimpleTest.is(
+        event.oldEndOffset,
+        prevPosAndOffset.endOffset,
+        "previous end offset does not match"
+      );
+    }
+  };
+}
+
+VCChangedChecker.prevPosAndOffset = {};
+
+VCChangedChecker.storePreviousPosAndOffset = function storePreviousPosAndOffset(
+  aPivot
+) {
+  VCChangedChecker.prevPosAndOffset[aPivot] = {
+    position: aPivot.position,
+    startOffset: aPivot.startOffset,
+    endOffset: aPivot.endOffset,
+  };
+};
+
+VCChangedChecker.getPreviousPosAndOffset = function getPreviousPosAndOffset(
+  aPivot
+) {
+  return VCChangedChecker.prevPosAndOffset[aPivot];
+};
+
+VCChangedChecker.methodReasonMap = {
+  moveNext: nsIAccessiblePivot.REASON_NEXT,
+  movePrevious: nsIAccessiblePivot.REASON_PREV,
+  moveFirst: nsIAccessiblePivot.REASON_FIRST,
+  moveLast: nsIAccessiblePivot.REASON_LAST,
+  setTextRange: nsIAccessiblePivot.REASON_NONE,
+  moveNextByText: nsIAccessiblePivot.REASON_NEXT,
+  movePreviousByText: nsIAccessiblePivot.REASON_PREV,
+  moveToPoint: nsIAccessiblePivot.REASON_POINT,
+};
+
+/**
+ * Set a text range in the pivot and wait for virtual cursor change event.
+ *
+ * @param aDocAcc         [in] document that manages the virtual cursor
+ * @param aTextAccessible [in] accessible to set to virtual cursor's position
+ * @param aTextOffsets    [in] start and end offsets of text range to set in
+ *                        virtual cursor.
+ */
+function setVCRangeInvoker(aDocAcc, aTextAccessible, aTextOffsets) {
+  this.invoke = function virtualCursorChangedInvoker_invoke() {
+    VCChangedChecker.storePreviousPosAndOffset(aDocAcc.virtualCursor);
+    SimpleTest.info(prettyName(aTextAccessible) + " " + aTextOffsets);
+    aDocAcc.virtualCursor.setTextRange(
+      aTextAccessible,
+      aTextOffsets[0],
+      aTextOffsets[1]
+    );
+  };
+
+  this.getID = function setVCRangeInvoker_getID() {
+    return (
+      "Set offset in " +
+      prettyName(aTextAccessible) +
+      " to (" +
+      aTextOffsets[0] +
+      ", " +
+      aTextOffsets[1] +
+      ")"
+    );
+  };
+
+  this.eventSeq = [
+    new VCChangedChecker(
+      aDocAcc,
+      aTextAccessible,
+      aTextOffsets,
+      "setTextRange",
+      true
+    ),
+  ];
+}
+
+/**
+ * Move the pivot and wait for virtual cursor change event.
+ *
+ * @param aDocAcc          [in] document that manages the virtual cursor
+ * @param aPivotMoveMethod [in] method to test (ie. "moveNext", "moveFirst", etc.)
+ * @param aRule            [in] traversal rule object
+ * @param aIdOrNameOrAcc   [in] id, accessible or accessible name to expect
+ *                         virtual cursor to land on after performing move method.
+ *                         false if no move is expected.
+ * @param aIsFromUserInput [in] set user input flag when invoking method, and
+ *                         expect it in the event.
+ */
+function setVCPosInvoker(
+  aDocAcc,
+  aPivotMoveMethod,
+  aRule,
+  aIdOrNameOrAcc,
+  aIsFromUserInput
+) {
+  // eslint-disable-next-line mozilla/no-compare-against-boolean-literals
+  var expectMove = aIdOrNameOrAcc != false;
+  this.invoke = function virtualCursorChangedInvoker_invoke() {
+    VCChangedChecker.storePreviousPosAndOffset(aDocAcc.virtualCursor);
+    if (aPivotMoveMethod && aRule) {
+      var moved = false;
+      switch (aPivotMoveMethod) {
+        case "moveFirst":
+        case "moveLast":
+          moved = aDocAcc.virtualCursor[aPivotMoveMethod](
+            aRule,
+            aIsFromUserInput === undefined ? true : aIsFromUserInput
+          );
+          break;
+        case "moveNext":
+        case "movePrevious":
+          moved = aDocAcc.virtualCursor[aPivotMoveMethod](
+            aRule,
+            aDocAcc.virtualCursor.position,
+            false,
+            aIsFromUserInput === undefined ? true : aIsFromUserInput
+          );
+          break;
+      }
+      SimpleTest.is(
+        !!moved,
+        !!expectMove,
+        "moved pivot with " + aPivotMoveMethod + " to " + aIdOrNameOrAcc
+      );
+    } else {
+      aDocAcc.virtualCursor.position = getAccessible(aIdOrNameOrAcc);
+    }
+  };
+
+  this.getID = function setVCPosInvoker_getID() {
+    return "Do " + (expectMove ? "" : "no-op ") + aPivotMoveMethod;
+  };
+
+  if (expectMove) {
+    this.eventSeq = [
+      new VCChangedChecker(
+        aDocAcc,
+        aIdOrNameOrAcc,
+        null,
+        aPivotMoveMethod,
+        aIsFromUserInput === undefined ? !!aPivotMoveMethod : aIsFromUserInput
+      ),
+    ];
+  } else {
+    this.eventSeq = [];
+    this.unexpectedEventSeq = [
+      new invokerChecker(EVENT_VIRTUALCURSOR_CHANGED, aDocAcc),
+    ];
+  }
+}
+
+/**
+ * Move the pivot by text and wait for virtual cursor change event.
+ *
+ * @param aDocAcc          [in] document that manages the virtual cursor
+ * @param aPivotMoveMethod [in] method to test (ie. "moveNext", "moveFirst", etc.)
+ * @param aBoundary        [in] boundary constant
+ * @param aTextOffsets     [in] start and end offsets of text range to set in
+ *                         virtual cursor.
+ * @param aIdOrNameOrAcc   [in] id, accessible or accessible name to expect
+ *                         virtual cursor to land on after performing move method.
+ *                         false if no move is expected.
+ * @param aIsFromUserInput [in] set user input flag when invoking method, and
+ *                         expect it in the event.
+ */
+function setVCTextInvoker(
+  aDocAcc,
+  aPivotMoveMethod,
+  aBoundary,
+  aTextOffsets,
+  aIdOrNameOrAcc,
+  aIsFromUserInput
+) {
+  // eslint-disable-next-line mozilla/no-compare-against-boolean-literals
+  var expectMove = aIdOrNameOrAcc != false;
+  this.invoke = function virtualCursorChangedInvoker_invoke() {
+    VCChangedChecker.storePreviousPosAndOffset(aDocAcc.virtualCursor);
+    SimpleTest.info(aDocAcc.virtualCursor.position);
+    var moved = aDocAcc.virtualCursor[aPivotMoveMethod](
+      aBoundary,
+      aIsFromUserInput === undefined
+    );
+    SimpleTest.is(
+      !!moved,
+      !!expectMove,
+      "moved pivot by text with " + aPivotMoveMethod + " to " + aIdOrNameOrAcc
+    );
+  };
+
+  this.getID = function setVCPosInvoker_getID() {
+    return (
+      "Do " +
+      (expectMove ? "" : "no-op ") +
+      aPivotMoveMethod +
+      " in " +
+      prettyName(aIdOrNameOrAcc) +
+      ", " +
+      boundaryToString(aBoundary) +
+      ", [" +
+      aTextOffsets +
+      "]"
+    );
+  };
+
+  if (expectMove) {
+    this.eventSeq = [
+      new VCChangedChecker(
+        aDocAcc,
+        aIdOrNameOrAcc,
+        aTextOffsets,
+        aPivotMoveMethod,
+        aIsFromUserInput === undefined ? true : aIsFromUserInput,
+        aBoundary
+      ),
+    ];
+  } else {
+    this.eventSeq = [];
+    this.unexpectedEventSeq = [
+      new invokerChecker(EVENT_VIRTUALCURSOR_CHANGED, aDocAcc),
+    ];
+  }
+}
+
+/**
+ * Move the pivot to the position under the point.
+ *
+ * @param aDocAcc        [in] document that manages the virtual cursor
+ * @param aX             [in] screen x coordinate
+ * @param aY             [in] screen y coordinate
+ * @param aIgnoreNoMatch [in] don't unset position if no object was found at
+ *                       point.
+ * @param aRule          [in] traversal rule object
+ * @param aIdOrNameOrAcc [in] id, accessible or accessible name to expect
+ *                       virtual cursor to land on after performing move method.
+ *                       false if no move is expected.
+ */
+function moveVCCoordInvoker(
+  aDocAcc,
+  aX,
+  aY,
+  aIgnoreNoMatch,
+  aRule,
+  aIdOrNameOrAcc
+) {
+  // eslint-disable-next-line mozilla/no-compare-against-boolean-literals
+  var expectMove = aIdOrNameOrAcc != false;
+  this.invoke = function virtualCursorChangedInvoker_invoke() {
+    VCChangedChecker.storePreviousPosAndOffset(aDocAcc.virtualCursor);
+    var moved = aDocAcc.virtualCursor.moveToPoint(
+      aRule,
+      aX,
+      aY,
+      aIgnoreNoMatch
+    );
+    SimpleTest.ok(
+      (expectMove && moved) || (!expectMove && !moved),
+      "moved pivot"
+    );
+  };
+
+  this.getID = function setVCPosInvoker_getID() {
+    return (
+      "Do " + (expectMove ? "" : "no-op ") + "moveToPoint " + aIdOrNameOrAcc
+    );
+  };
+
+  if (expectMove) {
+    this.eventSeq = [
+      new VCChangedChecker(aDocAcc, aIdOrNameOrAcc, null, "moveToPoint", true),
+    ];
+  } else {
+    this.eventSeq = [];
+    this.unexpectedEventSeq = [
+      new invokerChecker(EVENT_VIRTUALCURSOR_CHANGED, aDocAcc),
+    ];
+  }
+}
+
+/**
+ * Change the pivot modalRoot
+ *
+ * @param aDocAcc         [in] document that manages the virtual cursor
+ * @param aModalRootAcc   [in] accessible of the modal root, or null
+ * @param aExpectedResult [in] error result expected. 0 if expecting success
+ */
+function setModalRootInvoker(aDocAcc, aModalRootAcc, aExpectedResult) {
+  this.invoke = function setModalRootInvoker_invoke() {
+    var errorResult = 0;
+    try {
+      aDocAcc.virtualCursor.modalRoot = aModalRootAcc;
+    } catch (x) {
+      SimpleTest.ok(
+        x.result,
+        "Unexpected exception when changing modal root: " + x
+      );
+      errorResult = x.result;
+    }
+
+    SimpleTest.is(
+      errorResult,
+      aExpectedResult,
+      "Did not get expected result when changing modalRoot"
+    );
+  };
+
+  this.getID = function setModalRootInvoker_getID() {
+    return "Set modalRoot to " + prettyName(aModalRootAcc);
+  };
+
+  this.eventSeq = [];
+  this.unexpectedEventSeq = [
+    new invokerChecker(EVENT_VIRTUALCURSOR_CHANGED, aDocAcc),
+  ];
+}
+
+/**
+ * Add invokers to a queue to test a rule and an expected sequence of element ids
+ * or accessible names for that rule in the given document.
+ *
+ * @param aQueue     [in] event queue in which to push invoker sequence.
+ * @param aDocAcc    [in] the managing document of the virtual cursor we are
+ *                   testing
+ * @param aRule      [in] the traversal rule to use in the invokers
+ * @param aModalRoot [in] a modal root to use in this traversal sequence
+ * @param aSequence  [in] a sequence of accessible names or element ids to expect
+ *                   with the given rule in the given document
+ */
+function queueTraversalSequence(aQueue, aDocAcc, aRule, aModalRoot, aSequence) {
+  aDocAcc.virtualCursor.position = null;
+
+  // Add modal root (if any)
+  aQueue.push(new setModalRootInvoker(aDocAcc, aModalRoot, 0));
+
+  aQueue.push(new setVCPosInvoker(aDocAcc, "moveFirst", aRule, aSequence[0]));
+
+  for (let i = 1; i < aSequence.length; i++) {
+    let invoker = new setVCPosInvoker(aDocAcc, "moveNext", aRule, aSequence[i]);
+    aQueue.push(invoker);
+  }
+
+  // No further more matches for given rule, expect no virtual cursor changes.
+  aQueue.push(new setVCPosInvoker(aDocAcc, "moveNext", aRule, false));
+
+  for (let i = aSequence.length - 2; i >= 0; i--) {
+    let invoker = new setVCPosInvoker(
+      aDocAcc,
+      "movePrevious",
+      aRule,
+      aSequence[i]
+    );
+    aQueue.push(invoker);
+  }
+
+  // No previous more matches for given rule, expect no virtual cursor changes.
+  aQueue.push(new setVCPosInvoker(aDocAcc, "movePrevious", aRule, false));
+
+  aQueue.push(
+    new setVCPosInvoker(
+      aDocAcc,
+      "moveLast",
+      aRule,
+      aSequence[aSequence.length - 1]
+    )
+  );
+
+  // No further more matches for given rule, expect no virtual cursor changes.
+  aQueue.push(new setVCPosInvoker(aDocAcc, "moveNext", aRule, false));
+
+  // set isFromUserInput to false, just to test..
+  aQueue.push(
+    new setVCPosInvoker(aDocAcc, "moveFirst", aRule, aSequence[0], false)
+  );
+
+  // No previous more matches for given rule, expect no virtual cursor changes.
+  aQueue.push(new setVCPosInvoker(aDocAcc, "movePrevious", aRule, false));
+
+  // Remove modal root (if any).
+  aQueue.push(new setModalRootInvoker(aDocAcc, null, 0));
+}
+
+/**
+ * A checker for removing an accessible while the virtual cursor is on it.
+ */
+function removeVCPositionChecker(aDocAcc, aHiddenParentAcc) {
+  this.__proto__ = new invokerChecker(EVENT_REORDER, aHiddenParentAcc);
+
+  this.check = function removeVCPositionChecker_check(aEvent) {
+    var errorResult = 0;
+    try {
+      aDocAcc.virtualCursor.moveNext(ObjectTraversalRule);
+    } catch (x) {
+      errorResult = x.result;
+    }
+    SimpleTest.is(
+      errorResult,
+      NS_ERROR_NOT_IN_TREE,
+      "Expecting NOT_IN_TREE error when moving pivot from invalid position."
+    );
+  };
+}
+
+/**
+ * Put the virtual cursor's position on an object, and then remove it.
+ *
+ * @param aDocAcc     [in] document that manages the virtual cursor
+ * @param aPosNode    [in] DOM node to hide after virtual cursor's position is
+ *                    set to it.
+ */
+function removeVCPositionInvoker(aDocAcc, aPosNode) {
+  this.accessible = getAccessible(aPosNode);
+  this.invoke = function removeVCPositionInvoker_invoke() {
+    aDocAcc.virtualCursor.position = this.accessible;
+    aPosNode.remove();
+  };
+
+  this.getID = function removeVCPositionInvoker_getID() {
+    return "Bring virtual cursor to accessible, and remove its DOM node.";
+  };
+
+  this.eventSeq = [
+    new removeVCPositionChecker(aDocAcc, this.accessible.parent),
+  ];
+}
+
+/**
+ * A checker for removing the pivot root and then calling moveFirst, and
+ * checking that an exception is thrown.
+ */
+function removeVCRootChecker(aPivot) {
+  this.__proto__ = new invokerChecker(EVENT_REORDER, aPivot.root.parent);
+
+  this.check = function removeVCRootChecker_check(aEvent) {
+    var errorResult = 0;
+    try {
+      aPivot.moveLast(ObjectTraversalRule);
+    } catch (x) {
+      errorResult = x.result;
+    }
+    SimpleTest.is(
+      errorResult,
+      NS_ERROR_NOT_IN_TREE,
+      "Expecting NOT_IN_TREE error when moving pivot from invalid position."
+    );
+  };
+}
+
+/**
+ * Create a pivot, remove its root, and perform an operation where the root is
+ * needed.
+ *
+ * @param aRootNode [in] DOM node of which accessible will be the root of the
+ *                       pivot. Should have more than one child.
+ */
+function removeVCRootInvoker(aRootNode) {
+  this.pivot = gAccService.createAccessiblePivot(getAccessible(aRootNode));
+  this.invoke = function removeVCRootInvoker_invoke() {
+    this.pivot.position = this.pivot.root.firstChild;
+    aRootNode.remove();
+  };
+
+  this.getID = function removeVCRootInvoker_getID() {
+    return "Remove root of pivot from tree.";
+  };
+
+  this.eventSeq = [new removeVCRootChecker(this.pivot)];
+}
+
+/**
+ * A debug utility for writing proper sequences for queueTraversalSequence.
+ */
+function dumpTraversalSequence(aPivot, aRule) {
+  var sequence = [];
+  if (aPivot.moveFirst(aRule)) {
+    do {
+      sequence.push("'" + prettyName(aPivot.position) + "'");
+    } while (aPivot.moveNext(aRule));
+  }
+  SimpleTest.info("\n[" + sequence.join(", ") + "]\n");
+}
diff --git a/accessible/tests/mochitest/pivot/a11y.ini b/accessible/tests/mochitest/pivot/a11y.ini
new file mode 100644
index 0000000000..8add460947
--- /dev/null
+++ b/accessible/tests/mochitest/pivot/a11y.ini
@@ -0,0 +1,8 @@
+[DEFAULT]
+support-files =
+  doc_virtualcursor.html
+  doc_virtualcursor_text.html
+  !/accessible/tests/mochitest/*.js
+
+[test_virtualcursor.html]
+[test_virtualcursor_text.html]
diff --git a/accessible/tests/mochitest/pivot/doc_virtualcursor.html b/accessible/tests/mochitest/pivot/doc_virtualcursor.html
new file mode 100644
index 0000000000..a456f2dfcd
--- /dev/null
+++ b/accessible/tests/mochitest/pivot/doc_virtualcursor.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Pivot test document</title>
+  <meta charset="utf-8" />
+</head>
+<body>
+  <h1 id="heading-1-1">Main Title</h1>
+  <h2 id="heading-2-1" aria-hidden="true">First Section Title</h2>
+  <p id="paragraph-1">
+    Lorem ipsum <strong>dolor</strong> sit amet. Integer vitae urna
+    leo, id <a href="#">semper</a> nulla.
+  </p>
+  <h2 id="heading-2-2" aria-hidden="undefined">Second Section Title</h2>
+  <p id="paragraph-2" aria-hidden="">
+    Sed accumsan luctus lacus, vitae mollis arcu tristique vulputate.</p>
+  <p id="paragraph-3" aria-hidden="true">
+    <a href="#" id="hidden-link">Maybe</a> it was the other <i>George Michael</i>.
+    You know, the <a href="#">singer-songwriter</a>.
+  </p>
+  <p style="opacity: 0;" id="paragraph-4">
+    This is completely transparent
+  </p>
+  <iframe
+     src="data:text/html,<html><body>An <i>embedded</i> document.</body></html>">
+  </iframe>
+  <div id="hide-me">Hide me</div>
+  <p id="links" aria-hidden="false">
+    <a href="http://mozilla.org" title="Link 1 title">Link 1</a>
+    <a href="http://mozilla.org" title="Link 2 title">Link 2</a>
+    <a href="http://mozilla.org" title="Link 3 title">Link 3</a>
+  </p>
+  <ul>
+    <li>Hello<span> </span></li>
+    <li>World</li>
+  </ul>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/pivot/doc_virtualcursor_text.html b/accessible/tests/mochitest/pivot/doc_virtualcursor_text.html
new file mode 100644
index 0000000000..a0565058d9
--- /dev/null
+++ b/accessible/tests/mochitest/pivot/doc_virtualcursor_text.html
@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Pivot test document</title>
+  <meta charset="utf-8" />
+</head>
+<body>
+  <div id="start-block">This is the very beginning.</div>
+  <p id="paragraph-1">
+  This <b>is</b> <a id="p1-link-1" href="#">the</a> test of text.
+  </p>
+  <div id="section-1">A <a id="s1-link-1" href="#">multiword link</a> is here. <a id="s1-link-2" href="#">We</a> will traverse</div>
+  <div id="section-2">into, out, and between the subtrees.</div>
+  <p id="paragraph-2">Singularity.</p>
+  <table>
+    <tr>
+      <td id="cell-1">Magical</td>
+      <td id="cell-2">unicorns</td>
+    </tr>
+    <tr>
+      <td id="cell-3">and wizards</td>
+      <td id="cell-4">really exist.</td>
+    </tr>
+  </table>
+  <div id="section-3">Endless fun!</div>
+  <p id="paragraph-3">Objects<a id="p3-link-1" href="#">adjacent</a>to <a id="p3-link-2" href="#">each</a><a id="p3-link-3" href="#">other</a> should be separate.</p>
+  <p id="paragraph-4">Hello <strong>real</strong><a href="#"> world</p>
+  <a href="#" id="image-desc-link">
+    <img src="../moz.png" alt="">Hello
+  </a>
+  <p id="image-end-line">
+    a<img src="../moz.png" alt="b"><br>
+    c
+  </p>
+  <div id="end-block">End!</div>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/pivot/test_virtualcursor.html b/accessible/tests/mochitest/pivot/test_virtualcursor.html
new file mode 100644
index 0000000000..9f3225fcf6
--- /dev/null
+++ b/accessible/tests/mochitest/pivot/test_virtualcursor.html
@@ -0,0 +1,119 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Tests pivot functionality in virtual cursors</title>
+  <meta charset="utf-8" />
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="chrome://mochikit/content/chrome-harness.js">
+  </script>
+
+  <script type="application/javascript" src="../common.js"></script>
+  <script type="application/javascript" src="../browser.js"></script>
+  <script type="application/javascript" src="../events.js"></script>
+  <script type="application/javascript" src="../role.js"></script>
+  <script type="application/javascript" src="../states.js"></script>
+  <script type="application/javascript" src="../pivot.js"></script>
+  <script type="application/javascript" src="../layout.js"></script>
+
+  <script type="application/javascript">
+    var gBrowserWnd = null;
+    var gQueue = null;
+
+    function doTest() {
+      var rootAcc = getAccessible(browserDocument(), [nsIAccessibleDocument]);
+      ok(rootAcc.virtualCursor,
+         "root document does not have virtualCursor");
+
+      var doc = currentTabDocument();
+      var docAcc = getAccessible(doc, [nsIAccessibleDocument]);
+
+      // Test that embedded documents have their own virtual cursor.
+      is(docAcc.childDocumentCount, 1, "Expecting one child document");
+      ok(docAcc.getChildDocumentAt(0).virtualCursor,
+         "child document does not have virtualCursor");
+
+      gQueue = new eventQueue();
+
+      gQueue.onFinish = function onFinish() {
+        closeBrowserWindow();
+      };
+
+      queueTraversalSequence(gQueue, docAcc, HeadersTraversalRule, null,
+                             ["heading-1-1", "heading-2-2"]);
+
+      queueTraversalSequence(
+        gQueue, docAcc, ObjectTraversalRule, null,
+        ["Main Title", "Lorem ipsum ",
+         "dolor", " sit amet. Integer vitae urna leo, id ",
+         "semper", " nulla. ", "Second Section Title",
+         "Sed accumsan luctus lacus, vitae mollis arcu tristique vulputate.",
+         "An ", "embedded", " document.", "Hide me", "Link 1", "Link 2",
+         "Link 3", "Hello", "World"]);
+
+      // Just a random smoke test to see if our setTextRange works.
+      gQueue.push(
+        new setVCRangeInvoker(
+          docAcc,
+          getAccessible(doc.getElementById("paragraph-2"), nsIAccessibleText),
+          [2, 6]));
+
+      gQueue.push(new removeVCPositionInvoker(
+        docAcc, doc.getElementById("hide-me")));
+
+      gQueue.push(new removeVCRootInvoker(
+        doc.getElementById("links")));
+
+      var [x, y] = getBounds(getAccessible(doc.getElementById("heading-1-1")));
+      gQueue.push(new moveVCCoordInvoker(docAcc, x + 1, y + 1, true,
+                                         HeadersTraversalRule, "heading-1-1"));
+
+      // Already on the point, so we should not get a move event.
+      gQueue.push(new moveVCCoordInvoker(docAcc, x + 1, y + 1, true,
+                                         HeadersTraversalRule, false));
+
+      // Attempting a coordinate outside any header, should not move.
+      gQueue.push(new moveVCCoordInvoker(docAcc, x - 1, y - 1, true,
+                                         HeadersTraversalRule, false));
+
+      // Attempting a coordinate outside any header, should move to null
+      gQueue.push(new moveVCCoordInvoker(docAcc, x - 1, y - 1, false,
+                                         HeadersTraversalRule, null));
+
+      queueTraversalSequence(
+        gQueue, docAcc, ObjectTraversalRule,
+        getAccessible(doc.getElementById("paragraph-1")),
+        ["Lorem ipsum ", "dolor", " sit amet. Integer vitae urna leo, id ",
+         "semper", " nulla. "]);
+
+      gQueue.push(new setModalRootInvoker(docAcc, docAcc.parent,
+                                          NS_ERROR_INVALID_ARG));
+
+      gQueue.push(new setVCPosInvoker(docAcc, "moveNext", ObjectTraversalRule, "dolor"));
+
+      gQueue.invoke();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addLoadEvent(function() {
+      /* We open a new browser because we need to test with a top-level content
+         document. */
+      openBrowserWindow(
+        doTest,
+        getRootDirectory(window.location.href) + "doc_virtualcursor.html");
+    });
+  </script>
+</head>
+<body id="body">
+
+  <a target="_blank"
+     title="Introduce virtual cursor/soft focus functionality to a11y API"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=698823">Mozilla Bug 698823</a>
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/pivot/test_virtualcursor_text.html b/accessible/tests/mochitest/pivot/test_virtualcursor_text.html
new file mode 100644
index 0000000000..23d46f3fe6
--- /dev/null
+++ b/accessible/tests/mochitest/pivot/test_virtualcursor_text.html
@@ -0,0 +1,271 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Tests pivot functionality in virtual cursors</title>
+  <meta charset="utf-8" />
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js">
+  </script>
+  <script src="chrome://mochikit/content/chrome-harness.js">
+  </script>
+
+  <script type="application/javascript" src="../common.js"></script>
+  <script type="application/javascript" src="../text.js"></script>
+  <script type="application/javascript" src="../browser.js"></script>
+  <script type="application/javascript" src="../events.js"></script>
+  <script type="application/javascript" src="../role.js"></script>
+  <script type="application/javascript" src="../states.js"></script>
+  <script type="application/javascript" src="../pivot.js"></script>
+  <script type="application/javascript" src="../layout.js"></script>
+
+  <script type="application/javascript">
+    var gBrowserWnd = null;
+    var gQueue = null;
+
+    function doTest() {
+      var doc = currentTabDocument();
+      var docAcc = getAccessible(doc, [nsIAccessibleDocument]);
+
+      gQueue = new eventQueue();
+
+      gQueue.onFinish = function onFinish() {
+        closeBrowserWindow();
+      };
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("paragraph-1"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 4],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [4, 5],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", CHAR_BOUNDARY, [3, 4],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [5, 7],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 3],
+                  getAccessible(doc.getElementById("p1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [10, 14],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 3],
+                  getAccessible(doc.getElementById("p1-link-1"), nsIAccessibleText)));
+      // set user input to false, and see if it works
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [5, 7],
+                  getAccessible(doc.getElementById("paragraph-1"), nsIAccessibleText)),
+                  false);
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("section-1"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 9],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      // set user input to false, and see if it works
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [10, 14],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText),
+                  false));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [4, 6],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [7, 12],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 2],
+                  getAccessible(doc.getElementById("s1-link-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [15, 19],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [20, 28],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 5],
+                  getAccessible(doc.getElementById("section-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [6, 10],
+                  getAccessible(doc.getElementById("section-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 5],
+                  getAccessible(doc.getElementById("section-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [20, 28],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [15, 19],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 2],
+                  getAccessible(doc.getElementById("s1-link-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [7, 12],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [4, 6],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [10, 14],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 9],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+
+      gQueue.push(new setVCRangeInvoker(docAcc, getAccessible(doc.getElementById("s1-link-1")), [0, 0]));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", CHAR_BOUNDARY, [1, 2],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", CHAR_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [1, 2],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [1, 2],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [2, 9],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [10, 14],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [3, 4],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", CHAR_BOUNDARY, [13, 14],
+                  getAccessible(doc.getElementById("s1-link-1"), nsIAccessibleText)));
+
+      gQueue.push(new setVCRangeInvoker(docAcc, getAccessible(doc.getElementById("section-2")), [0, 0]));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", CHAR_BOUNDARY, [27, 28],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("section-2"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("paragraph-2"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 12],
+                  getAccessible(doc.getElementById("paragraph-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("cell-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 8],
+                  getAccessible(doc.getElementById("cell-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 3],
+                  getAccessible(doc.getElementById("cell-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [4, 11],
+                  getAccessible(doc.getElementById("cell-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 6],
+                  getAccessible(doc.getElementById("cell-4"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [7, 13],
+                  getAccessible(doc.getElementById("cell-4"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("section-3"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("section-3"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("section-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [7, 13],
+                  getAccessible(doc.getElementById("cell-4"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 6],
+                  getAccessible(doc.getElementById("cell-4"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [4, 11],
+                  getAccessible(doc.getElementById("cell-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 3],
+                  getAccessible(doc.getElementById("cell-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 8],
+                  getAccessible(doc.getElementById("cell-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("cell-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 12],
+                  getAccessible(doc.getElementById("paragraph-2"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("paragraph-3"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 8],
+                  getAccessible(doc.getElementById("p3-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [8, 10],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 4],
+                  getAccessible(doc.getElementById("p3-link-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 5],
+                  getAccessible(doc.getElementById("p3-link-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [14, 20],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 5],
+                  getAccessible(doc.getElementById("p3-link-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 4],
+                  getAccessible(doc.getElementById("p3-link-2"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [8, 10],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 8],
+                  getAccessible(doc.getElementById("p3-link-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("s1-link-2"))));
+      // Start with the pivot in the middle of the paragraph
+      gQueue.push(new setVCPosInvoker(docAcc, "moveNext", ObjectTraversalRule, " will traverse"));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [15, 19],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [0, 2],
+                  getAccessible(doc.getElementById("s1-link-2"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("end-block"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 4],
+                  getAccessible(doc.getElementById("end-block"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, null, false));
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("start-block"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 4],
+                  getAccessible(doc.getElementById("start-block"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, null, false));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, null, false));
+      gQueue.push(new setVCRangeInvoker(docAcc, getAccessible(doc.getElementById("start-block")), [0, 0]));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, null, false));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                  getAccessible(doc.getElementById("paragraph-3")).firstChild));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [0, 7],
+                  getAccessible(doc.getElementById("paragraph-3"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                  getAccessible(doc.getElementById("s1-link-1")).nextSibling));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [4, 6],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                  getAccessible(doc.getElementById("paragraph-4")).firstChild.nextSibling));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", WORD_BOUNDARY, [6, 10],
+                  getAccessible(doc.getElementById("paragraph-4"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("section-1"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [20, 28],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("section-1")).lastChild));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", WORD_BOUNDARY, [20, 28],
+                  getAccessible(doc.getElementById("section-1"), nsIAccessibleText)));
+
+      gQueue.push(new setVCPosInvoker(docAcc, null, null,
+                                      getAccessible(doc.getElementById("image-desc-link"))));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [0, 1],
+                  getAccessible(doc.getElementById("image-desc-link"), nsIAccessibleText)));
+      gQueue.push(new setVCTextInvoker(docAcc, "moveNextByText", CHAR_BOUNDARY, [1, 2],
+                  getAccessible(doc.getElementById("image-desc-link"), nsIAccessibleText)));
+
+      gQueue.push(new setVCRangeInvoker(docAcc, getAccessible(doc.getElementById("image-end-line")), [3, 3]));
+      gQueue.push(new setVCTextInvoker(docAcc, "movePreviousByText", LINE_BOUNDARY, [0, 2],
+                  getAccessible(doc.getElementById("image-end-line"), nsIAccessibleText)));
+
+      gQueue.invoke();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addLoadEvent(function() {
+      /* We open a new browser because we need to test with a top-level content
+         document. */
+      openBrowserWindow(
+        doTest,
+        getRootDirectory(window.location.href) + "doc_virtualcursor_text.html");
+    });
+  </script>
+</head>
+<body id="body">
+
+  <a target="_blank"
+     title="Support Movement By Granularity"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=886076">Mozilla Bug 886076</a>
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+</body>
+</html>