From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 accessible/tests/mochitest/relations/a11y.ini      |  14 +
 .../tests/mochitest/relations/test_embeds.xhtml    | 128 ++++++
 .../tests/mochitest/relations/test_general.html    | 456 +++++++++++++++++++++
 .../tests/mochitest/relations/test_general.xhtml   | 237 +++++++++++
 .../mochitest/relations/test_groupInfoUpdate.html  |  57 +++
 .../tests/mochitest/relations/test_shadowdom.html  |  58 +++
 .../mochitest/relations/test_tabbrowser.xhtml      | 109 +++++
 .../tests/mochitest/relations/test_tree.xhtml      | 105 +++++
 .../mochitest/relations/test_ui_modalprompt.html   | 111 +++++
 .../tests/mochitest/relations/test_update.html     | 213 ++++++++++
 10 files changed, 1488 insertions(+)
 create mode 100644 accessible/tests/mochitest/relations/a11y.ini
 create mode 100644 accessible/tests/mochitest/relations/test_embeds.xhtml
 create mode 100644 accessible/tests/mochitest/relations/test_general.html
 create mode 100644 accessible/tests/mochitest/relations/test_general.xhtml
 create mode 100644 accessible/tests/mochitest/relations/test_groupInfoUpdate.html
 create mode 100644 accessible/tests/mochitest/relations/test_shadowdom.html
 create mode 100644 accessible/tests/mochitest/relations/test_tabbrowser.xhtml
 create mode 100644 accessible/tests/mochitest/relations/test_tree.xhtml
 create mode 100644 accessible/tests/mochitest/relations/test_ui_modalprompt.html
 create mode 100644 accessible/tests/mochitest/relations/test_update.html

(limited to 'accessible/tests/mochitest/relations')

diff --git a/accessible/tests/mochitest/relations/a11y.ini b/accessible/tests/mochitest/relations/a11y.ini
new file mode 100644
index 0000000000..89ffaffdce
--- /dev/null
+++ b/accessible/tests/mochitest/relations/a11y.ini
@@ -0,0 +1,14 @@
+[DEFAULT]
+support-files =
+  !/accessible/tests/mochitest/*.js
+
+[test_embeds.xhtml]
+skip-if = os == 'linux' && !debug # bug 1411145
+[test_general.html]
+[test_general.xhtml]
+[test_groupInfoUpdate.html]
+[test_tabbrowser.xhtml]
+[test_tree.xhtml]
+[test_ui_modalprompt.html]
+[test_shadowdom.html]
+[test_update.html]
diff --git a/accessible/tests/mochitest/relations/test_embeds.xhtml b/accessible/tests/mochitest/relations/test_embeds.xhtml
new file mode 100644
index 0000000000..d49ce1f73c
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_embeds.xhtml
@@ -0,0 +1,128 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        title="Embeds relation tests">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+
+  <script type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../role.js"></script>
+  <script type="application/javascript"
+          src="../states.js"></script>
+  <script type="application/javascript"
+          src="../events.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../browser.js"></script>
+
+  <script type="application/javascript">
+  <![CDATA[
+    ////////////////////////////////////////////////////////////////////////////
+    // Invokers
+
+    function loadURI(aURI)
+    {
+      this.invoke = function loadURI_invoke()
+      {
+        tabBrowser().loadURI(Services.io.newURI(aURI), {
+          triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
+        });
+      }
+
+      this.eventSeq = [
+        new invokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, currentTabDocument)
+      ];
+
+      this.finalCheck = function loadURI_finalCheck()
+      {
+        testRelation(browserDocument(), RELATION_EMBEDS,
+                     getAccessible(currentTabDocument()));
+      }
+
+      this.getID = function loadURI_getID()
+      {
+        return "load uri " + aURI;
+      }
+    }
+
+    function addTab(aURI)
+    {
+      this.invoke = function addTab_invoke()
+      {
+        tabBrowser().addTab(aURI, {
+          referrerURI: null,
+          charset: null,
+          postData: null,
+          inBackground: false,
+          triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
+        });
+      }
+
+      this.eventSeq = [
+        new invokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, currentTabDocument)
+      ];
+
+      this.finalCheck = function loadURI_finalCheck()
+      {
+        testRelation(browserDocument(), RELATION_EMBEDS,
+                     getAccessible(currentTabDocument()));
+      }
+
+      this.getID = function addTab_getID()
+      {
+        return "load uri '" + aURI + "' in new tab";
+      }
+    }
+
+    ////////////////////////////////////////////////////////////////////////////
+    // Testing
+
+    //gA11yEventDumpToConsole = true; // debug
+
+    var gQueue = null;
+    function doTests()
+    {
+      testRelation(browserDocument(), RELATION_EMBEDS,
+                   getAccessible(currentTabDocument()));
+
+      enableLogging("docload");
+      gQueue = new eventQueue();
+
+      gQueue.push(new loadURI("about:robots"));
+      gQueue.push(new addTab("about:mozilla"));
+
+      gQueue.onFinish = function()
+      {
+        disableLogging();
+        closeBrowserWindow();
+      }
+      gQueue.invoke();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    openBrowserWindow(doTests, "about:license");
+  ]]>
+  </script>
+
+  <vbox flex="1" style="overflow: auto;">
+  <body xmlns="http://www.w3.org/1999/xhtml">
+    <a target="_blank"
+       href="https://bugzilla.mozilla.org/show_bug.cgi?id=707654"
+       title="Embeds relation on root accessible can return not content document">
+      Mozilla Bug 707654
+    </a>
+    <p id="display"></p>
+    <div id="content" style="display: none">
+    </div>
+    <pre id="test">
+    </pre>
+  </body>
+  </vbox>
+</window>
diff --git a/accessible/tests/mochitest/relations/test_general.html b/accessible/tests/mochitest/relations/test_general.html
new file mode 100644
index 0000000000..d16b7c1492
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_general.html
@@ -0,0 +1,456 @@
+<html>
+
+<head>
+  <title>nsIAccessible::getAccessibleRelated() tests</title>
+  <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 type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../role.js"></script>
+
+  <script type="application/javascript">
+    function doTest() {
+      // html:label@for
+      testRelation("label1_1", RELATION_LABEL_FOR, "control1_1");
+      testRelation("control1_1", RELATION_LABELLED_BY, "label1_1");
+
+      // html:label@for, multiple
+      testRelation("label1_2", RELATION_LABEL_FOR, "control1_2");
+      testRelation("label1_3", RELATION_LABEL_FOR, "control1_2");
+      testRelation("control1_2", RELATION_LABELLED_BY,
+                   [ "label1_2", "label1_3" ]);
+
+      // ancestor html:label (implicit association)
+      testRelation("label1_4", RELATION_LABEL_FOR, "control1_4");
+      testRelation("control1_4", RELATION_LABELLED_BY, "label1_4");
+      testRelation("control1_4_option1", RELATION_LABELLED_BY, null);
+      testRelation("label1_5", RELATION_LABEL_FOR, "control1_5");
+      testRelation("control1_5", RELATION_LABELLED_BY, "label1_5");
+      testRelation("label1_6", RELATION_LABEL_FOR, "control1_6");
+      testRelation("control1_6", RELATION_LABELLED_BY, "label1_6");
+      testRelation("label1_7", RELATION_LABEL_FOR, "control1_7");
+      testRelation("control1_7", RELATION_LABELLED_BY, "label1_7");
+      testRelation("label1_8", RELATION_LABEL_FOR, "control1_8");
+      testRelation("control1_8", RELATION_LABELLED_BY, "label1_8");
+      testRelation("label1_9", RELATION_LABEL_FOR, "control1_9");
+      testRelation("control1_9", RELATION_LABELLED_BY, "label1_9");
+      testRelation("label1_10", RELATION_LABEL_FOR, "control1_10");
+      testRelation("control1_10", RELATION_LABELLED_BY, "label1_10");
+      testRelation("label1_11", RELATION_LABEL_FOR, "control1_11");
+      testRelation("control1_11", RELATION_LABELLED_BY, "label1_11");
+      testRelation("label1_12", RELATION_LABEL_FOR, "control1_12");
+      testRelation("control1_12", RELATION_LABELLED_BY, "label1_12");
+
+      testRelation("label1_13", RELATION_LABEL_FOR, null);
+      testRelation("control1_13", RELATION_LABELLED_BY, null);
+      testRelation("control1_14", RELATION_LABELLED_BY, "label1_14");
+
+      // aria-labelledby
+      testRelation("label2", RELATION_LABEL_FOR, "checkbox2");
+      testRelation("checkbox2", RELATION_LABELLED_BY, "label2");
+
+      // aria-labelledby, multiple relations
+      testRelation("label3", RELATION_LABEL_FOR, "checkbox3");
+      testRelation("label4", RELATION_LABEL_FOR, "checkbox3");
+      testRelation("checkbox3", RELATION_LABELLED_BY, ["label3", "label4"]);
+
+      // aria-describedby
+      testRelation("descr1", RELATION_DESCRIPTION_FOR, "checkbox4");
+      testRelation("checkbox4", RELATION_DESCRIBED_BY, "descr1");
+
+      // aria-describedby, multiple relations
+      testRelation("descr2", RELATION_DESCRIPTION_FOR, "checkbox5");
+      testRelation("descr3", RELATION_DESCRIPTION_FOR, "checkbox5");
+      testRelation("checkbox5", RELATION_DESCRIBED_BY, ["descr2", "descr3"]);
+
+      // aria_owns, multiple relations
+      testRelation("treeitem1", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem2", RELATION_NODE_CHILD_OF, "tree");
+
+      // 'node child of' relation for outlineitem role
+      testRelation("treeitem3", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem4", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem5", RELATION_NODE_CHILD_OF, "treeitem4");
+      testRelation("treeitem6", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem7", RELATION_NODE_CHILD_OF, "treeitem6");
+      testRelation("tree2_ti1", RELATION_NODE_CHILD_OF, "tree2");
+      testRelation("tree2_ti1a", RELATION_NODE_CHILD_OF, "tree2_ti1");
+      testRelation("tree2_ti1b", RELATION_NODE_CHILD_OF, "tree2_ti1");
+
+      // 'node child of' relation for row role in grid.
+      // Relation for row associated using aria-level should exist.
+      testRelation("simplegrid-row3", RELATION_NODE_CHILD_OF,
+                   "simplegrid-row2");
+      // Relations for hierarchical children elements shouldn't exist.
+      testAbsentRelation("simplegrid-row1", RELATION_NODE_CHILD_OF,
+                         "simplegrid");
+      testAbsentRelation("simplegrid-row2", RELATION_NODE_CHILD_OF,
+                         "simplegrid");
+
+      // 'node child of' relation for row role of treegrid
+      testRelation("treegridrow1", RELATION_NODE_CHILD_OF, "treegrid");
+      testRelation("treegridrow2", RELATION_NODE_CHILD_OF, "treegrid");
+      testRelation("treegridrow3", RELATION_NODE_CHILD_OF, "treegridrow2");
+
+      // 'node child of' relation for lists organized by groups
+      testRelation("listitem1", RELATION_NODE_CHILD_OF, "list");
+      testRelation("listitem1.1", RELATION_NODE_CHILD_OF, "listitem1");
+      testRelation("listitem1.2", RELATION_NODE_CHILD_OF, "listitem1");
+
+      // 'node child of' relation for lists and trees organized by groups, with
+      // intervening generic accessibles between widget components.
+      testRelation("list2_listitem1.1", RELATION_NODE_CHILD_OF, "list2_listitem1");
+      testRelation("list2_listitem1.2", RELATION_NODE_CHILD_OF, "list2_listitem1");
+      testRelation("tree4_treeitem1.1", RELATION_NODE_CHILD_OF, "tree4_treeitem1");
+      testRelation("tree4_treeitem1.2", RELATION_NODE_CHILD_OF, "tree4_treeitem1");
+
+      // 'node child of' relation for a treeitem sibling group special case,
+      // with intervening generic accessibles. In this case, if a treeitem's
+      // parent is a group and that group has a previous treeitem sibling, the
+      // treeitem is a child of that previous treeitem sibling.
+      testRelation("tree3_treeitem1.1", RELATION_NODE_CHILD_OF, "tree3_treeitem1");
+      testRelation("tree3_treeitem1.2", RELATION_NODE_CHILD_OF, "tree3_treeitem1");
+
+      // 'node child of' relation for the document having window, returns
+      // direct accessible parent (fixed in bug 419770).
+      var iframeElmObj = {};
+      var iframeAcc = getAccessible("iframe", null, iframeElmObj);
+      var iframeDoc = iframeElmObj.value.contentDocument;
+      var iframeDocAcc = getAccessible(iframeDoc);
+      testRelation(iframeDocAcc, RELATION_NODE_CHILD_OF, iframeAcc);
+
+      // 'node parent of' relation on ARIA tree and treegrid.
+      testRelation("tree", RELATION_NODE_PARENT_OF,
+                    ["treeitem1", "treeitem2", // aria-owns
+                     "treeitem3", "treeitem4", "treeitem6"]); // children
+      testRelation("treeitem4", RELATION_NODE_PARENT_OF,
+                   "treeitem5"); // aria-level
+      testRelation("treeitem6", RELATION_NODE_PARENT_OF,
+                   "treeitem7"); // // group role
+      testRelation("tree2", RELATION_NODE_PARENT_OF, "tree2_ti1"); // group role
+      testRelation("tree2_ti1", RELATION_NODE_PARENT_OF,
+                   ["tree2_ti1a", "tree2_ti1b"]); // group role
+
+      testRelation("treegridrow2", RELATION_NODE_PARENT_OF, "treegridrow3");
+      testRelation("treegrid", RELATION_NODE_PARENT_OF,
+                   ["treegridrow1", "treegridrow2"]);
+
+      // 'node parent of' relation on ARIA grid.
+      // 'node parent of' relation on ARIA grid's row.
+      // Should only have relation to child through aria-level.
+      testRelation("simplegrid-row2", RELATION_NODE_PARENT_OF,
+                   "simplegrid-row3");
+
+      // 'node parent of' relation on ARIA list structured by groups
+      testRelation("list", RELATION_NODE_PARENT_OF,
+                   "listitem1");
+      testRelation("listitem1", RELATION_NODE_PARENT_OF,
+                   [ "listitem1.1", "listitem1.2" ]);
+
+      // aria-atomic
+      testRelation(getNode("atomic").firstChild, RELATION_MEMBER_OF, "atomic");
+
+      // aria-controls
+      getAccessible("tab");
+      todo(false,
+           "Getting an accessible tab, otherwise relations for tabpanel aren't cached. Bug 606924 will fix that.");
+      testRelation("tabpanel", RELATION_CONTROLLED_BY, "tab");
+      testRelation("tab", RELATION_CONTROLLER_FOR, "tabpanel");
+
+      // aria-controls, multiple relations
+      testRelation("lr1", RELATION_CONTROLLED_BY, "button");
+      testRelation("lr2", RELATION_CONTROLLED_BY, "button");
+      testRelation("button", RELATION_CONTROLLER_FOR, ["lr1", "lr2"]);
+
+      // aria-flowto
+      testRelation("flowto", RELATION_FLOWS_TO, "flowfrom");
+      testRelation("flowfrom", RELATION_FLOWS_FROM, "flowto");
+
+      // aria-flowto, multiple relations
+      testRelation("flowto1", RELATION_FLOWS_TO, ["flowfrom1", "flowfrom2"]);
+      testRelation("flowfrom1", RELATION_FLOWS_FROM, "flowto1");
+      testRelation("flowfrom2", RELATION_FLOWS_FROM, "flowto1");
+
+      // 'default button' relation
+      testRelation("input", RELATION_DEFAULT_BUTTON, "submit");
+
+      // output 'for' relations
+      testRelation("output", RELATION_CONTROLLED_BY, ["input", "input2"]);
+      testRelation("output2", RELATION_CONTROLLED_BY, ["input", "input2"]);
+      testRelation("input", RELATION_CONTROLLER_FOR, ["output", "output2"]);
+      testRelation("input2", RELATION_CONTROLLER_FOR, ["output", "output2"]);
+
+      // 'described by'/'description for' relation for html:table and
+      // html:caption
+      testRelation("caption", RELATION_LABEL_FOR, "table");
+      testRelation("table", RELATION_LABELLED_BY, "caption");
+
+      // 'labelled by'/'label for' relation for html:fieldset and
+      // html:legend
+      testRelation("legend", RELATION_LABEL_FOR, "fieldset");
+      testRelation("fieldset", RELATION_LABELLED_BY, "legend");
+
+      // containing relations
+      testRelation("control1_1", RELATION_CONTAINING_DOCUMENT, document);
+      testRelation("control1_1", RELATION_CONTAINING_TAB_PANE, getTabDocAccessible("control1_1"));
+      testRelation("control1_1", RELATION_CONTAINING_APPLICATION, getApplicationAccessible());
+
+      // details
+      testRelation("has_details", RELATION_DETAILS, "details");
+      testRelation("details", RELATION_DETAILS_FOR, "has_details");
+      testRelation("has_multiple_details", RELATION_DETAILS, ["details2", "details3"]);
+      testRelation("details2", RELATION_DETAILS_FOR, "has_multiple_details");
+      testRelation("details3", RELATION_DETAILS_FOR, "has_multiple_details");
+
+      // error
+      testRelation("has_error", RELATION_ERRORMSG, "error");
+      testRelation("error", RELATION_ERRORMSG_FOR, "has_error");
+
+      // finish test
+      SimpleTest.finish();
+    }
+
+    disableLogging(); // from test_embeds.xhtml
+    SimpleTest.waitForExplicitFinish();
+    addA11yLoadEvent(doTest);
+  </script>
+
+</head>
+
+<body>
+
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=475298"
+     title="mochitests for accessible relations">
+    Bug 475298
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=527461"
+     title="Implement RELATION_NODE_PARENT_OF">
+    Bug 527461
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=558036"
+     title="make HTML <output> accessible">
+    Bug 558036
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=682790"
+     title="Ignore implicit label association when it's associated explicitly">
+    Bug 682790
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=687393"
+     title="HTML select options gets relation from containing label">
+    Bug 687393
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=864224"
+     title="Support nested ARIA listitems structured by role='group'">
+    Bug 864224
+  </a>
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+
+  <label id="label1_1" for="control1_1">label</label>
+  <input id="control1_1">
+
+  <label id="label1_2" for="control1_2">label</label>
+  <label id="label1_3" for="control1_2">label</label>
+  <input id="control1_2">
+
+  <label id="label1_4">Label
+    <select id="control1_4">
+      <option id="control1_4_option1">option</option>
+    </select>
+  </label>
+  <label id="label1_5">Label
+    <button id="control1_5">button</button>
+  </label>
+  <label id="label1_6">Label
+    <input id="control1_6">
+  </label>
+  <label id="label1_7">Label
+    <input id="control1_7" type="checkbox">
+  </label>
+  <label id="label1_8">Label
+    <input id="control1_8" type="radio">
+  </label>
+  <label id="label1_9">Label
+    <input id="control1_9" type="button" value="button">
+  </label>
+  <label id="label1_10">Label
+    <input id="control1_10" type="submit">
+  </label>
+  <label id="label1_11">Label
+    <input id="control1_11" type="image">
+  </label>
+  <label id="label1_12">Label
+    <progress id="control1_12"></progress>
+  </label>
+
+  <label id="label1_13" for="">Label
+    <input id="control1_13">
+  </label>
+  <label id="label1_14" for="control1_14">Label
+    <input id="control1_14">
+  </label>
+
+  <span id="label2">label</span>
+  <span role="checkbox" id="checkbox2" aria-labelledby="label2"></span>
+
+  <span id="label3">label1</span>
+  <span id="label4">label2</span>
+  <span role="checkbox" id="checkbox3" aria-labelledby="label3 label4"></span>
+
+  <span id="descr1">description</span>
+  <span role="checkbox" id="checkbox4" aria-describedby="descr1"></span>
+
+  <span id="descr2">description1</span>
+  <span id="descr3">description2</span>
+  <span role="checkbox" id="checkbox5" aria-describedby="descr2 descr3"></span>
+
+  <div role="treeitem" id="treeitem1">Yellow</div>
+  <div role="treeitem" id="treeitem2">Orange</div>
+  <div id="tree" role="tree" aria-owns="treeitem1 treeitem2">
+    <div role="treeitem" id="treeitem3">Blue</div>
+    <div role="treeitem" id="treeitem4" aria-level="1">Green</div>
+    <div role="treeitem" id="treeitem5" aria-level="2">Light green</div>
+    <div role="treeitem" id="treeitem6" aria-level="1">Green2</div>
+    <div role="group">
+      <div role="treeitem" id="treeitem7">Super light green</div>
+    </div>
+  </div>
+
+  <div role="grid" id="simplegrid">
+    <div role="row" id="simplegrid-row1" aria-level="1">
+      <div role="gridcell">cell 1,1</div>
+      <div role="gridcell">cell 1,2</div>
+    </div>
+    <div role="row" id="simplegrid-row2" aria-level="1">
+      <div role="gridcell">cell 2,1</div>
+      <div role="gridcell">cell 2,2</div>
+    </div>
+    <div role="row" id="simplegrid-row3" aria-level="2">
+      <div role="gridcell">cell 3,1</div>
+      <div role="gridcell">cell 3,2</div>
+    </div>
+  </div>
+
+  <ul role="tree" id="tree2">
+    <li role="treeitem" id="tree2_ti1">Item 1
+      <ul role="group">
+        <li role="treeitem" id="tree2_ti1a">Item 1A</li>
+        <li role="treeitem" id="tree2_ti1b">Item 1B</li>
+      </ul>
+    </li>
+  </ul>
+
+  <div role="tree" id="tree3">
+    <div tabindex="0">
+      <div role="treeitem" id="tree3_treeitem1">1</div>
+    </div>
+    <div tabindex="0">
+      <div role="group">
+        <div role="treeitem" id="tree3_treeitem1.1">1.1</div>
+        <div role="treeitem" id="tree3_treeitem1.2">1.2</div>
+      </div>
+    </div>
+  </div>
+
+  <div role="treegrid" id="treegrid">
+    <div role="row" id="treegridrow1">
+      <span role="gridcell">cell1</span><span role="gridcell">cell2</span>
+    </div>
+    <div role="row" id="treegridrow2" aria-level="1">
+      <span role="gridcell">cell3</span><span role="gridcell">cell4</span>
+    </div>
+    <div role="row" id="treegridrow3" aria-level="2">
+      <span role="gridcell">cell5</span><span role="gridcell">cell6</span>
+    </div>
+  </div>
+
+  <div role="list" id="list">
+    <div role="listitem" id="listitem1">Item 1
+      <div role="group">
+        <div role="listitem" id="listitem1.1">Item 1A</div>
+        <div role="listitem" id="listitem1.2">Item 1B</div>
+      </div>
+    </div>
+  </div>
+
+  <div role="tree" id="tree4">
+    <div role="treeitem" id="tree4_treeitem1">1
+      <div tabindex="0">
+        <div role="group">
+          <div role="treeitem" id="tree4_treeitem1.1">1.1</div>
+          <div role="treeitem" id="tree4_treeitem1.2">1.2</div>
+        </div>
+      </div>
+    </div>
+  </div>
+
+  <div role="list" id="list2">
+    <div role="listitem" id="list2_listitem1">1
+      <div tabindex="0">
+        <div role="group">
+          <div role="listitem" id="list2_listitem1.1">1.1</div>
+          <div role="listitem" id="list2_listitem1.2">1.2</div>
+        </div>
+      </div>
+    </div>
+  </div>
+
+  <iframe id="iframe"></iframe>
+
+  <div id="tablist" role="tablist">
+    <div id="tab" role="tab" aria-controls="tabpanel">tab</div>
+  </div>
+  <div id="tabpanel" role="tabpanel">tabpanel</div>
+
+  <div id="lr1" aria-live="assertive">1</div>
+  <div id="lr2" aria-live="assertive">a</div>
+  <input type="button" id="button" aria-controls="lr1 lr2"
+         onclick="getNode('lr1').textContent += '1'; getNode('lr2').textContent += 'a';"/>
+
+  <div id="atomic" aria-atomic="true">live region</div>
+
+  <span id="flowto" aria-flowto="flowfrom">flow to</span>
+  <span id="flowfrom">flow from</span>
+
+  <span id="flowto1" aria-flowto="flowfrom1 flowfrom2">flow to</span>
+  <span id="flowfrom1">flow from</span>
+  <span id="flowfrom2">flow from</span>
+
+  <form id="form">
+    <input id="input" />
+    <input id="input2" />
+    <input type="submit" id="submit" />
+    <output id="output" style="display:block" for="input input2"></output>
+    <output id="output2" for="input input2"></output>
+  </form>
+
+  <table id="table">
+    <caption id="caption">tabple caption</caption>
+    <tr>
+      <td>cell1</td><td>cell2</td>
+    </tr>
+  </table>
+
+  <fieldset id="fieldset">
+    <legend id="legend">legend</legend>
+    <input />
+  </fieldset>
+
+  <input id="has_details" aria-details="details"><section id="details"></section>
+  <input id="has_multiple_details" aria-details="details2 details3"><section id="details2"></section><section id="details3"></section>
+  <input id="has_error" aria-errormessage="error"><section id="error"></section>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/relations/test_general.xhtml b/accessible/tests/mochitest/relations/test_general.xhtml
new file mode 100644
index 0000000000..bc3b328fd9
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_general.xhtml
@@ -0,0 +1,237 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        xmlns:html="http://www.w3.org/1999/xhtml"
+        title="nsIAccessible::getAccessibleRelated() tests">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+
+  <script type="application/javascript"
+          src="../common.js" />
+  <script type="application/javascript"
+          src="../relations.js" />
+  <script type="application/javascript"
+          src="../role.js" />
+
+  <script type="application/javascript">
+  <![CDATA[
+    function doTest()
+    {
+      // xul:label@control
+      testRelation("label1", RELATION_LABEL_FOR, "checkbox1");
+      testRelation("checkbox1", RELATION_LABELLED_BY, "label1");
+
+      // xul:label@control, multiple
+      testRelation("label1_1", RELATION_LABEL_FOR, "checkbox1_1");
+      testRelation("label1_2", RELATION_LABEL_FOR, "checkbox1_1");
+      testRelation("checkbox1_1", RELATION_LABELLED_BY,
+                   [ "label1_1", "label1_2" ]);
+
+      // aria-labelledby
+      testRelation("label2", RELATION_LABEL_FOR, "checkbox2");
+      testRelation("checkbox2", RELATION_LABELLED_BY, "label2");
+
+      // aria-labelledby, multiple relations
+      testRelation("label3", RELATION_LABEL_FOR, "checkbox3");
+      testRelation("label4", RELATION_LABEL_FOR, "checkbox3");
+      testRelation("checkbox3", RELATION_LABELLED_BY, ["label3", "label4"]);
+
+      // xul:label@control referring to HTML element
+      testRelation("label_input", RELATION_LABEL_FOR, "input");
+      testRelation("input", RELATION_LABELLED_BY, "label_input");
+
+      // aria-describedby
+      testRelation("descr1", RELATION_DESCRIPTION_FOR, "checkbox4");
+      testRelation("checkbox4", RELATION_DESCRIBED_BY, "descr1");
+
+      // aria-describedby, multiple relations
+      testRelation("descr2", RELATION_DESCRIPTION_FOR, "checkbox5");
+      testRelation("descr3", RELATION_DESCRIPTION_FOR, "checkbox5");
+      testRelation("checkbox5", RELATION_DESCRIBED_BY, ["descr2", "descr3"]);
+
+      // xul:description@control
+      testRelation("descr4", RELATION_DESCRIPTION_FOR, "checkbox6");
+      testRelation("checkbox6", RELATION_DESCRIBED_BY, "descr4");
+
+      // xul:description@control, multiple
+      testRelation("descr5", RELATION_DESCRIPTION_FOR, "checkbox7");
+      testRelation("descr6", RELATION_DESCRIPTION_FOR, "checkbox7");
+      testRelation("checkbox7", RELATION_DESCRIBED_BY,
+                   [ "descr5", "descr6" ]);
+
+      // aria_owns, multiple relations
+      testRelation("treeitem1", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem2", RELATION_NODE_CHILD_OF, "tree");
+
+      // 'node child of' relation for outlineitem role
+      testRelation("treeitem3", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem4", RELATION_NODE_CHILD_OF, "tree");
+      testRelation("treeitem5", RELATION_NODE_CHILD_OF, "treeitem4");
+
+      // no relation node_child_of for accessible contained in an unexpected
+      // parent
+      testRelation("treeitem6", RELATION_NODE_CHILD_OF, null);
+
+      // 'node child of' relation for the document having window, returns
+      // direct accessible parent (fixed in bug 419770).
+      var iframeElmObj = {};
+      var iframeAcc = getAccessible("iframe", null, iframeElmObj);
+      var iframeDoc = iframeElmObj.value.contentDocument;
+      var iframeDocAcc = getAccessible(iframeDoc);
+      testRelation(iframeDocAcc, RELATION_NODE_CHILD_OF, iframeAcc);
+
+      // aria-controls
+      getAccessible("tab");
+      todo(false,
+           "Getting an accessible tab, otherwise relations for tabpanel aren't cached. Bug 606924 will fix that.");
+      testRelation("tabpanel", RELATION_CONTROLLED_BY, "tab");
+      testRelation("tab", RELATION_CONTROLLER_FOR, "tabpanel");
+
+      // aria-controls, multiple relations
+      testRelation("lr1", RELATION_CONTROLLED_BY, "button");
+      testRelation("lr2", RELATION_CONTROLLED_BY, "button");
+      testRelation("button", RELATION_CONTROLLER_FOR, ["lr1", "lr2"]);
+
+      // aria-flowto
+      testRelation("flowto", RELATION_FLOWS_TO, "flowfrom");
+      testRelation("flowfrom", RELATION_FLOWS_FROM, "flowto");
+
+      // aria-flowto, multiple relations
+      testRelation("flowto1", RELATION_FLOWS_TO, ["flowfrom1", "flowfrom2"]);
+      testRelation("flowfrom1", RELATION_FLOWS_FROM, "flowto1");
+      testRelation("flowfrom2", RELATION_FLOWS_FROM, "flowto1");
+
+      // 'labelled by'/'label for' relation for xul:groupbox and xul:label
+      var groupboxAcc = getAccessible("groupbox");
+      var labelAcc = groupboxAcc.firstChild;
+      testRelation(labelAcc, RELATION_LABEL_FOR, groupboxAcc);
+      testRelation(groupboxAcc, RELATION_LABELLED_BY, labelAcc);
+
+      // 'labelled by'/'label for' relations for xul:tab and xul:tabpanel
+      // (fixed in bug 366527)
+      testRelation("tabpanel1", RELATION_LABELLED_BY, "tab1");
+      testRelation("tab1", RELATION_LABEL_FOR, "tabpanel1");
+      testRelation("tabpanel2", RELATION_LABELLED_BY, "tab2");
+      testRelation("tab2", RELATION_LABEL_FOR, "tabpanel2");
+      testRelation("tabpanel3", RELATION_LABELLED_BY, "tab3");
+      testRelation("tab3", RELATION_LABEL_FOR, "tabpanel3");
+
+      // finish test
+      SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addA11yLoadEvent(doTest);
+  ]]>
+  </script>
+
+  <vbox style="overflow: auto;" flex="1">
+    <body xmlns="http://www.w3.org/1999/xhtml">
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=475298"
+         title="mochitests for accessible relations">
+        Mozilla Bug 475298
+      </a><br/>
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=673389"
+         title="node_child_of on an item not in a proper container">
+        Mozilla Bug 67389
+      </a><br/>
+
+      <p id="display"></p>
+      <div id="content" style="display: none">
+      </div>
+      <pre id="test">
+      </pre>
+    </body>
+
+    <label id="label1" control="checkbox1">label</label>
+    <checkbox id="checkbox1"/>
+
+    <label id="label1_1" control="checkbox1_1">label</label>
+    <label id="label1_2" control="checkbox1_1">label</label>
+    <checkbox id="checkbox1_1"/>
+
+    <description id="label2">label</description>
+    <description role="checkbox" id="checkbox2" aria-labelledby="label2"/>
+
+    <description id="label3">label</description>
+    <description id="label4">label</description>
+    <description role="checkbox" id="checkbox3"
+                 aria-labelledby="label3 label4"/>
+
+    <label id="label_input" control="input">label</label>
+    <html:input id="input"/>
+
+    <description id="descr1">description</description>
+    <description role="checkbox" id="checkbox4" aria-describedby="descr1"/>
+
+    <description id="descr2">label</description>
+    <description id="descr3">label</description>
+    <description role="checkbox" id="checkbox5"
+                 aria-describedby="descr2 descr3"/>
+
+    <description id="descr4" control="checkbox6">description</description>
+    <checkbox id="checkbox6"/>
+
+    <description id="descr5" control="checkbox7">description</description>
+    <description id="descr6" control="checkbox7">description</description>
+    <checkbox id="checkbox7"/>
+
+    <description role="treeitem" id="treeitem1">Yellow</description>
+    <description role="treeitem" id="treeitem2">Orange</description>
+    <vbox id="tree" role="tree" aria-owns="treeitem1 treeitem2">
+      <description role="treeitem" id="treeitem3">Blue</description>
+      <description role="treeitem" id="treeitem4" aria-level="1">Green</description>
+      <description role="treeitem" id="treeitem5" aria-level="2">Light green</description>
+    </vbox>
+
+    <description role="treeitem" id="treeitem6">Dark green</description>
+
+    <iframe id="iframe"/>
+
+    <hbox id="tablist" role="tablist">
+      <description id="tab" role="tab" aria-controls="tabpanel">tab</description>
+    </hbox>
+    <description id="tabpanel" role="tabpanel">tabpanel</description>
+
+    <description id="lr1" aria-live="assertive">1</description>
+    <description id="lr2" aria-live="assertive">a</description>
+    <button id="button" aria-controls="lr1 lr2" label="button"
+            oncommand="getNode('lr1').textContent += '1'; getNode('lr2').textContent += 'a';"/>
+
+    <description id="flowto1" aria-flowto="flowfrom1 flowfrom2">flow to</description>
+    <description id="flowfrom1">flow from</description>
+    <description id="flowfrom2">flow from</description>
+
+    <description id="flowto" aria-flowto="flowfrom">flow to</description>
+    <description id="flowfrom">flow from</description>
+
+    <groupbox id="groupbox">
+      <label value="caption"/>
+    </groupbox>
+
+    <tabbox>
+      <tabs>
+        <tab label="tab1" id="tab1"/>
+        <tab label="tab2" id="tab2" linkedpanel="tabpanel2"/>
+        <tab label="tab3" id="tab3" linkedpanel="tabpanel3"/>
+      </tabs>
+      <tabpanels>
+        <tabpanel id="tabpanel1">
+          <description>tabpanel1</description>
+        </tabpanel>
+        <tabpanel id="tabpanel3">
+          <description>tabpanel3</description>
+        </tabpanel>
+        <tabpanel id="tabpanel2">
+          <description>tabpanel2</description>
+        </tabpanel>
+      </tabpanels>
+    </tabbox>
+
+ </vbox>
+</window>
diff --git a/accessible/tests/mochitest/relations/test_groupInfoUpdate.html b/accessible/tests/mochitest/relations/test_groupInfoUpdate.html
new file mode 100644
index 0000000000..efca27617c
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_groupInfoUpdate.html
@@ -0,0 +1,57 @@
+<html>
+<head>
+  <title>Test accessible relations when AccGroupInfo updated</title>
+  <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 type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../promisified-events.js"></script>
+
+  <script type="application/javascript">
+    async function doTests() {
+      info("Testing NODE_CHILD_OF update after DOM removal");
+      testRelation("l1i2", RELATION_NODE_CHILD_OF, "l1i1");
+      let reorder = waitForEvent(EVENT_REORDER, "l1");
+      getNode("l1i1").remove();
+      await reorder;
+      testRelation("l1i2", RELATION_NODE_CHILD_OF, "l1");
+
+      info("Testing NODE_CHILD_OF update after aria-owns removal");
+      testRelation("l2i2", RELATION_NODE_CHILD_OF, "l2i1");
+      reorder = waitForEvent(EVENT_REORDER, "l2");
+      // Move l2i1 out of l2 using aria-owns.
+      getNode("l2trash").setAttribute("aria-owns", "l2i1");
+      await reorder;
+      testRelation("l2i2", RELATION_NODE_CHILD_OF, "l2");
+
+      SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addA11yLoadEvent(doTests);
+  </script>
+</head>
+
+<body id="body">
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+
+  <div id="l1" role="list">
+    <div id="l1i1" role="listitem" aria-level="1">a</div>
+    <div id="l1i2" role="listitem" aria-level="2">b</div>
+  </div>
+
+  <div id="l2" role="list">
+    <div id="l2i1" role="listitem" aria-level="1">a</div>
+    <div id="l2i2" role="listitem" aria-level="2">b</div>
+  </div>
+  <div id="l2trash"></div>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/relations/test_shadowdom.html b/accessible/tests/mochitest/relations/test_shadowdom.html
new file mode 100644
index 0000000000..adb9490d99
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_shadowdom.html
@@ -0,0 +1,58 @@
+<html>
+
+<head>
+  <title>Explicit content and shadow DOM content relations tests</title>
+  <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 type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../role.js"></script>
+
+  <script type="application/javascript">
+    function doTest() {
+      // explicit content
+      let label = document.getElementById("label");
+      let element = document.getElementById("element");
+      testRelation(label, RELATION_LABEL_FOR, element);
+      testRelation(element, RELATION_LABELLED_BY, label);
+
+      // shadow DOM content
+      let shadowRoot = document.getElementById("shadowcontainer").shadowRoot;
+      let shadowLabel = shadowRoot.getElementById("label");
+      let shadowElement = shadowRoot.getElementById("element");
+
+      testRelation(shadowLabel, RELATION_LABEL_FOR, shadowElement);
+      testRelation(shadowElement, RELATION_LABELLED_BY, shadowLabel);
+
+      SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+
+    addA11yLoadEvent(doTest, window);
+  </script>
+</head>
+
+<body>
+  <p id="display"></p>
+  <div id="content">
+    <div id="label"></div>
+    <div id="element" aria-labelledby="label"></div>
+    <div id="shadowcontainer"></div>
+    <script>
+      let shadowRoot = document.getElementById("shadowcontainer").
+        attachShadow({mode: "open"});
+      shadowRoot.innerHTML =
+        `<div id="label"></div><div id="element" aria-labelledby="label"></div>`;
+    </script>
+  </div>
+  <pre id="test">
+  </pre>
+</body>
+</html>
diff --git a/accessible/tests/mochitest/relations/test_tabbrowser.xhtml b/accessible/tests/mochitest/relations/test_tabbrowser.xhtml
new file mode 100644
index 0000000000..3356bc6140
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_tabbrowser.xhtml
@@ -0,0 +1,109 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        title="Accessible XUL tabbrowser relation tests">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+
+  <script type="application/javascript"
+          src="../common.js" />
+  <script type="application/javascript"
+          src="../role.js" />
+  <script type="application/javascript"
+          src="../relations.js" />
+  <script type="application/javascript"
+          src="../events.js" />
+  <script type="application/javascript"
+          src="../browser.js"></script>
+
+  <script type="application/javascript">
+  <![CDATA[
+    ////////////////////////////////////////////////////////////////////////////
+    // Invoker
+    function testTabRelations()
+    {
+      this.eventSeq = [
+        new asyncInvokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, tabDocumentAt, 0),
+        new asyncInvokerChecker(EVENT_DOCUMENT_LOAD_COMPLETE, tabDocumentAt, 1)
+     ];
+
+      this.invoke = function testTabRelations_invoke()
+      {
+        var docURIs = ["about:license", "about:mozilla"];
+        tabBrowser().loadTabs(docURIs, {
+          inBackground: false,
+          replace: true,
+          triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
+        });
+        // Flush layout, so as to guarantee that the a11y tree is constructed.
+        browserDocument().documentElement.getBoundingClientRect();
+      }
+
+      this.finalCheck = function testTabRelations_finalCheck(aEvent)
+      {
+        ////////////////////////////////////////////////////////////////////////
+        // 'labelled by'/'label for' relations for xul:tab and xul:tabpanel
+
+        var tabs = Array.from(tabBrowser().tabContainer.allTabs);
+        // For preloaded tabs, there might be items in this array where this relation
+        // doesn't hold, so just deal with that:
+        var panels = tabs.map(t => t.linkedBrowser.closest("tabpanels > *"));
+
+        testRelation(panels[0], RELATION_LABELLED_BY, tabs[0]);
+        testRelation(tabs[0], RELATION_LABEL_FOR, panels[0]);
+        testRelation(panels[1], RELATION_LABELLED_BY, tabs[1]);
+        testRelation(tabs[1], RELATION_LABEL_FOR, panels[1]);
+      }
+
+      this.getID = function testTabRelations_getID()
+      {
+        return "relations of tabs";
+      }
+    }
+    
+    ////////////////////////////////////////////////////////////////////////////
+    // Test
+
+    //gA11yEventDumpToConsole = true; // debug stuff
+
+    var gQueue = null;
+    function doTest()
+    {
+      // Load documents into tabs and wait for DocLoadComplete events caused by
+      // these documents load before we start the test.
+
+      gQueue = new eventQueue();
+
+      gQueue.push(new testTabRelations());
+      gQueue.onFinish = function() { closeBrowserWindow(); }
+      gQueue.invoke(); // Will call SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    openBrowserWindow(doTest);
+  ]]>
+  </script>
+
+  <vbox flex="1" style="overflow: auto;">
+    <body xmlns="http://www.w3.org/1999/xhtml">
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=552944"
+         title="No relationship between tabs and associated property page in new tabbrowser construct">
+        Mozilla Bug 552944
+      </a><br/>
+      <p id="display"></p>
+      <div id="content" style="display: none">
+      </div>
+      <pre id="test">
+      </pre>
+    </body>
+
+    <vbox id="eventdump"></vbox>
+  </vbox>
+
+</window>
+
diff --git a/accessible/tests/mochitest/relations/test_tree.xhtml b/accessible/tests/mochitest/relations/test_tree.xhtml
new file mode 100644
index 0000000000..7c309f0956
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_tree.xhtml
@@ -0,0 +1,105 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        title="Accessible XUL tree relations tests">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+
+  <script type="application/javascript"
+          src="../treeview.js" />
+
+  <script type="application/javascript"
+          src="../common.js" />
+  <script type="application/javascript"
+          src="../events.js" />
+  <script type="application/javascript"
+          src="../relations.js" />
+
+  <script type="application/javascript">
+  <![CDATA[
+    ////////////////////////////////////////////////////////////////////////////
+    // Test
+
+    function doTest()
+    {
+      var treeNode = getNode("tree");
+
+      var tree = getAccessible(treeNode);
+      var treeitem1 = tree.firstChild.nextSibling;
+      testRelation(treeitem1, RELATION_NODE_CHILD_OF, [tree]);
+
+      var treeitem2 = treeitem1.nextSibling;
+      testRelation(treeitem2, RELATION_NODE_CHILD_OF, [tree]);
+
+      var treeitem3 = treeitem2.nextSibling;
+      testRelation(treeitem3, RELATION_NODE_CHILD_OF, [treeitem2]);
+
+      var treeitem4 = treeitem3.nextSibling;
+      testRelation(treeitem4, RELATION_NODE_CHILD_OF, [treeitem2]);
+
+      var treeitem5 = treeitem4.nextSibling;
+      testRelation(treeitem5, RELATION_NODE_CHILD_OF, [tree]);
+
+      var treeitem6 = treeitem5.nextSibling;
+      testRelation(treeitem6, RELATION_NODE_CHILD_OF, [tree]);
+
+      testRelation(tree, RELATION_NODE_PARENT_OF,
+                   [treeitem1, treeitem2, treeitem5, treeitem6]);
+      testRelation(treeitem2, RELATION_NODE_PARENT_OF,
+                   [treeitem3, treeitem4]);
+
+      // treeitems and treecells shouldn't pick up relations from tree
+      testRelation(treeitem1, RELATION_LABELLED_BY, null);
+      testRelation(treeitem1.firstChild, RELATION_LABELLED_BY, null);
+
+      SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addA11yXULTreeLoadEvent(doTest, "tree", new nsTreeTreeView());
+  ]]>
+  </script>
+
+  <hbox flex="1" style="overflow: auto;">
+    <body xmlns="http://www.w3.org/1999/xhtml">
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=503727"
+         title="Reorganize implementation of XUL tree accessibility">
+        Bug 503727
+      </a>
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=527461"
+         title="Implement RELATION_NODE_PARENT_OF">
+        Bug 527461
+      </a>
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=691248"
+         title="XUL tree items shouldn't pick up relations from XUL tree">
+        Bug 691248
+      </a>
+      <p id="display"></p>
+      <div id="content" style="display: none">
+      </div>
+      <pre id="test">
+      </pre>
+    </body>
+
+    <vbox flex="1">
+      <label control="tree" value="It's a tree"/>
+      <tree id="tree" flex="1">
+        <treecols>
+          <treecol id="col" flex="1" primary="true" label="column"/>
+          <treecol id="col2" flex="1" label="column2"/>
+        </treecols>
+        <treechildren/>
+      </tree>
+
+      <vbox id="debug"/>
+    </vbox>
+  </hbox>
+
+</window>
+
diff --git a/accessible/tests/mochitest/relations/test_ui_modalprompt.html b/accessible/tests/mochitest/relations/test_ui_modalprompt.html
new file mode 100644
index 0000000000..a05b273d86
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_ui_modalprompt.html
@@ -0,0 +1,111 @@
+<html>
+
+<head>
+  <title>Modal prompts</title>
+  <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/tests/SimpleTest/EventUtils.js"></script>
+
+  <script type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../role.js"></script>
+  <script type="application/javascript"
+          src="../events.js"></script>
+  <script type="application/javascript"
+          src="../browser.js"></script>
+
+  <script type="application/javascript">
+    SpecialPowers.pushPrefEnv({
+      set: [["prompts.contentPromptSubDialog", false]],
+    });
+    function showAlert() {
+      this.eventSeq = [
+        {
+          type: EVENT_SHOW,
+          match(aEvent) {
+            return aEvent.accessible.role == ROLE_DIALOG;
+          },
+        },
+      ];
+
+      this.invoke = function showAlert_invoke() {
+        window.setTimeout(
+          function() {
+            currentTabDocument().defaultView.alert("hello");
+          }, 0);
+      };
+
+      this.check = function showAlert_finalCheck(aEvent) {
+        if(aEvent.type === EVENT_HIDE) {
+          return;
+        }
+        var dialog = aEvent.accessible.DOMNode;
+        var info = dialog.querySelector(".tabmodalprompt-infoBody");
+        testRelation(info, RELATION_DESCRIPTION_FOR, dialog);
+        testRelation(dialog, RELATION_DESCRIBED_BY, info);
+      };
+
+      this.getID = function showAlert_getID() {
+        return "show alert";
+      };
+    }
+
+    function closeAlert() {
+      this.eventSeq = [
+        {
+          type: EVENT_HIDE,
+          match(aEvent) {
+            return aEvent.accessible.role == ROLE_DIALOG;
+          },
+        },
+      ];
+
+      this.invoke = function showAlert_invoke() {
+        synthesizeKey("VK_RETURN", {}, browserWindow());
+      };
+
+      this.getID = function showAlert_getID() {
+        return "cleanup alert";
+      };
+    }
+
+
+    // gA11yEventDumpToConsole = true; // debug
+
+    var gQueue = null;
+    function doTests() {
+      gQueue = new eventQueue();
+      gQueue.push(new showAlert());
+      gQueue.push(new closeAlert());
+      gQueue.onFinish = function() {
+        closeBrowserWindow();
+      };
+      gQueue.invoke(); // will call SimpleTest.finish()
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    openBrowserWindow(doTests);
+  </script>
+
+</head>
+
+<body id="body">
+
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=661293"
+     title="The tabmodalprompt dialog's prompt label doesn't get the text properly associated for accessibility">
+    Mozilla Bug 661293
+  </a>
+  <br>
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+
+</body>
+</html>
diff --git a/accessible/tests/mochitest/relations/test_update.html b/accessible/tests/mochitest/relations/test_update.html
new file mode 100644
index 0000000000..581d592bec
--- /dev/null
+++ b/accessible/tests/mochitest/relations/test_update.html
@@ -0,0 +1,213 @@
+<html>
+
+<head>
+  <title>Test updating of accessible relations</title>
+  <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 type="application/javascript"
+          src="../common.js"></script>
+  <script type="application/javascript"
+          src="../relations.js"></script>
+  <script type="application/javascript"
+          src="../role.js"></script>
+  <script type="application/javascript"
+          src="../events.js"></script>
+
+  <script type="application/javascript">
+    function testRelated(aRelAttr, aHostRelation, aDependentRelation,
+                         aHostID, aHostNodeID, aDependent1ID, aDependent2ID) {
+      // no attribute
+      testRelation(aDependent1ID, aDependentRelation, null);
+      testRelation(aDependent2ID, aDependentRelation, null);
+      if (aHostRelation)
+        testRelation(aHostID, aHostRelation, null);
+
+      // set attribute
+      getNode(aHostNodeID).setAttribute(aRelAttr, aDependent1ID);
+      testRelation(aDependent1ID, aDependentRelation, aHostID);
+      testRelation(aDependent2ID, aDependentRelation, null);
+      if (aHostRelation)
+        testRelation(aHostID, aHostRelation, aDependent1ID);
+
+      // change attribute
+      getNode(aHostNodeID).setAttribute(aRelAttr, aDependent2ID);
+      testRelation(aDependent1ID, aDependentRelation, null);
+      testRelation(aDependent2ID, aDependentRelation, aHostID);
+      if (aHostRelation)
+        testRelation(aHostID, aHostRelation, aDependent2ID);
+
+      // remove attribute
+      getNode(aHostNodeID).removeAttribute(aRelAttr);
+      testRelation(aDependent1ID, aDependentRelation, null);
+      testRelation(aDependent2ID, aDependentRelation, null);
+      if (aHostRelation)
+        testRelation(aHostID, aHostRelation, null);
+    }
+
+    function insertRelated(aHostRelAttr, aDependentID, aInsertHostFirst,
+                           aHostRelation, aDependentRelation) {
+      this.eventSeq = [
+        new invokerChecker(EVENT_REORDER, document),
+      ];
+
+      this.invoke = function insertRelated_invoke() {
+        this.hostNode = document.createElement("div");
+        this.hostNode.setAttribute(aHostRelAttr, aDependentID);
+
+        this.dependentNode = document.createElement("div");
+        this.dependentNode.setAttribute("id", aDependentID);
+
+        if (aInsertHostFirst) {
+          document.body.appendChild(this.hostNode);
+          document.body.appendChild(this.dependentNode);
+        } else {
+          document.body.appendChild(this.dependentNode);
+          document.body.appendChild(this.hostNode);
+        }
+      };
+
+      this.finalCheck = function insertRelated_finalCheck() {
+        testRelation(this.dependentNode, aDependentRelation, this.hostNode);
+        if (aHostRelation)
+          testRelation(this.hostNode, aHostRelation, this.dependentNode);
+      };
+
+      this.getID = function insertRelated_getID() {
+        return "Insert " + aHostRelAttr + "='" + aDependentID + "' node" +
+          (aInsertHostFirst ? " before" : "after") + " dependent node";
+      };
+    }
+
+    /**
+     * Relative accessible recreation shouldn't break accessible relations.
+     * Note: modify this case if the invoke function doesn't change accessible
+     * tree due to changes in layout module. It can be changed on any case
+     * when accessibles are recreated.
+     */
+    function recreateRelatives(aContainerID, aLabelID, aElmID) {
+      this.containerNode = getNode(aContainerID);
+      this.container = getNode(this.containerNode);
+
+      this.eventSeq = [
+        new invokerChecker(EVENT_HIDE, this.container),
+        new invokerChecker(EVENT_SHOW, this.containerNode),
+      ];
+
+      this.invoke = function recreateRelatives_invoke() {
+        testRelation(aLabelID, RELATION_LABEL_FOR, aElmID);
+        testRelation(aElmID, RELATION_LABELLED_BY, aLabelID);
+
+        this.containerNode.setAttribute('role', 'group');
+      };
+
+      this.finalCheck = function recreateRelatives_finalCheck() {
+        testRelation(aLabelID, RELATION_LABEL_FOR, aElmID);
+        testRelation(aElmID, RELATION_LABELLED_BY, aLabelID);
+      };
+
+      this.getID = function recreateRelatives_getID() {
+        return "recreate relatives ";
+      };
+    }
+
+    // gA11yEventDumpToConsole = true; // debug
+
+    var gQueue = null;
+
+    function doTest() {
+      // Relation updates on ARIA attribute changes.
+      testRelated("aria-labelledby",
+                  RELATION_LABELLED_BY, RELATION_LABEL_FOR,
+                  "host", "host", "dependent1", "dependent2");
+
+      testRelated("aria-describedby",
+                  RELATION_DESCRIBED_BY, RELATION_DESCRIPTION_FOR,
+                  "host", "host", "dependent1", "dependent2");
+
+      testRelated("aria-controls",
+                  RELATION_CONTROLLER_FOR, RELATION_CONTROLLED_BY,
+                  "host", "host", "dependent1", "dependent2");
+
+      testRelated("aria-flowto",
+                  RELATION_FLOWS_TO, RELATION_FLOWS_FROM,
+                  "host", "host", "dependent1", "dependent2");
+
+      // Document relation updates on ARIA attribute change.
+      testRelated("aria-labelledby",
+                  RELATION_LABELLED_BY, RELATION_LABEL_FOR,
+                  document, "body", "dependent1", "dependent2");
+
+      // Insert related accessibles into tree.
+      gQueue = new eventQueue();
+      gQueue.push(new insertRelated("aria-labelledby", "dependent3", true,
+                                    RELATION_LABELLED_BY, RELATION_LABEL_FOR));
+      gQueue.push(new insertRelated("aria-labelledby", "dependent4", false,
+                                    RELATION_LABELLED_BY, RELATION_LABEL_FOR));
+
+      gQueue.push(new insertRelated("aria-describedby", "dependent5", true,
+                                    RELATION_DESCRIBED_BY,
+                                    RELATION_DESCRIPTION_FOR));
+      gQueue.push(new insertRelated("aria-describedby", "dependent6", false,
+                                    RELATION_DESCRIBED_BY,
+                                    RELATION_DESCRIPTION_FOR));
+
+      gQueue.push(new insertRelated("aria-controls", "dependent9", true,
+                                    RELATION_CONTROLLER_FOR,
+                                    RELATION_CONTROLLED_BY));
+      gQueue.push(new insertRelated("aria-controls", "dependent10", false,
+                                    RELATION_CONTROLLER_FOR,
+                                    RELATION_CONTROLLED_BY));
+
+      gQueue.push(new insertRelated("aria-flowto", "dependent11", true,
+                                    RELATION_FLOWS_TO, RELATION_FLOWS_FROM));
+      gQueue.push(new insertRelated("aria-flowto", "dependent12", false,
+                                    RELATION_FLOWS_TO, RELATION_FLOWS_FROM));
+
+      // Update relations when accessibles are recreated
+      gQueue.push(new recreateRelatives("container", "label", "input"));
+
+      gQueue.invoke(); // will call SimpleTest.finish()
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    addA11yLoadEvent(doTest);
+  </script>
+
+</head>
+
+<body id="body">
+
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=573469"
+     title="Cache relations defined by ARIA attributes">
+    Mozilla Bug 573469
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=631068"
+     title="Accessible recreation breaks relations">
+    Mozilla Bug 631068
+  </a>
+  <a target="_blank"
+     href="https://bugzilla.mozilla.org/show_bug.cgi?id=635346"
+     title="Allow relations for document defined on document content">
+    Mozilla Bug 635346
+  </a>
+  <br>
+  <p id="display"></p>
+  <div id="content" style="display: none"></div>
+  <pre id="test">
+  </pre>
+
+  <div id="dependent1">label</div>
+  <div id="dependent2">label2</div>
+  <div role="checkbox" id="host"></div>
+
+  <form id="container" style="overflow: hidden;">
+    <label for="input" id="label">label</label>
+    <input id="input">
+  </form>
+</body>
+</html>
-- 
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