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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /accessible/tests/mochitest/attributes/test_obj_group.html
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<html>
+
+<head>
+ <title>Group attributes 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="../attributes.js"></script>
+ <script type="application/javascript"
+ src="../events.js"></script>
+
+ <script type="application/javascript">
+ function doTest() {
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML select with no size attribute.
+ testGroupAttrs("opt1-nosize", 1, 4);
+ testGroupAttrs("opt2-nosize", 2, 4);
+ testGroupAttrs("opt3-nosize", 3, 4);
+ testGroupAttrs("opt4-nosize", 4, 4);
+
+ // Container should have item count and not hierarchical
+ testGroupParentAttrs(getAccessible("opt1-nosize").parent, 4, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML select
+ testGroupAttrs("opt1", 1, 2);
+ testGroupAttrs("opt2", 2, 2);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML select with optgroup
+ testGroupAttrs("select2_opt3", 1, 2, 1);
+ testGroupAttrs("select2_opt4", 2, 2, 1);
+ testGroupAttrs("select2_opt1", 1, 2, 2);
+ testGroupAttrs("select2_opt2", 2, 2, 2);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML input@type="radio" within form
+ testGroupAttrs("radio1", 1, 2);
+ testGroupAttrs("radio2", 2, 2);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML input@type="radio" within document
+ testGroupAttrs("radio3", 1, 2);
+ testGroupAttrs("radio4", 2, 2);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // Hidden HTML input@type="radio"
+ testGroupAttrs("radio5", 1, 1);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML ul/ol
+ testGroupAttrs("li1", 1, 3);
+ testGroupAttrs("li2", 2, 3);
+ testGroupAttrs("li3", 3, 3);
+
+ // ul should have item count and not hierarchical
+ testGroupParentAttrs("ul", 3, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML ul/ol (nested lists)
+
+ testGroupAttrs("li4", 1, 3, 1);
+ testGroupAttrs("li5", 2, 3, 1);
+ testGroupAttrs("li6", 3, 3, 1);
+ // ol with nested list should have 1st level item count and be hierarchical
+ testGroupParentAttrs("ol", 3, true);
+
+ testGroupAttrs("n_li4", 1, 3, 2);
+ testGroupAttrs("n_li5", 2, 3, 2);
+ testGroupAttrs("n_li6", 3, 3, 2);
+ // nested ol should have item count and be hierarchical
+ testGroupParentAttrs("ol_nested", 3, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA list
+ testGroupAttrs("li7", 1, 3);
+ testGroupAttrs("li8", 2, 3);
+ testGroupAttrs("li9", 3, 3);
+ // simple flat aria list
+ testGroupParentAttrs("aria-list_1", 3, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA list (nested lists: list -> listitem -> list -> listitem)
+ testGroupAttrs("li10", 1, 3, 1);
+ testGroupAttrs("li11", 2, 3, 1);
+ testGroupAttrs("li12", 3, 3, 1);
+ // aria list with nested list
+ testGroupParentAttrs("aria-list_2", 3, true);
+
+ testGroupAttrs("n_li10", 1, 3, 2);
+ testGroupAttrs("n_li11", 2, 3, 2);
+ testGroupAttrs("n_li12", 3, 3, 2);
+ // nested aria list.
+ testGroupParentAttrs("aria-list_2_1", 3, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA list (nested lists: list -> listitem -> group -> listitem)
+ testGroupAttrs("lgt_li1", 1, 2, 1);
+ testGroupAttrs("lgt_li1_nli1", 1, 2, 2);
+ testGroupAttrs("lgt_li1_nli2", 2, 2, 2);
+ testGroupAttrs("lgt_li2", 2, 2, 1);
+ testGroupAttrs("lgt_li2_nli1", 1, 2, 2);
+ testGroupAttrs("lgt_li2_nli2", 2, 2, 2);
+ // aria list with nested list
+ testGroupParentAttrs("aria-list_3", 2, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA menu (menuitem, separator, menuitemradio and menuitemcheckbox)
+ testGroupAttrs("menu_item1", 1, 2);
+ testGroupAttrs("menu_item2", 2, 2);
+ testGroupAttrs("menu_item1.1", 1, 2);
+ testGroupAttrs("menu_item1.2", 2, 2);
+ testGroupAttrs("menu_item1.3", 1, 3);
+ testGroupAttrs("menu_item1.4", 2, 3);
+ testGroupAttrs("menu_item1.5", 3, 3);
+ // menu bar item count
+ testGroupParentAttrs("menubar", 2, false);
+ // Bug 1492529. Menu should have total number of items 5 from both sets,
+ // but only has the first 2 item set.
+ todoAttr("menu", "child-item-count", "5");
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA tab
+ testGroupAttrs("tab_1", 1, 3);
+ testGroupAttrs("tab_2", 2, 3);
+ testGroupAttrs("tab_3", 3, 3);
+ // tab list tab count
+ testGroupParentAttrs("tablist_1", 3, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA radio
+ testGroupAttrs("r1", 1, 3);
+ testGroupAttrs("r2", 2, 3);
+ testGroupAttrs("r3", 3, 3);
+ // explicit aria radio group
+ testGroupParentAttrs("rg1", 3, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA tree
+ testGroupAttrs("ti1", 1, 3, 1);
+ testGroupAttrs("ti2", 1, 2, 2);
+ testGroupAttrs("ti3", 2, 2, 2);
+ testGroupAttrs("ti4", 2, 3, 1);
+ testGroupAttrs("ti5", 1, 3, 2);
+ testGroupAttrs("ti6", 2, 3, 2);
+ testGroupAttrs("ti7", 3, 3, 2);
+ testGroupAttrs("ti8", 3, 3, 1);
+ testGroupParentAttrs("tree_1", 3, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA tree (tree -> treeitem -> group -> treeitem)
+ testGroupAttrs("tree2_ti1", 1, 2, 1);
+ testGroupAttrs("tree2_ti1a", 1, 2, 2);
+ testGroupAttrs("tree2_ti1b", 2, 2, 2);
+ testGroupAttrs("tree2_ti2", 2, 2, 1);
+ testGroupAttrs("tree2_ti2a", 1, 2, 2);
+ testGroupAttrs("tree2_ti2b", 2, 2, 2);
+ testGroupParentAttrs("tree_2", 2, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA tree (tree -> treeitem, group -> treeitem)
+ testGroupAttrs("tree3_ti1", 1, 2, 1);
+ testGroupAttrs("tree3_ti1a", 1, 2, 2);
+ testGroupAttrs("tree3_ti1b", 2, 2, 2);
+ testGroupAttrs("tree3_ti2", 2, 2, 1);
+ testGroupAttrs("tree3_ti2a", 1, 2, 2);
+ testGroupAttrs("tree3_ti2b", 2, 2, 2);
+ testGroupParentAttrs("tree_3", 2, true);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA grid
+ testGroupAttrs("grid_row1", 1, 2);
+ testAbsentAttrs("grid_cell1", {"posinset": "", "setsize": ""});
+ testAbsentAttrs("grid_cell2", {"posinset": "", "setsize": ""});
+
+ testGroupAttrs("grid_row2", 2, 2);
+ testAbsentAttrs("grid_cell3", {"posinset": "", "setsize": ""});
+ testAbsentAttrs("grid_cell4", {"posinset": "", "setsize": ""});
+ testGroupParentAttrs("grid", 2, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA treegrid
+ testGroupAttrs("treegrid_row1", 1, 2, 1);
+ testAbsentAttrs("treegrid_cell1", {"posinset": "", "setsize": ""});
+ testAbsentAttrs("treegrid_cell2", {"posinset": "", "setsize": ""});
+
+ testGroupAttrs("treegrid_row2", 1, 1, 2);
+ testAbsentAttrs("treegrid_cell3", {"posinset": "", "setsize": ""});
+ testAbsentAttrs("treegrid_cell4", {"posinset": "", "setsize": ""});
+
+ testGroupAttrs("treegrid_row3", 2, 2, 1);
+ testAbsentAttrs("treegrid_cell5", {"posinset": "", "setsize": ""});
+ testAbsentAttrs("treegrid_cell6", {"posinset": "", "setsize": ""});
+
+ testGroupParentAttrs("treegrid", 2, true);
+ // row child item count provided by parent grid's aria-colcount
+ testGroupParentAttrs("treegrid_row1", 4, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // HTML headings
+ testGroupAttrs("h1", 0, 0, 1);
+ testGroupAttrs("h2", 0, 0, 2);
+ testGroupAttrs("h3", 0, 0, 3);
+ testGroupAttrs("h4", 0, 0, 4);
+ testGroupAttrs("h5", 0, 0, 5);
+ testGroupAttrs("h6", 0, 0, 6);
+ testGroupAttrs("ariaHeadingNoLevel", 0, 0, 2);
+ // No child item counts or "tree" flag for parent of headings
+ testAbsentAttrs("headings", {"child-item-count": "", "tree": ""});
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA combobox
+ testGroupAttrs("combo1_opt1", 1, 4);
+ testGroupAttrs("combo1_opt2", 2, 4);
+ testGroupAttrs("combo1_opt3", 3, 4);
+ testGroupAttrs("combo1_opt4", 4, 4);
+ testGroupParentAttrs("combo1", 4, false);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA table
+ testGroupAttrs("table_cell", 3, 4);
+ testGroupAttrs("table_row", 2, 2);
+
+ // grid child item count provided by aria-rowcount
+ testGroupParentAttrs("table", 2, false);
+ // row child item count provided by parent grid's aria-colcount
+ testGroupParentAttrs("table_row", 4, false);
+
+ // Attributes calculated even when row is wrapped in a div.
+ testGroupAttrs("wrapped_row_1", 1, 2);
+ testGroupAttrs("wrapped_row_2", 2, 2);
+
+ // ////////////////////////////////////////////////////////////////////////
+ // ARIA list constructed by ARIA owns
+ testGroupAttrs("t1_li1", 1, 3);
+ testGroupAttrs("t1_li2", 2, 3);
+ testGroupAttrs("t1_li3", 3, 3);
+ testGroupParentAttrs("aria-list_4", 3, false);
+
+ // Test group attributes of ARIA comments
+ testGroupAttrs("comm_single_1", 1, 2, 1);
+ testGroupAttrs("comm_single_2", 2, 2, 1);
+ testGroupAttrs("comm_nested_1", 1, 3, 1);
+ testGroupAttrs("comm_nested_1_1", 1, 2, 2);
+ testGroupAttrs("comm_nested_1_2", 2, 2, 2);
+ testGroupAttrs("comm_nested_2", 2, 3, 1);
+ testGroupAttrs("comm_nested_2_1", 1, 1, 2);
+ testGroupAttrs("comm_nested_2_1_1", 1, 1, 3);
+ testGroupAttrs("comm_nested_3", 3, 3, 1);
+
+ // Test that group position information updates after deleting node.
+ testGroupAttrs("tree4_ti1", 1, 2, 1);
+ testGroupAttrs("tree4_ti2", 2, 2, 1);
+ testGroupParentAttrs("tree4", 2, true);
+
+ var tree4element = document.getElementById("tree4_ti1");
+ var tree4acc = getAccessible("tree4");
+ tree4element.remove();
+ waitForEvent(EVENT_REORDER, tree4acc, function() {
+ testGroupAttrs("tree4_ti2", 1, 1, 1);
+ testGroupParentAttrs("tree4", 1, true);
+ SimpleTest.finish();
+ });
+ }
+
+ SimpleTest.waitForExplicitFinish();
+ addA11yLoadEvent(doTest);
+ </script>
+</head>
+<body>
+
+ <a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=468418"
+ title="Expose level for nested lists in HTML">
+ Mozilla Bug 468418
+ </a>
+ <a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=844023"
+ title="group info might not be properly updated when flat trees mutate">
+ Bug 844023
+ </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>
+ <a target="_blank"
+ href="https://bugzilla.mozilla.org/show_bug.cgi?id=907682"
+ title=" HTML:option group position is not correct when select is collapsed">
+ Mozilla Bug 907682
+ </a>
+
+ <p id="display"></p>
+ <div id="content" style="display: none"></div>
+ <pre id="test">
+ </pre>
+
+ <select>
+ <option id="opt1-nosize">option1</option>
+ <option id="opt2-nosize">option2</option>
+ <option id="opt3-nosize">option3</option>
+ <option id="opt4-nosize">option4</option>
+ </select>
+
+ <select size="4">
+ <option id="opt1">option1</option>
+ <option id="opt2">option2</option>
+ </select>
+
+ <select size="4">
+ <optgroup id="select2_optgroup" label="group">
+ <option id="select2_opt1">option1</option>
+ <option id="select2_opt2">option2</option>
+ </optgroup>
+ <option id="select2_opt3">option3</option>
+ <option id="select2_opt4">option4</option>
+ </select>
+
+ <form>
+ <input type="radio" id="radio1" name="group1"/>
+ <input type="radio" id="radio2" name="group1"/>
+ </form>
+
+ <input type="radio" id="radio3" name="group2"/>
+ <input type="radio" id="radio4" name="group2"/>
+
+ <ul id="ul">
+ <li id="li1">Oranges</li>
+ <li id="li2">Apples</li>
+ <li id="li3">Bananas</li>
+ </ul>
+
+ <ol id="ol">
+ <li id="li4">Oranges</li>
+ <li id="li5">Apples</li>
+ <li id="li6">Bananas
+ <ul id="ol_nested">
+ <li id="n_li4">Oranges</li>
+ <li id="n_li5">Apples</li>
+ <li id="n_li6">Bananas</li>
+ </ul>
+ </li>
+ </ol>
+
+ <span role="list" id="aria-list_1">
+ <span role="listitem" id="li7">Oranges</span>
+ <span role="listitem" id="li8">Apples</span>
+ <span role="listitem" id="li9">Bananas</span>
+ </span>
+
+ <span role="list" id="aria-list_2">
+ <span role="listitem" id="li10">Oranges</span>
+ <span role="listitem" id="li11">Apples</span>
+ <span role="listitem" id="li12">Bananas
+ <span role="list" id="aria-list_2_1">
+ <span role="listitem" id="n_li10">Oranges</span>
+ <span role="listitem" id="n_li11">Apples</span>
+ <span role="listitem" id="n_li12">Bananas</span>
+ </span>
+ </span>
+ </span>
+
+ <div role="list" id="aria-list_3">
+ <div role="listitem" id="lgt_li1">Item 1
+ <div role="group">
+ <div role="listitem" id="lgt_li1_nli1">Item 1A</div>
+ <div role="listitem" id="lgt_li1_nli2">Item 1B</div>
+ </div>
+ </div>
+ <div role="listitem" id="lgt_li2">Item 2
+ <div role="group">
+ <div role="listitem" id="lgt_li2_nli1">Item 2A</div>
+ <div role="listitem" id="lgt_li2_nli2">Item 2B</div>
+ </div>
+ </div>
+ </div>
+
+ <ul role="menubar" id="menubar">
+ <li role="menuitem" aria-haspopup="true" id="menu_item1">File
+ <ul role="menu" id="menu">
+ <li role="menuitem" id="menu_item1.1">New</li>
+ <li role="menuitem" id="menu_item1.2">Open…</li>
+ <li role="separator">-----</li>
+ <li role="menuitem" id="menu_item1.3">Item</li>
+ <li role="menuitemradio" id="menu_item1.4">Radio</li>
+ <li role="menuitemcheckbox" id="menu_item1.5">Checkbox</li>
+ </ul>
+ </li>
+ <li role="menuitem" aria-haspopup="false" id="menu_item2">Help</li>
+ </ul>
+
+ <ul id="tablist_1" role="tablist">
+ <li id="tab_1" role="tab">Crust</li>
+ <li id="tab_2" role="tab">Veges</li>
+ <li id="tab_3" role="tab">Carnivore</li>
+ </ul>
+
+ <ul id="rg1" role="radiogroup">
+ <li id="r1" role="radio" aria-checked="false">Thai</li>
+ <li id="r2" role="radio" aria-checked="false">Subway</li>
+ <li id="r3" role="radio" aria-checked="false">Jimmy Johns</li>
+ </ul>
+
+ <table role="tree" id="tree_1">
+ <tr role="presentation">
+ <td role="treeitem" aria-expanded="true" aria-level="1"
+ id="ti1">vegetables</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="2" id="ti2">cucumber</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="2" id="ti3">carrot</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-expanded="false" aria-level="1"
+ id="ti4">cars</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="2" id="ti5">mercedes</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="2" id="ti6">BMW</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="2" id="ti7">Audi</td>
+ </tr>
+ <tr role="presentation">
+ <td role="treeitem" aria-level="1" id="ti8">people</td>
+ </tr>
+ </table>
+
+ <ul role="tree" id="tree_2">
+ <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>
+ <li role="treeitem" id="tree2_ti2">Item 2
+ <ul role="group">
+ <li role="treeitem" id="tree2_ti2a">Item 2A</li>
+ <li role="treeitem" id="tree2_ti2b">Item 2B</li>
+ </ul>
+ </li>
+ </div>
+
+ <div role="tree" id="tree_3">
+ <div role="treeitem" id="tree3_ti1">Item 1</div>
+ <div role="group">
+ <li role="treeitem" id="tree3_ti1a">Item 1A</li>
+ <li role="treeitem" id="tree3_ti1b">Item 1B</li>
+ </div>
+ <div role="treeitem" id="tree3_ti2">Item 2</div>
+ <div role="group">
+ <div role="treeitem" id="tree3_ti2a">Item 2A</div>
+ <div role="treeitem" id="tree3_ti2b">Item 2B</div>
+ </div>
+ </div>
+
+ <!-- IMPORTANT: Need to have no whitespace between elements in this tree. -->
+ <div role="tree" id="tree4"><div role="treeitem"
+ id="tree4_ti1">Item 1</div><div role="treeitem"
+ id="tree4_ti2">Item 2</div></div>
+
+ <table role="grid" id="grid">
+ <tr role="row" id="grid_row1">
+ <td role="gridcell" id="grid_cell1">cell1</td>
+ <td role="gridcell" id="grid_cell2">cell2</td>
+ </tr>
+ <tr role="row" id="grid_row2">
+ <td role="gridcell" id="grid_cell3">cell3</td>
+ <td role="gridcell" id="grid_cell4">cell4</td>
+ </tr>
+ </table>
+
+ <div role="treegrid" id="treegrid" aria-colcount="4">
+ <div role="row" aria-level="1" id="treegrid_row1">
+ <div role="gridcell" id="treegrid_cell1">cell1</div>
+ <div role="gridcell" id="treegrid_cell2">cell2</div>
+ </div>
+ <div role="row" aria-level="2" id="treegrid_row2">
+ <div role="gridcell" id="treegrid_cell3">cell1</div>
+ <div role="gridcell" id="treegrid_cell4">cell2</div>
+ </div>
+ <div role="row" id="treegrid_row3">
+ <div role="gridcell" id="treegrid_cell5">cell1</div>
+ <div role="gridcell" id="treegrid_cell6">cell2</div>
+ </div>
+ </div>
+
+ <div id="headings">
+ <h1 id="h1">heading1</h1>
+ <h2 id="h2">heading2</h2>
+ <h3 id="h3">heading3</h3>
+ <h4 id="h4">heading4</h4>
+ <h5 id="h5">heading5</h5>
+ <h6 id="h6">heading6</h6>
+ <div id="ariaHeadingNoLevel" role="heading">ariaHeadingNoLevel</div>
+ </div>
+
+ <ul id="combo1" role="combobox">Password
+ <li id="combo1_opt1" role="option">Xyzzy</li>
+ <li id="combo1_opt2" role="option">Plughs</li>
+ <li id="combo1_opt3" role="option">Shazaam</li>
+ <li id="combo1_opt4" role="option">JoeSentMe</li>
+ </ul>
+
+ <form>
+ <input type="radio" style="display: none;" name="group3">
+ <input type="radio" id="radio5" name="group3">
+ </form>
+
+ <div role="table" aria-colcount="4" aria-rowcount="2" id="table">
+ <div role="row" id="table_row" aria-rowindex="2">
+ <div role="cell" id="table_cell" aria-colindex="3">cell</div>
+ </div>
+ </div>
+
+ <div role="grid" aria-readonly="true">
+ <div tabindex="-1">
+ <div role="row" id="wrapped_row_1">
+ <div role="gridcell">cell content</div>
+ </div>
+ </div>
+ <div tabindex="-1">
+ <div role="row" id="wrapped_row_2">
+ <div role="gridcell">cell content</div>
+ </div>
+ </div>
+ </div>
+
+ <div role="list" aria-owns="t1_li1 t1_li2 t1_li3" id="aria-list_4">
+ <div role="listitem" id="t1_li2">Apples</div>
+ <div role="listitem" id="t1_li1">Oranges</div>
+ </div>
+ <div role="listitem" id="t1_li3">Bananas</div>
+
+ <!-- ARIA comments, 1 level, group pos and size calculation -->
+ <article>
+ <p id="comm_single_1" role="comment">Comment 1</p>
+ <p id="comm_single_2" role="comment">Comment 2</p>
+ </article>
+
+ <!-- Nested comments -->
+ <article>
+ <div id="comm_nested_1" role="comment"><p>Comment 1 level 1</p>
+ <div id="comm_nested_1_1" role="comment"><p>Comment 1 level 2</p></div>
+ <div id="comm_nested_1_2" role="comment"><p>Comment 2 level 2</p></div>
+ </div>
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