From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../tests/html/semantics/tabular-data/.gitkeep     |   0
 .../.gitkeep                                       |   0
 .../cellIndex.html                                 |  50 +++++
 .../html/semantics/tabular-data/examples/.gitkeep  |   0
 .../html/semantics/tabular-data/historical.html    |  25 +++
 .../tabular-data/html-table-section-element.js     |  22 ++
 .../tabular-data/processing-model-1/.gitkeep       |   0
 .../tabular-data/processing-model-1/contains.json  |  10 +
 .../tabular-data/the-caption-element/.gitkeep      |   0
 .../the-caption-element/caption_001.html           |  70 ++++++
 .../tabular-data/the-col-element/.gitkeep          |   0
 .../tabular-data/the-colgroup-element/.gitkeep     |   0
 .../tabular-data/the-table-element/.gitkeep        |   0
 .../the-table-element/caption-methods.html         | 100 +++++++++
 .../tabular-data/the-table-element/contains.json   |  10 +
 .../the-table-element/createTBody.html             | 173 +++++++++++++++
 .../the-table-element/delete-caption.html          |  94 +++++++++
 .../the-table-element/insertRow-method-01.html     |  24 +++
 .../the-table-element/insertRow-method-02.html     |  34 +++
 .../the-table-element/insertRow-method-03.html     |  32 +++
 .../tabular-data/the-table-element/remove-row.html |  50 +++++
 .../tabular-data/the-table-element/tBodies.html    |  40 ++++
 .../tabular-data/the-table-element/tFoot.html      |  57 +++++
 .../tabular-data/the-table-element/tHead.html      |  66 ++++++
 .../the-table-element/table-insertRow.html         |  56 +++++
 .../tabular-data/the-table-element/table-rows.html | 234 +++++++++++++++++++++
 .../tabular-data/the-tbody-element/.gitkeep        |   0
 .../tabular-data/the-tbody-element/deleteRow.html  |  54 +++++
 .../tabular-data/the-tbody-element/insertRow.html  |  56 +++++
 .../tabular-data/the-tbody-element/rows.html       |  15 ++
 .../semantics/tabular-data/the-td-element/.gitkeep |   0
 .../tabular-data/the-tfoot-element/.gitkeep        |   0
 .../tabular-data/the-tfoot-element/rows.html       |  15 ++
 .../semantics/tabular-data/the-th-element/.gitkeep |   0
 .../tabular-data/the-thead-element/.gitkeep        |   0
 .../tabular-data/the-thead-element/rows.html       |  15 ++
 .../semantics/tabular-data/the-tr-element/.gitkeep |   0
 .../tabular-data/the-tr-element/cells.html         |  28 +++
 .../tabular-data/the-tr-element/deleteCell.html    |  54 +++++
 .../tabular-data/the-tr-element/insertCell.html    |  55 +++++
 .../tabular-data/the-tr-element/rowIndex.html      |  77 +++++++
 .../the-tr-element/sectionRowIndex.html            | 130 ++++++++++++
 42 files changed, 1646 insertions(+)
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/cellIndex.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/examples/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/historical.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/html-table-section-element.js
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/contains.json
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/caption_001.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-col-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-colgroup-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/caption-methods.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/contains.json
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/createTBody.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/delete-caption.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-01.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-02.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-03.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/remove-row.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tBodies.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tFoot.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tHead.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-insertRow.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-rows.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/deleteRow.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/insertRow.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/rows.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-td-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/rows.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-th-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/rows.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/.gitkeep
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/cells.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/deleteCell.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/insertCell.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/rowIndex.html
 create mode 100644 testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/sectionRowIndex.html

(limited to 'testing/web-platform/tests/html/semantics/tabular-data')

diff --git a/testing/web-platform/tests/html/semantics/tabular-data/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/cellIndex.html b/testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/cellIndex.html
new file mode 100644
index 000000000..b8449229d
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/attributes-common-to-td-and-th-elements/cellIndex.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>HTMLTableCellElement.cellIndex</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+test(function() {
+  var th = document.createElement("th");
+  assert_true("cellIndex" in th, '"cellIndex" in th');
+  var td = document.createElement("td");
+  assert_true("cellIndex" in td, '"cellIndex" in td');
+}, "cellIndex should exist.")
+test(function() {
+  var th = document.createElement("th");
+  assert_equals(th.cellIndex, -1);
+  var td = document.createElement("td");
+  assert_equals(td.cellIndex, -1);
+}, "For cells without a parent, cellIndex should be -1.")
+test(function() {
+  var table = document.createElement("table");
+  var th = table.appendChild(document.createElement("th"));
+  assert_equals(th.cellIndex, -1);
+  var td = table.appendChild(document.createElement("td"));
+  assert_equals(td.cellIndex, -1);
+}, "For cells whose parent is not a tr, cellIndex should be -1.")
+test(function() {
+  var tr = document.createElementNS("", "tr");
+  var th = tr.appendChild(document.createElement("th"));
+  assert_equals(th.cellIndex, -1);
+  var td = tr.appendChild(document.createElement("td"));
+  assert_equals(td.cellIndex, -1);
+}, "For cells whose parent is not a HTML tr, cellIndex should be -1.")
+test(function() {
+  var tr = document.createElement("tr");
+  var th = tr.appendChild(document.createElement("th"));
+  assert_equals(th.cellIndex, 0);
+  var td = tr.appendChild(document.createElement("td"));
+  assert_equals(td.cellIndex, 1);
+}, "For cells whose parent is a tr, cellIndex should be the index.")
+test(function() {
+  var tr = document.createElement("tr");
+  var th = tr.appendChild(document.createElement("th"));
+  assert_equals(th.cellIndex, 0);
+  tr.appendChild(document.createElement("div"));
+  tr.appendChild(document.createTextNode("Hello World"));
+  var td = tr.appendChild(document.createElement("td"));
+  assert_equals(td.cellIndex, 1)
+}, "For cells whose parent is a tr with non td/th sibling, cellIndex should skip those non td/th siblings.")
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/examples/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/examples/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/historical.html b/testing/web-platform/tests/html/semantics/tabular-data/historical.html
new file mode 100644
index 000000000..a6be56e13
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/historical.html
@@ -0,0 +1,25 @@
+<!doctype html>
+<title>Historical table features should not be supported</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id=log></div>
+<script>
+function t(property, tagNames) {
+  if (typeof tagNames === "string") {
+    tagNames = [tagNames];
+  }
+  tagNames.forEach(function(tagName) {
+    test(function() {
+      assert_false(property in document.createElement(tagName));
+    }, tagName + '.' + property + ' should not be supported');
+  });
+}
+
+// added in https://github.com/whatwg/html/commit/6db0d8d4e3456140de958c963afe9bb9ec7b6a25
+// removed in https://github.com/whatwg/html/commit/59b7e2466c2b7c5c408a4963b05b13fd808aa07a
+t('onsort', 'table');
+t('sortable', 'table');
+t('stopSorting', 'table');
+t('sorted', 'th');
+t('sort', 'th');
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/html-table-section-element.js b/testing/web-platform/tests/html/semantics/tabular-data/html-table-section-element.js
new file mode 100644
index 000000000..68b68ceed
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/html-table-section-element.js
@@ -0,0 +1,22 @@
+// https://html.spec.whatwg.org/multipage/#dom-tbody-rows
+function testRowsAttribute(localName) {
+  var elem = document.createElement(localName);
+  assert_equals(elem.rows.length, 0);
+
+  // Child <p> should *not* count as a row
+  elem.appendChild(document.createElement("p"));
+  assert_equals(elem.rows.length, 0);
+
+  // Child <tr> should count as a row
+  var childTr = document.createElement("tr");
+  elem.appendChild(childTr);
+  assert_equals(elem.rows.length, 1);
+
+  // Nested table with child <tr> should *not* count as a row
+  var nested = document.createElement(localName);
+  nested.appendChild(document.createElement("tr"));
+  var nestedTable = document.createElement("table");
+  nestedTable.appendChild(nested);
+  childTr.appendChild(nestedTable);
+  assert_equals(elem.rows.length, 1);
+}
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/contains.json b/testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/contains.json
new file mode 100644
index 000000000..be5a8fdfd
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/processing-model-1/contains.json
@@ -0,0 +1,10 @@
+[
+    {
+        "id": "forming-a-table",
+        "original_id": "forming-a-table"
+    },
+    {
+        "id": "header-and-data-cell-semantics",
+        "original_id": "header-and-data-cell-semantics"
+    }
+]
\ No newline at end of file
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/caption_001.html b/testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/caption_001.html
new file mode 100644
index 000000000..ecb1bef85
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-caption-element/caption_001.html
@@ -0,0 +1,70 @@
+<!DOCTYPE HTML>
+<html>
+  <head>
+    <title>HTML5 Table API Tests</title>
+    <meta content="text/html; charset=UTF-8" http-equiv="Content-Type">
+    <link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
+    <link rel="help" href="https://html.spec.whatwg.org/multipage/#the-caption-element" />
+  </head>
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+  <body>
+    <div id="log"></div>
+    <table id="table1" style="display:none">
+      <tr><td></td></tr>
+      <caption>first caption</caption>
+      <caption>second caption</caption>
+    </table>
+    <table id="table2" style="display:none">
+      <tr><td></td></tr>
+    </table>
+    <table id="table3" style="display:none">
+      <tr><td></td></tr>
+    </table>
+    <table id="table4" style="display:none">
+      <tr><td></td></tr>
+      <caption>first caption</caption>
+    </table>
+    <script>
+      test(function () {
+        assert_equals(document.getElementById('table1').caption.innerHTML, "first caption");
+      }, "first caption element child of the first table element");
+
+      test(function () {
+        var caption = document.createElement("caption");
+        caption.innerHTML = "new caption";
+        var table = document.getElementById('table1');
+        table.caption = caption;
+
+        assert_equals(caption.parentNode, table);
+        assert_equals(table.firstChild, caption);
+        assert_equals(table.caption.innerHTML, "new caption");
+
+        captions = table.getElementsByTagName('caption');
+        assert_equals(captions.length, 2);
+        assert_equals(captions[0].innerHTML, "new caption");
+        assert_equals(captions[1].innerHTML, "second caption");
+      }, "setting caption on a table");
+
+      test(function () {
+        assert_equals(document.getElementById('table2').caption, null);
+      }, "caption IDL attribute is null");
+
+      test(function () {
+        var table = document.getElementById('table3');
+        var caption = document.createElement("caption")
+        table.rows[0].appendChild(caption);
+        assert_equals(table.caption, null);
+      }, "caption of the third table element should be null");
+
+      test(function () {
+        assert_not_equals(document.getElementById('table4').caption, null);
+
+        var parent = document.getElementById('table4').caption.parentNode;
+        parent.removeChild(document.getElementById('table4').caption);
+
+        assert_equals(document.getElementById('table4').caption, null);
+      }, "dynamically removing caption on a table");
+    </script>
+  </body>
+</html>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-col-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-col-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-colgroup-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-colgroup-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/caption-methods.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/caption-methods.html
new file mode 100644
index 000000000..35ee9f445
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/caption-methods.html
@@ -0,0 +1,100 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Creating and deleting captions</title>
+  <link rel="author" title="Erika Navara" href="mailto:edoyle@microsoft.com">
+  <link rel="help" href="https://html.spec.whatwg.org/multipage/#the-table-element" />
+  <link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-createcaption" />
+  <link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-deletecaption" />
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+  <div id="log"></div>
+  <table id="table0" style="display:none">
+  </table>
+  <table id="table1" style="display:none">
+    <caption id="caption1">caption</caption>
+    <tr>
+      <td>cell</td>
+      <td>cell</td>
+    </tr>
+  </table>
+  <table id="table2" style="display:none">
+    <foo:caption>caption</foo:caption>
+    <tr>
+      <td>cell</td>
+      <td>cell</td>
+    </tr>
+  </table>
+  <table id="table3" style="display:none">
+    <caption id="caption3">caption 3</caption>
+    <tr>
+      <td>cell</td>
+      <td>cell</td>
+    </tr>
+  </table>
+  <table id="table4" style="display:none">
+  </table>
+  <table id="table5" style="display:none">
+  </table>
+  <script>
+    test(function () {
+      var table0 = document.getElementById('table0');
+      var caption = document.createElementNS("foo", "caption");
+      table0.appendChild(caption);
+      var table0FirstNode = table0.firstChild;
+      var testCaption = table0.createCaption();
+      assert_not_equals(testCaption, table0FirstNode);
+      assert_equals(testCaption, table0.firstChild);
+    }, "createCaption method creates new caption if existing caption is not in html namespace")
+    test(function () {
+      var table1 = document.getElementById('table1');
+      var testCaption = table1.createCaption();
+      var table1FirstCaption = table1.caption;
+      assert_equals(testCaption, table1FirstCaption);
+    }, "createCaption method returns the first caption element child of the table")
+    test(function () {
+      var table2 = document.getElementById('table2');
+      var test2Caption = table2.createCaption();
+      var table2FirstNode = table2.firstChild;
+      assert_true(test2Caption instanceof  HTMLTableCaptionElement);
+      assert_equals(table2FirstNode, test2Caption);
+    }, "createCaption method creates a new caption and inserts it as the first node of the table element")
+    test(function () {
+      var table = document.createElement('table');
+      assert_equals(table.createCaption(), table.createCaption());
+    }, "createCaption will not create new caption if one exists")
+    test(function () {
+      var table = document.createElementNS("http://www.w3.org/1999/xhtml", "foo:table")
+      var caption = table.createCaption();
+      assert_equals(caption.prefix, null);
+    }, "createCaption will not copy table's prefix")
+    test(function () {
+      var table3 = document.getElementById('table3');
+      assert_equals(table3.caption.textContent, "caption 3");
+      table3.deleteCaption();
+      assert_equals(table3.caption, null);
+    }, "deleteCaption method removes the first caption element child of the table element")
+    test(function () {
+      var table4 = document.getElementById('table4');
+      var caption = document.createElementNS("foo", "caption");
+      table4.appendChild(caption);
+      table4.deleteCaption();
+      assert_equals(caption.parentNode, table4);
+    }, "deleteCaption method not remove caption that is not in html namespace")
+    test(function() {
+      var table5 = document.getElementById('table5');
+      var caption = document.createElement('caption');
+      caption.appendChild(table5)
+
+      // Node cannot be inserted at the specified point in the hierarchy
+      assert_throws("HierarchyRequestError", function() {
+        table5.caption = caption;
+      });
+
+      assert_not_equals(table5.caption, caption);
+    }, "Setting caption rethrows exception");
+  </script>
+</body>
+</html>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/contains.json b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/contains.json
new file mode 100644
index 000000000..ee89be21d
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/contains.json
@@ -0,0 +1,10 @@
+[
+    {
+        "id": "table-descriptions-techniques",
+        "original_id": "table-descriptions-techniques"
+    },
+    {
+        "id": "table-layout-techniques",
+        "original_id": "table-layout-techniques"
+    }
+]
\ No newline at end of file
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/createTBody.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/createTBody.html
new file mode 100644
index 000000000..6100aedfd
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/createTBody.html
@@ -0,0 +1,173 @@
+<!doctype html>
+<meta charset=utf-8>
+<title>HTMLTableElement.createTBody</title>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<div id=log></div>
+<script>
+function assert_tbody(tbody) {
+  assert_equals(tbody.localName, "tbody");
+  assert_equals(tbody.namespaceURI, htmlNS);
+  assert_equals(tbody.prefix, null);
+}
+var htmlNS = "http://www.w3.org/1999/xhtml";
+test(function() {
+  var table = document.createElement("table");
+  var tbody = table.createTBody();
+  assert_equals(table.firstChild, tbody);
+  assert_tbody(tbody);
+}, "No child nodes");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody]);
+  assert_tbody(tbody);
+}, "One tbody child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("tbody"));
+  var before2 = table.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1, before2]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, before2, tbody]);
+  assert_tbody(tbody);
+}, "Two tbody child nodes");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("thead"));
+  var before2 = table.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1, before2]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, before2, tbody]);
+  assert_tbody(tbody);
+}, "A thead and a tbody child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("tfoot"));
+  var before2 = table.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1, before2]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, before2, tbody]);
+  assert_tbody(tbody);
+}, "A tfoot and a tbody child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  var after = table.appendChild(document.createElement("thead"));
+  assert_array_equals(table.childNodes, [before, after]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody, after]);
+  assert_tbody(tbody);
+}, "A tbody and a thead child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  var after = table.appendChild(document.createElement("tfoot"));
+  assert_array_equals(table.childNodes, [before, after]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody, after]);
+  assert_tbody(tbody);
+}, "A tbody and a tfoot child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("tbody"));
+  var before2 = table.appendChild(document.createElement("tbody"));
+  var after = table.appendChild(document.createElement("div"));
+  assert_array_equals(table.childNodes, [before1, before2, after]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, before2, tbody, after]);
+  assert_tbody(tbody);
+}, "Two tbody child nodes and a div");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  var after = table.appendChild(document.createElementNS("x", "tbody"));
+  assert_array_equals(table.childNodes, [before, after]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody, after]);
+  assert_tbody(tbody);
+}, "One HTML and one namespaced tbody child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("tbody"));
+  var before2 = before1.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, tbody]);
+  assert_tbody(tbody);
+}, "Two nested tbody child nodes");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("thead"));
+  var before2 = before1.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, tbody]);
+  assert_tbody(tbody);
+}, "A tbody node inside a thead child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before1 = table.appendChild(document.createElement("tfoot"));
+  var before2 = before1.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before1]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before1, tbody]);
+  assert_tbody(tbody);
+}, "A tbody node inside a tfoot child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  var after1 = table.appendChild(document.createElement("thead"));
+  var after2 = after1.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before, after1]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody, after1]);
+  assert_tbody(tbody);
+}, "A tbody node inside a thead child node after a tbody child node");
+
+test(function() {
+  var table = document.createElement("table");
+  var before = table.appendChild(document.createElement("tbody"));
+  var after1 = table.appendChild(document.createElement("tfoot"));
+  var after2 = after1.appendChild(document.createElement("tbody"));
+  assert_array_equals(table.childNodes, [before, after1]);
+
+  var tbody = table.createTBody();
+  assert_array_equals(table.childNodes, [before, tbody, after1]);
+  assert_tbody(tbody);
+}, "A tbody node inside a tfoot child node after a tbody child node");
+
+test(function() {
+  var table = document.createElementNS(htmlNS, "foo:table");
+  var tbody = table.createTBody();
+
+  assert_equals(tbody.prefix, null);
+}, "A prefixed table creates tbody without prefix");
+
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/delete-caption.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/delete-caption.html
new file mode 100644
index 000000000..6183fa98b
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/delete-caption.html
@@ -0,0 +1,94 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>deleteCaption()</title>
+  <link rel="author" title="Ben Boyle" href="mailto:benjamins.boyle@gmail.com">
+  <link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-deletecaption" />
+  <script src="/resources/testharness.js"></script>
+  <script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+  <table id="one-caption">
+    <caption>Fixture table caption</caption>
+  </table>
+
+  <table id="two-captions">
+    <caption>Fixture table caption</caption>
+    <caption>A second caption element</caption>
+  </table>
+
+  <table id="zero-captions"></table>
+
+  <table id="descendent-caption">
+    <tr>
+      <td>
+        <table>
+          <caption>Nested caption</caption>
+        </table>
+      </td>
+    </tr>
+  </table>
+
+  <script>
+  // The deleteCaption() method must remove the first caption element child of the table element, if any.
+  // https://html.spec.whatwgorg/multipage/tables.html#dom-table-deletecaption
+  test(function() {
+    var table = document.getElementById('one-caption');
+
+    table.deleteCaption();
+    assert_equals(table.getElementsByTagName('caption').length, 0, 'caption was removed');
+
+  }, 'deleteCaption() delete only caption on table');
+
+  test(function() {
+    var table = document.getElementById('one-caption');
+    var result;
+
+    result = table.deleteCaption();
+    // does .deleteCaption() have a return value?
+    assert_equals(result, undefined, '.deleteCaption() returns undefined');
+  }, 'deleteCaption() returns undefined');
+
+  test(function() {
+    var table = document.getElementById('two-captions');
+
+    table.deleteCaption();
+    assert_equals(table.getElementsByTagName('caption').length, 1, '1 caption (of 2) was removed');
+    assert_equals(table.getElementsByTagName('caption')[0].textContent, 'A second caption element', 'The first caption was removed');
+
+    // removing the only caption
+    table.deleteCaption();
+    assert_equals(table.getElementsByTagName('caption').length, 0, 'last caption was removed');
+  }, 'deleteCaption()');
+
+  test(function() {
+    var table = document.getElementById('zero-captions');
+    // removing a caption when none exists
+    table.deleteCaption();
+
+    assert_equals(table.getElementsByTagName('caption').length, 0, 'no exceptions using .deleteCaption() on a table without any captions');
+
+  }, 'deleteCaption() does not throw any exceptions when called on a table without a caption');
+
+  test(function() {
+    var table = document.getElementById( 'descendent-caption' );
+    table.deleteCaption();
+
+    assert_equals(table.getElementsByTagName('caption').length, 1, 'descendent caption was not deleted');
+  }, 'deleteCaption() does not delete captions in descendent tables');
+
+  test(function() {
+    var table = document.getElementById('zero-captions');
+    var caption;
+
+    caption = document.createElementNS('http://www.w3.org/2000/svg', 'caption');
+    table.insertBefore(caption, table.firstChild);
+    assert_equals(table.getElementsByTagName('caption').length, 1, 'SVG:caption is created');
+
+    table.deleteCaption();
+    assert_equals(table.getElementsByTagName('caption').length, 1, 'SVG:caption is not deleted');
+
+  }, 'deleteCaption() handles captions from different namespaces');
+</script>
+</body>
+</html>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-01.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-01.html
new file mode 100644
index 000000000..4e379a1cc
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-01.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<title>insertRow(): INDEX_SIZE_ERR</title>
+<link rel="author" title="Ms2ger" href="mailto:ms2ger@gmail.com">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-insertrow">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<div id="test">
+<table>
+<tr>
+<td>
+</table>
+</div>
+<script>
+test(function() {
+  var table = document.getElementById("test").getElementsByTagName("table")[0];
+  assert_throws("INDEX_SIZE_ERR", function() {
+    table.insertRow(-2);
+  })
+  assert_throws("INDEX_SIZE_ERR", function() {
+    table.insertRow(2);
+  })
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-02.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-02.html
new file mode 100644
index 000000000..410425fb1
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-02.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<title>insertRow(): Empty table</title>
+<link rel="author" title="Ms2ger" href="mailto:ms2ger@gmail.com">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-insertrow">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<div id="test">
+<table></table>
+</div>
+<script>
+var HTML = "http://www.w3.org/1999/xhtml";
+test(function() {
+  var table = document.getElementById("test").getElementsByTagName("table")[0];
+  test(function() {
+    assert_equals(table.childNodes.length, 0);
+    assert_equals(table.rows.length, 0);
+  }, "table should start out empty")
+
+  var tr;
+  test(function() {
+    tr = table.insertRow(0);
+    assert_equals(tr.localName, "tr");
+    assert_equals(tr.namespaceURI, HTML);
+  }, "insertRow should insert a tr element")
+
+  var tbody = tr.parentNode;
+  test(function() {
+    assert_equals(tbody.localName, "tbody");
+    assert_equals(tbody.namespaceURI, HTML);
+    assert_equals(tbody.parentNode, table);
+  }, "insertRow should insert a tbody element")
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-03.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-03.html
new file mode 100644
index 000000000..19c3ceb3c
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/insertRow-method-03.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<title>insertRow(): non-empty table</title>
+<link rel="author" title="g-k" href="mailto:greg.guthe@gmail.com">
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-table-insertrow">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<div id="test">
+    <table>
+        <tbody><tr id="first"></tr><tr id="second"></tr></tbody>
+    </table>
+</div>
+<script>
+var HTML = "http://www.w3.org/1999/xhtml";
+test(function() {
+  var table = document.getElementById("test").getElementsByTagName("table")[0];
+  test(function() {
+    assert_equals(table.childNodes.length, 3);
+    assert_equals(table.rows.length, 2);
+  }, "table should start out with two rows")
+
+  var tr;
+  test(function() {
+    tr = table.insertRow(1);
+    assert_equals(tr.localName, "tr");
+    assert_equals(tr.namespaceURI, HTML);
+    assert_equals(table.getElementsByTagName("tr")[0].id, "first");
+    assert_equals(table.getElementsByTagName("tr")[1].id, "");
+    assert_equals(table.getElementsByTagName("tr")[2].id, "second");
+  }, "insertRow should insert a tr element before the second row")
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/remove-row.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/remove-row.html
new file mode 100644
index 000000000..b0e529f91
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/remove-row.html
@@ -0,0 +1,50 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>Delete Row tests</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<table id="element">
+  <thead>
+    <th>First column</th>
+    <th>Second column</th>
+  </thead>
+  <tbody>
+    <tr>
+      <td>1.1</td>
+      <td>1.2</td>
+    </tr>
+    <tr>
+      <td>2.1</td>
+      <td>2.2</td>
+    </tr>
+  </tbody>
+</table>
+
+<script>
+var el = document.getElementById('element');
+
+test(function() {
+  assert_throws("IndexSizeError", function() {
+    el.deleteRow(-2)
+  })
+}, 'deleteRow function invalid argument');
+test(function() {
+  assert_throws("IndexSizeError", function() {
+    el.deleteRow(el.rows.length)
+  })
+}, 'deleteRow function invalid argument bis');
+
+test(function() {
+  var old_length = el.rows.length;
+  el.insertRow(-1);
+  el.deleteRow(-1);
+  assert_equals(old_length, el.rows.length);
+}, "check normal deleteRow");
+test(function() {
+  while (el.rows.length > 1) {
+    el.deleteRow(-1);
+  }
+  assert_equals(1, el.rows.length);
+}, "check normal deleteRow bis");
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tBodies.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tBodies.html
new file mode 100644
index 000000000..128dbc9f7
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tBodies.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<title>HTMLTableElement.tBodies</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+test(function() {
+  var text =
+    '<html xmlns="http://www.w3.org/1999/xhtml">' +
+    '  <head>' +
+    '    <title>Virtual Library</title>' +
+    '  </head>' +
+    '  <body>' +
+    '    <table id="mytable" border="1">' +
+    '      <tbody>' +
+    '        <tr><td>Cell 1</td><td>Cell 2</td></tr>' +
+    '        <tr><td>Cell 3</td><td>Cell 4</td></tr>' +
+    '      </tbody>' +
+    '    </table>' +
+    '  </body>' +
+    '</html>';
+
+  var parser = new DOMParser();
+  var doc = parser.parseFromString(text, "text/xml");
+
+  // import <table>
+  var table = doc.documentElement.getElementsByTagName('table')[0];
+  var mytable = document.body.appendChild(document.importNode(table, true));
+
+  assert_equals(mytable.tBodies.length, 1);
+  var tbody = document.createElement('tbody');
+  mytable.appendChild(tbody);
+  var tr = tbody.insertRow(-1);
+  tr.insertCell(-1).appendChild(document.createTextNode('Cell 5'));
+  tr.insertCell(-1).appendChild(document.createTextNode('Cell 6'));
+  assert_equals(mytable.tBodies.length, 2);
+  assert_equals(mytable.rows.length, 3);
+  assert_equals(tr.rowIndex, 2);
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tFoot.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tFoot.html
new file mode 100644
index 000000000..d06e16f20
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tFoot.html
@@ -0,0 +1,57 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>tFoot tests</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<table id="t">
+<caption id="tcaption"></caption><thead id="thead"></thead><tbody id="tbody1"></tbody><tbody id="tbody2"></tbody><tfoot id="tfoot1"></tfoot><tfoot id="tfoot2"></tfoot><tfoot id="tfoot3"></tfoot></table>
+<script>
+test(function() {
+    var t = document.getElementById("t");
+    var tfoot1 = document.getElementById("tfoot1");
+
+    assert_equals(t.tFoot, tfoot1);
+
+    var tfoot2 = document.getElementById("tfoot2");
+    t.tFoot = null;
+
+    assert_equals(t.tFoot, tfoot2);
+
+    var tfoot3 = document.getElementById("tfoot3");
+    t.deleteTFoot();
+
+    assert_equals(t.tFoot, tfoot3);
+
+    var tfoot = t.createTFoot();
+    assert_equals(t.tFoot, tfoot);
+    assert_equals(tfoot, tfoot3);
+
+    t.deleteTFoot();
+    assert_equals(t.tFoot, null);
+
+    var tbody2 = document.getElementById("tbody2");
+
+    tfoot = t.createTFoot();
+    assert_equals(t.tFoot, tfoot);
+
+    assert_equals(t.tFoot.previousSibling, tbody2);
+    assert_equals(t.tFoot.nextSibling, null);
+
+    t.deleteTFoot();
+    assert_equals(t.tFoot, null);
+
+    t.tFoot = tfoot;
+    assert_equals(t.tFoot, tfoot);
+
+    assert_equals(t.tFoot.previousSibling, tbody2);
+    assert_equals(t.tFoot.nextSibling, null);
+
+    assert_throws(new TypeError(), function(){
+        t.tFoot = document.createElement("div");
+    });
+
+    assert_throws("HierarchyRequestError", function(){
+        t.tFoot = document.createElement("thead");
+    });
+})
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tHead.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tHead.html
new file mode 100644
index 000000000..ea2ebf128
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/tHead.html
@@ -0,0 +1,66 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>tHead tests</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<table id="t">
+<caption id="tcaption"></caption><thead id="thead1"></thead><thead id="thead2"></thead><thead id="thead3"></thead><tbody id="tbody1"></tbody><tbody id="tbody2"></tbody><tfoot id="tfoot"></tfoot>
+</table>
+<table>
+<thead id="t2thead">
+<td>
+<table id="t2">
+</table>
+</table>
+<script>
+test(function() {
+    var t = document.getElementById("t");
+    var thead1 = document.getElementById("thead1");
+
+    assert_equals(t.tHead, thead1);
+
+    var thead2 = document.getElementById("thead2");
+    t.tHead = null;
+
+    assert_equals(t.tHead, thead2);
+
+    var thead3 = document.getElementById("thead3");
+    t.deleteTHead();
+
+    assert_equals(t.tHead, thead3);
+
+    var thead = t.createTHead();
+    assert_equals(t.tHead, thead);
+    assert_equals(thead, thead3);
+
+    t.deleteTHead();
+    assert_equals(t.tHead, null);
+
+    var tcaption = document.getElementById("tcaption");
+    var tbody1 = document.getElementById("tbody1");
+
+    thead = t.createTHead();
+    assert_equals(t.tHead, thead);
+
+    assert_equals(t.tHead.previousSibling, tcaption);
+    assert_equals(t.tHead.nextSibling, tbody1);
+
+    assert_throws(new TypeError(), function(){
+        t.tHead = document.createElement("div");
+    });
+
+    assert_throws("HierarchyRequestError", function(){
+        t.tHead = document.createElement("tbody");
+    });
+
+});
+
+test(function() {
+    var t2 = document.getElementById("t2");
+    var t2thead = document.getElementById("t2thead");
+
+    assert_throws("HierarchyRequestError", function() {
+        t2.tHead = t2thead;
+    });
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-insertRow.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-insertRow.html
new file mode 100644
index 000000000..8a9574ecd
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-insertRow.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>HTMLTableElement.insertRow</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+test(function() {
+  var HTMLNS = "http://www.w3.org/1999/xhtml"
+  var parentEl = document.createElementNS(HTMLNS, "html:table")
+  assert_equals(parentEl.namespaceURI, HTMLNS, "Parent should be in the HTML namespace")
+  assert_equals(parentEl.prefix, "html", "Parent prefix should be html")
+  assert_equals(parentEl.localName, "table", "Parent local name should be table")
+  assert_equals(parentEl.tagName, "HTML:TABLE", "Parent tag name should be HTML:TABLE")
+
+  var row = parentEl.insertRow(-1)
+  assert_equals(row.namespaceURI, HTMLNS, "Row should be in the HTML namespace")
+  assert_equals(row.prefix, null, "Row prefix should be null")
+  assert_equals(row.localName, "tr", "Row local name should be tr")
+  assert_equals(row.tagName, "TR", "Row tag name should be TR")
+
+  var body = row.parentNode
+  assert_equals(body.namespaceURI, HTMLNS, "Body should be in the HTML namespace")
+  assert_equals(body.prefix, null, "Body prefix should be null")
+  assert_equals(body.localName, "tbody", "Body local name should be tr")
+  assert_equals(body.tagName, "TBODY", "Body tag name should be TR")
+
+  assert_array_equals(parentEl.childNodes, [body])
+  assert_array_equals(body.childNodes, [row])
+  assert_array_equals(parentEl.rows, [row])
+}, "insertRow should not copy prefixes")
+test(function() {
+  var table = document.createElement("table")
+  var head = table.appendChild(document.createElement("thead"))
+  assert_array_equals(table.rows, [])
+
+  var row = table.insertRow(-1)
+  var body = row.parentNode
+  assert_array_equals(table.childNodes, [head, body])
+  assert_array_equals(head.childNodes, [])
+  assert_array_equals(body.childNodes, [row])
+  assert_array_equals(table.rows, [row])
+}, "insertRow should insert into a tbody, not into a thead, if table.rows is empty")
+test(function() {
+  var table = document.createElement("table")
+  var foot = table.appendChild(document.createElement("tfoot"))
+  assert_array_equals(table.rows, [])
+
+  var row = table.insertRow(-1)
+  var body = row.parentNode
+  assert_array_equals(table.childNodes, [foot, body])
+  assert_array_equals(foot.childNodes, [])
+  assert_array_equals(body.childNodes, [row])
+  assert_array_equals(table.rows, [row])
+}, "insertRow should insert into a tbody, not into a tfoot, if table.rows is empty")
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-rows.html b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-rows.html
new file mode 100644
index 000000000..8bc23d5a7
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-table-element/table-rows.html
@@ -0,0 +1,234 @@
+<!DOCTYPE html>
+<title>HTMLTableElement.rows</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+function assert_nodelist_equals(actual, expected) {
+  assert_equals(actual.length, expected.length);
+
+  for (var i = 0; i < actual.length; ++i) {
+    assert_true(i in actual);
+    assert_true(actual.hasOwnProperty(i),
+                "property " + i + " expected to be present on the object");
+    assert_equals(actual.item(i), expected[i]);
+    assert_equals(actual[i], expected[i]);
+  }
+}
+
+function test_table_simple(group, table) {
+  var foo1 = group.appendChild(document.createElement("tr"));
+  foo1.id = "foo";
+  var bar1 = group.appendChild(document.createElement("tr"));
+  bar1.id = "bar";
+  var foo2 = group.appendChild(document.createElement("tr"));
+  foo2.id = "foo";
+  var bar2 = group.appendChild(document.createElement("tr"));
+  bar2.id = "bar";
+
+  assert_true(table.rows instanceof HTMLCollection, "table.rows should be a HTMLCollection.");
+  assert_nodelist_equals(table.rows, [foo1, bar1, foo2, bar2]);
+  assert_equals(table.rows.foo, foo1);
+  assert_equals(table.rows["foo"], foo1);
+  assert_equals(table.rows.namedItem("foo"), foo1);
+  assert_equals(table.rows.bar, bar1);
+  assert_equals(table.rows["bar"], bar1);
+  assert_equals(table.rows.namedItem("bar"), bar1);
+  assert_array_equals(Object.getOwnPropertyNames(table.rows), [
+    "0",
+    "1",
+    "2",
+    "3",
+    "foo",
+    "bar"
+  ]);
+}
+test(function() {
+  var table = document.createElement("table");
+  test_table_simple(table, table);
+}, "Children of table");
+test(function() {
+  var table = document.createElement("table");
+  var group = table.appendChild(document.createElement("thead"));
+  test_table_simple(group, table);
+}, "Children of thead");
+test(function() {
+  var table = document.createElement("table");
+  var group = table.appendChild(document.createElement("tbody"));
+  test_table_simple(group, table);
+}, "Children of tbody");
+test(function() {
+  var table = document.createElement("table");
+  var group = table.appendChild(document.createElement("tfoot"));
+  test_table_simple(group, table);
+}, "Children of tfoot");
+test(function() {
+  var table = document.createElement("table");
+  var orphan1 = table.appendChild(document.createElement("tr"));
+  orphan1.id = "orphan1";
+  var foot1 = table.appendChild(document.createElement("tfoot"));
+  var orphan2 = table.appendChild(document.createElement("tr"));
+  orphan2.id = "orphan2";
+  var foot2 = table.appendChild(document.createElement("tfoot"));
+  var orphan3 = table.appendChild(document.createElement("tr"));
+  orphan3.id = "orphan3";
+  var body1 = table.appendChild(document.createElement("tbody"));
+  var orphan4 = table.appendChild(document.createElement("tr"));
+  orphan4.id = "orphan4";
+  var body2 = table.appendChild(document.createElement("tbody"));
+  var orphan5 = table.appendChild(document.createElement("tr"));
+  orphan5.id = "orphan5";
+  var head1 = table.appendChild(document.createElement("thead"));
+  var orphan6 = table.appendChild(document.createElement("tr"));
+  orphan6.id = "orphan6";
+  var head2 = table.appendChild(document.createElement("thead"));
+  var orphan7 = table.appendChild(document.createElement("tr"));
+  orphan7.id = "orphan7";
+
+  var foot1row1 = foot1.appendChild(document.createElement("tr"));
+  foot1row1.id = "foot1row1";
+  var foot1row2 = foot1.appendChild(document.createElement("tr"));
+  foot1row2.id = "foot1row2";
+  var foot2row1 = foot2.appendChild(document.createElement("tr"));
+  foot2row1.id = "foot2row1";
+  var foot2row2 = foot2.appendChild(document.createElement("tr"));
+  foot2row2.id = "foot2row2";
+
+  var body1row1 = body1.appendChild(document.createElement("tr"));
+  body1row1.id = "body1row1";
+  var body1row2 = body1.appendChild(document.createElement("tr"));
+  body1row2.id = "body1row2";
+  var body2row1 = body2.appendChild(document.createElement("tr"));
+  body2row1.id = "body2row1";
+  var body2row2 = body2.appendChild(document.createElement("tr"));
+  body2row2.id = "body2row2";
+
+  var head1row1 = head1.appendChild(document.createElement("tr"));
+  head1row1.id = "head1row1";
+  var head1row2 = head1.appendChild(document.createElement("tr"));
+  head1row2.id = "head1row2";
+  var head2row1 = head2.appendChild(document.createElement("tr"));
+  head2row1.id = "head2row1";
+  var head2row2 = head2.appendChild(document.createElement("tr"));
+  head2row2.id = "head2row2";
+
+  // These elements should not end up in any collection.
+  table.appendChild(document.createElement("div"))
+       .appendChild(document.createElement("tr"));
+  foot1.appendChild(document.createElement("div"))
+       .appendChild(document.createElement("tr"));
+  body1.appendChild(document.createElement("div"))
+       .appendChild(document.createElement("tr"));
+  head1.appendChild(document.createElement("div"))
+       .appendChild(document.createElement("tr"));
+  table.appendChild(document.createElementNS("http://example.com/test", "tr"));
+  foot1.appendChild(document.createElementNS("http://example.com/test", "tr"));
+  body1.appendChild(document.createElementNS("http://example.com/test", "tr"));
+  head1.appendChild(document.createElementNS("http://example.com/test", "tr"));
+
+  assert_true(table.rows instanceof HTMLCollection, "table.rows should be a HTMLCollection.");
+  assert_nodelist_equals(table.rows, [
+    // thead
+    head1row1,
+    head1row2,
+    head2row1,
+    head2row2,
+
+    // tbody + table
+    orphan1,
+    orphan2,
+    orphan3,
+    body1row1,
+    body1row2,
+    orphan4,
+    body2row1,
+    body2row2,
+    orphan5,
+    orphan6,
+    orphan7,
+
+    // tfoot
+    foot1row1,
+    foot1row2,
+    foot2row1,
+    foot2row2
+  ]);
+  assert_array_equals(Object.getOwnPropertyNames(table.rows), [
+    "0",
+    "1",
+    "2",
+    "3",
+    "4",
+    "5",
+    "6",
+    "7",
+    "8",
+    "9",
+    "10",
+    "11",
+    "12",
+    "13",
+    "14",
+    "15",
+    "16",
+    "17",
+    "18",
+    "head1row1",
+    "head1row2",
+    "head2row1",
+    "head2row2",
+    "orphan1",
+    "orphan2",
+    "orphan3",
+    "body1row1",
+    "body1row2",
+    "orphan4",
+    "body2row1",
+    "body2row2",
+    "orphan5",
+    "orphan6",
+    "orphan7",
+    "foot1row1",
+    "foot1row2",
+    "foot2row1",
+    "foot2row2"
+  ]);
+
+  var ids = [
+    "orphan1",
+    "orphan2",
+    "orphan3",
+    "orphan4",
+    "orphan5",
+    "orphan6",
+    "orphan7",
+    "foot1row1",
+    "foot1row2",
+    "foot2row1",
+    "foot2row2",
+    "body1row1",
+    "body1row2",
+    "body2row1",
+    "body2row2",
+    "head1row1",
+    "head1row2",
+    "head2row1",
+    "head2row2"
+  ];
+  ids.forEach(function(id) {
+    assert_equals(table.rows.namedItem(id).id, id);
+    assert_true(id in table.rows);
+    assert_equals(table.rows[id].id, id);
+    assert_true(id in table.rows);
+  });
+  while (table.firstChild) {
+    table.removeChild(table.firstChild);
+  }
+  ids.forEach(function(id) {
+    assert_equals(table.rows.namedItem(id), null);
+    assert_false(id in table.rows);
+    assert_equals(table.rows[id], undefined);
+    assert_false(id in table.rows);
+  });
+}, "Complicated case");
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/deleteRow.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/deleteRow.html
new file mode 100644
index 000000000..c81abd826
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/deleteRow.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTMLTableSectionElement#deleteRow</title>
+<link rel="author" title="Intel" href="http://www.intel.com/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id ="log"></div>
+
+<table>
+  <tbody id="testBody">
+    <tr><td>ABCDEF</td></tr>
+    <tr><td>12345</td></tr>
+    <tr><td>ABC12345DEF</td></tr>
+  </tbody>
+</table>
+
+<script>
+
+var tbody = document.getElementById("testBody");
+
+test(function () {
+  tbody.deleteRow(0);
+  assert_equals(tbody.rows.length, 2);
+  assert_equals(tbody.rows[0].childNodes[0].innerHTML, "12345");
+}, "HTMLTableSectionElement deleteRow(0)");
+
+test(function () {
+  tbody.deleteRow(-1);
+  assert_equals(tbody.rows.length, 1);
+  assert_equals(tbody.rows[0].childNodes[0].innerHTML, "12345");
+}, "HTMLTableSectionElement deleteRow(-1)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tbody.deleteRow(tbody.rows.length);
+  });
+}, "HTMLTableSectionElement deleteRow(rows.length)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tbody.deleteRow(-2);
+  });
+}, "HTMLTableSectionElement deleteRow(-2)");
+
+test(function () {
+  assert_equals(tbody.rows.length, 1);
+  tbody.deleteRow(-1);
+  assert_equals(tbody.rows.length, 0);
+  tbody.deleteRow(-1);
+  assert_equals(tbody.rows.length, 0);
+}, "HTMLTableSectionElement deleteRow(-1) with no rows");
+
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/insertRow.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/insertRow.html
new file mode 100644
index 000000000..4c13db7aa
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/insertRow.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTMLTableSectionElement#insertRow</title>
+<link rel="author" title="Intel" href="http://www.intel.com/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id ="log"></div>
+
+<table>
+  <tbody id="testBody">
+    <tr><td>ABCDEF</td></tr>
+  </tbody>
+</table>
+
+<script>
+
+var tbody = document.getElementById("testBody");
+
+test(function () {
+  var trEle = tbody.insertRow(0);
+  assert_equals(tbody.rows[0], trEle);
+  assert_equals(tbody.rows.length, 2);
+}, "HTMLTableSectionElement insertRow(0)");
+
+test(function () {
+  var trEle = tbody.insertRow(-1);
+  assert_equals(tbody.rows[tbody.rows.length - 1], trEle);
+  assert_equals(tbody.rows.length, 3);
+}, "HTMLTableSectionElement insertRow(-1)");
+
+test(function () {
+  var trEle = tbody.insertRow();
+  assert_equals(tbody.rows[tbody.rows.length - 1], trEle);
+  assert_equals(tbody.rows.length, 4);
+}, "HTMLTableSectionElement insertRow()");
+
+test(function () {
+  var trEle = tbody.insertRow(tbody.rows.length);
+  assert_equals(tbody.rows[tbody.rows.length - 1], trEle);
+  assert_equals(tbody.rows.length, 5);
+}, "HTMLTableSectionElement insertRow(rows.length)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tbody.insertRow(-2);
+  });
+}, "HTMLTableSectionElement insertRow(-2)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tbody.insertRow(tbody.rows.length + 1);
+  });
+}, "HTMLTableSectionElement insertRow(rows.length + 1)");
+
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/rows.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/rows.html
new file mode 100644
index 000000000..eb155de77
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tbody-element/rows.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>'tbody' element, 'rows' attribute</title>
+<link rel="author" title="Corey Farwell" href="mailto:coreyf@rwell.org">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/semantics/tabular-data/html-table-section-element.js"></script>
+
+<div id ="log"></div>
+
+<script>
+test(function () {
+  testRowsAttribute('tbody');
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-td-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-td-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/rows.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/rows.html
new file mode 100644
index 000000000..fe70d6f28
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tfoot-element/rows.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>'tfoot' element, 'rows' attribute</title>
+<link rel="author" title="Corey Farwell" href="mailto:coreyf@rwell.org">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/semantics/tabular-data/html-table-section-element.js"></script>
+
+<div id ="log"></div>
+
+<script>
+test(function () {
+  testRowsAttribute('tfoot');
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-th-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-th-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/rows.html b/testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/rows.html
new file mode 100644
index 000000000..7830281a0
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-thead-element/rows.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>'thead' element, 'rows' attribute</title>
+<link rel="author" title="Corey Farwell" href="mailto:coreyf@rwell.org">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/html/semantics/tabular-data/html-table-section-element.js"></script>
+
+<div id ="log"></div>
+
+<script>
+test(function () {
+  testRowsAttribute('thead');
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/.gitkeep b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/cells.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/cells.html
new file mode 100644
index 000000000..2678d3b1c
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/cells.html
@@ -0,0 +1,28 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTMLTableRowElement#cells</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id="log"></div>
+
+<table>
+  <tr id="testTr">
+    <td>First</td>
+    <div><td>Second</td></div>
+    <td>Third
+      <table>
+        <tr><td>Nested first</td></tr>
+      </table>
+    </td>
+    <img>
+  </tr>
+</table>
+<script>
+var tr = document.getElementById("testTr");
+
+test(function () {
+  tr.insertBefore(document.createElementNS("foo", "td"), tr.children[1]);
+  assert_array_equals(tr.cells, [tr.children[0], tr.children[2], tr.children[3]]);
+}, "HTMLTableRowElement cells ignores nested tables and non-HTML elements");
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/deleteCell.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/deleteCell.html
new file mode 100644
index 000000000..1400d32e1
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/deleteCell.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTMLTableRowElement#deleteCell</title>
+<link rel="author" title="Intel" href="http://www.intel.com/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id="log"></div>
+
+<table>
+  <tr id="testTr">
+    <td>ABCDE</td>
+    <td>12345</td>
+    <td>ABC12</td>
+  </tr>
+</table>
+
+<script>
+
+var tr = document.getElementById("testTr");
+
+test(function () {
+  tr.deleteCell(0);
+  assert_equals(tr.cells[0].innerHTML, "12345");
+  assert_equals(tr.cells.length, 2);
+}, "HTMLTableRowElement deleteCell(0)");
+
+test(function () {
+  tr.deleteCell(-1);
+  assert_equals(tr.cells[tr.cells.length - 1].innerHTML, "12345");
+  assert_equals(tr.cells.length, 1);
+}, "HTMLTableRowElement deleteCell(-1)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tr.deleteCell(-2);
+  });
+}, "HTMLTableRowElement deleteCell(-2)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tr.deleteCell(tr.cells.length);
+  });
+}, "HTMLTableRowElement deleteCell(cells.length)");
+
+test(function () {
+  assert_equals(tr.cells.length, 1);
+  tr.deleteCell(-1);
+  assert_equals(tr.cells.length, 0);
+  tr.deleteCell(-1);
+  assert_equals(tr.cells.length, 0);
+}, "HTMLTableRowElement deleteCell(-1) with no cells");
+
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/insertCell.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/insertCell.html
new file mode 100644
index 000000000..07eac1efb
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/insertCell.html
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>HTMLTableRowElement#insertCell</title>
+<link rel="author" title="Intel" href="http://www.intel.com/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<div id="log"></div>
+
+<table>
+  <tr id="testTr"></tr>
+</table>
+
+<script>
+
+var tr = document.getElementById("testTr");
+
+test(function () {
+  var tdEle = tr.insertCell(0);
+  assert_equals(tr.cells[0], tdEle);
+  assert_equals(tr.cells.length, 1);
+}, "HTMLTableRowElement insertCell(0)");
+
+test(function () {
+  var tdEle = tr.insertCell(-1);
+  assert_equals(tr.cells[tr.cells.length - 1], tdEle);
+  assert_equals(tr.cells.length, 2);
+}, "HTMLTableRowElement insertCell(-1)");
+
+
+test(function () {
+  var tdEle = tr.insertCell(tr.cells.length);
+  assert_equals(tr.cells[tr.cells.length - 1], tdEle);
+  assert_equals(tr.cells.length, 3);
+}, "HTMLTableRowElement insertCell(cells.length)");
+
+test(function () {
+  var tdEle = tr.insertCell();
+  assert_equals(tr.cells[tr.cells.length - 1], tdEle);
+  assert_equals(tr.cells.length, 4);
+}, "HTMLTableRowElement insertCell()");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tr.insertCell(-2);
+  });
+}, "HTMLTableRowElement insertCell(-2)");
+
+test(function () {
+  assert_throws("IndexSizeError", function () {
+    tr.insertCell(tr.cells.length + 1);
+  });
+}, "HTMLTableRowElement insertCell(cells.length + 1)");
+
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/rowIndex.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/rowIndex.html
new file mode 100644
index 000000000..117712563
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/rowIndex.html
@@ -0,0 +1,77 @@
+<!DOCTYPE html>
+<title>HTMLTableRowElement.rowIndex</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElement("div"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElement("thead"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, 0);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElement("tbody"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, 0);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElement("tfoot"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, 0);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, 0);
+});
+test(function() {
+  var row = document.createElementNS("", "table")
+                    .appendChild(document.createElement("thead"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElementNS("", "table")
+                    .appendChild(document.createElement("tbody"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElementNS("", "table")
+                    .appendChild(document.createElement("tfoot"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElementNS("", "table")
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElementNS("", "thead"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElementNS("", "tbody"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+test(function() {
+  var row = document.createElement("table")
+                    .appendChild(document.createElementNS("", "tfoot"))
+                    .appendChild(document.createElement("tr"));
+  assert_equals(row.rowIndex, -1);
+});
+</script>
diff --git a/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/sectionRowIndex.html b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/sectionRowIndex.html
new file mode 100644
index 000000000..ef5366739
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/tabular-data/the-tr-element/sectionRowIndex.html
@@ -0,0 +1,130 @@
+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>HTMLTableRowElement.sectionRowIndex</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<table>
+  <thead>
+    <tr id="ht1"></tr>
+  </thead>
+  <tr id="t1"></tr>
+  <tr id="t2">
+    <td>
+      <table>
+        <thead>
+          <tr id="nht1"></tr>
+        </thead>
+        <tr></tr>
+        <tr id="nt1"></tr>
+        <tbody>
+          <tr id="nbt1"></tr>
+        </tbody>
+      </table>
+    </td>
+  </tr>
+  <tbody>
+    <tr></tr>
+    <tr id="bt1"></tr>
+  </tbody>
+  <tfoot>
+    <tr></tr>
+    <tr></tr>
+    <tr id="ft1"></tr>
+  </tfoot>
+</table>
+
+<script>
+test(function() {
+  var tHeadRow = document.getElementById('ht1');
+  assert_equals(tHeadRow.sectionRowIndex, 0);
+}, "Row in thead in HTML");
+
+test(function() {
+  var tRow1 = document.getElementById('t1');
+  assert_equals(tRow1.sectionRowIndex, 0);
+}, "Row in implicit tbody in HTML");
+
+test(function() {
+  var tRow2 = document.getElementById('t2');
+  assert_equals(tRow2.sectionRowIndex, 1);
+}, "Other row in implicit tbody in HTML");
+
+test(function() {
+  var tBodyRow = document.getElementById('bt1');
+  assert_equals(tBodyRow.sectionRowIndex, 1);
+}, "Row in explicit tbody in HTML");
+
+test(function() {
+  var tFootRow = document.getElementById('ft1');
+  assert_equals(tFootRow.sectionRowIndex, 2);
+}, "Row in tfoot in HTML");
+
+test(function() {
+  var childHeadRow = document.getElementById('nht1');
+  assert_equals(childHeadRow.sectionRowIndex, 0);
+}, "Row in thead in nested table in HTML");
+
+test(function() {
+  var childRow = document.getElementById('nt1');
+  assert_equals(childRow.sectionRowIndex, 1);
+}, "Row in implicit tbody in nested table in HTML");
+
+test(function() {
+  var childBodyRow = document.getElementById('nbt1');
+  assert_equals(childBodyRow.sectionRowIndex, 0);
+}, "Row in explicit tbody in nested table in HTML");
+
+/* script create element test */
+var mkTrElm = function (elst) {
+  var elm = document.createElement("table");
+  elst.forEach(function(item) {
+    elm = elm.appendChild(document.createElement(item));
+  });
+  return elm.appendChild(document.createElement("tr"));
+};
+
+test(function() {
+  assert_equals(mkTrElm([]).sectionRowIndex, 0);
+}, "Row in script-created table");
+
+test(function() {
+  assert_equals(mkTrElm(["div"]).sectionRowIndex, -1);
+}, "Row in script-created div in table");
+
+test(function() {
+  assert_equals(mkTrElm(["thead"]).sectionRowIndex, 0);
+}, "Row in script-created thead in table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody"]).sectionRowIndex, 0);
+}, "Row in script-created tbody in table");
+
+test(function() {
+  assert_equals(mkTrElm(["tfoot"]).sectionRowIndex, 0);
+}, "Row in script-created tfoot in table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr"]).sectionRowIndex, -1);
+}, "Row in script-created tr in tbody in table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr", "td"]).sectionRowIndex, -1);
+}, "Row in script-created td in tr in tbody in table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr", "td", "table"]).sectionRowIndex, 0);
+}, "Row in script-created nested table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr", "td", "table", "thead"]).sectionRowIndex, 0);
+}, "Row in script-created thead in nested table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr", "td", "table", "tbody"]).sectionRowIndex, 0);
+}, "Row in script-created tbody in nested table");
+
+test(function() {
+  assert_equals(mkTrElm(["tbody", "tr", "td", "table", "tfoot"]).sectionRowIndex, 0);
+}, "Row in script-created tfoot in nested table");
+</script>
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