Import web-platform-tests@27e3d93f88a71a249d1df872a5d613b3243b9588

third_party/WebKit/LayoutTests/imported/web-platform-tests/html/rendering/non-replaced-elements/tables/table-cell-width.html

Index: third_party/WebKit/LayoutTests/imported/web-platform-tests/html/rendering/non-replaced-elements/tables/table-cell-width.html
diff --git a/third_party/WebKit/LayoutTests/imported/web-platform-tests/html/rendering/non-replaced-elements/tables/table-cell-width.html b/third_party/WebKit/LayoutTests/imported/web-platform-tests/html/rendering/non-replaced-elements/tables/table-cell-width.html
new file mode 100644
index 0000000000000000000000000000000000000000..fecf0810c9319b402e16b16d97b2265a186392a3
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/web-platform-tests/html/rendering/non-replaced-elements/tables/table-cell-width.html
@@ -0,0 +1,54 @@
+<link rel="match" href="table-cell-width-ref.html">
+<style>
+body {
+  margin: 0;
+}
+
+table {
+  width: 400px;
+  border-collapse: collapse;
+}
+
+th {
+  font-weight: normal;
+  text-align: left;
+}
+
+td, th {
+  padding: 0;
+}
+
+td:first-child, th:first-child {
+  background-color: red;
+}
+</style>
+
+<!--  width=0 should be treated as 'auto'  -->
+<table>
+  <tr>
+    <th width=0>a</th>
+    <th>a</th>
+  </tr>
+</table>
+
+<table>
+  <tr>
+    <td width=0>a</td>
+    <td>a</td>
+  </tr>
+</table>
+
+<!--  test valid width attribute value -->
+<table>
+  <tr>
+    <th width=100>a</th>
+    <th>a</th>
+  </tr>
+</table>
+
+<table>
+  <tr>
+    <td width=100>a</td>
+    <td>a</td>
+  </tr>
+</table>