Migrate all LayoutTests/dart/dom to main repo.

client/tests/client/dom/HTMLElementTest.dart

Index: client/tests/client/dom/HTMLElementTest.dart
diff --git a/client/tests/client/dom/HTMLElementTest.dart b/client/tests/client/dom/HTMLElementTest.dart
new file mode 100644
index 0000000000000000000000000000000000000000..bfb62bc7bab97766c1d7f87ef5869c00a15159f9
--- /dev/null
+++ b/client/tests/client/dom/HTMLElementTest.dart
@@ -0,0 +1,90 @@
+#library('HTMLElementTest');
+#import('../../../testing/unittest/unittest.dart');
+#import('dart:dom');
+
+main() {
+  forLayoutTests();
+  test('InnerHTML', () {
+    HTMLElement element = document.createElement('div');
+    element.id = 'test';
+    element.innerHTML = 'Hello World';
+    document.body.appendChild(element);
+
+    element = document.getElementById('test');
+    Expect.stringEquals('Hello World', element.innerHTML);
+    document.body.removeChild(element);
+  });
+  test('HTMLTable', () {
+    HTMLElement table = document.createElement('table');
+
+    HTMLTableRowElement row = document.createElement('tr');
+    table.appendChild(row);
+
+    row.appendChild(document.createElement('td'));
+    row.appendChild(document.createElement('td'));
+
+    Expect.equals(2, row.cells.length);
+
+    HTMLTableRowElement headerRow = table.rows.item(0);
+    Expect.equals(2, headerRow.cells.length);
+  });
+  test('Dataset', () {
+    HTMLElement div = document.createElement('div');
+
+    Expect.isTrue(div.dataset.isEmpty());
+    Expect.equals('', div.dataset['foo']);
+    Expect.isTrue(div.dataset.isEmpty());
+
+    div.dataset['foo'] = 'foo-value';
+    Expect.equals('foo-value', div.dataset['foo']);
+    Expect.isFalse(div.dataset.isEmpty());
+
+    Expect.isTrue(div.dataset.containsValue('foo-value'));
+    Expect.isFalse(div.dataset.containsValue('bar-value'));
+    Expect.isTrue(div.dataset.containsKey('foo'));
+    Expect.isFalse(div.dataset.containsKey('bar'));
+
+    bool hasBeenInvoked;
+    String f() {
+      hasBeenInvoked = true;
+      return 'bar-value';
+    }
+
+    hasBeenInvoked = false;
+    Expect.equals('bar-value', div.dataset.putIfAbsent('bar', f));
+    Expect.isTrue(hasBeenInvoked);
+
+    hasBeenInvoked = false;
+    Expect.equals('bar-value', div.dataset.putIfAbsent('bar', f));
+    Expect.isFalse(hasBeenInvoked);
+
+    final keys = <String> [];
+    final values = <String> [];
+    div.dataset.forEach(void f(String key, String value) {
+        keys.add(key);
+        values.add(value);
+    });
+    Expect.setEquals(const <String> ['foo', 'bar'], keys);
+    Expect.setEquals(const <String> ['foo-value', 'bar-value'], values);
+
+    Expect.setEquals(const <String> ['foo', 'bar'],
+                     new List<String>.from(div.dataset.getKeys()));
+    Expect.setEquals(const <String> ['foo-value', 'bar-value'],
+                     new List<String>.from(div.dataset.getValues()));
+
+    Expect.equals(2, div.dataset.length);
+    Expect.isFalse(div.dataset.isEmpty());
+
+    Expect.isNull(div.dataset.remove('qux'));
+    Expect.equals(2, div.dataset.length);
+    Expect.isFalse(div.dataset.isEmpty());
+
+    Expect.equals('foo-value', div.dataset.remove('foo'));
+    Expect.equals(1, div.dataset.length);
+    Expect.isFalse(div.dataset.isEmpty());
+
+    div.dataset.clear();
+    Expect.equals(0, div.dataset.length);
+    Expect.isTrue(div.dataset.isEmpty());
+  });
+}