Fixing up Table.createTBody et al.

tests/html/table_test.dart

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#library('TableTest');
+#import('../../pkg/unittest/unittest.dart');
+#import('../../pkg/unittest/html_config.dart');
+#import('dart:html');
+
+main() {
+  useHtmlConfiguration();
+
+  test('createTBody', () {
+    var table = new TableElement();
+    var head = table.createTHead();
+    var headerRow =  head.insertRow(-1);
+    var headerCell = headerRow.insertCell(-1);
+    headerCell.text = 'Header Cell';
+
+    var body = table.createTBody();
+    var bodyRow =  body.insertRow(-1);
+    var bodyCell = bodyRow.insertCell(-1);
+    bodyCell.text = 'Body Cell';
+
+    expect(table.tBodies.length, 1);
+    expect(table.tBodies[0], body);
+
+    var foot = table.createTFoot();
+    var footerRow =  foot.insertRow(-1);
+    var footerCell = footerRow.insertCell(-1);
+    footerCell.text = 'Footer Cell';
+
+    var body2 = table.createTBody();
+    var bodyRow2 =  body2.insertRow(-1);
+    var bodyCell2 = bodyRow2.insertCell(-1);
+    bodyCell2.text = 'Body Cell2';
+
+    expect(table.tBodies.length, 2);
+    expect(table.tBodies[1], body2);
+
+  });
+}
+