Add all dart:html tests from the sdk to test/codegen.

test/codegen/lib/html/typed_arrays_1_test.dart

Index: test/codegen/lib/html/typed_arrays_1_test.dart
diff --git a/test/codegen/lib/html/typed_arrays_1_test.dart b/test/codegen/lib/html/typed_arrays_1_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..c3eb811a35c81a61af4157c1485d41f804436849
--- /dev/null
+++ b/test/codegen/lib/html/typed_arrays_1_test.dart
@@ -0,0 +1,72 @@
+// 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 TypedArrays1Test;
+import 'package:unittest/unittest.dart';
+import 'package:unittest/html_individual_config.dart';
+import 'dart:html';
+import 'dart:typed_data';
+
+main() {
+  useHtmlIndividualConfiguration();
+
+  var isnumList = predicate((x) => x is List<num>, 'is a List<num>');
+  var isStringList = predicate((x) => x is List<String>, 'is a List<String>');
+  var expectation = Platform.supportsTypedData ? returnsNormally : throws;
+
+  group('supported', () {
+    test('supported', () {
+      expect(Platform.supportsTypedData, true);
+    });
+  });
+
+  group('arrays', () {
+    test('createByLengthTest', () {
+      expect(() {
+        var a = new Float32List(10);
+        expect(a.length, 10);
+        expect(a.lengthInBytes, 40);
+        expect(a[4], 0);
+      }, expectation);
+    });
+
+    test('aliasTest', () {
+      expect(() {
+        var a1 = new Uint8List.fromList([0,0,1,0x45]);
+        var a2 = new Float32List.view(a1.buffer);
+
+        expect(a1.lengthInBytes, a2.lengthInBytes);
+
+        expect(a2.length, 1);
+
+        // 0x45010000 = 2048+16
+        expect(a2[0], 2048 + 16);
+
+        a1[2] = 0;
+        // 0x45000000 = 2048
+        expect(a2[0], 2048);
+
+        a1[3]--;
+        a1[2] += 128;
+        // 0x44800000 = 1024
+        expect(a2[0], 1024);
+      }, expectation);
+    });
+
+    // Generic type checking is not available in dart2js, so use this check to
+    // see if we should check for it.
+    var supportsTypeTest = !(new List<String>() is List<int>);
+
+    if (supportsTypeTest) {
+      test('typeTests', () {
+        expect(() {
+          var a = new Float32List(10);
+          expect(a, isList);
+          expect(a, isnumList);
+          expect(a, isNot(isStringList));
+        }, expectation);
+      });
+    }
+  });
+}