| Index: test/codegen/lib/html/typed_arrays_2_test.dart
|
| diff --git a/test/codegen/lib/html/typed_arrays_2_test.dart b/test/codegen/lib/html/typed_arrays_2_test.dart
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..5a0d83a4db8076814fdbe6859c4ad56f8addeca6
|
| --- /dev/null
|
| +++ b/test/codegen/lib/html/typed_arrays_2_test.dart
|
| @@ -0,0 +1,86 @@
|
| +// 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 TypedArrays2Test;
|
| +import 'package:unittest/unittest.dart';
|
| +import 'package:unittest/html_config.dart';
|
| +import 'dart:html';
|
| +import 'dart:typed_data';
|
| +
|
| +main() {
|
| + useHtmlConfiguration();
|
| +
|
| + // Only perform tests if ArrayBuffer is supported.
|
| + if (!Platform.supportsTypedData) {
|
| + return;
|
| + }
|
| +
|
| + test('viewTest_dynamic', () {
|
| + var a1 = new Uint8List(1024);
|
| + for (int i = 0; i < a1.length; i++) {
|
| + a1[i] = i; // 0,1,2,...,254,255,0,1,2,...
|
| + }
|
| +
|
| + var a2 = new Uint32List.view(a1.buffer);
|
| + expect(1024 ~/ 4, a2.length);
|
| + expect(a2[0], 0x03020100);
|
| + expect(a2[1], 0x07060504);
|
| + expect(a2[2], 0x0B0A0908);
|
| + expect(a2[50], 0xCBCAC9C8);
|
| + expect(a2[51], 0xCFCECDCC);
|
| + expect(a2[64], 0x03020100);
|
| +
|
| + a2 = new Uint32List.view(a1.buffer, 200);
|
| + expect(a2.length, (1024 - 200) ~/ 4);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| +
|
| + a2 = new Uint32List.view(a1.buffer, 456, 20);
|
| + expect(a2.length, 20);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| +
|
| + // OPTIONALS a2 = new Uint32List.view(a1.buffer, length: 30, byteOffset: 456);
|
| + a2 = new Uint32List.view(a1.buffer, 456, 30);
|
| + expect(a2.length, 30);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| + });
|
| +
|
| + test('viewTest_typed', () {
|
| + Uint8List a1 = new Uint8List(1024);
|
| + for (int i = 0; i < a1.length; i++) {
|
| + a1[i] = i;
|
| + }
|
| +
|
| + Uint32List a2 = new Uint32List.view(a1.buffer);
|
| + expect(a2.length, 1024 ~/ 4);
|
| + expect(a2[0], 0x03020100);
|
| + expect(a2[50], 0xCBCAC9C8);
|
| + expect(a2[51], 0xCFCECDCC);
|
| + expect(a2[64], 0x03020100);
|
| +
|
| + a2 = new Uint32List.view(a1.buffer, 200);
|
| + expect(a2.length, (1024 - 200) ~/ 4);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| +
|
| + a2 = new Uint32List.view(a1.buffer, 456, 20);
|
| + expect(20, a2.length);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| +
|
| + // OPTIONALS a2 = new Uint32List.view(a1.buffer, length: 30, byteOffset: 456);
|
| + a2 = new Uint32List.view(a1.buffer, 456, 30);
|
| + expect(a2.length, 30);
|
| + expect(a2[0], 0xCBCAC9C8);
|
| + expect(a2[1], 0xCFCECDCC);
|
| + expect(a2[14], 0x03020100);
|
| + });
|
| +}
|
|
|