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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
38 lines
1 KiB
Dart
38 lines
1 KiB
Dart
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.9
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import 'dart:typed_data';
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import 'package:expect/expect.dart';
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import 'setRange_lib.dart';
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expandContractTest() {
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// Copying between views that have different element sizes can't be done with
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// a single scan-up or scan-down.
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//
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// Typed lists a1 and a2 share a buffer as follows:
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//
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// a1: aaaabbbbccccddddeeeeffffgggghhhh
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// a2: abcdefgh
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var a1 = new Int32List(8);
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var buffer = a1.buffer;
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var a2 = new Int8List.view(buffer, 12, 8);
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initialize(a2);
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Expect.equals('[1, 2, 3, 4, 5, 6, 7, 8]', '$a2');
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a1.setRange(0, 8, a2);
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Expect.equals('[1, 2, 3, 4, 5, 6, 7, 8]', '$a1');
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initialize(a1);
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Expect.equals('[1, 2, 3, 4, 5, 6, 7, 8]', '$a1');
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a2.setRange(0, 8, a1);
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Expect.equals('[1, 2, 3, 4, 5, 6, 7, 8]', '$a2');
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}
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main() {
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expandContractTest();
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}
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