| // 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. |
| // |
| // Dart test program for testing native int arrays. |
| |
| // @dart = 2.9 |
| |
| // Library tag to be able to run in html test framework. |
| library IntArrayTest; |
| |
| import "package:expect/expect.dart"; |
| import 'dart:typed_data'; |
| |
| void testInt16() { |
| Int16List intArray = new Int16List(4); |
| intArray[0] = 0; |
| intArray[1] = -1; |
| intArray[2] = -2; |
| intArray[3] = -3; |
| for (int i = 0; i < intArray.length; i++) { |
| intArray[i]++; |
| } |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(1, x); |
| Expect.equals(0, y); |
| Expect.equals(-1, z); |
| Expect.equals(-2, w); |
| var t = y + 1; |
| intArray[0] = t; |
| Expect.equals(t, intArray[0]); |
| } |
| |
| void testUint16() { |
| Uint16List intArray = new Uint16List(4); |
| intArray[0] = 0; |
| intArray[1] = 1; |
| intArray[2] = 2; |
| intArray[3] = 3; |
| for (int i = 0; i < intArray.length; i++) { |
| intArray[i]--; |
| } |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(65535, x); |
| Expect.equals(0, y); |
| Expect.equals(1, z); |
| Expect.equals(2, w); |
| var t = y + 1; |
| intArray[0] = t; |
| Expect.equals(t, intArray[0]); |
| } |
| |
| void testInt32ToSmi() { |
| Int32List intArray; |
| |
| intArray = new Int32List(4); |
| intArray[0] = 1073741823; // SmiMax |
| intArray[1] = -1073741824; // SmiMin |
| intArray[2] = 1073741824; // SmiMax+1 |
| intArray[3] = -1073741825; // SmiMin-1 |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(1073741823, x); |
| Expect.equals(-1073741824, y); |
| Expect.equals(1073741824, z); |
| Expect.equals(-1073741825, w); |
| } |
| |
| void testUint32ToSmi() { |
| Uint32List intArray; |
| |
| intArray = new Uint32List(4); |
| intArray[0] = 1073741823; // SmiMax |
| intArray[1] = -1; // 0xFFFFFFFF : 4294967295 |
| intArray[2] = 1073741830; // SmiMax+7 |
| intArray[3] = -1073741825; // 0xbfffffff : 3221225471 |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(1073741823, x); |
| Expect.equals(4294967295, y); |
| Expect.equals(1073741830, z); |
| Expect.equals(3221225471, w); |
| } |
| |
| void testInt64ToSmi() { |
| Int64List intArray; |
| |
| intArray = new Int64List(4); |
| intArray[0] = 4611686018427387903; // SmiMax |
| intArray[1] = -4611686018427387904; // SmiMin |
| intArray[2] = 4611686018427387904; // SmiMax+1 |
| intArray[3] = -4611686018427387905; // SmiMin-1 |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(4611686018427387903, x); |
| Expect.equals(-4611686018427387904, y); |
| Expect.equals(4611686018427387904, z); |
| Expect.equals(-4611686018427387905, w); |
| } |
| |
| void testUint64ToSmi() { |
| Uint64List intArray; |
| |
| intArray = new Uint64List(4); |
| intArray[0] = 4611686018427387903; // SmiMax |
| intArray[1] = -1; // 0xFFFFFFFFFFFFFFFF : 18446744073709551615 |
| intArray[2] = 4611686018427387904; // SmiMax+1 |
| intArray[3] = -9223372036854775808; |
| var x = intArray[0]; |
| var y = intArray[1]; |
| var z = intArray[2]; |
| var w = intArray[3]; |
| Expect.equals(4611686018427387903, x); |
| Expect.equals(-1, y); |
| Expect.equals(4611686018427387904, z); |
| Expect.equals(-9223372036854775808, w); |
| } |
| |
| main() { |
| testUint64ToSmi(); |
| for (int i = 0; i < 2000; i++) { |
| testInt16(); |
| testUint16(); |
| testInt32ToSmi(); |
| testUint32ToSmi(); |
| testInt64ToSmi(); |
| testUint64ToSmi(); |
| } |
| } |