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// Copyright (c) 2011, 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 assign operators.
// VMOptions=--optimization-counter-threshold=10 --no-background-compilation
// @dart = 2.9
import "package:expect/expect.dart";
class AssignOpTest {
AssignOpTest() {}
static testMain() {
var b = 0;
b += 1;
Expect.equals(1, b);
b *= 5;
Expect.equals(5, b);
b -= 1;
Expect.equals(4, b);
b ~/= 2;
Expect.equals(2, b);
f = 0;
f += 1;
Expect.equals(1, f);
f *= 5;
Expect.equals(5, f);
f -= 1;
Expect.equals(4, f);
f ~/= 2;
Expect.equals(2, f);
f /= 4;
Expect.equals(.5, f);
AssignOpTest.f = 0;
AssignOpTest.f += 1;
Expect.equals(1, AssignOpTest.f);
AssignOpTest.f *= 5;
Expect.equals(5, AssignOpTest.f);
AssignOpTest.f -= 1;
Expect.equals(4, AssignOpTest.f);
AssignOpTest.f ~/= 2;
Expect.equals(2, AssignOpTest.f);
AssignOpTest.f /= 4;
Expect.equals(.5, f);
var o = new AssignOpTest();
o.instf = 0;
o.instf += 1;
Expect.equals(1, o.instf);
o.instf *= 5;
Expect.equals(5, o.instf);
o.instf -= 1;
Expect.equals(4, o.instf);
o.instf ~/= 2;
Expect.equals(2, o.instf);
o.instf /= 4;
Expect.equals(.5, o.instf);
var x = 0xFF;
x >>= 3;
Expect.equals(0x1F, x);
x <<= 3;
Expect.equals(0xF8, x);
x |= 0xF00;
Expect.equals(0xFF8, x);
x &= 0xF0;
Expect.equals(0xF0, x);
x ^= 0x11;
Expect.equals(0xE1, x);
var y = 100;
y += 1 << 3;
Expect.equals(108, y);
y *= 2 + 1;
Expect.equals(324, y);
y -= 3 - 2;
Expect.equals(323, y);
y += 3 * 4;
Expect.equals(335, y);
var a = [1, 2, 3];
var ix = 0;
a[ix] |= 12;
Expect.equals(13, a[ix]);
}
static var f;
var instf;
}
main() {
for (int i = 0; i < 20; i++) {
AssignOpTest.testMain();
}
}