tests/corelib/int_floor_test.dart

// Copyright (c) 2013, 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.

import 'package:expect/expect.dart';

main() {
  const int big = 0x123456789AB0000 + 0xCDEF; // Slightly rounded on web.

  Expect.equals(0, 0.floor());
  Expect.equals(1, 1.floor());
  Expect.equals(0x1234, 0x1234.floor());
  Expect.equals(0x12345678, 0x12345678.floor());
  Expect.equals(0x123456789AB, 0x123456789AB.floor());
  Expect.equals(big, big.floor());
  Expect.equals(-1, (-1).floor());
  Expect.equals(-0x1234, (-0x1234).floor());
  Expect.equals(-0x12345678, (-0x12345678).floor());
  Expect.equals(-0x123456789AB, (-0x123456789AB).floor());
  Expect.equals(-big, (-big).floor());

  Expect.isTrue(0.floor() is int);
  Expect.isTrue(1.floor() is int);
  Expect.isTrue(0x1234.floor() is int);
  Expect.isTrue(0x12345678.floor() is int);
  Expect.isTrue(0x123456789AB.floor() is int);
  Expect.isTrue(big.floor() is int);
  Expect.isTrue((-1).floor() is int);
  Expect.isTrue((-0x1234).floor() is int);
  Expect.isTrue((-0x12345678).floor() is int);
  Expect.isTrue((-0x123456789AB).floor() is int);
  Expect.isTrue((-big).floor() is int);
}