tests/language/mint_compares_test.dart

// 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.
// VMOptions=--optimization-counter-threshold=10

import "package:expect/expect.dart";

// Test compares on 64-bit integers.

compareTest() {
  Expect.isFalse(4294967296 < 6);
  Expect.isFalse(4294967296 < 4294967296);
  Expect.isFalse(4294967296 <= 6);
  Expect.isTrue(4294967296 <= 4294967296);
  Expect.isFalse(4294967296 < 4294967295);

  Expect.isTrue(-4294967296 < 6);
  Expect.isTrue(-4294967296 < 4294967296);
  Expect.isTrue(-4294967296 <= 6);
  Expect.isTrue(-4294967296 <= 4294967296);
  Expect.isTrue(-4294967296 < 4294967295);

  Expect.isFalse(4294967296 < -6);
  Expect.isFalse(4294967296 <= -6);
  Expect.isFalse(4294967296 < -4294967295);

  Expect.isTrue(-4294967296 < -6);
  Expect.isTrue(-4294967296 <= -6);
  Expect.isTrue(-4294967296 < -4294967295);

  Expect.isTrue(4294967296 > 6);
  Expect.isFalse(4294967296 > 4294967296);
  Expect.isTrue(4294967296 >= 6);
  Expect.isTrue(4294967296 >= 4294967296);
  Expect.isTrue(4294967296 > 4294967295);

  Expect.isFalse(-4294967296 > 6);
  Expect.isFalse(-4294967296 > 4294967296);
  Expect.isFalse(-4294967296 >= 6);
  Expect.isFalse(-4294967296 >= 4294967296);
  Expect.isFalse(-4294967296 > 4294967295);

  Expect.isTrue(4294967296 > -6);
  Expect.isTrue(4294967296 >= -6);
  Expect.isTrue(4294967296 > -4294967295);

  Expect.isFalse(-4294967296 > -6);
  Expect.isFalse(-4294967296 >= -6);
  Expect.isFalse(-4294967296 > -4294967295);

  Expect.isTrue(4294967296 < 184467440737095516150);
  Expect.isTrue(-4294967296 < 184467440737095516150);
  Expect.isFalse(4294967296 < -184467440737095516150);
  Expect.isFalse(-4294967296 < -184467440737095516150);
}

compareTest2(lt, lte, gt, gte) {
  Expect.isFalse(lt(4294967296, 6));
  Expect.isFalse(lte(4294967296, 6));
  Expect.isTrue(gt(4294967296, 6));
  Expect.isTrue(gte(4294967296, 6));

  Expect.isTrue(lte(-1, -1));
  Expect.isTrue(gte(-1, -1));
  Expect.isTrue(lte(-2, -1));
  Expect.isFalse(gte(-2, -1));
  Expect.isTrue(lte(-4294967296, -1));
  Expect.isFalse(gte(-4294967296, -1));

  Expect.isTrue(lt(-2, -1));
  Expect.isFalse(gt(-2, -1));
  Expect.isTrue(lt(-4294967296, -1));
  Expect.isFalse(gt(-4294967296, -1));

  Expect.isFalse(lt(-1, -4294967296));
  Expect.isTrue(gt(-1, -4294967296));
  Expect.isFalse(lt(2, -2));
  Expect.isTrue(gt(2, -2));
  Expect.isFalse(lt(4294967296, -1));
  Expect.isTrue(gt(4294967296, -1));
}

bool lt1(a, b) => a < b;
bool lte1(a, b) => a <= b;
bool gt1(a, b) => a > b;
bool gte1(a, b) => a >= b;

bool lt2(a, b) => a < b ? true : false;
bool lte2(a, b) => a <= b ? true : false;
bool gt2(a, b) => a > b ? true : false;
bool gte2(a, b) => a >= b ? true : false;

main() {
  for (var i = 0; i < 20; i++) {
    compareTest();
    compareTest2(lt1, lte1, gt1, gte1);
    compareTest2(lt2, lte2, gt2, gte2);
  }
}