blob: e06a4718c192f335ec37b77787dca806083d8923 [file] [log] [blame]
// 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.
/// @assertion abstract double truncateToDouble()
/// Returns the integer obtained by discarding any fractional digits from this.
/// @description Checks truncation of special values.
/// @author pagolubev
import "../../../Utils/expect.dart";
check(double expected, double argument) {
Expect.equals(expected, argument.truncateToDouble());
Expect.equals(-expected, (-argument).truncateToDouble());
main() {
check(.0, .0);
check(-.0, -.0);
check(.0, 4.9406564584124654e-324); // min subnormal
check(.0, 2.2250738585072014e-308); // min normal