mirror of
https://github.com/dart-lang/sdk
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0b58c4bd10
Retain the old values. Reapply of https://dart-review.googlesource.com/c/sdk/+/20680 with fixes for VM method fingerprints. Change-Id: Ie14e7ccc3194d5561983348e6b6752728913ff4d Reviewed-on: https://dart-review.googlesource.com/20664 Reviewed-by: Erik Ernst <eernst@google.com> Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
49 lines
2.1 KiB
Dart
49 lines
2.1 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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// Dart test program for testing 'compare' on doubles.
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void main() {
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Expect.equals(0, (0.0).compareTo(0.0));
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Expect.equals(0, (1.0).compareTo(1.0));
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Expect.equals(0, (-2.0).compareTo(-2.0));
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Expect.equals(0, (1e-50).compareTo(1e-50));
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Expect.equals(0, (-2e50).compareTo(-2e50));
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Expect.equals(0, double.nan.compareTo(double.nan));
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Expect.equals(0, double.infinity.compareTo(double.infinity));
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Expect.equals(0, double.negativeInfinity.compareTo(double.negativeInfinity));
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Expect.equals(0, (-0.0).compareTo(-0.0));
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Expect.isTrue((0.0).compareTo(1.0) < 0);
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Expect.isTrue((1.0).compareTo(0.0) > 0);
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Expect.isTrue((0.0).compareTo(-1.0) > 0);
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Expect.isTrue((-1.0).compareTo(0.0) < 0);
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Expect.isTrue((0.0).compareTo(1234e11) < 0);
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Expect.isTrue((123e-112).compareTo(0.0) > 0);
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Expect.isTrue((0.0).compareTo(-123.0e12) > 0);
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Expect.isTrue((-1.0e8).compareTo(0.0) < 0);
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double maxDouble = 1.7976931348623157e308;
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Expect.equals(0, maxDouble.compareTo(maxDouble));
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Expect.isTrue(maxDouble.compareTo(double.infinity) < 0);
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Expect.isTrue(double.infinity.compareTo(maxDouble) > 0);
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double negMaxDouble = -maxDouble;
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Expect.equals(0, negMaxDouble.compareTo(negMaxDouble));
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Expect.isTrue(double.negativeInfinity.compareTo(negMaxDouble) < 0);
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Expect.isTrue(negMaxDouble.compareTo(double.negativeInfinity) > 0);
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Expect.isTrue((-0.0).compareTo(0.0) < 0);
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Expect.isTrue((0.0).compareTo(-0.0) > 0);
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Expect.isTrue(double.nan.compareTo(double.infinity) > 0);
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Expect.isTrue(double.nan.compareTo(double.negativeInfinity) > 0);
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Expect.isTrue(double.infinity.compareTo(double.nan) < 0);
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Expect.isTrue(double.negativeInfinity.compareTo(double.nan) < 0);
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Expect.isTrue(maxDouble.compareTo(double.nan) < 0);
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Expect.isTrue(negMaxDouble.compareTo(double.nan) < 0);
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Expect.isTrue(double.nan.compareTo(maxDouble) > 0);
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Expect.isTrue(double.nan.compareTo(negMaxDouble) > 0);
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}
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