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Diffstat (limited to 'csharp/src/Google.Protobuf.Test/WellKnownTypes/DurationTest.cs')
-rw-r--r-- | csharp/src/Google.Protobuf.Test/WellKnownTypes/DurationTest.cs | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/csharp/src/Google.Protobuf.Test/WellKnownTypes/DurationTest.cs b/csharp/src/Google.Protobuf.Test/WellKnownTypes/DurationTest.cs new file mode 100644 index 00000000..141faf80 --- /dev/null +++ b/csharp/src/Google.Protobuf.Test/WellKnownTypes/DurationTest.cs @@ -0,0 +1,132 @@ +#region Copyright notice and license +// Protocol Buffers - Google's data interchange format +// Copyright 2015 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +#endregion + +using NUnit.Framework; +using System; + +namespace Google.Protobuf.WellKnownTypes +{ + public class DurationTest + { + [Test] + public void ToTimeSpan() + { + Assert.AreEqual(TimeSpan.FromSeconds(1), new Duration { Seconds = 1 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromSeconds(-1), new Duration { Seconds = -1 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromMilliseconds(1), new Duration { Nanos = 1000000 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromMilliseconds(-1), new Duration { Nanos = -1000000 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromTicks(1), new Duration { Nanos = 100 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromTicks(-1), new Duration { Nanos = -100 }.ToTimeSpan()); + + // Rounding is towards 0 + Assert.AreEqual(TimeSpan.FromTicks(2), new Duration { Nanos = 250 }.ToTimeSpan()); + Assert.AreEqual(TimeSpan.FromTicks(-2), new Duration { Nanos = -250 }.ToTimeSpan()); + } + + [Test] + public void Addition() + { + Assert.AreEqual(new Duration { Seconds = 2, Nanos = 100000000 }, + new Duration { Seconds = 1, Nanos = 600000000 } + new Duration { Nanos = 500000000 }); + Assert.AreEqual(new Duration { Seconds = -2, Nanos = -100000000 }, + new Duration { Seconds = -1, Nanos = -600000000 } + new Duration { Nanos = -500000000 }); + Assert.AreEqual(new Duration { Seconds = 1, Nanos = 100000000 }, + new Duration { Seconds = 1, Nanos = 600000000 } + new Duration { Nanos = -500000000 }); + + // Non-normalized durations, or non-normalized intermediate results + Assert.AreEqual(new Duration { Seconds = 1 }, + new Duration { Seconds = 1, Nanos = -500000000 } + new Duration { Nanos = 500000000 }); + + Assert.AreEqual(new Duration { Nanos = -900000000 }, + new Duration { Seconds = -1, Nanos = -100000000 } + new Duration { Nanos = 200000000 }); + Assert.AreEqual(new Duration { Nanos = 900000000 }, + new Duration { Seconds = 1, Nanos = 100000000 } + new Duration { Nanos = -200000000 }); + } + + [Test] + public void Subtraction() + { + Assert.AreEqual(new Duration { Seconds = 1, Nanos = 100000000 }, + new Duration { Seconds = 1, Nanos = 600000000 } - new Duration { Nanos = 500000000 }); + Assert.AreEqual(new Duration { Seconds = -1, Nanos = -100000000 }, + new Duration { Seconds = -1, Nanos = -600000000 } - new Duration { Nanos = -500000000 }); + Assert.AreEqual(new Duration { Seconds = 2, Nanos = 100000000 }, + new Duration { Seconds = 1, Nanos = 600000000 } - new Duration { Nanos = -500000000 }); + + // Non-normalized durations + Assert.AreEqual(new Duration(), + new Duration { Seconds = 1, Nanos = -500000000 } - new Duration { Nanos = 500000000 }); + Assert.AreEqual(new Duration { Seconds = 1 }, + new Duration { Nanos = 2000000000 } - new Duration { Nanos = 1000000000 }); + } + + [Test] + public void FromTimeSpan() + { + Assert.AreEqual(new Duration { Seconds = 1 }, Duration.FromTimeSpan(TimeSpan.FromSeconds(1))); + Assert.AreEqual(new Duration { Nanos = Duration.NanosecondsPerTick }, Duration.FromTimeSpan(TimeSpan.FromTicks(1))); + } + + [Test] + [TestCase(0, Duration.MaxNanoseconds + 1)] + [TestCase(0, Duration.MinNanoseconds - 1)] + [TestCase(Duration.MinSeconds - 1, 0)] + [TestCase(Duration.MaxSeconds + 1, 0)] + [TestCase(1, -1)] + [TestCase(-1, 1)] + public void ToTimeSpan_Invalid(long seconds, int nanoseconds) + { + var duration = new Duration { Seconds = seconds, Nanos = nanoseconds }; + Assert.Throws<InvalidOperationException>(() => duration.ToTimeSpan()); + } + + [Test] + [TestCase(0, Duration.MaxNanoseconds)] + [TestCase(0, Duration.MinNanoseconds)] + [TestCase(Duration.MinSeconds, Duration.MinNanoseconds)] + [TestCase(Duration.MaxSeconds, Duration.MaxNanoseconds)] + public void ToTimeSpan_Valid(long seconds, int nanoseconds) + { + // Only testing that these values don't throw, unlike their similar tests in ToTimeSpan_Invalid + var duration = new Duration { Seconds = seconds, Nanos = nanoseconds }; + duration.ToTimeSpan(); + } + + [Test] + public void ToString_NonNormalized() + { + // Just a single example should be sufficient... + var duration = new Duration { Seconds = 1, Nanos = -1 }; + Assert.AreEqual("{ \"@warning\": \"Invalid Duration\", \"seconds\": \"1\", \"nanos\": -1 }", duration.ToString()); + } + } +} |