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Diffstat (limited to 'csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/WellKnownTypes/TimestampTest.cs')
-rw-r--r-- | csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/WellKnownTypes/TimestampTest.cs | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/WellKnownTypes/TimestampTest.cs b/csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/WellKnownTypes/TimestampTest.cs new file mode 100644 index 00000000..9ecd24c6 --- /dev/null +++ b/csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/WellKnownTypes/TimestampTest.cs @@ -0,0 +1,115 @@ +#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 TimestampTest + { + [Test] + public void FromAndToDateTime() + { + DateTime utcMin = DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc); + DateTime utcMax = DateTime.SpecifyKind(DateTime.MaxValue, DateTimeKind.Utc); + AssertRoundtrip(new Timestamp { Seconds = -62135596800 }, utcMin); + AssertRoundtrip(new Timestamp { Seconds = 253402300799, Nanos = 999999900 }, utcMax); + AssertRoundtrip(new Timestamp(), new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)); + AssertRoundtrip(new Timestamp { Nanos = 1000000}, new DateTime(1970, 1, 1, 0, 0, 0, 1, DateTimeKind.Utc)); + AssertRoundtrip(new Timestamp { Seconds = -1, Nanos = 999000000 }, new DateTime(1969, 12, 31, 23, 59, 59, 999, DateTimeKind.Utc)); + AssertRoundtrip(new Timestamp { Seconds = 3600 }, new DateTime(1970, 1, 1, 1, 0, 0, DateTimeKind.Utc)); + AssertRoundtrip(new Timestamp { Seconds = -3600 }, new DateTime(1969, 12, 31, 23, 0, 0, DateTimeKind.Utc)); + } + + [Test] + public void ToDateTimeTruncation() + { + var t1 = new Timestamp { Seconds = 1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 }; + Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc).AddMilliseconds(1), t1.ToDateTime()); + + var t2 = new Timestamp { Seconds = -1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 }; + Assert.AreEqual(new DateTime(1969, 12, 31, 23, 59, 59).AddMilliseconds(1), t2.ToDateTime()); + } + + [Test] + [TestCase(Timestamp.UnixSecondsAtBclMinValue - 1, Timestamp.MaxNanos)] + [TestCase(Timestamp.UnixSecondsAtBclMaxValue + 1, 0)] + [TestCase(0, -1)] + [TestCase(0, Timestamp.MaxNanos + 1)] + public void ToDateTime_OutOfRange(long seconds, int nanoseconds) + { + var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds }; + Assert.Throws<InvalidOperationException>(() => value.ToDateTime()); + } + + // 1ns larger or smaller than the above values + [Test] + [TestCase(Timestamp.UnixSecondsAtBclMinValue, 0)] + [TestCase(Timestamp.UnixSecondsAtBclMaxValue, Timestamp.MaxNanos)] + [TestCase(0, 0)] + [TestCase(0, Timestamp.MaxNanos)] + public void ToDateTime_ValidBoundaries(long seconds, int nanoseconds) + { + var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds }; + value.ToDateTime(); + } + + private static void AssertRoundtrip(Timestamp timestamp, DateTime dateTime) + { + Assert.AreEqual(timestamp, Timestamp.FromDateTime(dateTime)); + Assert.AreEqual(dateTime, timestamp.ToDateTime()); + Assert.AreEqual(DateTimeKind.Utc, timestamp.ToDateTime().Kind); + } + + [Test] + public void Arithmetic() + { + Timestamp t1 = new Timestamp { Seconds = 10000, Nanos = 5000 }; + Timestamp t2 = new Timestamp { Seconds = 8000, Nanos = 10000 }; + Duration difference = new Duration { Seconds = 1999, Nanos = Duration.NanosecondsPerSecond - 5000 }; + Assert.AreEqual(difference, t1 - t2); + Assert.AreEqual(-difference, t2 - t1); + + Assert.AreEqual(t1, t2 + difference); + Assert.AreEqual(t2, t1 - difference); + } + + [Test] + public void ToString_NonNormalized() + { + // Just a single example should be sufficient... + var duration = new Timestamp { Seconds = 1, Nanos = -1 }; + Assert.AreEqual("{ \"@warning\": \"Invalid Timestamp\", \"seconds\": \"1\", \"nanos\": -1 }", duration.ToString()); + } + } +} |