| #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 System.Collections.Generic; |
| using System.IO; |
| using Google.Protobuf.TestProtos; |
| using NUnit.Framework; |
| |
| namespace Google.Protobuf |
| { |
| public class FieldCodecTest |
| { |
| #pragma warning disable 0414 // Used by tests via reflection - do not remove! |
| private static readonly List<ICodecTestData> Codecs = new List<ICodecTestData> |
| { |
| new FieldCodecTestData<bool>(FieldCodec.ForBool(100), true, "Bool"), |
| new FieldCodecTestData<string>(FieldCodec.ForString(100), "sample", "String"), |
| new FieldCodecTestData<ByteString>(FieldCodec.ForBytes(100), ByteString.CopyFrom(1, 2, 3), "Bytes"), |
| new FieldCodecTestData<int>(FieldCodec.ForInt32(100), -1000, "Int32"), |
| new FieldCodecTestData<int>(FieldCodec.ForSInt32(100), -1000, "SInt32"), |
| new FieldCodecTestData<int>(FieldCodec.ForSFixed32(100), -1000, "SFixed32"), |
| new FieldCodecTestData<uint>(FieldCodec.ForUInt32(100), 1234, "UInt32"), |
| new FieldCodecTestData<uint>(FieldCodec.ForFixed32(100), 1234, "Fixed32"), |
| new FieldCodecTestData<long>(FieldCodec.ForInt64(100), -1000, "Int64"), |
| new FieldCodecTestData<long>(FieldCodec.ForSInt64(100), -1000, "SInt64"), |
| new FieldCodecTestData<long>(FieldCodec.ForSFixed64(100), -1000, "SFixed64"), |
| new FieldCodecTestData<ulong>(FieldCodec.ForUInt64(100), 1234, "UInt64"), |
| new FieldCodecTestData<ulong>(FieldCodec.ForFixed64(100), 1234, "Fixed64"), |
| new FieldCodecTestData<float>(FieldCodec.ForFloat(100), 1234.5f, "Float"), |
| new FieldCodecTestData<double>(FieldCodec.ForDouble(100), 1234567890.5d, "Double"), |
| new FieldCodecTestData<ForeignEnum>( |
| FieldCodec.ForEnum(100, t => (int) t, t => (ForeignEnum) t), ForeignEnum.ForeignBaz, "Enum"), |
| new FieldCodecTestData<ForeignMessage>( |
| FieldCodec.ForMessage(100, ForeignMessage.Parser), new ForeignMessage { C = 10 }, "Message"), |
| }; |
| #pragma warning restore 0414 |
| |
| [Test, TestCaseSource("Codecs")] |
| public void RoundTripWithTag(ICodecTestData codec) |
| { |
| codec.TestRoundTripWithTag(); |
| } |
| |
| [Test, TestCaseSource("Codecs")] |
| public void RoundTripRaw(ICodecTestData codec) |
| { |
| codec.TestRoundTripRaw(); |
| } |
| |
| [Test, TestCaseSource("Codecs")] |
| public void CalculateSize(ICodecTestData codec) |
| { |
| codec.TestCalculateSizeWithTag(); |
| } |
| |
| [Test, TestCaseSource("Codecs")] |
| public void DefaultValue(ICodecTestData codec) |
| { |
| codec.TestDefaultValue(); |
| } |
| |
| [Test, TestCaseSource("Codecs")] |
| public void FixedSize(ICodecTestData codec) |
| { |
| codec.TestFixedSize(); |
| } |
| |
| // This is ugly, but it means we can have a non-generic interface. |
| // It feels like NUnit should support this better, but I don't know |
| // of any better ways right now. |
| public interface ICodecTestData |
| { |
| void TestRoundTripRaw(); |
| void TestRoundTripWithTag(); |
| void TestCalculateSizeWithTag(); |
| void TestDefaultValue(); |
| void TestFixedSize(); |
| } |
| |
| public class FieldCodecTestData<T> : ICodecTestData |
| { |
| private readonly FieldCodec<T> codec; |
| private readonly T sampleValue; |
| private readonly string name; |
| |
| public FieldCodecTestData(FieldCodec<T> codec, T sampleValue, string name) |
| { |
| this.codec = codec; |
| this.sampleValue = sampleValue; |
| this.name = name; |
| } |
| |
| public void TestRoundTripRaw() |
| { |
| var stream = new MemoryStream(); |
| var codedOutput = new CodedOutputStream(stream); |
| codec.ValueWriter(codedOutput, sampleValue); |
| codedOutput.Flush(); |
| stream.Position = 0; |
| var codedInput = new CodedInputStream(stream); |
| Assert.AreEqual(sampleValue, codec.ValueReader(codedInput)); |
| Assert.IsTrue(codedInput.IsAtEnd); |
| } |
| |
| public void TestRoundTripWithTag() |
| { |
| var stream = new MemoryStream(); |
| var codedOutput = new CodedOutputStream(stream); |
| codec.WriteTagAndValue(codedOutput, sampleValue); |
| codedOutput.Flush(); |
| stream.Position = 0; |
| var codedInput = new CodedInputStream(stream); |
| codedInput.AssertNextTag(codec.Tag); |
| Assert.AreEqual(sampleValue, codec.Read(codedInput)); |
| Assert.IsTrue(codedInput.IsAtEnd); |
| } |
| |
| public void TestCalculateSizeWithTag() |
| { |
| var stream = new MemoryStream(); |
| var codedOutput = new CodedOutputStream(stream); |
| codec.WriteTagAndValue(codedOutput, sampleValue); |
| codedOutput.Flush(); |
| Assert.AreEqual(stream.Position, codec.CalculateSizeWithTag(sampleValue)); |
| } |
| |
| public void TestDefaultValue() |
| { |
| // WriteTagAndValue ignores default values |
| var stream = new MemoryStream(); |
| var codedOutput = new CodedOutputStream(stream); |
| codec.WriteTagAndValue(codedOutput, codec.DefaultValue); |
| codedOutput.Flush(); |
| Assert.AreEqual(0, stream.Position); |
| Assert.AreEqual(0, codec.CalculateSizeWithTag(codec.DefaultValue)); |
| if (typeof(T).IsValueType) |
| { |
| Assert.AreEqual(default(T), codec.DefaultValue); |
| } |
| |
| // The plain ValueWriter/ValueReader delegates don't. |
| if (codec.DefaultValue != null) // This part isn't appropriate for message types. |
| { |
| codedOutput = new CodedOutputStream(stream); |
| codec.ValueWriter(codedOutput, codec.DefaultValue); |
| codedOutput.Flush(); |
| Assert.AreNotEqual(0, stream.Position); |
| Assert.AreEqual(stream.Position, codec.ValueSizeCalculator(codec.DefaultValue)); |
| stream.Position = 0; |
| var codedInput = new CodedInputStream(stream); |
| Assert.AreEqual(codec.DefaultValue, codec.ValueReader(codedInput)); |
| } |
| } |
| |
| public void TestFixedSize() |
| { |
| Assert.AreEqual(name.Contains("Fixed"), codec.FixedSize != 0); |
| } |
| |
| public override string ToString() |
| { |
| return name; |
| } |
| } |
| } |
| } |