Tests for FieldCodec, along with a fix.
This commit is contained in:
Jon Skeet
parent
e6fc9778f5
commit
286edc0fc2
3 changed files with 151 additions and 1 deletions
149
csharp/src/ProtocolBuffers.Test/FieldCodecTest.cs
Normal file
149
csharp/src/ProtocolBuffers.Test/FieldCodecTest.cs
Normal file
|
|
@ -0,0 +1,149 @@
|
|||
#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
|
||||
{
|
||||
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.FOREIGN_BAZ, "Enum"),
|
||||
new FieldCodecTestData<ForeignMessage>(
|
||||
FieldCodec.ForMessage(100, ForeignMessage.Parser), new ForeignMessage { C = 10 }, "Message"),
|
||||
};
|
||||
|
||||
[Test, TestCaseSource("Codecs")]
|
||||
public void RoundTrip(ICodecTestData codec)
|
||||
{
|
||||
codec.TestRoundTrip();
|
||||
}
|
||||
|
||||
[Test, TestCaseSource("Codecs")]
|
||||
public void CalculateSize(ICodecTestData codec)
|
||||
{
|
||||
codec.TestCalculateSize();
|
||||
}
|
||||
|
||||
[Test, TestCaseSource("Codecs")]
|
||||
public void DefaultValue(ICodecTestData codec)
|
||||
{
|
||||
codec.TestDefaultValue();
|
||||
}
|
||||
|
||||
public interface ICodecTestData
|
||||
{
|
||||
void TestRoundTrip();
|
||||
void TestCalculateSize();
|
||||
void TestDefaultValue();
|
||||
}
|
||||
|
||||
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 TestRoundTrip()
|
||||
{
|
||||
var stream = new MemoryStream();
|
||||
var codedOutput = CodedOutputStream.CreateInstance(stream);
|
||||
codec.Write(codedOutput, sampleValue);
|
||||
codedOutput.Flush();
|
||||
stream.Position = 0;
|
||||
var codedInput = CodedInputStream.CreateInstance(stream);
|
||||
uint tag;
|
||||
Assert.IsTrue(codedInput.ReadTag(out tag));
|
||||
Assert.AreEqual(codec.Tag, tag);
|
||||
Assert.AreEqual(sampleValue, codec.Read(codedInput));
|
||||
Assert.IsTrue(codedInput.IsAtEnd);
|
||||
}
|
||||
|
||||
public void TestCalculateSize()
|
||||
{
|
||||
var stream = new MemoryStream();
|
||||
var codedOutput = CodedOutputStream.CreateInstance(stream);
|
||||
codec.Write(codedOutput, sampleValue);
|
||||
codedOutput.Flush();
|
||||
Assert.AreEqual(stream.Position, codec.CalculateSize(sampleValue));
|
||||
}
|
||||
|
||||
public void TestDefaultValue()
|
||||
{
|
||||
var stream = new MemoryStream();
|
||||
var codedOutput = CodedOutputStream.CreateInstance(stream);
|
||||
codec.Write(codedOutput, codec.DefaultValue);
|
||||
codedOutput.Flush();
|
||||
Assert.AreEqual(0, stream.Position);
|
||||
Assert.AreEqual(0, codec.CalculateSize(codec.DefaultValue));
|
||||
if (typeof(T).IsValueType)
|
||||
{
|
||||
Assert.AreEqual(default(T), codec.DefaultValue);
|
||||
}
|
||||
}
|
||||
|
||||
public string Description { get { return name; } }
|
||||
|
||||
public override string ToString()
|
||||
{
|
||||
return name;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -75,6 +75,7 @@
|
|||
<Compile Include="CodedInputStreamTest.cs" />
|
||||
<Compile Include="CodedOutputStreamTest.cs" />
|
||||
<Compile Include="EqualityTester.cs" />
|
||||
<Compile Include="FieldCodecTest.cs" />
|
||||
<Compile Include="GeneratedMessageTest.cs" />
|
||||
<Compile Include="Collections\MapFieldTest.cs" />
|
||||
<Compile Include="Collections\RepeatedFieldTest.cs" />
|
||||
|
|
|
|||
|
|
@ -80,7 +80,7 @@ namespace Google.Protobuf
|
|||
|
||||
public static FieldCodec<double> ForDouble(uint tag)
|
||||
{
|
||||
return new FieldCodec<double>(input => input.ReadFloat(), (output, value) => output.WriteDouble(value), CodedOutputStream.ComputeDoubleSize, tag);
|
||||
return new FieldCodec<double>(input => input.ReadDouble(), (output, value) => output.WriteDouble(value), CodedOutputStream.ComputeDoubleSize, tag);
|
||||
}
|
||||
|
||||
// Enums are tricky. We can probably use expression trees to build these delegates automatically,
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue