diff options
Diffstat (limited to 'csharp/src/ProtocolBuffers.Test/AbstractMessageTest.cs')
| -rw-r--r-- | csharp/src/ProtocolBuffers.Test/AbstractMessageTest.cs | 522 |
1 files changed, 522 insertions, 0 deletions
diff --git a/csharp/src/ProtocolBuffers.Test/AbstractMessageTest.cs b/csharp/src/ProtocolBuffers.Test/AbstractMessageTest.cs new file mode 100644 index 00000000..595fb3ae --- /dev/null +++ b/csharp/src/ProtocolBuffers.Test/AbstractMessageTest.cs @@ -0,0 +1,522 @@ +#region Copyright notice and license
+
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// http://github.com/jskeet/dotnet-protobufs/
+// Original C++/Java/Python code:
+// http://code.google.com/p/protobuf/
+//
+// 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;
+using System.Collections.Generic;
+using System.IO;
+using Google.ProtocolBuffers.Descriptors;
+using Google.ProtocolBuffers.TestProtos;
+using NUnit.Framework;
+
+namespace Google.ProtocolBuffers
+{
+ public class AbstractMessageTest
+ {
+ [Test]
+ public void Clear()
+ {
+ AbstractMessageWrapper message =
+ new AbstractMessageWrapper.Builder(TestAllTypes.CreateBuilder(TestUtil.GetAllSet())).Clear().Build();
+ TestUtil.AssertClear((TestAllTypes) message.WrappedMessage);
+ }
+
+ [Test]
+ public void Copy()
+ {
+ AbstractMessageWrapper message =
+ new AbstractMessageWrapper.Builder(TestAllTypes.CreateBuilder()).MergeFrom(TestUtil.GetAllSet()).Build();
+ TestUtil.AssertAllFieldsSet((TestAllTypes) message.WrappedMessage);
+ }
+
+ [Test]
+ public void CreateAndBuild()
+ {
+ TestAllTypes.CreateBuilder()
+ .Build();
+ }
+
+ [Test]
+ public void SerializedSize()
+ {
+ TestAllTypes message = TestUtil.GetAllSet();
+ IMessage abstractMessage = new AbstractMessageWrapper(TestUtil.GetAllSet());
+
+ Assert.AreEqual(message.SerializedSize, abstractMessage.SerializedSize);
+ }
+
+ [Test]
+ public void Serialization()
+ {
+ IMessage abstractMessage = new AbstractMessageWrapper(TestUtil.GetAllSet());
+ TestUtil.AssertAllFieldsSet(TestAllTypes.ParseFrom(abstractMessage.ToByteString()));
+ Assert.AreEqual(TestUtil.GetAllSet().ToByteString(), abstractMessage.ToByteString());
+ }
+
+ [Test]
+ public void Parsing()
+ {
+ IBuilder builder = new AbstractMessageWrapper.Builder(TestAllTypes.CreateBuilder());
+ AbstractMessageWrapper message =
+ (AbstractMessageWrapper) builder.WeakMergeFrom(TestUtil.GetAllSet().ToByteString()).WeakBuild();
+ TestUtil.AssertAllFieldsSet((TestAllTypes) message.WrappedMessage);
+ }
+
+ [Test]
+ public void PackedSerialization()
+ {
+ IMessage abstractMessage = new AbstractMessageWrapper(TestUtil.GetPackedSet());
+ TestUtil.AssertPackedFieldsSet(TestPackedTypes.ParseFrom(abstractMessage.ToByteString()));
+ Assert.AreEqual(TestUtil.GetPackedSet().ToByteString(), abstractMessage.ToByteString());
+ }
+
+ [Test]
+ public void PackedParsing()
+ {
+ AbstractMessageWrapper.Builder builder = new AbstractMessageWrapper.Builder(TestPackedTypes.CreateBuilder());
+ AbstractMessageWrapper message = builder.MergeFrom(TestUtil.GetPackedSet().ToByteString()).Build();
+ TestUtil.AssertPackedFieldsSet((TestPackedTypes)message.WrappedMessage);
+ }
+
+ [Test]
+ public void UnpackedParsingOfPackedInput()
+ {
+ byte[] bytes = TestUtil.GetPackedSet().ToByteArray();
+ TestUnpackedTypes message = TestUnpackedTypes.ParseFrom(bytes);
+ TestUtil.AssertUnpackedFieldsSet(message);
+ }
+
+ [Test]
+ public void PackedParsingOfUnpackedInput()
+ {
+ byte[] bytes = TestUnpackedTypes.ParseFrom(TestUtil.GetPackedSet().ToByteArray()).ToByteArray();
+ TestPackedTypes message = TestPackedTypes.ParseFrom(bytes);
+ TestUtil.AssertPackedFieldsSet(message);
+ }
+
+ [Test]
+ public void UnpackedParsingOfPackedInputExtensions()
+ {
+ byte[] bytes = TestUtil.GetPackedSet().ToByteArray();
+ ExtensionRegistry registry = ExtensionRegistry.CreateInstance();
+ Unittest.RegisterAllExtensions(registry);
+ UnittestImport.RegisterAllExtensions(registry);
+ TestUnpackedExtensions message = TestUnpackedExtensions.ParseFrom(bytes, registry);
+ TestUtil.AssertUnpackedExtensionsSet(message);
+ }
+
+ [Test]
+ public void PackedParsingOfUnpackedInputExtensions()
+ {
+ byte[] bytes = TestUnpackedTypes.ParseFrom(TestUtil.GetPackedSet().ToByteArray()).ToByteArray();
+ ExtensionRegistry registry = ExtensionRegistry.CreateInstance();
+ Unittest.RegisterAllExtensions(registry);
+ TestPackedExtensions message = TestPackedExtensions.ParseFrom(bytes, registry);
+ TestUtil.AssertPackedExtensionsSet(message);
+ }
+
+ [Test]
+ public void OptimizedForSize()
+ {
+ // We're mostly only Checking that this class was compiled successfully.
+ TestOptimizedForSize message = TestOptimizedForSize.CreateBuilder().SetI(1).Build();
+ message = TestOptimizedForSize.ParseFrom(message.ToByteString());
+ Assert.AreEqual(2, message.SerializedSize);
+ }
+
+ // -----------------------------------------------------------------
+ // Tests for isInitialized().
+
+ private static readonly TestRequired TestRequiredUninitialized = TestRequired.DefaultInstance;
+
+ private static readonly TestRequired TestRequiredInitialized =
+ TestRequired.CreateBuilder().SetA(1).SetB(2).SetC(3).Build();
+
+ [Test]
+ public void IsInitialized()
+ {
+ TestRequired.Builder builder = TestRequired.CreateBuilder();
+ AbstractMessageWrapper.Builder abstractBuilder = new AbstractMessageWrapper.Builder(builder);
+
+ Assert.IsFalse(abstractBuilder.IsInitialized);
+ builder.A = 1;
+ Assert.IsFalse(abstractBuilder.IsInitialized);
+ builder.B = 1;
+ Assert.IsFalse(abstractBuilder.IsInitialized);
+ builder.C = 1;
+ Assert.IsTrue(abstractBuilder.IsInitialized);
+ }
+
+ [Test]
+ public void ForeignIsInitialized()
+ {
+ TestRequiredForeign.Builder builder = TestRequiredForeign.CreateBuilder();
+ AbstractMessageWrapper.Builder abstractBuilder = new AbstractMessageWrapper.Builder(builder);
+
+ Assert.IsTrue(abstractBuilder.IsInitialized);
+
+ builder.SetOptionalMessage(TestRequiredUninitialized);
+ Assert.IsFalse(abstractBuilder.IsInitialized);
+
+ builder.SetOptionalMessage(TestRequiredInitialized);
+ Assert.IsTrue(abstractBuilder.IsInitialized);
+
+ builder.AddRepeatedMessage(TestRequiredUninitialized);
+ Assert.IsFalse(abstractBuilder.IsInitialized);
+
+ builder.SetRepeatedMessage(0, TestRequiredInitialized);
+ Assert.IsTrue(abstractBuilder.IsInitialized);
+ }
+
+ // -----------------------------------------------------------------
+ // Tests for mergeFrom
+
+ private static readonly TestAllTypes MergeSource = TestAllTypes.CreateBuilder()
+ .SetOptionalInt32(1)
+ .SetOptionalString("foo")
+ .SetOptionalForeignMessage(ForeignMessage.DefaultInstance)
+ .AddRepeatedString("bar")
+ .Build();
+
+ private static readonly TestAllTypes MergeDest = TestAllTypes.CreateBuilder()
+ .SetOptionalInt64(2)
+ .SetOptionalString("baz")
+ .SetOptionalForeignMessage(ForeignMessage.CreateBuilder().SetC(3).Build())
+ .AddRepeatedString("qux")
+ .Build();
+
+ private const string MergeResultText = "optional_int32: 1\n" +
+ "optional_int64: 2\n" +
+ "optional_string: \"foo\"\n" +
+ "optional_foreign_message {\n" +
+ " c: 3\n" +
+ "}\n" +
+ "repeated_string: \"qux\"\n" +
+ "repeated_string: \"bar\"\n";
+
+ [Test]
+ public void MergeFrom()
+ {
+ AbstractMessageWrapper result = (AbstractMessageWrapper)
+ new AbstractMessageWrapper.Builder(TestAllTypes.CreateBuilder(MergeDest))
+ .MergeFrom(MergeSource)
+ .Build();
+
+ Assert.AreEqual(MergeResultText, result.ToString());
+ }
+
+ // -----------------------------------------------------------------
+ // Tests for equals and hashCode
+
+ [Test]
+ public void EqualsAndHashCode()
+ {
+ TestAllTypes a = TestUtil.GetAllSet();
+ TestAllTypes b = TestAllTypes.CreateBuilder().Build();
+ TestAllTypes c = TestAllTypes.CreateBuilder(b).AddRepeatedString("x").Build();
+ TestAllTypes d = TestAllTypes.CreateBuilder(c).AddRepeatedString("y").Build();
+ TestAllExtensions e = TestUtil.GetAllExtensionsSet();
+ TestAllExtensions f = TestAllExtensions.CreateBuilder(e)
+ .AddExtension(Unittest.RepeatedInt32Extension, 999).Build();
+
+ CheckEqualsIsConsistent(a);
+ CheckEqualsIsConsistent(b);
+ CheckEqualsIsConsistent(c);
+ CheckEqualsIsConsistent(d);
+ CheckEqualsIsConsistent(e);
+ CheckEqualsIsConsistent(f);
+
+ CheckNotEqual(a, b);
+ CheckNotEqual(a, c);
+ CheckNotEqual(a, d);
+ CheckNotEqual(a, e);
+ CheckNotEqual(a, f);
+
+ CheckNotEqual(b, c);
+ CheckNotEqual(b, d);
+ CheckNotEqual(b, e);
+ CheckNotEqual(b, f);
+
+ CheckNotEqual(c, d);
+ CheckNotEqual(c, e);
+ CheckNotEqual(c, f);
+
+ CheckNotEqual(d, e);
+ CheckNotEqual(d, f);
+
+ CheckNotEqual(e, f);
+
+ // Deserializing into the TestEmptyMessage such that every field is an UnknownFieldSet.Field
+ TestEmptyMessage eUnknownFields = TestEmptyMessage.ParseFrom(e.ToByteArray());
+ TestEmptyMessage fUnknownFields = TestEmptyMessage.ParseFrom(f.ToByteArray());
+ CheckNotEqual(eUnknownFields, fUnknownFields);
+ CheckEqualsIsConsistent(eUnknownFields);
+ CheckEqualsIsConsistent(fUnknownFields);
+
+ // Subseqent reconstitutions should be identical
+ TestEmptyMessage eUnknownFields2 = TestEmptyMessage.ParseFrom(e.ToByteArray());
+ CheckEqualsIsConsistent(eUnknownFields, eUnknownFields2);
+ }
+
+ /// <summary>
+ /// Asserts that the given protos are equal and have the same hash code.
+ /// </summary>
+ private static void CheckEqualsIsConsistent(IMessage message)
+ {
+ // Object should be equal to itself.
+ Assert.AreEqual(message, message);
+
+ // Object should be equal to a dynamic copy of itself.
+ DynamicMessage dynamic = DynamicMessage.CreateBuilder(message).Build();
+ CheckEqualsIsConsistent(message, dynamic);
+ }
+
+ /// <summary>
+ /// Asserts that the given protos are equal and have the same hash code.
+ /// </summary>
+ private static void CheckEqualsIsConsistent(IMessage message1, IMessage message2)
+ {
+ // Not using Assert.AreEqual as that checks for type equality, which isn't
+ // what we want bearing in mind the dynamic message checks.
+ Assert.IsTrue(message1.Equals(message2));
+ Assert.IsTrue(message2.Equals(message1));
+ Assert.AreEqual(message2.GetHashCode(), message1.GetHashCode());
+ }
+
+ /// <summary>
+ /// Asserts that the given protos are not equal and have different hash codes.
+ /// </summary>
+ /// <remarks>
+ /// It's valid for non-equal objects to have the same hash code, so
+ /// this test is stricter than it needs to be. However, this should happen
+ /// relatively rarely. (If this test fails, it's probably still due to a bug.)
+ /// </remarks>
+ private static void CheckNotEqual(IMessage m1, IMessage m2)
+ {
+ String equalsError = string.Format("{0} should not be equal to {1}", m1, m2);
+ Assert.IsFalse(m1.Equals(m2), equalsError);
+ Assert.IsFalse(m2.Equals(m1), equalsError);
+
+ Assert.IsFalse(m1.GetHashCode() == m2.GetHashCode(),
+ string.Format("{0} should have a different hash code from {1}", m1, m2));
+ }
+
+ /// <summary>
+ /// Extends AbstractMessage and wraps some other message object. The methods
+ /// of the Message interface which aren't explicitly implemented by
+ /// AbstractMessage are forwarded to the wrapped object. This allows us to
+ /// test that AbstractMessage's implementations work even if the wrapped
+ /// object does not use them.
+ /// </summary>
+ private class AbstractMessageWrapper : AbstractMessage<AbstractMessageWrapper, AbstractMessageWrapper.Builder>
+ {
+ private readonly IMessage wrappedMessage;
+
+ public IMessage WrappedMessage
+ {
+ get { return wrappedMessage; }
+ }
+
+ public AbstractMessageWrapper(IMessage wrappedMessage)
+ {
+ this.wrappedMessage = wrappedMessage;
+ }
+
+ public override MessageDescriptor DescriptorForType
+ {
+ get { return wrappedMessage.DescriptorForType; }
+ }
+
+ public override AbstractMessageWrapper DefaultInstanceForType
+ {
+ get { return new AbstractMessageWrapper(wrappedMessage.WeakDefaultInstanceForType); }
+ }
+
+ public override IDictionary<FieldDescriptor, object> AllFields
+ {
+ get { return wrappedMessage.AllFields; }
+ }
+
+ public override bool HasField(FieldDescriptor field)
+ {
+ return wrappedMessage.HasField(field);
+ }
+
+ public override object this[FieldDescriptor field]
+ {
+ get { return wrappedMessage[field]; }
+ }
+
+ public override object this[FieldDescriptor field, int index]
+ {
+ get { return wrappedMessage[field, index]; }
+ }
+
+ public override int GetRepeatedFieldCount(FieldDescriptor field)
+ {
+ return wrappedMessage.GetRepeatedFieldCount(field);
+ }
+
+ public override UnknownFieldSet UnknownFields
+ {
+ get { return wrappedMessage.UnknownFields; }
+ }
+
+ public override Builder CreateBuilderForType()
+ {
+ return new Builder(wrappedMessage.WeakCreateBuilderForType());
+ }
+
+ public override Builder ToBuilder()
+ {
+ return new Builder(wrappedMessage.WeakToBuilder());
+ }
+
+ internal class Builder : AbstractBuilder<AbstractMessageWrapper, Builder>
+ {
+ private readonly IBuilder wrappedBuilder;
+
+ protected override Builder ThisBuilder
+ {
+ get { return this; }
+ }
+
+ internal Builder(IBuilder wrappedBuilder)
+ {
+ this.wrappedBuilder = wrappedBuilder;
+ }
+
+ public override Builder MergeFrom(AbstractMessageWrapper other)
+ {
+ wrappedBuilder.WeakMergeFrom(other.wrappedMessage);
+ return this;
+ }
+
+ public override bool IsInitialized
+ {
+ get { return wrappedBuilder.IsInitialized; }
+ }
+
+ public override IDictionary<FieldDescriptor, object> AllFields
+ {
+ get { return wrappedBuilder.AllFields; }
+ }
+
+ public override object this[FieldDescriptor field]
+ {
+ get { return wrappedBuilder[field]; }
+ set { wrappedBuilder[field] = value; }
+ }
+
+ public override MessageDescriptor DescriptorForType
+ {
+ get { return wrappedBuilder.DescriptorForType; }
+ }
+
+ public override int GetRepeatedFieldCount(FieldDescriptor field)
+ {
+ return wrappedBuilder.GetRepeatedFieldCount(field);
+ }
+
+ public override object this[FieldDescriptor field, int index]
+ {
+ get { return wrappedBuilder[field, index]; }
+ set { wrappedBuilder[field, index] = value; }
+ }
+
+ public override bool HasField(FieldDescriptor field)
+ {
+ return wrappedBuilder.HasField(field);
+ }
+
+ public override UnknownFieldSet UnknownFields
+ {
+ get { return wrappedBuilder.UnknownFields; }
+ set { wrappedBuilder.UnknownFields = value; }
+ }
+
+ public override AbstractMessageWrapper Build()
+ {
+ return new AbstractMessageWrapper(wrappedBuilder.WeakBuild());
+ }
+
+ public override AbstractMessageWrapper BuildPartial()
+ {
+ return new AbstractMessageWrapper(wrappedBuilder.WeakBuildPartial());
+ }
+
+ public override Builder Clone()
+ {
+ return new Builder(wrappedBuilder.WeakClone());
+ }
+
+ public override AbstractMessageWrapper DefaultInstanceForType
+ {
+ get { return new AbstractMessageWrapper(wrappedBuilder.WeakDefaultInstanceForType); }
+ }
+
+ public override Builder ClearField(FieldDescriptor field)
+ {
+ wrappedBuilder.WeakClearField(field);
+ return this;
+ }
+
+ public override Builder AddRepeatedField(FieldDescriptor field, object value)
+ {
+ wrappedBuilder.WeakAddRepeatedField(field, value);
+ return this;
+ }
+
+ public override IBuilder CreateBuilderForField(FieldDescriptor field)
+ {
+ wrappedBuilder.CreateBuilderForField(field);
+ return this;
+ }
+
+ public override Builder MergeFrom(IMessage other)
+ {
+ wrappedBuilder.WeakMergeFrom(other);
+ return this;
+ }
+
+ public override Builder MergeFrom(ICodedInputStream input, ExtensionRegistry extensionRegistry)
+ {
+ wrappedBuilder.WeakMergeFrom(input, extensionRegistry);
+ return this;
+ }
+ }
+ }
+ }
+}
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