csharp/src/ProtocolBuffersLite.Test/TestLiteByApi.cs

#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 Google.ProtocolBuffers.TestProtos;
using Xunit;

namespace Google.ProtocolBuffers
{
    public class TestLiteByApi
    {
        [Fact]
        public void TestAllTypesEquality()
        {
            TestAllTypesLite msg = TestAllTypesLite.DefaultInstance;
            TestAllTypesLite copy = msg.ToBuilder().Build();
            Assert.Equal(msg.GetHashCode(), copy.GetHashCode());
            Assert.True(msg.Equals(copy));
            msg = msg.ToBuilder().SetOptionalString("Hi").Build();
            Assert.NotEqual(msg.GetHashCode(), copy.GetHashCode());
            Assert.False(msg.Equals(copy));
            copy = copy.ToBuilder().SetOptionalString("Hi").Build();
            Assert.Equal(msg.GetHashCode(), copy.GetHashCode());
            Assert.True(msg.Equals(copy));
        }

        [Fact]
        public void TestEqualityOnExtensions()
        {
            TestAllExtensionsLite msg = TestAllExtensionsLite.DefaultInstance;
            TestAllExtensionsLite copy = msg.ToBuilder().Build();
            Assert.Equal(msg.GetHashCode(), copy.GetHashCode());
            Assert.True(msg.Equals(copy));
            msg = msg.ToBuilder().SetExtension(UnittestLite.OptionalStringExtensionLite, "Hi").Build();
            Assert.NotEqual(msg.GetHashCode(), copy.GetHashCode());
            Assert.False(msg.Equals(copy));
            copy = copy.ToBuilder().SetExtension(UnittestLite.OptionalStringExtensionLite, "Hi").Build();
            Assert.Equal(msg.GetHashCode(), copy.GetHashCode());
            Assert.True(msg.Equals(copy));
        }

        [Fact]
        public void TestAllTypesToString()
        {
            TestAllTypesLite msg = TestAllTypesLite.DefaultInstance;
            TestAllTypesLite copy = msg.ToBuilder().Build();
            Assert.Equal(msg.ToString(), copy.ToString());
            Assert.Equal(0, msg.ToString().Length);
            msg = msg.ToBuilder().SetOptionalInt32(-1).Build();
            Assert.Equal("optional_int32: -1", msg.ToString().TrimEnd());
            msg = msg.ToBuilder().SetOptionalString("abc123").Build();
            Assert.Equal("optional_int32: -1\noptional_string: \"abc123\"",
                            msg.ToString().Replace("\r", "").TrimEnd());
        }

        [Fact]
        public void TestAllTypesDefaultedRoundTrip()
        {
            TestAllTypesLite msg = TestAllTypesLite.DefaultInstance;
            Assert.True(msg.IsInitialized);
            TestAllTypesLite copy = TestAllTypesLite.CreateBuilder().MergeFrom(msg.ToByteArray()).Build();
            Assert.Equal(msg.ToByteArray(), copy.ToByteArray());
        }

        [Fact]
        public void TestAllTypesModifiedRoundTrip()
        {
            TestAllTypesLite msg = TestAllTypesLite.DefaultInstance;
            msg.ToBuilder()
                .SetOptionalBool(true)
                .SetOptionalCord("Hi")
                .SetOptionalDouble(1.123)
                .SetOptionalForeignEnum(ForeignEnumLite.FOREIGN_LITE_FOO)
                .SetOptionalForeignMessage(ForeignMessageLite.CreateBuilder().SetC('c').Build())
                .SetOptionalGroup(TestAllTypesLite.Types.OptionalGroup.CreateBuilder().SetA('a').Build())
                .SetOptionalImportEnum(ImportEnumLite.IMPORT_LITE_BAR)
                .SetOptionalInt32(32)
                .SetOptionalInt64(64)
                .SetOptionalNestedEnum(TestAllTypesLite.Types.NestedEnum.FOO)
                .SetOptionalString("SetOptionalString")
                .AddRepeatedGroup(TestAllTypesLite.Types.RepeatedGroup.CreateBuilder().SetA('a').Build())
                .AddRepeatedGroup(TestAllTypesLite.Types.RepeatedGroup.CreateBuilder().SetA('A').Build())
                ;
            TestAllTypesLite copy = TestAllTypesLite.CreateBuilder().MergeFrom(msg.ToByteArray()).Build();
            Assert.Equal(msg.ToByteArray(), copy.ToByteArray());
        }
    }
}