src/third_party/protobuf-3/csharp/src/Google.Protobuf.Test/WellKnownTypes/AnyTest.cs

#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2015 Google Inc.  All rights reserved.
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//
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// 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
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// 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
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#endregion

using Google.Protobuf.TestProtos;
using NUnit.Framework;

namespace Google.Protobuf.WellKnownTypes
{
    public class AnyTest
    {
        [Test]
        public void Pack()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message);
            Assert.AreEqual("type.googleapis.com/protobuf_unittest.TestAllTypes", any.TypeUrl);
            Assert.AreEqual(message.CalculateSize(), any.Value.Length);
        }

        [Test]
        public void Pack_WithCustomPrefix()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message, "foo.bar/baz");
            Assert.AreEqual("foo.bar/baz/protobuf_unittest.TestAllTypes", any.TypeUrl);
            Assert.AreEqual(message.CalculateSize(), any.Value.Length);
        }

        [Test]
        public void Pack_WithCustomPrefixTrailingSlash()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message, "foo.bar/baz/");
            Assert.AreEqual("foo.bar/baz/protobuf_unittest.TestAllTypes", any.TypeUrl);
            Assert.AreEqual(message.CalculateSize(), any.Value.Length);
        }

        [Test]
        public void Unpack_WrongType()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message);
            Assert.Throws<InvalidProtocolBufferException>(() => any.Unpack<TestOneof>());
        }

        [Test]
        public void Unpack_Success()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message);
            var unpacked = any.Unpack<TestAllTypes>();
            Assert.AreEqual(message, unpacked);
        }

        [Test]
        public void Unpack_CustomPrefix_Success()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message, "foo.bar/baz");
            var unpacked = any.Unpack<TestAllTypes>();
            Assert.AreEqual(message, unpacked);
        }

        [Test]
        public void ToString_WithValues()
        {
            var message = SampleMessages.CreateFullTestAllTypes();
            var any = Any.Pack(message);
            var text = any.ToString();
            Assert.That(text, Is.StringContaining("\"@value\": \"" + message.ToByteString().ToBase64() + "\""));
        }

        [Test]
        public void ToString_Empty()
        {
            var any = new Any();
            Assert.AreEqual("{ \"@type\": \"\", \"@value\": \"\" }", any.ToString());
        }

        [Test]
        public void ToString_MessageContainingAny()
        {
            var message = new TestWellKnownTypes { AnyField = new Any() };
            Assert.AreEqual("{ \"anyField\": { \"@type\": \"\", \"@value\": \"\" } }", message.ToString());
        }
    }
}