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protobuf/csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/GeneratedMessageTest.cs

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Normalize all C# and .proto files to LF This commit should have no non-whitespace changes Fixes #9526 (in terms of content)
3 years ago
#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;
using System.IO;
using Google.Protobuf.TestProtos;
using NUnit.Framework;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Google.Protobuf.WellKnownTypes;
namespace Google.Protobuf
{
/// <summary>
/// Tests around the generated TestAllTypes message.
/// </summary>
public class GeneratedMessageTest
{
[Test]
public void EmptyMessageFieldDistinctFromMissingMessageField()
{
// This demonstrates what we're really interested in...
var message1 = new TestAllTypes { SingleForeignMessage = new ForeignMessage() };
var message2 = new TestAllTypes(); // SingleForeignMessage is null
EqualityTester.AssertInequality(message1, message2);
}
[Test]
public void DefaultValues()
{
// Single fields
var message = new TestAllTypes();
Assert.AreEqual(false, message.SingleBool);
Assert.AreEqual(ByteString.Empty, message.SingleBytes);
Assert.AreEqual(0.0, message.SingleDouble);
Assert.AreEqual(0, message.SingleFixed32);
Assert.AreEqual(0L, message.SingleFixed64);
Assert.AreEqual(0.0f, message.SingleFloat);
Assert.AreEqual(ForeignEnum.ForeignUnspecified, message.SingleForeignEnum);
Assert.IsNull(message.SingleForeignMessage);
Assert.AreEqual(ImportEnum.Unspecified, message.SingleImportEnum);
Assert.IsNull(message.SingleImportMessage);
Assert.AreEqual(0, message.SingleInt32);
Assert.AreEqual(0L, message.SingleInt64);
Assert.AreEqual(TestAllTypes.Types.NestedEnum.Unspecified, message.SingleNestedEnum);
Assert.IsNull(message.SingleNestedMessage);
Assert.IsNull(message.SinglePublicImportMessage);
Assert.AreEqual(0, message.SingleSfixed32);
Assert.AreEqual(0L, message.SingleSfixed64);
Assert.AreEqual(0, message.SingleSint32);
Assert.AreEqual(0L, message.SingleSint64);
Assert.AreEqual("", message.SingleString);
Assert.AreEqual(0U, message.SingleUint32);
Assert.AreEqual(0UL, message.SingleUint64);
// Repeated fields
Assert.AreEqual(0, message.RepeatedBool.Count);
Assert.AreEqual(0, message.RepeatedBytes.Count);
Assert.AreEqual(0, message.RepeatedDouble.Count);
Assert.AreEqual(0, message.RepeatedFixed32.Count);
Assert.AreEqual(0, message.RepeatedFixed64.Count);
Assert.AreEqual(0, message.RepeatedFloat.Count);
Assert.AreEqual(0, message.RepeatedForeignEnum.Count);
Assert.AreEqual(0, message.RepeatedForeignMessage.Count);
Assert.AreEqual(0, message.RepeatedImportEnum.Count);
Assert.AreEqual(0, message.RepeatedImportMessage.Count);
Assert.AreEqual(0, message.RepeatedNestedEnum.Count);
Assert.AreEqual(0, message.RepeatedNestedMessage.Count);
Assert.AreEqual(0, message.RepeatedPublicImportMessage.Count);
Assert.AreEqual(0, message.RepeatedSfixed32.Count);
Assert.AreEqual(0, message.RepeatedSfixed64.Count);
Assert.AreEqual(0, message.RepeatedSint32.Count);
Assert.AreEqual(0, message.RepeatedSint64.Count);
Assert.AreEqual(0, message.RepeatedString.Count);
Assert.AreEqual(0, message.RepeatedUint32.Count);
Assert.AreEqual(0, message.RepeatedUint64.Count);
// Oneof fields
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.None, message.OneofFieldCase);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
}
[Test]
public void NullStringAndBytesRejected()
{
var message = new TestAllTypes();
Assert.Throws<ArgumentNullException>(() => message.SingleString = null);
Assert.Throws<ArgumentNullException>(() => message.OneofString = null);
Assert.Throws<ArgumentNullException>(() => message.SingleBytes = null);
Assert.Throws<ArgumentNullException>(() => message.OneofBytes = null);
}
[Test]
public void RoundTrip_Empty()
{
var message = new TestAllTypes();
// Without setting any values, there's nothing to write.
byte[] bytes = message.ToByteArray();
Assert.AreEqual(0, bytes.Length);
TestAllTypes parsed = TestAllTypes.Parser.ParseFrom(bytes);
Assert.AreEqual(message, parsed);
}
[Test]
public void RoundTrip_SingleValues()
{
var message = new TestAllTypes
{
SingleBool = true,
SingleBytes = ByteString.CopyFrom(1, 2, 3, 4),
SingleDouble = 23.5,
SingleFixed32 = 23,
SingleFixed64 = 1234567890123,
SingleFloat = 12.25f,
SingleForeignEnum = ForeignEnum.ForeignBar,
SingleForeignMessage = new ForeignMessage { C = 10 },
SingleImportEnum = ImportEnum.ImportBaz,
SingleImportMessage = new ImportMessage { D = 20 },
SingleInt32 = 100,
SingleInt64 = 3210987654321,
SingleNestedEnum = TestAllTypes.Types.NestedEnum.Foo,
SingleNestedMessage = new TestAllTypes.Types.NestedMessage { Bb = 35 },
SinglePublicImportMessage = new PublicImportMessage { E = 54 },
SingleSfixed32 = -123,
SingleSfixed64 = -12345678901234,
SingleSint32 = -456,
SingleSint64 = -12345678901235,
SingleString = "test",
SingleUint32 = uint.MaxValue,
SingleUint64 = ulong.MaxValue
};
byte[] bytes = message.ToByteArray();
TestAllTypes parsed = TestAllTypes.Parser.ParseFrom(bytes);
Assert.AreEqual(message, parsed);
}
[Test]
public void RoundTrip_RepeatedValues()
{
var message = new TestAllTypes
{
RepeatedBool = { true, false },
RepeatedBytes = { ByteString.CopyFrom(1, 2, 3, 4), ByteString.CopyFrom(5, 6) },
RepeatedDouble = { -12.25, 23.5 },
RepeatedFixed32 = { uint.MaxValue, 23 },
RepeatedFixed64 = { ulong.MaxValue, 1234567890123 },
RepeatedFloat = { 100f, 12.25f },
RepeatedForeignEnum = { ForeignEnum.ForeignFoo, ForeignEnum.ForeignBar },
RepeatedForeignMessage = { new ForeignMessage(), new ForeignMessage { C = 10 } },
RepeatedImportEnum = { ImportEnum.ImportBaz, ImportEnum.Unspecified },
RepeatedImportMessage = { new ImportMessage { D = 20 }, new ImportMessage { D = 25 } },
RepeatedInt32 = { 100, 200 },
RepeatedInt64 = { 3210987654321, long.MaxValue },
RepeatedNestedEnum = { TestAllTypes.Types.NestedEnum.Foo, TestAllTypes.Types.NestedEnum.Neg },
RepeatedNestedMessage = { new TestAllTypes.Types.NestedMessage { Bb = 35 }, new TestAllTypes.Types.NestedMessage { Bb = 10 } },
RepeatedPublicImportMessage = { new PublicImportMessage { E = 54 }, new PublicImportMessage { E = -1 } },
RepeatedSfixed32 = { -123, 123 },
RepeatedSfixed64 = { -12345678901234, 12345678901234 },
RepeatedSint32 = { -456, 100 },
RepeatedSint64 = { -12345678901235, 123 },
RepeatedString = { "foo", "bar" },
RepeatedUint32 = { uint.MaxValue, uint.MinValue },
RepeatedUint64 = { ulong.MaxValue, uint.MinValue }
};
byte[] bytes = message.ToByteArray();
TestAllTypes parsed = TestAllTypes.Parser.ParseFrom(bytes);
Assert.AreEqual(message, parsed);
}
// Note that not every map within map_unittest_proto3 is used. They all go through very
// similar code paths. The fact that all maps are present is validation that we have codecs
// for every type.
[Test]
public void RoundTrip_Maps()
{
var message = new TestMap
{
MapBoolBool = {
{ false, true },
{ true, false }
},
MapInt32Bytes = {
{ 5, ByteString.CopyFrom(6, 7, 8) },
{ 25, ByteString.CopyFrom(1, 2, 3, 4, 5) },
{ 10, ByteString.Empty }
},
MapInt32ForeignMessage = {
{ 0, new ForeignMessage { C = 10 } },
{ 5, new ForeignMessage() },
},
MapInt32Enum = {
{ 1, MapEnum.Bar },
{ 2000, MapEnum.Foo }
}
};
byte[] bytes = message.ToByteArray();
TestMap parsed = TestMap.Parser.ParseFrom(bytes);
Assert.AreEqual(message, parsed);
}
[Test]
public void MapWithEmptyEntry()
{
var message = new TestMap
{
MapInt32Bytes = { { 0, ByteString.Empty } }
};
byte[] bytes = message.ToByteArray();
Assert.AreEqual(2, bytes.Length); // Tag for field entry (1 byte), length of entry (0; 1 byte)
var parsed = TestMap.Parser.ParseFrom(bytes);
Assert.AreEqual(1, parsed.MapInt32Bytes.Count);
Assert.AreEqual(ByteString.Empty, parsed.MapInt32Bytes[0]);
}
[Test]
public void MapWithOnlyValue()
{
// Hand-craft the stream to contain a single entry with just a value.
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
output.WriteTag(TestMap.MapInt32ForeignMessageFieldNumber, WireFormat.WireType.LengthDelimited);
var nestedMessage = new ForeignMessage { C = 20 };
// Size of the entry (tag, size written by WriteMessage, data written by WriteMessage)
output.WriteLength(2 + nestedMessage.CalculateSize());
output.WriteTag(2, WireFormat.WireType.LengthDelimited);
output.WriteMessage(nestedMessage);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(nestedMessage, parsed.MapInt32ForeignMessage[0]);
}
[Test]
public void MapWithOnlyKey_PrimitiveValue()
{
// Hand-craft the stream to contain a single entry with just a key.
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
output.WriteTag(TestMap.MapInt32DoubleFieldNumber, WireFormat.WireType.LengthDelimited);
int key = 10;
output.WriteLength(1 + CodedOutputStream.ComputeInt32Size(key));
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(0.0, parsed.MapInt32Double[key]);
}
[Test]
public void MapWithOnlyKey_MessageValue()
{
// Hand-craft the stream to contain a single entry with just a key.
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
output.WriteTag(TestMap.MapInt32ForeignMessageFieldNumber, WireFormat.WireType.LengthDelimited);
int key = 10;
output.WriteLength(1 + CodedOutputStream.ComputeInt32Size(key));
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(new ForeignMessage(), parsed.MapInt32ForeignMessage[key]);
}
[Test]
public void MapIgnoresExtraFieldsWithinEntryMessages()
{
// Hand-craft the stream to contain a single entry with three fields
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
var key = 10; // Field 1
var value = 20; // Field 2
var extra = 30; // Field 3
// Each field can be represented in a single byte, with a single byte tag.
// Total message size: 6 bytes.
output.WriteLength(6);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value);
output.WriteTag(3, WireFormat.WireType.Varint);
output.WriteInt32(extra);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(value, parsed.MapInt32Int32[key]);
}
[Test]
public void MapFieldOrderIsIrrelevant()
{
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
var key = 10;
var value = 20;
// Each field can be represented in a single byte, with a single byte tag.
// Total message size: 4 bytes.
output.WriteLength(4);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(value, parsed.MapInt32Int32[key]);
}
[Test]
public void MapNonContiguousEntries()
{
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
// Message structure:
// Entry for MapInt32Int32
// Entry for MapStringString
// Entry for MapInt32Int32
// First entry
var key1 = 10;
var value1 = 20;
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteLength(4);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key1);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value1);
// Second entry
var key2 = "a";
var value2 = "b";
output.WriteTag(TestMap.MapStringStringFieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteLength(6); // 3 bytes per entry: tag, size, character
output.WriteTag(1, WireFormat.WireType.LengthDelimited);
output.WriteString(key2);
output.WriteTag(2, WireFormat.WireType.LengthDelimited);
output.WriteString(value2);
// Third entry
var key3 = 15;
var value3 = 25;
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteLength(4);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key3);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value3);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
var expected = new TestMap
{
MapInt32Int32 = { { key1, value1 }, { key3, value3 } },
MapStringString = { { key2, value2 } }
};
Assert.AreEqual(expected, parsed);
}
[Test]
public void DuplicateKeys_LastEntryWins()
{
var memoryStream = new MemoryStream();
var output = new CodedOutputStream(memoryStream);
var key = 10;
var value1 = 20;
var value2 = 30;
// First entry
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteLength(4);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value1);
// Second entry - same key, different value
output.WriteTag(TestMap.MapInt32Int32FieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteLength(4);
output.WriteTag(1, WireFormat.WireType.Varint);
output.WriteInt32(key);
output.WriteTag(2, WireFormat.WireType.Varint);
output.WriteInt32(value2);
output.Flush();
var parsed = TestMap.Parser.ParseFrom(memoryStream.ToArray());
Assert.AreEqual(value2, parsed.MapInt32Int32[key]);
}
[Test]
public void CloneSingleNonMessageValues()
{
var original = new TestAllTypes
{
SingleBool = true,
SingleBytes = ByteString.CopyFrom(1, 2, 3, 4),
SingleDouble = 23.5,
SingleFixed32 = 23,
SingleFixed64 = 1234567890123,
SingleFloat = 12.25f,
SingleInt32 = 100,
SingleInt64 = 3210987654321,
SingleNestedEnum = TestAllTypes.Types.NestedEnum.Foo,
SingleSfixed32 = -123,
SingleSfixed64 = -12345678901234,
SingleSint32 = -456,
SingleSint64 = -12345678901235,
SingleString = "test",
SingleUint32 = uint.MaxValue,
SingleUint64 = ulong.MaxValue
};
var clone = original.Clone();
Assert.AreNotSame(original, clone);
Assert.AreEqual(original, clone);
// Just as a single example
clone.SingleInt32 = 150;
Assert.AreNotEqual(original, clone);
}
[Test]
public void CloneRepeatedNonMessageValues()
{
var original = new TestAllTypes
{
RepeatedBool = { true, false },
RepeatedBytes = { ByteString.CopyFrom(1, 2, 3, 4), ByteString.CopyFrom(5, 6) },
RepeatedDouble = { -12.25, 23.5 },
RepeatedFixed32 = { uint.MaxValue, 23 },
RepeatedFixed64 = { ulong.MaxValue, 1234567890123 },
RepeatedFloat = { 100f, 12.25f },
RepeatedInt32 = { 100, 200 },
RepeatedInt64 = { 3210987654321, long.MaxValue },
RepeatedNestedEnum = { TestAllTypes.Types.NestedEnum.Foo, TestAllTypes.Types.NestedEnum.Neg },
RepeatedSfixed32 = { -123, 123 },
RepeatedSfixed64 = { -12345678901234, 12345678901234 },
RepeatedSint32 = { -456, 100 },
RepeatedSint64 = { -12345678901235, 123 },
RepeatedString = { "foo", "bar" },
RepeatedUint32 = { uint.MaxValue, uint.MinValue },
RepeatedUint64 = { ulong.MaxValue, uint.MinValue }
};
var clone = original.Clone();
Assert.AreNotSame(original, clone);
Assert.AreEqual(original, clone);
// Just as a single example
clone.RepeatedDouble.Add(25.5);
Assert.AreNotEqual(original, clone);
}
[Test]
public void CloneSingleMessageField()
{
var original = new TestAllTypes
{
SingleNestedMessage = new TestAllTypes.Types.NestedMessage { Bb = 20 }
};
var clone = original.Clone();
Assert.AreNotSame(original, clone);
Assert.AreNotSame(original.SingleNestedMessage, clone.SingleNestedMessage);
Assert.AreEqual(original, clone);
clone.SingleNestedMessage.Bb = 30;
Assert.AreNotEqual(original, clone);
}
[Test]
public void CloneRepeatedMessageField()
{
var original = new TestAllTypes
{
RepeatedNestedMessage = { new TestAllTypes.Types.NestedMessage { Bb = 20 } }
};
var clone = original.Clone();
Assert.AreNotSame(original, clone);
Assert.AreNotSame(original.RepeatedNestedMessage, clone.RepeatedNestedMessage);
Assert.AreNotSame(original.RepeatedNestedMessage[0], clone.RepeatedNestedMessage[0]);
Assert.AreEqual(original, clone);
clone.RepeatedNestedMessage[0].Bb = 30;
Assert.AreNotEqual(original, clone);
}
[Test]
public void CloneOneofField()
{
var original = new TestAllTypes
{
OneofNestedMessage = new TestAllTypes.Types.NestedMessage { Bb = 20 }
};
var clone = original.Clone();
Assert.AreNotSame(original, clone);
Assert.AreEqual(original, clone);
// We should have cloned the message
original.OneofNestedMessage.Bb = 30;
Assert.AreNotEqual(original, clone);
}
[Test]
public void OneofProperties()
{
// Switch the oneof case between each of the different options, and check everything behaves
// as expected in each case.
var message = new TestAllTypes();
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.None, message.OneofFieldCase);
message.OneofString = "sample";
Assert.AreEqual("sample", message.OneofString);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofString, message.OneofFieldCase);
var bytes = ByteString.CopyFrom(1, 2, 3);
message.OneofBytes = bytes;
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual(bytes, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofBytes, message.OneofFieldCase);
message.OneofUint32 = 20;
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(20, message.OneofUint32);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofUint32, message.OneofFieldCase);
var nestedMessage = new TestAllTypes.Types.NestedMessage { Bb = 25 };
message.OneofNestedMessage = nestedMessage;
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.AreEqual(nestedMessage, message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofNestedMessage, message.OneofFieldCase);
message.ClearOneofField();
Assert.AreEqual("", message.OneofString);
Assert.AreEqual(0, message.OneofUint32);
Assert.AreEqual(ByteString.Empty, message.OneofBytes);
Assert.IsNull(message.OneofNestedMessage);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.None, message.OneofFieldCase);
}
[Test]
public void Oneof_DefaultValuesNotEqual()
{
var message1 = new TestAllTypes { OneofString = "" };
var message2 = new TestAllTypes { OneofUint32 = 0 };
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofString, message1.OneofFieldCase);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofUint32, message2.OneofFieldCase);
Assert.AreNotEqual(message1, message2);
}
[Test]
public void OneofSerialization_NonDefaultValue()
{
var message = new TestAllTypes();
message.OneofString = "this would take a bit of space";
message.OneofUint32 = 10;
var bytes = message.ToByteArray();
Assert.AreEqual(3, bytes.Length); // 2 bytes for the tag + 1 for the value - no string!
var message2 = TestAllTypes.Parser.ParseFrom(bytes);
Assert.AreEqual(message, message2);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofUint32, message2.OneofFieldCase);
}
[Test]
public void OneofSerialization_DefaultValue()
{
var message = new TestAllTypes();
message.OneofString = "this would take a bit of space";
message.OneofUint32 = 0; // This is the default value for UInt32; normally wouldn't be serialized
var bytes = message.ToByteArray();
Assert.AreEqual(3, bytes.Length); // 2 bytes for the tag + 1 for the value - it's still serialized
var message2 = TestAllTypes.Parser.ParseFrom(bytes);
Assert.AreEqual(message, message2);
Assert.AreEqual(TestAllTypes.OneofFieldOneofCase.OneofUint32, message2.OneofFieldCase);
}
[Test]
public void DiscardUnknownFields_RealDataStillRead()
{
var message = SampleMessages.CreateFullTestAllTypes();
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
var unusedFieldNumber = 23456;
Assert.IsFalse(TestAllTypes.Descriptor.Fields.InDeclarationOrder().Select(x => x.FieldNumber).Contains(unusedFieldNumber));
output.WriteTag(unusedFieldNumber, WireFormat.WireType.LengthDelimited);
output.WriteString("ignore me");
message.WriteTo(output);
output.Flush();
stream.Position = 0;
var parsed = TestAllTypes.Parser.ParseFrom(stream);
// TODO(jieluo): Add test back after DiscardUnknownFields is supported
// Assert.AreEqual(message, parsed);
}
[Test]
public void DiscardUnknownFields_AllTypes()
{
// Simple way of ensuring we can skip all kinds of fields.
var data = SampleMessages.CreateFullTestAllTypes().ToByteArray();
var empty = Empty.Parser.ParseFrom(data);
// TODO(jieluo): Add test back after DiscardUnknownField is supported.
// Assert.AreEqual(new Empty(), empty);
}
// This was originally seen as a conformance test failure.
[Test]
public void TruncatedMessageFieldThrows()
{
// 130, 3 is the message tag
// 1 is the data length - but there's no data.
var data = new byte[] { 130, 3, 1 };
Assert.Throws<InvalidProtocolBufferException>(() => TestAllTypes.Parser.ParseFrom(data));
}
/// <summary>
/// Demonstrates current behaviour with an extraneous end group tag - see issue 688
/// for details; we may want to change this.
/// </summary>
[Test]
public void ExtraEndGroupThrows()
{
var message = SampleMessages.CreateFullTestAllTypes();
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
output.WriteTag(TestAllTypes.SingleFixed32FieldNumber, WireFormat.WireType.Fixed32);
output.WriteFixed32(123);
output.WriteTag(100, WireFormat.WireType.EndGroup);
output.Flush();
stream.Position = 0;
Assert.Throws<InvalidProtocolBufferException>(() => TestAllTypes.Parser.ParseFrom(stream));
}
[Test]
public void CustomDiagnosticMessage_DirectToStringCall()
{
var message = new ForeignMessage { C = 31 };
Assert.AreEqual("{ \"c\": 31, \"@cInHex\": \"1f\" }", message.ToString());
Assert.AreEqual("{ \"c\": 31 }", JsonFormatter.Default.Format(message));
}
[Test]
public void CustomDiagnosticMessage_Nested()
{
var message = new TestAllTypes { SingleForeignMessage = new ForeignMessage { C = 16 } };
Assert.AreEqual("{ \"singleForeignMessage\": { \"c\": 16, \"@cInHex\": \"10\" } }", message.ToString());
Assert.AreEqual("{ \"singleForeignMessage\": { \"c\": 16 } }", JsonFormatter.Default.Format(message));
}
[Test]
public void CustomDiagnosticMessage_DirectToTextWriterCall()
{
var message = new ForeignMessage { C = 31 };
var writer = new StringWriter();
JsonFormatter.Default.Format(message, writer);
Assert.AreEqual("{ \"c\": 31 }", writer.ToString());
}
}
}