diff options
Diffstat (limited to 'csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs')
-rw-r--r-- | csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs b/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs index d2a07057..fbc0ff07 100644 --- a/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs +++ b/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs @@ -322,5 +322,28 @@ namespace Google.Protobuf.WellKnownTypes // A normal implementation would have 0 now, as the explicit default would have been overwritten the 5. Assert.AreEqual(5, message.Int32Field); } + + [Test] + public void UnknownFieldInWrapper() + { + var stream = new MemoryStream(); + var output = new CodedOutputStream(stream); + var wrapperTag = WireFormat.MakeTag(TestWellKnownTypes.Int32FieldFieldNumber, WireFormat.WireType.LengthDelimited); + var unknownTag = WireFormat.MakeTag(15, WireFormat.WireType.Varint); + var valueTag = WireFormat.MakeTag(Int32Value.ValueFieldNumber, WireFormat.WireType.Varint); + + output.WriteTag(wrapperTag); + output.WriteLength(4); // unknownTag + value 5 + valueType + value 6, each 1 byte + output.WriteTag(unknownTag); + output.WriteInt32((int) valueTag); // Sneakily "pretend" it's a tag when it's really a value + output.WriteTag(valueTag); + output.WriteInt32(6); + + output.Flush(); + stream.Position = 0; + + var message = TestWellKnownTypes.Parser.ParseFrom(stream); + Assert.AreEqual(6, message.Int32Field); + } } } |