public void UnknownFieldInWrapperInt64SlowPath()
{
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
var wrapperTag = WireFormat.MakeTag(TestWellKnownTypes.Int64FieldFieldNumber, WireFormat.WireType.LengthDelimited);
var unknownTag = WireFormat.MakeTag(15, WireFormat.WireType.Varint);
var valueTag = WireFormat.MakeTag(Int64Value.ValueFieldNumber, WireFormat.WireType.Varint);
output.WriteTag(wrapperTag);
// Wrapper message is too short to be used on the wrapper fast-path.
output.WriteLength(4); // unknownTag + value 5 + valueType + value 6, each 1 byte
output.WriteTag(unknownTag);
output.WriteInt64((int)valueTag); // Sneakily "pretend" it's a tag when it's really a value
output.WriteTag(valueTag);
output.WriteInt64(6);
output.Flush();
Assert.Less(stream.Length, 12); // tag (1 byte) + length (1 byte) + message
stream.Position = 0;
MessageParsingHelpers.AssertReadingMessage(
TestWellKnownTypes.Parser,
stream.ToArray(),
message => Assert.AreEqual(6L, message.Int64Field));
}
public void UnknownFieldInWrapperInt64FastPath()
{
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
var wrapperTag = WireFormat.MakeTag(TestWellKnownTypes.Int64FieldFieldNumber, WireFormat.WireType.LengthDelimited);
var unknownTag = WireFormat.MakeTag(15, WireFormat.WireType.Varint);
var valueTag = WireFormat.MakeTag(Int64Value.ValueFieldNumber, WireFormat.WireType.Varint);
output.WriteTag(wrapperTag);
// Wrapper message is just long enough - 10 bytes - to use the wrapper fast-path.
output.WriteLength(11); // unknownTag + value 5 + valueType, each 1 byte, + value 0xfffffffffffff, 8 bytes
output.WriteTag(unknownTag);
output.WriteInt64((int)valueTag); // Sneakily "pretend" it's a tag when it's really a value
output.WriteTag(valueTag);
output.WriteInt64(0xfffffffffffffL);
output.Flush();
Assert.AreEqual(13, stream.Length); // tag (1 byte) + length (1 byte) + message (11 bytes)
stream.Position = 0;
MessageParsingHelpers.AssertReadingMessage(
TestWellKnownTypes.Parser,
stream.ToArray(),
message => Assert.AreEqual(0xfffffffffffffL, message.Int64Field));
}
