better serializer tests

src/td/common/DataBuffer.cpp

@@ -40,6 +40,7 @@ DataBuffer& DataBuffer::operator>>(std::string& str) {
 	std::copy(m_Buffer.begin() + static_cast<difference_type>(m_ReadOffset),
 		m_Buffer.begin() + static_cast<difference_type>(m_ReadOffset + stringSize), str.begin());
 	m_ReadOffset += stringSize;
+	str.resize(stringSize - 1);
 	return *this;
 }
 

src/td/protocol/command/CommandSerializer.cpp

@@ -137,7 +137,8 @@ void Deserializer::DeserializeCommandData(cdata::End& a_Command) {}
 
 
 void Serializer::SerializeCommandData(const cdata::PlaceTower& a_Command) {
-	m_Buffer << (static_cast<std::uint8_t>(a_Command.m_Type) << 4 | a_Command.m_Placer & 0xF) << a_Command.m_Position;
+	m_Buffer << static_cast<std::uint8_t>((static_cast<std::uint8_t>(a_Command.m_Type) << 4 | a_Command.m_Placer & 0xF))
+			 << a_Command.m_Position;
 }
 
 void Deserializer::DeserializeCommandData(cdata::PlaceTower& a_Command) {