// Copyright (c) 2017-present, Facebook, Inc. All rights reserved. // This source code is licensed under both the GPLv2 (found in the // COPYING file in the root directory) and Apache 2.0 License // (found in the LICENSE.Apache file in the root directory). #include "test_util/testharness.h" #include "utilities/cassandra/serialize.h" namespace ROCKSDB_NAMESPACE { namespace cassandra { TEST(SerializeTest, SerializeI64) { std::string dest; Serialize<int64_t>(0, &dest); EXPECT_EQ( std::string( {'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00'}), dest); dest.clear(); Serialize<int64_t>(1, &dest); EXPECT_EQ( std::string( {'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x01'}), dest); dest.clear(); Serialize<int64_t>(-1, &dest); EXPECT_EQ( std::string( {'\xff', '\xff', '\xff', '\xff', '\xff', '\xff', '\xff', '\xff'}), dest); dest.clear(); Serialize<int64_t>(9223372036854775807, &dest); EXPECT_EQ( std::string( {'\x7f', '\xff', '\xff', '\xff', '\xff', '\xff', '\xff', '\xff'}), dest); dest.clear(); Serialize<int64_t>(-9223372036854775807, &dest); EXPECT_EQ( std::string( {'\x80', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x01'}), dest); } TEST(SerializeTest, DeserializeI64) { std::string dest; std::size_t offset = dest.size(); Serialize<int64_t>(0, &dest); EXPECT_EQ(0, Deserialize<int64_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int64_t>(1, &dest); EXPECT_EQ(1, Deserialize<int64_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int64_t>(-1, &dest); EXPECT_EQ(-1, Deserialize<int64_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int64_t>(-9223372036854775807, &dest); EXPECT_EQ(-9223372036854775807, Deserialize<int64_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int64_t>(9223372036854775807, &dest); EXPECT_EQ(9223372036854775807, Deserialize<int64_t>(dest.c_str(), offset)); } TEST(SerializeTest, SerializeI32) { std::string dest; Serialize<int32_t>(0, &dest); EXPECT_EQ( std::string( {'\x00', '\x00', '\x00', '\x00'}), dest); dest.clear(); Serialize<int32_t>(1, &dest); EXPECT_EQ( std::string( {'\x00', '\x00', '\x00', '\x01'}), dest); dest.clear(); Serialize<int32_t>(-1, &dest); EXPECT_EQ( std::string( {'\xff', '\xff', '\xff', '\xff'}), dest); dest.clear(); Serialize<int32_t>(2147483647, &dest); EXPECT_EQ( std::string( {'\x7f', '\xff', '\xff', '\xff'}), dest); dest.clear(); Serialize<int32_t>(-2147483648LL, &dest); EXPECT_EQ( std::string( {'\x80', '\x00', '\x00', '\x00'}), dest); } TEST(SerializeTest, DeserializeI32) { std::string dest; std::size_t offset = dest.size(); Serialize<int32_t>(0, &dest); EXPECT_EQ(0, Deserialize<int32_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int32_t>(1, &dest); EXPECT_EQ(1, Deserialize<int32_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int32_t>(-1, &dest); EXPECT_EQ(-1, Deserialize<int32_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int32_t>(2147483647, &dest); EXPECT_EQ(2147483647, Deserialize<int32_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int32_t>(-2147483648LL, &dest); EXPECT_EQ(-2147483648LL, Deserialize<int32_t>(dest.c_str(), offset)); } TEST(SerializeTest, SerializeI8) { std::string dest; Serialize<int8_t>(0, &dest); EXPECT_EQ(std::string({'\x00'}), dest); dest.clear(); Serialize<int8_t>(1, &dest); EXPECT_EQ(std::string({'\x01'}), dest); dest.clear(); Serialize<int8_t>(-1, &dest); EXPECT_EQ(std::string({'\xff'}), dest); dest.clear(); Serialize<int8_t>(127, &dest); EXPECT_EQ(std::string({'\x7f'}), dest); dest.clear(); Serialize<int8_t>(-128, &dest); EXPECT_EQ(std::string({'\x80'}), dest); } TEST(SerializeTest, DeserializeI8) { std::string dest; std::size_t offset = dest.size(); Serialize<int8_t>(0, &dest); EXPECT_EQ(0, Deserialize<int8_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int8_t>(1, &dest); EXPECT_EQ(1, Deserialize<int8_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int8_t>(-1, &dest); EXPECT_EQ(-1, Deserialize<int8_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int8_t>(127, &dest); EXPECT_EQ(127, Deserialize<int8_t>(dest.c_str(), offset)); offset = dest.size(); Serialize<int8_t>(-128, &dest); EXPECT_EQ(-128, Deserialize<int8_t>(dest.c_str(), offset)); } } // namespace cassandra } // namespace ROCKSDB_NAMESPACE int main(int argc, char** argv) { ::testing::InitGoogleTest(&argc, argv); return RUN_ALL_TESTS(); }