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rocksdb/utilities/cassandra/cassandra_serialize_test.cc

189 lines
4.7 KiB

// 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 "util/testharness.h"
#include "utilities/cassandra/serialize.h"
using namespace rocksdb::cassandra;
namespace rocksdb {
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
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}