homework-jianmu/source/util/test/encodeTest.cpp

201 lines
6.8 KiB
C++

#include <iostream>
#include "gtest/gtest.h"
#include "encode.h"
#define BUF_SIZE 64
td_endian_t endian_arr[2] = {TD_LITTLE_ENDIAN, TD_BIG_ENDIAN};
static int encode(SCoder *pCoder, int8_t val) { return tEncodeI8(pCoder, val); }
static int encode(SCoder *pCoder, uint8_t val) { return tEncodeU8(pCoder, val); }
static int encode(SCoder *pCoder, int16_t val) { return tEncodeI16(pCoder, val); }
static int encode(SCoder *pCoder, uint16_t val) { return tEncodeU16(pCoder, val); }
static int encode(SCoder *pCoder, int32_t val) { return tEncodeI32(pCoder, val); }
static int encode(SCoder *pCoder, uint32_t val) { return tEncodeU32(pCoder, val); }
static int encode(SCoder *pCoder, int64_t val) { return tEncodeI64(pCoder, val); }
static int encode(SCoder *pCoder, uint64_t val) { return tEncodeU64(pCoder, val); }
static int decode(SCoder *pCoder, int8_t *val) { return tDecodeI8(pCoder, val); }
static int decode(SCoder *pCoder, uint8_t *val) { return tDecodeU8(pCoder, val); }
static int decode(SCoder *pCoder, int16_t *val) { return tDecodeI16(pCoder, val); }
static int decode(SCoder *pCoder, uint16_t *val) { return tDecodeU16(pCoder, val); }
static int decode(SCoder *pCoder, int32_t *val) { return tDecodeI32(pCoder, val); }
static int decode(SCoder *pCoder, uint32_t *val) { return tDecodeU32(pCoder, val); }
static int decode(SCoder *pCoder, int64_t *val) { return tDecodeI64(pCoder, val); }
static int decode(SCoder *pCoder, uint64_t *val) { return tDecodeU64(pCoder, val); }
static int encodev(SCoder *pCoder, int8_t val) { return tEncodeI8(pCoder, val); }
static int encodev(SCoder *pCoder, uint8_t val) { return tEncodeU8(pCoder, val); }
static int encodev(SCoder *pCoder, int16_t val) { return tEncodeI16v(pCoder, val); }
static int encodev(SCoder *pCoder, uint16_t val) { return tEncodeU16v(pCoder, val); }
static int encodev(SCoder *pCoder, int32_t val) { return tEncodeI32v(pCoder, val); }
static int encodev(SCoder *pCoder, uint32_t val) { return tEncodeU32v(pCoder, val); }
static int encodev(SCoder *pCoder, int64_t val) { return tEncodeI64v(pCoder, val); }
static int encodev(SCoder *pCoder, uint64_t val) { return tEncodeU64v(pCoder, val); }
static int decodev(SCoder *pCoder, int8_t *val) { return tDecodeI8(pCoder, val); }
static int decodev(SCoder *pCoder, uint8_t *val) { return tDecodeU8(pCoder, val); }
static int decodev(SCoder *pCoder, int16_t *val) { return tDecodeI16v(pCoder, val); }
static int decodev(SCoder *pCoder, uint16_t *val) { return tDecodeU16v(pCoder, val); }
static int decodev(SCoder *pCoder, int32_t *val) { return tDecodeI32v(pCoder, val); }
static int decodev(SCoder *pCoder, uint32_t *val) { return tDecodeU32v(pCoder, val); }
static int decodev(SCoder *pCoder, int64_t *val) { return tDecodeI64v(pCoder, val); }
static int decodev(SCoder *pCoder, uint64_t *val) { return tDecodeU64v(pCoder, val); }
template <typename T>
static void simple_encode_decode_func(bool var_len) {
uint8_t buf[BUF_SIZE];
SCoder coder;
T min_val, max_val;
T step = 1;
if (typeid(T) == typeid(int8_t)) {
min_val = INT8_MIN;
max_val = INT8_MAX;
step = 1;
} else if (typeid(T) == typeid(uint8_t)) {
min_val = 0;
max_val = UINT8_MAX;
step = 1;
} else if (typeid(T) == typeid(int16_t)) {
min_val = INT16_MIN;
max_val = INT16_MAX;
step = 1;
} else if (typeid(T) == typeid(uint16_t)) {
min_val = 0;
max_val = UINT16_MAX;
step = 1;
} else if (typeid(T) == typeid(int32_t)) {
min_val = INT32_MIN;
max_val = INT32_MAX;
step = ((T)1) << 16;
} else if (typeid(T) == typeid(uint32_t)) {
min_val = 0;
max_val = UINT32_MAX;
step = ((T)1) << 16;
} else if (typeid(T) == typeid(int64_t)) {
min_val = INT64_MIN;
max_val = INT64_MAX;
step = ((T)1) << 48;
} else if (typeid(T) == typeid(uint64_t)) {
min_val = 0;
max_val = UINT64_MAX;
step = ((T)1) << 48;
}
T i = min_val;
for (;; /*T i = min_val; i <= max_val; i += step*/) {
T dval;
// Encode NULL
for (td_endian_t endian : endian_arr) {
tCoderInit(&coder, endian, NULL, 0, TD_ENCODER);
if (var_len) {
GTEST_ASSERT_EQ(encodev(&coder, i), 0);
} else {
GTEST_ASSERT_EQ(encode(&coder, i), 0);
GTEST_ASSERT_EQ(coder.pos, sizeof(T));
}
tCoderClear(&coder);
}
// Encode and decode
for (td_endian_t e_endian : endian_arr) {
for (td_endian_t d_endian : endian_arr) {
// Encode
tCoderInit(&coder, e_endian, buf, BUF_SIZE, TD_ENCODER);
if (var_len) {
GTEST_ASSERT_EQ(encodev(&coder, i), 0);
} else {
GTEST_ASSERT_EQ(encode(&coder, i), 0);
GTEST_ASSERT_EQ(coder.pos, sizeof(T));
}
int32_t epos = coder.pos;
tCoderClear(&coder);
// Decode
tCoderInit(&coder, d_endian, buf, BUF_SIZE, TD_DECODER);
if (var_len) {
GTEST_ASSERT_EQ(decodev(&coder, &dval), 0);
} else {
GTEST_ASSERT_EQ(decode(&coder, &dval), 0);
GTEST_ASSERT_EQ(coder.pos, sizeof(T));
}
GTEST_ASSERT_EQ(coder.pos, epos);
if (typeid(T) == typeid(int8_t) || typeid(T) == typeid(uint8_t) || e_endian == d_endian) {
GTEST_ASSERT_EQ(i, dval);
}
tCoderClear(&coder);
}
}
if (i == max_val) break;
if (max_val - i < step) {
i = max_val;
} else {
i = i + step;
}
}
}
TEST(td_encode_test, encode_decode_fixed_len_integer) {
simple_encode_decode_func<int8_t>(false);
simple_encode_decode_func<uint8_t>(false);
simple_encode_decode_func<int16_t>(false);
simple_encode_decode_func<uint16_t>(false);
simple_encode_decode_func<int32_t>(false);
simple_encode_decode_func<uint32_t>(false);
simple_encode_decode_func<int64_t>(false);
simple_encode_decode_func<uint64_t>(false);
}
TEST(td_encode_test, encode_decode_variant_len_integer) {
simple_encode_decode_func<int16_t>(true);
simple_encode_decode_func<uint16_t>(true);
simple_encode_decode_func<int32_t>(true);
simple_encode_decode_func<uint32_t>(true);
simple_encode_decode_func<int64_t>(true);
simple_encode_decode_func<uint64_t>(true);
}
TEST(td_encode_test, encode_decode_cstr) {
uint8_t * buf = new uint8_t[1024 * 1024];
char * cstr = new char[1024 * 1024];
const char *dcstr;
SCoder encoder;
SCoder decoder;
for (size_t i = 0; i < 1024 * 2 - 1; i++) {
memset(cstr, 'a', i);
cstr[i] = '\0';
for (td_endian_t endian : endian_arr) {
// Encode
tCoderInit(&encoder, endian, buf, 1024 * 1024, TD_ENCODER);
GTEST_ASSERT_EQ(tEncodeCStr(&encoder, cstr), 0);
tCoderClear(&encoder);
// Decode
tCoderInit(&decoder, endian, buf, 1024 * 1024, TD_DECODER);
GTEST_ASSERT_EQ(tDecodeCStr(&decoder, &dcstr), 0);
GTEST_ASSERT_EQ(memcmp(dcstr, cstr, i + 1), 0);
tCoderClear(&decoder);
}
}
delete buf;
delete cstr;
}