mosesdecoder/util/bit_packing_test.cc
2012-10-15 13:58:33 +01:00

60 lines
1.5 KiB
C++

#include "util/bit_packing.hh"
#define BOOST_TEST_MODULE BitPackingTest
#include <boost/test/unit_test.hpp>
#include <string.h>
namespace util {
namespace {
const uint64_t test57 = 0x123456789abcdefULL;
const uint32_t test25 = 0x1234567;
BOOST_AUTO_TEST_CASE(ZeroBit57) {
char mem[16];
memset(mem, 0, sizeof(mem));
WriteInt57(mem, 0, 57, test57);
BOOST_CHECK_EQUAL(test57, ReadInt57(mem, 0, 57, (1ULL << 57) - 1));
}
BOOST_AUTO_TEST_CASE(EachBit57) {
char mem[16];
for (uint8_t b = 0; b < 8; ++b) {
memset(mem, 0, sizeof(mem));
WriteInt57(mem, b, 57, test57);
BOOST_CHECK_EQUAL(test57, ReadInt57(mem, b, 57, (1ULL << 57) - 1));
}
}
BOOST_AUTO_TEST_CASE(Consecutive57) {
char mem[57+8];
memset(mem, 0, sizeof(mem));
for (uint64_t b = 0; b < 57 * 8; b += 57) {
WriteInt57(mem, b, 57, test57);
BOOST_CHECK_EQUAL(test57, ReadInt57(mem, b, 57, (1ULL << 57) - 1));
}
for (uint64_t b = 0; b < 57 * 8; b += 57) {
BOOST_CHECK_EQUAL(test57, ReadInt57(mem, b, 57, (1ULL << 57) - 1));
}
}
BOOST_AUTO_TEST_CASE(Consecutive25) {
char mem[25+8];
memset(mem, 0, sizeof(mem));
for (uint64_t b = 0; b < 25 * 8; b += 25) {
WriteInt25(mem, b, 25, test25);
BOOST_CHECK_EQUAL(test25, ReadInt25(mem, b, 25, (1ULL << 25) - 1));
}
for (uint64_t b = 0; b < 25 * 8; b += 25) {
BOOST_CHECK_EQUAL(test25, ReadInt25(mem, b, 25, (1ULL << 25) - 1));
}
}
BOOST_AUTO_TEST_CASE(Sanity) {
BitPackingSanity();
}
} // namespace
} // namespace util