mosesdecoder/util/probing_hash_table_test.cc
Kenneth Heafield 974a708ddd Updated kenlm 96ef3f2c11.
Invalidates old gcc and 32-bit formats, replacing these with one consistent format: 64-bit new gcc.  Backwards compatible with these files.
2011-11-17 19:12:19 +00:00

48 lines
958 B
C++

#include "util/probing_hash_table.hh"
#include <stdint.h>
#define BOOST_TEST_MODULE ProbingHashTableTest
#include <boost/test/unit_test.hpp>
#include <boost/functional/hash.hpp>
namespace util {
namespace {
struct Entry {
unsigned char key;
typedef unsigned char Key;
unsigned char GetKey() const {
return key;
}
uint64_t GetValue() const {
return value;
}
uint64_t value;
};
typedef ProbingHashTable<Entry, boost::hash<unsigned char> > Table;
BOOST_AUTO_TEST_CASE(simple) {
char mem[Table::Size(10, 1.2)];
memset(mem, 0, sizeof(mem));
Table table(mem, sizeof(mem));
const Entry *i = NULL;
BOOST_CHECK(!table.Find(2, i));
Entry to_ins;
to_ins.key = 3;
to_ins.value = 328920;
table.Insert(to_ins);
BOOST_REQUIRE(table.Find(3, i));
BOOST_CHECK_EQUAL(3, i->GetKey());
BOOST_CHECK_EQUAL(static_cast<uint64_t>(328920), i->GetValue());
BOOST_CHECK(!table.Find(2, i));
}
} // namespace
} // namespace util