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#include "sdsl/bit_vectors.hpp" // for rrr_vector
#include "gtest/gtest.h"
#include <string>
using namespace sdsl;
using namespace std;
string test_file;
namespace
{
template<class T>
class bit_vector_test : public ::testing::Test { };
using testing::Types;
typedef Types<
bit_vector,
bit_vector_il<64>,
bit_vector_il<128>,
bit_vector_il<256>,
bit_vector_il<512>,
bit_vector_il<1024>,
rrr_vector<64>,
rrr_vector<256>,
rrr_vector<129>,
rrr_vector<192>,
rrr_vector<255>,
rrr_vector<15>,
rrr_vector<31>,
rrr_vector<63>,
rrr_vector<83>,
rrr_vector<127>,
rrr_vector<128>,
sd_vector<>,
sd_vector<rrr_vector<63> >,
hyb_vector<>
> Implementations;
TYPED_TEST_CASE(bit_vector_test, Implementations);
//! Test operator[]
TYPED_TEST(bit_vector_test, access)
{
static_assert(sdsl::util::is_regular<TypeParam>::value, "Type is not regular");
bit_vector bv;
ASSERT_TRUE(load_from_file(bv, test_file));
TypeParam c_bv(bv);
ASSERT_EQ(bv.size(), c_bv.size());
for (uint64_t j=0; j < bv.size(); ++j) {
ASSERT_EQ((bool)(bv[j]), (bool)(c_bv[j]));
}
TypeParam mo_bv = TypeParam(bv);
ASSERT_EQ(bv.size(), mo_bv.size());
for (uint64_t j=0; j < bv.size(); ++j) {
ASSERT_EQ((bool)(bv[j]), (bool)(c_bv[j]));
}
}
TYPED_TEST(bit_vector_test, get_int)
{
bit_vector bv;
ASSERT_TRUE(load_from_file(bv, test_file));
TypeParam c_bv(bv);
ASSERT_EQ(bv.size(), c_bv.size());
uint8_t len = 63;
for (uint64_t j=0; j+len < bv.size(); j+=len) {
ASSERT_EQ(bv.get_int(j, len), c_bv.get_int(j, len));
}
}
TYPED_TEST(bit_vector_test, get_int_all_block_sizes)
{
bit_vector bv(10000, 0);
std::mt19937_64 rng;
std::uniform_int_distribution<uint64_t> distribution(0, 9);
auto dice = bind(distribution, rng);
for (size_t i=1001; i < bv.size(); ++i) {
if (0 == dice())
bv[i] = 1;
}
TypeParam c_bv(bv);
for (uint8_t len=1; len<=64; ++len) {
for (size_t i=0; i+len <= bv.size(); ++i) {
ASSERT_EQ(bv.get_int(i,len), c_bv.get_int(i,len))
<< "i="<<i<<" len="<<(int)len<<endl;
}
}
}
TYPED_TEST(bit_vector_test, swap)
{
bit_vector bv;
ASSERT_TRUE(load_from_file(bv, test_file));
TypeParam c_bv(bv);
ASSERT_EQ(bv.size(), c_bv.size());
TypeParam bv_empty;
ASSERT_EQ((uint64_t)0, bv_empty.size());
bv_empty.swap(c_bv);
ASSERT_EQ((uint64_t)0, c_bv.size());
ASSERT_EQ(bv.size(), bv_empty.size());
for (uint64_t j=0; j < bv.size(); ++j) {
ASSERT_EQ((bool)(bv[j]), (bool)(bv_empty[j]));
}
}
}// end namespace
int main(int argc, char* argv[])
{
::testing::InitGoogleTest(&argc, argv);
if (argc < 2) {
// LCOV_EXCL_START
cout << "Usage: " << argv[0] << " FILE " << endl;
cout << " Reads a bitvector from FILE and executes tests." << endl;
return 1;
// LCOV_EXCL_STOP
}
test_file = argv[1];
return RUN_ALL_TESTS();
}
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