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#include <library/cpp/testing/gtest/gtest.h>
#include <library/cpp/yt/misc/compare.h>
namespace NYT {
namespace {
////////////////////////////////////////////////////////////////////////////////
TEST(TCompareTest, TernaryCompare)
{
EXPECT_EQ(TernaryCompare(123, 123), 0);
EXPECT_EQ(TernaryCompare(10, 20), -1);
EXPECT_EQ(TernaryCompare(20, 10), +1);
EXPECT_EQ(TernaryCompare(std::nan("1"), std::nan("1")), +1);
EXPECT_EQ(TernaryCompare(std::nan("1"), std::nan("2")), +1);
EXPECT_EQ(TernaryCompare(std::nan("1"), 123.0), +1);
EXPECT_EQ(TernaryCompare(123.0, std::nan("1")), +1);
}
TEST(TCompareTest, NaNSafeTernaryCompare)
{
EXPECT_EQ(NaNSafeTernaryCompare(std::nan("1"), std::nan("1")), 0);
EXPECT_EQ(NaNSafeTernaryCompare(std::nan("1"), std::nan("2")), 0);
EXPECT_EQ(NaNSafeTernaryCompare(123.0, std::nan("1")), -1);
EXPECT_EQ(NaNSafeTernaryCompare(std::nan("1"), 123.0), +1);
}
////////////////////////////////////////////////////////////////////////////////
template <class T>
class TTernaryCompareStringTest
: public ::testing::Test
{ };
TYPED_TEST_SUITE_P(TTernaryCompareStringTest);
TYPED_TEST_P(TTernaryCompareStringTest, Compare)
{
EXPECT_EQ(TernaryCompare(TypeParam("abc"), TypeParam("abc")), 0);
EXPECT_EQ(TernaryCompare(TypeParam("x"), TypeParam("y")), -1);
EXPECT_EQ(TernaryCompare(TypeParam("y"), TypeParam("x")), +1);
}
REGISTER_TYPED_TEST_SUITE_P(TTernaryCompareStringTest, Compare);
using TTernaryCompareStringTestTypes = ::testing::Types<
TString,
TStringBuf,
std::string,
std::string_view
>;
INSTANTIATE_TYPED_TEST_SUITE_P(
TypeParametrized,
TTernaryCompareStringTest,
TTernaryCompareStringTestTypes);
////////////////////////////////////////////////////////////////////////////////
} // namespace
} // namespace NYT
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