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#include <library/cpp/testing/unittest/registar.h>
 
#include <library/cpp/int128/int128.h>
 
#include <util/generic/cast.h> 
 
Y_UNIT_TEST_SUITE(I128ComparisonPositiveWithPositiveSuite) { 
    Y_UNIT_TEST(PositivePositiveGreater) { 
        UNIT_ASSERT(i128{1} > i128{0}); 
        UNIT_ASSERT(i128{2} > i128{1}); 
        UNIT_ASSERT(i128{42} > i128{0}); 
        UNIT_ASSERT(i128{42} > i128{1}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(big > i128{1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() > i128{0}); 
    } 
 
    Y_UNIT_TEST(PositivePositiveGreaterOrEqual) { 
        UNIT_ASSERT(i128{1} >= i128{0}); 
        UNIT_ASSERT(i128{2} >= i128{1}); 
        UNIT_ASSERT(i128{42} >= i128{0}); 
        UNIT_ASSERT(i128{42} >= i128{1}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(big >= i128{1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() >= i128{0}); 
 
        UNIT_ASSERT(i128{0} >= i128{0}); 
        UNIT_ASSERT(i128{1} >= i128{1}); 
        UNIT_ASSERT(i128{2} >= i128{2}); 
        UNIT_ASSERT(i128{42} >= i128{42}); 
        UNIT_ASSERT(big >= big); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() >= std::numeric_limits<i128>::max()); 
    } 
 
    Y_UNIT_TEST(PositivePositiveLess) { 
        UNIT_ASSERT(i128{0} < i128{1}); 
        UNIT_ASSERT(i128{1} < i128{2}); 
        UNIT_ASSERT(i128{0} < i128{42}); 
        UNIT_ASSERT(i128{1} < i128{42}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(i128{1} < big); 
        UNIT_ASSERT(i128{0} < std::numeric_limits<i128>::max()); 
    } 
 
    Y_UNIT_TEST(PositivePositiveLessOrEqual) { 
        UNIT_ASSERT(i128{0} <= i128{1}); 
        UNIT_ASSERT(i128{1} <= i128{2}); 
        UNIT_ASSERT(i128{0} <= i128{42}); 
        UNIT_ASSERT(i128{1} <= i128{42}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(i128{1} <= big); 
        UNIT_ASSERT(i128{0} <= std::numeric_limits<i128>::max()); 
 
        UNIT_ASSERT(i128{0} <= i128{0}); 
        UNIT_ASSERT(i128{1} <= i128{1}); 
        UNIT_ASSERT(i128{2} <= i128{2}); 
        UNIT_ASSERT(i128{42} <= i128{42}); 
        UNIT_ASSERT(big <= big); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() <= std::numeric_limits<i128>::max()); 
    } 
} 
 
Y_UNIT_TEST_SUITE(I128ComparisonPositiveWithNegativeSuite) { 
    Y_UNIT_TEST(PositiveNegativeGreater) { 
        UNIT_ASSERT(i128{0} > i128{-1}); 
        UNIT_ASSERT(i128{2} > i128{-1}); 
        UNIT_ASSERT(i128{0} > i128{-42}); 
        UNIT_ASSERT(i128{42} > i128{-1}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(big > i128{-1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() > i128{-1}); 
    } 
 
    Y_UNIT_TEST(PositiveNegativeGreaterOrEqual) { 
        UNIT_ASSERT(i128{0} >= i128{-1}); 
        UNIT_ASSERT(i128{2} >= i128{-1}); 
        UNIT_ASSERT(i128{0} >= i128{-42}); 
        UNIT_ASSERT(i128{42} >= i128{-1}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(big >= i128{-1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::max() >= i128{-1}); 
    } 
 
    Y_UNIT_TEST(NegativePositiveLess) { 
        UNIT_ASSERT(i128{-1} < i128{0}); 
        UNIT_ASSERT(i128{-1} < i128{2}); 
        UNIT_ASSERT(i128{-42} < i128{0}); 
        UNIT_ASSERT(i128{-1} < i128{42}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(i128{-1} < big); 
        UNIT_ASSERT(i128{-1} < std::numeric_limits<i128>::max()); 
    } 
 
    Y_UNIT_TEST(NegativePositiveLessOrEqual) { 
        UNIT_ASSERT(i128{-1} <= i128{0}); 
        UNIT_ASSERT(i128{-1} <= i128{2}); 
        UNIT_ASSERT(i128{-42} <= i128{0}); 
        UNIT_ASSERT(i128{-1} <= i128{42}); 
        i128 big = i128{1, 0}; 
        UNIT_ASSERT(i128{-1} <= big); 
        UNIT_ASSERT(i128{-1} <= std::numeric_limits<i128>::max()); 
    } 
} 
 
Y_UNIT_TEST_SUITE(I128ComparisonNegativeWithNegativeSuite) { 
    Y_UNIT_TEST(NegativeNegativeGreater) { 
        UNIT_ASSERT(i128{-1} > i128{-2}); 
        UNIT_ASSERT(i128{-2} > i128{-3}); 
        UNIT_ASSERT(i128{-1} > i128{-42}); 
        UNIT_ASSERT(i128{-42} > i128{-142}); 
        i128 big = -i128{1, 0}; 
        UNIT_ASSERT(i128{-1} > big); 
        UNIT_ASSERT(i128{-1} > std::numeric_limits<i128>::min()); 
    } 
 
    Y_UNIT_TEST(NegativeNegativeGreaterOrEqual) { 
        UNIT_ASSERT(i128{-1} >= i128{-2}); 
        UNIT_ASSERT(i128{-2} >= i128{-3}); 
        UNIT_ASSERT(i128{-1} >= i128{-42}); 
        UNIT_ASSERT(i128{-42} >= i128{-142}); 
        i128 big = -i128{1, 0}; 
        UNIT_ASSERT(i128{-1} >= big); 
        UNIT_ASSERT(i128{-1} >= std::numeric_limits<i128>::min()); 
    } 
 
    Y_UNIT_TEST(NegativeNegativeLess) { 
        UNIT_ASSERT(i128{-2} < i128{-1}); 
        UNIT_ASSERT(i128{-3} < i128{-2}); 
        UNIT_ASSERT(i128{-42} < i128{-1}); 
        UNIT_ASSERT(i128{-142} < i128{42}); 
        i128 big = -i128{1, 0}; 
        UNIT_ASSERT(big < i128{-1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::min() < i128{-1}); 
    } 
 
    Y_UNIT_TEST(NegativeNegativeLessOrEqual) { 
        UNIT_ASSERT(i128{-2} <= i128{-1}); 
        UNIT_ASSERT(i128{-3} <= i128{-2}); 
        UNIT_ASSERT(i128{-42} <= i128{-1}); 
        UNIT_ASSERT(i128{-142} <= i128{42}); 
        i128 big = -i128{1, 0}; 
        UNIT_ASSERT(big <= i128{-1}); 
        UNIT_ASSERT(std::numeric_limits<i128>::min() <= i128{-1}); 
    } 
}