util/digest/fnv_ut.cpp


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#include "fnv.h" 
 
#include <library/cpp/testing/unittest/registar.h>
 
Y_UNIT_TEST_SUITE(TFnvTest) { 
    Y_UNIT_TEST(TestFnv32) { 
        const auto h32 = ULL(2849763999);
        UNIT_ASSERT_EQUAL(FnvHash<ui32>("1234567", 7), h32); 
        UNIT_ASSERT_EQUAL(FnvHash<ui32>(TStringBuf("1234567")), h32); 
 
        UNIT_ASSERT_EQUAL(FnvHash<ui32>(nullptr, 0), FNV32INIT); 
        UNIT_ASSERT_EQUAL(FnvHash<ui32>(TStringBuf()), FNV32INIT); 
    } 
 
    Y_UNIT_TEST(TestFnv64) { 
        const auto h64 = ULL(2449551094593701855); 
        UNIT_ASSERT_EQUAL(FnvHash<ui64>("1234567", 7), h64); 
        UNIT_ASSERT_EQUAL(FnvHash<ui64>(TStringBuf("1234567")), h64); 

        UNIT_ASSERT_EQUAL(FnvHash<ui64>(nullptr, 0), FNV64INIT); 
        UNIT_ASSERT_EQUAL(FnvHash<ui64>(TStringBuf()), FNV64INIT); 
    } 
};