Client/ThirdParty/fpm/tests/detail.cpp


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#include "common.hpp"
#include <fpm/math.hpp>

TEST(detail, find_highest_bit)
{
    EXPECT_EQ(0, fpm::detail::find_highest_bit(1));
    EXPECT_EQ(1, fpm::detail::find_highest_bit(2));
    EXPECT_EQ(12, fpm::detail::find_highest_bit(0x1000));
    EXPECT_EQ(23, fpm::detail::find_highest_bit(0x00FFFFFF));
    EXPECT_EQ(23, fpm::detail::find_highest_bit(0x0087BD54));
    EXPECT_EQ(28, fpm::detail::find_highest_bit(0x10000000));
    EXPECT_EQ(31, fpm::detail::find_highest_bit(0x80000000));
}