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#include "include/gtest/gtest.h"
#include "utils/utilities.h"

#include <fstream>
#include <iostream>

using namespace lbcrypto;

TEST(Utilities, IsPowerOfTwo) {
    std::vector<usint> powers_of_two{1, 2, 4, 8, 16, 32, 512, 1024, 2048, 4096, 16384, 32768};
    std::vector<usint> not_powers_of_two{0, 3, 5, 7, 9, 31, 33, 1025, 4095};

    for (auto power_of_two : powers_of_two) {
        EXPECT_TRUE(IsPowerOfTwo(power_of_two));
    }

    for (auto not_power_of_two : not_powers_of_two) {
        EXPECT_FALSE(IsPowerOfTwo(not_power_of_two));
    }
}
