#include "munit.h"
#include "bit_lib.h"

static MunitResult
test_bit_count_basic(const MunitParameter params[], void *data) {
    (void) params; (void) data;

    munit_assert_int(bit_count(0), ==, 0);          // 0b0
    munit_assert_int(bit_count(1), ==, 1);          // 0b1
    munit_assert_int(bit_count(2), ==, 1);          // 0b10
    munit_assert_int(bit_count(3), ==, 2);          // 0b11
    munit_assert_int(bit_count(15), ==, 4);         // 0b1111
    munit_assert_int(bit_count(16), ==, 1);         // 0b10000
    munit_assert_int(bit_count(255), ==, 8);        // 0b11111111

    return MUNIT_OK;
}

static const MunitTest tests[] = {
    { "/bit_count/basic", test_bit_count_basic, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL },
    { NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL }
};

static const MunitSuite suite = {
   NULL, tests, NULL, 1, MUNIT_SUITE_OPTION_NONE
};

int main(int argc, const char *argv[]) {
    return munit_suite_main(&suite, (void*) "", argc, (char * const*) argv);
}