2023-2-WS_group_project_Linkes-Twix/test/test_addition.c

#ifdef TEST

#include "unity.h"

#include "addition.h"

int* nullcarry = NULL;

void setUp(void)
{
}

void tearDown(void)
{
}

void test_addition_full_adder_nullplusnullgleichnull(void)
{
    int result[1];
    int expected = 0;

    full_adder(result, nullcarry, 0, 0, 0);

    TEST_ASSERT_EQUAL_INT(expected, result[0]);
}

void test_addition_full_adder_nullplusnullgleichnullmituebertrag(void)
{
    int result[1];
    int expected = 1;

    full_adder(result, nullcarry, 0, 0, 1);

    TEST_ASSERT_EQUAL_INT(expected, result[0]);
}

void test_addition_full_adder_zahlpluszahlgleichsummeohneuebertrag(void)
{
    int result[5];
    int expected[5] = { 0, 1, 1, 1, 1};

    full_adder((result+0), nullcarry, 1, 0, 1);
    full_adder((result+1), nullcarry, 0, 1, 0);
    full_adder((result+2), nullcarry, 1, 0, 0);
    full_adder((result+3), nullcarry, 0, 0, 1);
    full_adder((result+4), nullcarry, 1, 1, 1);

    TEST_ASSERT_EQUAL_INT(expected[0], result[0]);
    TEST_ASSERT_EQUAL_INT(expected[1], result[1]);
    TEST_ASSERT_EQUAL_INT(expected[2], result[2]);
    TEST_ASSERT_EQUAL_INT(expected[3], result[3]);
    TEST_ASSERT_EQUAL_INT(expected[4], result[4]);
}

#endif // TEST