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

#ifdef TEST

#include "unity.h"

#include "reihen.h"
#include "exponent.h"
#include "logarithmus.h"

void setUp(void)
{
}

void tearDown(void)
{
}

void test_Exponent_with_positive_number(void){
    double r1, r2, r3;

    r1 = exponential(0.0);
    r2 = exponential(1.0);
    r3 = exponential(2.0);

    TEST_ASSERT_EQUAL_DOUBLE(1.0, r1);
    TEST_ASSERT_DOUBLE_WITHIN(0.0001, 2.718282, r2);
    TEST_ASSERT_DOUBLE_WITHIN(0.0001, 7.389056, r3);
}

void test_Exponent_with_negative_number(void){
    double r1, r2, r3;

    r1 = exponential(-1.0);
    r2 = exponential(-2.0);

    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 0.367879, r1);
    TEST_ASSERT_DOUBLE_WITHIN(0.000001, 0.135335, r2);
}

#endif // TEST