#ifdef TEST

#include "unity.h"

#include "inputHandling.h"
char halloWelt[]="Hallo Welt";
char halloWelt2[]="Hallo  Welt";
char halloWelt3[]="Ha  llo  W el t ";
char halloWelt4[]="Ha\n\nllo \r W el\r\r t ";
calc_op formula = {0};

void setUp(void)
{
  formula.functionsType = opNotSupported;
}

void tearDown(void)
{
}

void test_inputHandling_deleteOneWhiteSpace(void)
{
    deleteWhitespace(halloWelt, 10);
    TEST_ASSERT_EQUAL_STRING("HalloWelt", halloWelt);
}

void test_inputHandling_deleteTwoWhiteSpaces(void)
{
    deleteWhitespace(halloWelt2, 11);
    TEST_ASSERT_EQUAL_STRING("HalloWelt", halloWelt2);
}

void test_inputHandling_deleteManyWhiteSpaces(void)
{
    deleteWhitespace(halloWelt3, 16);
    TEST_ASSERT_EQUAL_STRING("HalloWelt", halloWelt3);
}

void test_inputHandling_deleteAllOtherCharacter(void)
{
    deleteWhitespace(halloWelt4, 19);
    TEST_ASSERT_EQUAL_STRING("HalloWelt", halloWelt4);
}

void test_inputHandling_findAddFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator("4+5", 3);
    TEST_ASSERT_TRUE(opAdd == type);
}

void test_inputHandling_findSubFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator("4-5", 3);
    TEST_ASSERT_TRUE(opSub == type);
}

void test_inputHandling_findMultiFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator("4*5", 3);
    TEST_ASSERT_TRUE(opMult == type);
}

void test_inputHandling_findDivFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator("4/5", 3);
    TEST_ASSERT_TRUE(opDiv == type);
    type = opNotSupported;
    type = detectFunctionOperator("4:5", 3);
    TEST_ASSERT_TRUE(opDiv == type);
}

void test_inputHandling_findExpFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator("4^5", 3);
    TEST_ASSERT_TRUE(opExp == type);
}

void test_inputHandling_findEmptyFunctionType(void)
{
    op type = opNotSupported;
    type = detectFunctionOperator(halloWelt, 10);
    TEST_ASSERT_TRUE(opEmpty == type);
}

void test_inputHandling_getNumbersNoFormular(void)
{
    char* pnt = NULL;
    pnt = getNumbers(halloWelt, 10, &formula);
    TEST_ASSERT_NULL(pnt);
}

void test_inputHandling_getNumbersAddFormular(void)
{
    char* pnt = NULL;
    char add[] = "4+5";
    formula.functionsType = detectFunctionOperator(add,3);
    TEST_ASSERT_TRUE(formula.functionsType == opAdd);
    pnt = getNumbers(add, 3, &formula);
    showStruct(&formula);
    TEST_ASSERT_NULL(pnt);
    TEST_ASSERT_EQUAL_DOUBLE(4.0, formula.inputNumbers[0]);
    TEST_ASSERT_EQUAL_DOUBLE(5.0, formula.inputNumbers[1]);
    TEST_ASSERT_EQUAL_INT(2, formula.arrayLength);
}

void test_inputHandling_getNumbersSubFormular(void)
{
    char* pnt = NULL;
    char sub[] = "4-5";
    formula.functionsType = detectFunctionOperator(sub,3);
    TEST_ASSERT_TRUE(formula.functionsType == opSub);
    pnt = getNumbers(sub, 3, &formula);
    showStruct(&formula);
    TEST_ASSERT_NULL(pnt);
    TEST_ASSERT_EQUAL_DOUBLE(4.0, formula.inputNumbers[0]);
    TEST_ASSERT_EQUAL_DOUBLE(5.0, formula.inputNumbers[1]);
    TEST_ASSERT_EQUAL_INT(2, formula.arrayLength);
}

void test_inputHandling_getNumbersMultiFormular(void)
{
    char* pnt = NULL;
    char multi[] = "4*5";
    formula.functionsType = detectFunctionOperator(multi,3);
    TEST_ASSERT_TRUE(formula.functionsType == opMult);
    pnt = getNumbers(multi, 3, &formula);
    showStruct(&formula);
    TEST_ASSERT_NULL(pnt);
    TEST_ASSERT_EQUAL_DOUBLE(4.0, formula.inputNumbers[0]);
    TEST_ASSERT_EQUAL_DOUBLE(5.0, formula.inputNumbers[1]);
    TEST_ASSERT_EQUAL_INT(2, formula.arrayLength);
}
#endif // TEST