RomanNumber rnAdd(RomanNumber number1, RomanNumber number2) {
RomanNumber returnValue;
rnRemoveSubtractive(&number1);
rnRemoveSubtractive(&number2);
returnValue = rnConcatinate(number1, number2);
rnSort(&returnValue);
rnConsolidate(&returnValue);
rnRewriteSubtractive(&returnValue);
return returnValue;
}
RomanNumber rnSubtract(RomanNumber number1, RomanNumber number2) {
rnRemoveSubtractive(&number1);
rnRemoveSubtractive(&number2);
rnEliminateDuplicates(&number1, &number2);
while (number2.Size > 0) {
rnBreakdownDigit(&number1, &number2);
rnEliminateDuplicates(&number1, &number2);
}
rnConsolidate(&number1);
rnRewriteSubtractive(&number1);
return number1;
}
} END_TEST
/*************** Testing Remove Subtractive with complex value ****************/
START_TEST(substitute_for_any_subtractives_complex_subtractive_value) {
RomanNumber rn = newRomanNumber("MCMXCIX");
rnRemoveSubtractive(&rn);
ck_assert_str_eq("MDCCCCLXXXXVIIII", to_string(rn));
} END_TEST
} END_TEST
/* Testing a simple number consisting of only a single value needing conversion */
START_TEST(substitute_for_any_subtractives_simple_subtractive_value) {
RomanNumber rn = newRomanNumber("IV");
rnRemoveSubtractive(&rn);
ck_assert_str_eq("IIII", to_string(rn));
} END_TEST
} END_TEST
/*** A single digit can not be out of order, so it should not change value ****/
START_TEST(substitute_for_any_subtractives_single_digit_value) {
RomanNumber rn = newRomanNumber("I");
rnRemoveSubtractive(&rn);
ck_assert_str_eq("I", to_string(rn));
} END_TEST
} END_TEST
/********* Testing Remove Subtractive with static and changing values *********/
/** Also testing subtractive value two values above subtractor instead of one */
START_TEST(substitute_for_any_subtractives_with_changing_and_nonchanging_values) {
RomanNumber rn = newRomanNumber("XIX");
rnRemoveSubtractive(&rn);
ck_assert_str_eq("XVIIII", to_string(rn));
} END_TEST
} END_TEST
/*******************************************************************************
* Substitute for any subtractives in value *
******************************************************************************/
/******* Create a function to rewrite value into additive only notation *******/
START_TEST(substitute_for_any_subtractives_in_value) {
RomanNumber rn = newRomanNumber("MDCLXVI");
char *before, *after;
before = to_string(rn);
rnRemoveSubtractive(&rn);
after = to_string(rn);
ck_assert_str_eq(before, after);
} END_TEST
