tests for school assignment

rational_test2.cpp

#include <iostream>
#include <cassert>
using namespace std;
#include "Rational.h"

int main()
{
    Rational c(7,3), d(3,9), x;

    // test == and != operator
    // 2/4 should be equal to 1/2 since they reduce to the same value
    Rational r1(2,4), r2(1,2), r3(3,7);
    assert(r1 == r2);
    // since assert will call abort() if it fails, this next line prints only if the above assertion passes
    // the funky chars in that string will output as green in the console (don't know bout Windows though)
    cout << "\e[1;32m  == operator passed\e[0m" << endl;
    assert(r1 != r3);
    cout << "\e[1;32m  != operator passed\e[0m" << endl;

    // test + operator
    x = c + d;
    Rational addition_result(8,3);
    assert(x == addition_result);
    cout << "\e[1;32m  + operator passed\e[0m" << endl;

    // test - operator
    x = c - d;
    Rational subtraction_result(2,1);
    assert(x == subtraction_result);
    cout << "\e[1;32m  - operator passed\e[0m" << endl;

    // test * operator
    x = c * d;
    Rational multiplication_result(7,9);
    assert(x == multiplication_result);
    cout << "\e[1;32m  * operator passed\e[0m" << endl;

    // test / operator
    x = c / d;
    Rational division_result(7,1);
    assert(x == division_result);
    cout << "\e[1;32m  / operator passed\e[0m" << endl;

    // test > and < operators
    assert(c > d);
    cout << "\e[1;32m  > operator passed\e[0m" << endl;
    assert(d < c);
    cout << "\e[1;32m  < operator passed\e[0m" << endl;

    // TODO: test << operator
    cout << "\e[1;33m  TODO: test << operator\e[0m" << endl;

    return 0;
}