rectangle-union-area/main.cpp

#include <cstdlib>
#include <iostream>
#include <cassert>

#include "areas.h"


static std::vector<Rectangle> rects;

void add_rect(Coordinate x1, Coordinate y1, Coordinate x2, Coordinate y2) {
    rects.push_back({{x1,y1}, {x2,y2}, 0, 0});
}

void check_area(Unit area) {
    Unit computed = get_area_union(rects);
    std::cout << "Computed area is " << computed << std::endl;
    assert(computed == area);
}


int main() {
    srand(987192345);

    add_rect(0,0,5,4);
    check_area(20);

    add_rect(3,2,6,6);
    check_area(28);

    add_rect(1,-2,8,4);
    check_area(52);

    add_rect(2,2,7,3);
    check_area(52);

    std::cout << "All checks passed" << std::endl;
    return 0;
}