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#include <cassert>
#include <cstdlib>
#include <ncurses.h>
#include <ncurses/colors.hpp>
using uc = unsigned char;
void test_color(int index, uc r, uc g, uc b) {
short r_, g_, b_;
assert(color_content(static_cast<short>(index), &r_, &g_, &b_) == OK);
assert(static_cast<unsigned char>(ncurses::curses_to_rgb(r_) == r));
assert(static_cast<unsigned char>(ncurses::curses_to_rgb(g_) == g));
assert(static_cast<unsigned char>(ncurses::curses_to_rgb(b_) == b));
}
void test_color_pair(int index, int a_index, int a_r, int a_g, int a_b,
int b_index, int b_r, int b_g, int b_b) {
short a_index_, a_r_, a_g_, a_b_, b_index_, b_r_, b_g_, b_b_;
assert(pair_content(index, &a_index_, &b_index_) == OK);
assert(a_index_ == a_index && b_index_ == b_index);
test_color(a_index, a_r, a_g, a_b);
test_color(b_index, b_r, b_g, b_b);
}
int main(int argc, char *argv[]) {
initscr();
if (has_colors() == FALSE) {
endwin();
std::exit(1);
}
start_color();
uc i = 0;
while (1) {
assert(i == ncurses::curses_to_rgb(ncurses::rgb_to_curses(i)));
if (i == 255)
break;
i++;
}
// TODO: what if user wants to use color/pair as rvalue, or instantiate it as
// a variable? Problem is current realization only accepts api as above.
// Should I forbid anything else or somehow extend functionality?
endwin();
return 0;
}
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