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#define _POSIX_C_SOURCE 200809L
#include "yasl/yasl.h"
#include <assert.h>
#include <time.h>
struct state {
struct yasl_display *display;
struct yasl_surface *surface;
unsigned draws;
};
static void draw(struct yasl_surface *surface, struct yasl_frame *frame, void *ud)
{
struct state *state = ud;
assert(surface == state->surface && frame->surface == surface);
assert(yasl_surface_display(surface) == state->display);
assert(frame->target.pixels);
struct yasl_vector2i size = yasl_surface_size(surface);
assert(size.x == frame->target.size.x && size.y == frame->target.size.y);
for (int i = 0; i < size.x * size.y; i++) frame->target.pixels[i] = 0xff4080c0;
struct yasl_damage_list damage = {.n = -1};
assert(yasl_surface_present(surface, &frame->target, &damage));
assert(!yasl_surface_present(surface, &frame->target, &damage));
state->draws++;
yasl_surface_destroy(surface);
state->surface = NULL;
}
static void test_window(enum yasl_backend request, bool null_spec)
{
struct yasl_display_spec spec = {.backend = request};
struct state state = {.display = yasl_display_open(NULL, null_spec ? NULL : &spec)};
assert(state.display);
assert(yasl_display_backend(state.display) == YASL_BACKEND_COCOA);
struct yasl_surface_spec surface = {.title = "Native backend test", .size = {160, 100}};
state.surface = yasl_surface_create_toplevel(state.display, &surface);
assert(state.surface);
static const struct yasl_surface_cbs callbacks = {.draw = draw};
yasl_surface_set_callbacks(state.surface, &callbacks, &state);
yasl_surface_schedule_redraw(state.surface);
uint64_t deadline = yasl_loop_now_ns() + 3000000000ull;
while (!state.draws && yasl_loop_now_ns() < deadline) {
yasl_display_dispatch(state.display);
yasl_display_flush(state.display);
nanosleep(&(struct timespec){.tv_nsec = 1000000}, NULL);
}
assert(state.draws == 1 && !state.surface);
yasl_display_close(state.display);
}
int main(void)
{
test_window(YASL_BACKEND_AUTO, true);
test_window(YASL_BACKEND_AUTO, false);
test_window(YASL_BACKEND_COCOA, false);
return 0;
}
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