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#include "common/backend.h"
#include "yasl/app.h"
#include <assert.h>
#include <errno.h>
#include <pthread.h>
#include <stdlib.h>
#include <string.h>
static struct input_queue *queue(struct yasl_surface *s) { return &s->input; }
static const struct yasl_backend_ops ops = {.surface_input_queue = queue};
static int released;
static pthread_t owner;
static void release(void *payload)
{
assert(pthread_equal(owner, pthread_self()));
assert(payload == &released);
released++;
}
static void setup(struct yasl_display *d, struct yasl_surface *a, struct yasl_surface *b)
{
*d = (struct yasl_display){.ops = &ops};
*a = (struct yasl_surface){.display = d, .scale_120 = 120};
*b = (struct yasl_surface){.display = d, .scale_120 = 120};
assert(yasl_events_open(d));
assert(yasl_events_register(a));
assert(yasl_events_register(b));
}
static void teardown(struct yasl_display *d, struct yasl_surface *a, struct yasl_surface *b)
{
yasl_events_unregister(a);
yasl_events_unregister(b);
input_queue_clear(&a->input);
input_queue_clear(&b->input);
yasl_events_close(d);
}
static void test_order_and_lifetimes(void)
{
struct yasl_display d;
struct yasl_surface a, b;
setup(&d, &a, &b);
uint64_t aid = yasl_surface_id(&a), bid = yasl_surface_id(&b);
assert(aid && bid && aid != bid);
yasl_surface_set_userdata(&a, &b);
assert(yasl_surface_userdata(&a) == &b);
char text[] = "text";
assert(input_queue_push(&a.input, &(struct yasl_event){
.type = YASL_EVENT_TEXT, .surface = &a, .text = {text, 4}}));
memset(text, 'x', 4);
yasl_surface_notify_state(&b, YASL_STATE_MAXIMIZED);
yasl_surface_notify_configure(&a, (struct yasl_geometry){{640, 480}, 180});
yasl_surface_notify_drag(&b, YASL_DRAG_OVER, (struct yasl_vector2i){3, 4});
yasl_surface_notify_composition(&a, "hello", 1, 3);
yasl_surface_notify_composition(&a, NULL, -1, -1);
yasl_surface_complete_paste(&b, 42, YASL_TRANSFER_UNAVAILABLE, NULL, 0);
const enum yasl_event_type expected[] = {YASL_EVENT_TEXT, YASL_EVENT_WINDOW_STATE,
YASL_EVENT_WINDOW_RESIZE, YASL_EVENT_DRAG, YASL_EVENT_COMPOSITION,
YASL_EVENT_COMPOSITION, YASL_EVENT_PASTE};
struct yasl_event ev;
uint64_t sequence = 0;
for (size_t i = 0; i < sizeof(expected) / sizeof(*expected); i++) {
assert(yasl_display_poll_event(&d, &ev));
assert(ev.type == expected[i] && ev.sequence > sequence && ev.time_ns);
sequence = ev.sequence;
if (i == 0) assert(!strcmp(ev.text.data, "text") && ev.surface_id == aid);
if (i == 2) assert(ev.resize.scale_changed && ev.resize.geometry.size.x == 640);
if (i == 4) assert(ev.composition.active && ev.composition.begin == 1 && !strcmp(ev.composition.data, "hello"));
if (i == 5) assert(!ev.composition.active && !ev.composition.len);
if (i == 6) assert(ev.paste.request_id == 42 && ev.paste.status == YASL_TRANSFER_UNAVAILABLE);
}
assert(!yasl_display_poll_event(&d, &ev));
assert(input_queue_push(&a.input, &(struct yasl_event){
.type = YASL_EVENT_TEXT, .surface = &a, .text = {"kept", 4}}));
assert(yasl_display_poll_event(&d, &ev));
const char *borrowed = ev.text.data;
assert(input_queue_push(&a.input, &(struct yasl_event){.type = YASL_EVENT_KEY, .surface = &a}));
yasl_events_unregister(&a);
assert(!strcmp(borrowed, "kept"));
assert(!yasl_display_poll_event(&d, &ev));
/* Reusing object memory must never reuse the identity. */
assert(yasl_events_register(&a));
assert(a.id != aid);
errno = 0;
assert(!yasl_display_post(&d, &(struct yasl_message){.target_id = aid}));
assert(errno == ENOENT);
teardown(&d, &a, &b);
}
struct producer { struct yasl_display *display; uint64_t target; };
static void *post_worker(void *ud)
{
struct producer *producer = ud;
for (uint32_t i = 0; i < 32; i++)
assert(yasl_display_post(producer->display, &(struct yasl_message){
.target_id = producer->target, .code = i, .payload = &released, .release = release}));
return NULL;
}
static void test_post_cleanup(void)
{
struct yasl_display d;
struct yasl_surface a, b;
setup(&d, &a, &b);
owner = pthread_self();
released = 0;
pthread_t worker;
struct producer producer = {&d, a.id};
assert(!pthread_create(&worker, NULL, post_worker, &producer));
assert(!pthread_join(worker, NULL));
struct yasl_event ev;
for (uint32_t i = 0; i < 8; i++) {
assert(yasl_display_poll_event(&d, &ev));
assert(ev.user.code == i && ev.surface == &a);
}
assert(released == 7); /* Last event remains borrowed. */
yasl_events_unregister(&a);
assert(released == 31); /* Undelivered target messages canceled. */
assert(!yasl_display_poll_event(&d, &ev));
assert(yasl_display_post(&d, &(struct yasl_message){.payload = &released, .release = release}));
yasl_events_close(&d);
assert(released == 33); /* Pending message and last consumed message. */
errno = 0;
assert(!yasl_display_post(&d, &(struct yasl_message){.payload = &released, .release = release}));
assert(errno == EINVAL && released == 33);
}
static int damage_count;
static bool present(struct yasl_surface *s, const struct yasl_framebuffer *target,
const struct yasl_damage_list *damage)
{
(void)s; (void)target;
damage_count = damage->n;
return true;
}
static void test_damage(void)
{
struct yasl_backend_ops present_ops = {.surface_present = present};
struct yasl_display d = {.ops = &present_ops};
struct yasl_surface s = {.display = &d, .frame_generation = 1, .drawing = true};
struct yasl_frame frame = {.surface = &s, .target = {.generation = 1, .size = {8, 8}}};
s.active_frame = &frame;
struct yasl_rect2i rects[YASL_DAMAGE_MAX + 1] = {{0}};
assert(yasl_frame_present(&frame, NULL, 0) && damage_count == -1);
assert(!yasl_frame_present(&frame, NULL, 0) && errno == EALREADY);
s.frame_presented = false;
assert(yasl_frame_present(&frame, rects, 0) && damage_count == 0);
s.frame_presented = false;
assert(yasl_frame_present(&frame, rects, YASL_DAMAGE_MAX + 1) && damage_count == -1);
s.frame_presented = false;
rects[YASL_DAMAGE_MAX].width = -1;
errno = 0;
assert(!yasl_frame_present(&frame, rects, YASL_DAMAGE_MAX + 1) && errno == EINVAL);
assert(!yasl_frame_present(&frame, NULL, 1));
s.drawing = false;
assert(!yasl_frame_present(&frame, NULL, 0));
}
static void test_failures(void)
{
struct yasl_display d;
struct yasl_surface a, b;
setup(&d, &a, &b);
assert(!yasl_surface_set_size(&a, (struct yasl_vector2i){0, 10}) && errno == EINVAL);
assert(!yasl_surface_set_size(&a, (struct yasl_vector2i){10, 10}) && errno == ENOTSUP);
assert(!yasl_surface_set_fullscreen(&a, true) && errno == ENOTSUP);
assert(!yasl_surface_set_maximized(&a, true) && errno == ENOTSUP);
assert(!yasl_surface_minimize(&a) && errno == ENOTSUP);
a.popup = true;
assert(!yasl_surface_minimize(&a) && errno == EINVAL);
assert(!yasl_clipboard_set(&d, YASL_CLIPBOARD, "text") && errno == ENOTSUP);
assert(!yasl_clipboard_request(&a, YASL_CLIPBOARD) && errno == ENOTSUP);
/* Queued native event allocation/validation failure must be observable. */
assert(!yasl_events_push(&d, &a, &(struct yasl_event){
.type = YASL_EVENT_TEXT, .surface = &a, .text = {"x", SIZE_MAX}}));
assert(yasl_events_error(&d) == ENOMEM);
teardown(&d, &a, &b);
}
static void test_legacy_poll_does_not_spin(void)
{
struct yasl_display d;
struct yasl_surface a, b;
setup(&d, &a, &b);
yasl_surface_notify_state(&a, YASL_STATE_ACTIVATED);
yasl_surface_notify_close(&b);
assert(yasl_events_pending(&d));
struct yasl_event ev;
assert(!yasl_surface_poll_event(&a, &ev));
assert(!yasl_events_pending(&d));
assert(input_queue_push(&b.input, &(struct yasl_event){.type = YASL_EVENT_KEY, .surface = &b}));
assert(!yasl_surface_poll_event(&a, &ev));
assert(yasl_surface_poll_event(&b, &ev) && ev.surface == &b);
assert(!yasl_events_pending(&d));
teardown(&d, &a, &b);
}
int main(void)
{
test_order_and_lifetimes();
test_post_cleanup();
test_damage();
test_failures();
test_legacy_poll_does_not_spin();
return 0;
}
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