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tests: add test for buffer release event

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Tests especially, that attach-attach-commit does not result in a release
of the first buffer.

Also tests, that the old buffer is released when a new buffer has been
attached, committed, and displayed (frame callback).

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
This commit is contained in:
Pekka Paalanen 2013-02-08 17:01:27 +02:00 committed by Kristian Høgsberg
parent 32ac9b9245
commit d1c426eef7
1 changed files with 69 additions and 0 deletions
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69
tests/event-test.c
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@ -1,5 +1,6 @@
/*
* Copyright © 2012 Intel Corporation
* Copyright © 2013 Collabora, Ltd.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
@ -347,3 +348,71 @@ TEST(test_surface_output)
check_client_move(client, x, --y);
assert(output_contains_client(client));
}
static void
buffer_release_handler(void *data, struct wl_buffer *buffer)
{
int *released = data;
*released = 1;
}
static struct wl_buffer_listener buffer_listener = {
buffer_release_handler
};
TEST(buffer_release)
{
struct client *client;
struct wl_surface *surface;
struct wl_buffer *buf1;
struct wl_buffer *buf2;
struct wl_buffer *buf3;
int buf1_released = 0;
int buf2_released = 0;
int buf3_released = 0;
int frame;
client = client_create(100, 100, 100, 100);
assert(client);
surface = client->surface->wl_surface;
buf1 = create_shm_buffer(client, 100, 100, NULL);
wl_buffer_add_listener(buf1, &buffer_listener, &buf1_released);
buf2 = create_shm_buffer(client, 100, 100, NULL);
wl_buffer_add_listener(buf2, &buffer_listener, &buf2_released);
buf3 = create_shm_buffer(client, 100, 100, NULL);
wl_buffer_add_listener(buf3, &buffer_listener, &buf3_released);
/*
* buf1 must never be released, since it is replaced before
* it is committed, therefore it never becomes busy.
*/
wl_surface_attach(surface, buf1, 0, 0);
wl_surface_attach(surface, buf2, 0, 0);
frame_callback_set(surface, &frame);
wl_surface_commit(surface);
frame_callback_wait(client, &frame);
assert(buf1_released == 0);
/* buf2 may or may not be released */
assert(buf3_released == 0);
wl_surface_attach(surface, buf3, 0, 0);
frame_callback_set(surface, &frame);
wl_surface_commit(surface);
frame_callback_wait(client, &frame);
assert(buf1_released == 0);
assert(buf2_released == 1);
/* buf3 may or may not be released */
wl_surface_attach(surface, client->surface->wl_buffer, 0, 0);
frame_callback_set(surface, &frame);
wl_surface_commit(surface);
frame_callback_wait(client, &frame);
assert(buf1_released == 0);
assert(buf2_released == 1);
assert(buf3_released == 1);
}