libliftoff/test/test_priority.c
Simon Ser 6d4e22a5f8
test: a test-only commit doesn't apply properties
This fixes a misunderstanding of the DRM API. Only a regular commit applies
properties.

Fixes: b16078769e ("test/libdrm_mock: a test-only commit applies properties")
2020-05-26 18:49:04 +02:00

91 lines
2.7 KiB
C

#include <assert.h>
#include <unistd.h>
#include <libliftoff.h>
#include <stdio.h>
#include <string.h>
#include "libdrm_mock.h"
/* Number of page-flips before the plane allocation has stabilized */
#define STABILIZE_PAGEFLIP_COUNT 600 /* 10s at 60FPS */
static struct liftoff_layer *add_layer(struct liftoff_output *output,
int x, int y, int width, int height)
{
uint32_t fb_id;
struct liftoff_layer *layer;
layer = liftoff_layer_create(output);
fb_id = liftoff_mock_drm_create_fb(layer);
liftoff_layer_set_property(layer, "FB_ID", fb_id);
liftoff_layer_set_property(layer, "CRTC_X", x);
liftoff_layer_set_property(layer, "CRTC_Y", y);
liftoff_layer_set_property(layer, "CRTC_W", width);
liftoff_layer_set_property(layer, "CRTC_H", height);
liftoff_layer_set_property(layer, "SRC_X", 0);
liftoff_layer_set_property(layer, "SRC_Y", 0);
liftoff_layer_set_property(layer, "SRC_W", width << 16);
liftoff_layer_set_property(layer, "SRC_H", height << 16);
return layer;
}
int main(int argc, char *argv[]) {
struct liftoff_mock_plane *mock_plane;
int drm_fd;
struct liftoff_device *device;
struct liftoff_output *output;
struct liftoff_layer *layers[2], *layer;
uint32_t fbs[2];
drmModeAtomicReq *req;
bool ok;
int ret;
liftoff_log_init(LIFTOFF_SILENT, NULL);
mock_plane = liftoff_mock_drm_create_plane(DRM_PLANE_TYPE_PRIMARY);
/* Plane incompatible with all layers */
liftoff_mock_drm_create_plane(DRM_PLANE_TYPE_CURSOR);
drm_fd = liftoff_mock_drm_open();
device = liftoff_device_create(drm_fd);
assert(device != NULL);
output = liftoff_output_create(device, liftoff_mock_drm_crtc_id);
layers[0] = add_layer(output, 0, 0, 1920, 1080);
layers[1] = add_layer(output, 0, 0, 1920, 1080);
/* All layers are compatible with the primary plane */
liftoff_mock_plane_add_compatible_layer(mock_plane, layers[0]);
liftoff_mock_plane_add_compatible_layer(mock_plane, layers[1]);
for (size_t i = 0; i < sizeof(layers) / sizeof(layers[0]); i++) {
/* We will continuously update layers[i]. After some time we
* want to see it get a plane. */
layer = layers[i];
fprintf(stderr, "Testing layer %zu\n", i);
fbs[0] = liftoff_mock_drm_create_fb(layer);
fbs[1] = liftoff_mock_drm_create_fb(layer);
req = drmModeAtomicAlloc();
for (int j = 0; j < STABILIZE_PAGEFLIP_COUNT; j++) {
drmModeAtomicSetCursor(req, 0);
liftoff_layer_set_property(layer, "FB_ID", fbs[j % 2]);
ok = liftoff_output_apply(output, req);
assert(ok);
ret = drmModeAtomicCommit(drm_fd, req, 0, NULL);
assert(ret == 0);
}
assert(liftoff_mock_plane_get_layer(mock_plane) == layer);
drmModeAtomicFree(req);
}
liftoff_device_destroy(device);
close(drm_fd);
return 0;
}