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test: add a new test for layer priority

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This test continuously updates a layer's FB for some time, and keeps another
layer static. The continously updated layer should be put in a plane.

The test is disabled for now because priorities aren't implemented yet.
This commit is contained in:
Simon Ser 2019-10-30 20:41:25 +01:00
parent b06596085d
commit 30073e5295
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2 changed files with 91 additions and 0 deletions
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3
test/meson.build
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@ -40,6 +40,9 @@ tests = {
'fb',
'new-layer',
],
'priority': [
#'basic',
],
}
foreach test_name, subtests : tests

88
test/test_priority.c Normal file
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@ -0,0 +1,88 @@
#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_display *display;
struct liftoff_output *output;
struct liftoff_layer *layers[2], *layer;
uint32_t fbs[2];
drmModeAtomicReq *req;
bool ok;
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();
display = liftoff_display_create(drm_fd);
assert(display != NULL);
output = liftoff_output_create(display, 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_display_apply(display, req);
assert(ok);
}
assert(liftoff_mock_plane_get_layer(mock_plane, req) == layer);
drmModeAtomicFree(req);
}
liftoff_display_destroy(display);
close(drm_fd);
return 0;
}