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https://gitlab.freedesktop.org/emersion/libliftoff.git
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5afeeb531a
When testing the library, the libdrm dependency is swapped with a mock libdrm. The test sets up the mock libdrm's internal state and then runs the test.
61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
#include <assert.h>
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#include <unistd.h>
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#include <libliftoff.h>
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#include "libdrm_mock.h"
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static struct liftoff_layer *add_layer(struct liftoff_output *output,
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int x, int y, int width, int height)
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{
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uint32_t fb_id;
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struct liftoff_layer *layer;
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layer = liftoff_layer_create(output);
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fb_id = liftoff_mock_drm_create_fb(layer);
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liftoff_layer_set_property(layer, "FB_ID", fb_id);
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liftoff_layer_set_property(layer, "CRTC_X", x);
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liftoff_layer_set_property(layer, "CRTC_Y", y);
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liftoff_layer_set_property(layer, "CRTC_W", width);
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liftoff_layer_set_property(layer, "CRTC_H", height);
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liftoff_layer_set_property(layer, "SRC_X", 0);
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liftoff_layer_set_property(layer, "SRC_Y", 0);
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liftoff_layer_set_property(layer, "SRC_W", width << 16);
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liftoff_layer_set_property(layer, "SRC_H", height << 16);
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return layer;
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}
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int main(int argc, char *argv[]) {
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struct liftoff_mock_plane *mock_plane;
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int drm_fd;
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struct liftoff_display *display;
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struct liftoff_output *output;
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struct liftoff_layer *layer;
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drmModeAtomicReq *req;
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bool ok;
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mock_plane = liftoff_mock_drm_create_plane(DRM_PLANE_TYPE_PRIMARY);
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drm_fd = liftoff_mock_drm_open();
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display = liftoff_display_create(drm_fd);
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assert(display != NULL);
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output = liftoff_output_create(display, liftoff_mock_drm_crtc_id);
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layer = add_layer(output, 0, 0, 1920, 1080);
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req = drmModeAtomicAlloc();
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ok = liftoff_display_apply(display, req);
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assert(ok);
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assert(liftoff_mock_plane_get_layer(mock_plane, req) == NULL);
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liftoff_mock_plane_add_compatible_layer(mock_plane, layer);
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drmModeAtomicSetCursor(req, 0);
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ok = liftoff_display_apply(display, req);
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assert(ok);
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assert(liftoff_mock_plane_get_layer(mock_plane, req) == layer);
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drmModeAtomicFree(req);
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liftoff_display_destroy(display);
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close(drm_fd);
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return 0;
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}
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