[retro-gtk] reftest: Asserts the video output isn't NULL

[Adrien Plazas <aplazas src gnome org>]

commit 4ef04f05d6294b6728c9b395b0db338094efddb5
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Fri Apr 13 12:01:57 2018 +0200

    reftest: Asserts the video output isn't NULL
    
    This allows to properly fail the test when there is no video output
    rather than to fail unreferencing NULL later.

 tests/retro-reftest.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tests/retro-reftest.c b/tests/retro-reftest.c
index f4c49dd..c705ed1 100644
--- a/tests/retro-reftest.c
+++ b/tests/retro-reftest.c
@@ -248,6 +248,7 @@ retro_reftest_test_video (RetroReftest *reftest)
   GError *error = NULL;
 
   screenshot = retro_pixdata_to_pixbuf (reftest->pixdata);
+  g_assert_nonnull (screenshot);
 
   reference_screenshot = gdk_pixbuf_new_from_file (arg_video_file, &error);
   g_assert_no_error (error);