test: Add a basic line tester

Starting with exercising drawing of a single segment.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 2 insertions, 1 deletions

diff --git a/test/render-fill-copy.c b/test/render-fill-copy.c
index 2017e083..bc4a734d 100644
--- a/test/render-fill-copy.c
+++ b/test/render-fill-copy.c
@@ -244,7 +244,8 @@ static void rect_tests(struct test *t, int reps, int sets, enum target target)
 		test_compare(t,
 			     real.draw, real.format,
 			     ref.draw, ref.format,
-			     0, 0, real.width, real.height);
+			     0, 0, real.width, real.height,
+			     "");
 	}
 
 	printf("passed [%d iterations x %d]\n", reps, sets);