From 5e3047ce522ed57dd6d06bd7512d792bcf601855 Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Fri, 18 Oct 2013 12:27:21 +0100 Subject: [PATCH] tests/debugfs_pipe_crc: Test the read CRCs are not null Signed-off-by: Damien Lespiau --- tests/debugfs_pipe_crc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tests/debugfs_pipe_crc.c b/tests/debugfs_pipe_crc.c index 85ca9f5..3d02554 100644 --- a/tests/debugfs_pipe_crc.c +++ b/tests/debugfs_pipe_crc.c @@ -184,6 +184,11 @@ static void test_read_crc(data_t *data, int pipe) igt_pipe_crc_stop(pipe_crc); + /* ensure the CRCs are not all 0s */ + igt_assert(!igt_crc_is_null(&crcs[0])); + igt_assert(!igt_crc_is_null(&crcs[1])); + igt_assert(!igt_crc_is_null(&crcs[2])); + /* and ensure that they'are all equal, we haven't changed the fb */ igt_assert(igt_crc_equal(&crcs[0], &crcs[1])); igt_assert(igt_crc_equal(&crcs[1], &crcs[2])); -- 2.7.4