[Intel-gfx] [PATCH i-g-t 1/2] lib/tests: verify subtest enumeration output

[Thomas Wood]

Check that the subtest list is not empty if using --list-subtests
returns with an exit code of 0, and that the list is empty if it returns
with 79.

Signed-off-by: Thomas Wood <thomas.wood at intel.com>
---
 lib/tests/igt_command_line.sh | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/lib/tests/igt_command_line.sh b/lib/tests/igt_command_line.sh
index 5cf2584..a057943 100755
--- a/lib/tests/igt_command_line.sh
+++ b/lib/tests/igt_command_line.sh
@@ -56,8 +56,17 @@ for test in $TESTLIST; do
 
 	# check --list-subtests works correctly
 	echo "  Checking subtest enumeration..."
-	./$test --list-subtests > /dev/null
-	if [ $? -ne 0 -a $? -ne 79 ]; then
+	LIST=`./$test --list-subtests`
+	RET=$?
+	if [ $RET -ne 0 -a $RET -ne 79 ]; then
+		exit 1
+	fi
+
+	if [ $RET -eq 79 -a -n "$LIST" ]; then
+		exit 1
+	fi
+
+	if [ $RET -eq 0 -a -z "$LIST" ]; then
 		exit 1
 	fi
 
-- 
2.1.0