[PATCH 1/1] Added tests to handle error string conditions in xe_sysfs_scheduler.c

[replace_with Sobin Thomas]

From: "Thomas, Sobin" <sobin.thomas at intel.com>

Signed-off-by: Thomas, Sobin <sobin.thomas at intel.com>
---
 tests/intel/xe_sysfs_scheduler.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/tests/intel/xe_sysfs_scheduler.c b/tests/intel/xe_sysfs_scheduler.c
index 4fc764f82..a0eaad5ab 100644
--- a/tests/intel/xe_sysfs_scheduler.c
+++ b/tests/intel/xe_sysfs_scheduler.c
@@ -10,6 +10,11 @@
  * Sub-category: SysMan tests
  * Functionality: scheduler control interface
  *
+ * SUBTEST: %s-invalid-string
+ * Description: Test to check if %s arg[1] schedule parameter checks for
+ * min max values.
+ * Test category: Negative string test
+ *
  * SUBTEST: %s-invalid
  * Description: Test to check if %s arg[1] schedule parameter rejects any
  *		unrepresentable intervals.
@@ -121,6 +126,23 @@ static void test_min_max(int xe, int engine, const char **property,
 	igt_assert_eq(set, default_max);
 }
 
+static void test_invalid_string(int xe, int engine, const char **property,
+                         uint16_t class, int gt)
+{
+	unsigned int saved, set;
+	char invalid_input[] = "999abc"; //Intentionally passing wrong string
+
+	for(int i=0;i<3;i++) {
+		igt_assert(igt_sysfs_scanf(engine,property[i],"%u",&saved) == 1);
+		igt_info("Initial %s:%u\n",property[i],saved);
+		igt_sysfs_printf(engine, property[i], "%s", invalid_input);
+		igt_sysfs_scanf(engine,property[i],"%u",&set);
+		igt_assert_eq(set,saved);
+		igt_info("Property %s correctly rejected input %s\n",property[i],invalid_input);
+	}
+}
+
+
 #define MAX_GTS 8
 igt_main
 {
@@ -130,6 +152,7 @@ igt_main
 	} tests[] = {
 		{ "invalid", test_invalid },
 		{ "min-max", test_min_max },
+		{ "invalid-string", test_invalid_string },
 		{ }
 	};
 
-- 
2.34.1