1 files changed, 60 insertions, 0 deletions
diff --git a/tools/testing/selftests/sync/sync_merge.c b/tools/testing/selftests/sync/sync_merge.c
new file mode 100644
index 000000000000..8914d43395c7
--- /dev/null
+++ b/tools/testing/selftests/sync/sync_merge.c
@@ -0,0 +1,60 @@
+/*
+ *  sync fence merge tests
+ *  Copyright 2015-2016 Collabora Ltd.
+ *
+ *  Based on the implementation from the Android Open Source Project,
+ *
+ *  Copyright 2012 Google, Inc
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a
+ *  copy of this software and associated documentation files (the "Software"),
+ *  to deal in the Software without restriction, including without limitation
+ *  the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ *  and/or sell copies of the Software, and to permit persons to whom the
+ *  Software is furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in
+ *  all copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ *  THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ *  OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ *  ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *  OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "sync.h"
+#include "sw_sync.h"
+#include "synctest.h"
+
+int test_fence_merge_same_fence(void)
+{
+	int fence, valid, merged;
+	int timeline = sw_sync_timeline_create();
+
+	valid = sw_sync_timeline_is_valid(timeline);
+	ASSERT(valid, "Failure allocating timeline\n");
+
+	fence = sw_sync_fence_create(timeline, "allocFence", 5);
+	valid = sw_sync_fence_is_valid(fence);
+	ASSERT(valid, "Failure allocating fence\n");
+
+	merged = sync_merge("mergeFence", fence, fence);
+	valid = sw_sync_fence_is_valid(fence);
+	ASSERT(valid, "Failure merging fence\n");
+
+	ASSERT(sync_fence_count_with_status(merged, FENCE_STATUS_SIGNALED) == 0,
+	       "fence signaled too early!\n");
+
+	sw_sync_timeline_inc(timeline, 5);
+	ASSERT(sync_fence_count_with_status(merged, FENCE_STATUS_SIGNALED) == 1,
+	       "fence did not signal!\n");
+
+	sw_sync_fence_destroy(merged);
+	sw_sync_fence_destroy(fence);
+	sw_sync_timeline_destroy(timeline);
+
+	return 0;
+}