[PATCH v2 3/7] selftest: sync: merge tests for sw_sync framework

From: Emilio LÃpez
Date: Wed Oct 19 2016 - 10:13:29 EST


These tests are based on the libsync test suite from Android.
This commit includes tests for basic merge operations.

Signed-off-by: Emilio LÃpez <emilio.lopez@xxxxxxxxxxxxxxx>
---
tools/testing/selftests/sync/Makefile | 1 +
tools/testing/selftests/sync/sync_merge.c | 60 +++++++++++++++++++++++++++++++
tools/testing/selftests/sync/sync_test.c | 1 +
tools/testing/selftests/sync/synctest.h | 3 ++
4 files changed, 65 insertions(+)
create mode 100644 tools/testing/selftests/sync/sync_merge.c

diff --git a/tools/testing/selftests/sync/Makefile b/tools/testing/selftests/sync/Makefile
index 69e18b3..a39497d 100644
--- a/tools/testing/selftests/sync/Makefile
+++ b/tools/testing/selftests/sync/Makefile
@@ -12,6 +12,7 @@ OBJS = sync_test.o sync.o

TESTS += sync_alloc.o
TESTS += sync_fence.o
+TESTS += sync_merge.o

sync_test: $(OBJS) $(TESTS)

diff --git a/tools/testing/selftests/sync/sync_merge.c b/tools/testing/selftests/sync/sync_merge.c
new file mode 100644
index 0000000..8914d43
--- /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;
+}
diff --git a/tools/testing/selftests/sync/sync_test.c b/tools/testing/selftests/sync/sync_test.c
index b442292b..ab37eee 100644
--- a/tools/testing/selftests/sync/sync_test.c
+++ b/tools/testing/selftests/sync/sync_test.c
@@ -64,6 +64,7 @@ int main(void)

err += RUN_TEST(test_fence_one_timeline_wait);
err += RUN_TEST(test_fence_one_timeline_merge);
+ err += RUN_TEST(test_fence_merge_same_fence);

if (err)
printf("[FAIL]\tsync errors: %d\n", err);
diff --git a/tools/testing/selftests/sync/synctest.h b/tools/testing/selftests/sync/synctest.h
index 6505c28..c3b0b5e 100644
--- a/tools/testing/selftests/sync/synctest.h
+++ b/tools/testing/selftests/sync/synctest.h
@@ -48,4 +48,7 @@ int test_alloc_fence_negative(void);
int test_fence_one_timeline_wait(void);
int test_fence_one_timeline_merge(void);

+/* Fence merge tests */
+int test_fence_merge_same_fence(void);
+
#endif
--
2.10.1