diff options
author | Naushir Patuck <naush@raspberrypi.com> | 2022-03-25 09:09:03 +0000 |
---|---|---|
committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2022-03-28 02:18:39 +0300 |
commit | 73490312944d5e81f2f7b81c8328f0fb1f74074e (patch) | |
tree | e9b2ca8cc37c1ebeda5b232844f5da6b4ab29003 /test/v4l2_videodevice | |
parent | 5704856681a0e9fc5eba7dd4af7f153a05e3db1a (diff) |
test: Test V4L2BufferCache::isEmpty() member function
Add a test for V4L2BufferCache::isEmpty() for various levels for cache
fullness.
Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'test/v4l2_videodevice')
-rw-r--r-- | test/v4l2_videodevice/buffer_cache.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/v4l2_videodevice/buffer_cache.cpp b/test/v4l2_videodevice/buffer_cache.cpp index b3f2bec1..5a9aa219 100644 --- a/test/v4l2_videodevice/buffer_cache.cpp +++ b/test/v4l2_videodevice/buffer_cache.cpp @@ -126,6 +126,35 @@ public: return TestPass; } + int testIsEmpty(const std::vector<std::unique_ptr<FrameBuffer>> &buffers) + { + V4L2BufferCache cache(buffers.size()); + + if (!cache.isEmpty()) + return TestFail; + + for (auto const &buffer : buffers) { + FrameBuffer &b = *buffer.get(); + cache.get(b); + } + + if (cache.isEmpty()) + return TestFail; + + unsigned int i; + for (i = 0; i < buffers.size() - 1; i++) + cache.put(i); + + if (cache.isEmpty()) + return TestFail; + + cache.put(i); + if (!cache.isEmpty()) + return TestFail; + + return TestPass; + } + int init() override { std::random_device rd; @@ -204,6 +233,13 @@ public: if (testHot(&cacheHalf, buffers, numBuffers / 2) != TestPass) return TestFail; + /* + * Test that the isEmpty function reports the correct result at + * various levels of cache fullness. + */ + if (testIsEmpty(buffers) != TestPass) + return TestFail; + return TestPass; } |