IVGCVSW-2060: Separate and move backend specific unit tests from the src/armnn/test folder to the backends

* Moved backend-specific memory leak checking tests from RuntimeTests.cpp to
  the corresponding backend test folder

Change-Id: I0a7f4ef52c5350c3cebca23b2b4e61a9446ca11f

3 files changed, 49 insertions, 1 deletions

diff --git a/src/backends/reference/backend.mk b/src/backends/reference/backend.mk
index 9ecb6d75b2..455ab4618e 100644
--- a/src/backends/reference/backend.mk
+++ b/src/backends/reference/backend.mk
@@ -66,4 +66,5 @@ BACKEND_SOURCES := \
 BACKEND_TEST_SOURCES := \
         test/RefCreateWorkloadTests.cpp \
         test/RefLayerSupportTests.cpp \
-        test/RefLayerTests.cpp
+        test/RefLayerTests.cpp \
+        test/RefRuntimeTests.cpp
diff --git a/src/backends/reference/test/CMakeLists.txt b/src/backends/reference/test/CMakeLists.txt
index deee364a9a..dea0ef6498 100644
--- a/src/backends/reference/test/CMakeLists.txt
+++ b/src/backends/reference/test/CMakeLists.txt
@@ -7,6 +7,7 @@ list(APPEND armnnRefBackendUnitTests_sources
     RefCreateWorkloadTests.cpp
     RefLayerSupportTests.cpp
     RefLayerTests.cpp
+    RefRuntimeTests.cpp
 )
 
 add_library(armnnRefBackendUnitTests OBJECT ${armnnRefBackendUnitTests_sources})
diff --git a/src/backends/reference/test/RefRuntimeTests.cpp b/src/backends/reference/test/RefRuntimeTests.cpp
new file mode 100644
index 0000000000..2536627ea6
--- /dev/null
+++ b/src/backends/reference/test/RefRuntimeTests.cpp
@@ -0,0 +1,46 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include <armnn/test/RuntimeTests.hpp>
+
+#include <armnnUtils/LeakChecking.hpp>
+
+#include <backends/test/RuntimeTestImpl.hpp>
+
+#include <boost/test/unit_test.hpp>
+
+BOOST_AUTO_TEST_SUITE(RefRuntime)
+
+#ifdef ARMNN_LEAK_CHECKING_ENABLED
+BOOST_AUTO_TEST_CASE(RuntimeMemoryLeaksCpuRef)
+{
+    BOOST_TEST(ARMNN_LEAK_CHECKER_IS_ACTIVE());
+
+    armnn::IRuntime::CreationOptions options;
+    armnn::Runtime runtime(options);
+    armnn::RuntimeLoadedNetworksReserve(&runtime);
+
+    std::vector<armnn::BackendId> backends = {armnn::Compute::CpuRef};
+    {
+        // Do a warmup of this so we make sure that all one-time
+        // initialization happens before we do the leak checking.
+        CreateAndDropDummyNetwork(backends, runtime);
+    }
+
+    {
+        ARMNN_SCOPED_LEAK_CHECKER("LoadAndUnloadNetworkCpuRef");
+        BOOST_TEST(ARMNN_NO_LEAKS_IN_SCOPE());
+        // In the second run we check for all remaining memory
+        // in use after the network was unloaded. If there is any
+        // then it will be treated as a memory leak.
+        CreateAndDropDummyNetwork(backends, runtime);
+        BOOST_TEST(ARMNN_NO_LEAKS_IN_SCOPE());
+        BOOST_TEST(ARMNN_BYTES_LEAKED_IN_SCOPE() == 0);
+        BOOST_TEST(ARMNN_OBJECTS_LEAKED_IN_SCOPE() == 0);
+    }
+}
+#endif
+
+BOOST_AUTO_TEST_SUITE_END()
\ No newline at end of file