IVGCVSW-2053: Validate BackendId parameters for the InferenceTest (EndToEnd tests) / ExecuteNetwork

!referencetests:154790

Change-Id: Iaf9608ae1e66460079f2546b30d7fbc9b55bb7dd

1 files changed, 19 insertions, 0 deletions

diff --git a/src/backends/RegistryCommon.hpp b/src/backends/RegistryCommon.hpp
index 27663b6dea..616a63bd53 100644
--- a/src/backends/RegistryCommon.hpp
+++ b/src/backends/RegistryCommon.hpp
@@ -8,6 +8,8 @@
 #include <armnn/Exceptions.hpp>
 #include <functional>
 #include <memory>
+#include <sstream>
+#include <string>
 #include <unordered_map>
 
 namespace armnn
@@ -65,6 +67,23 @@ public:
         return result;
     }
 
+    std::string GetBackendIdsAsString() const
+    {
+        static const std::string delimitator = ", ";
+
+        std::stringstream output;
+        for (auto& backendId : GetBackendIds())
+        {
+            if (output.tellp() != std::streampos(0))
+            {
+                output << delimitator;
+            }
+            output << backendId;
+        }
+
+        return output.str();
+    }
+
     RegistryCommon() {}
     virtual ~RegistryCommon() {}