From 81e601c5a5ebf3de3dd6418942708158de50252a Mon Sep 17 00:00:00 2001
From: Matthew Jackson <matthew.jackson@arm.com>
Date: Thu, 11 Jul 2019 12:07:09 +0100
Subject: IVGCVSW-3419 Add reference workload support for the new Stack layer

 * Added reference workload for the Stack layer
 * Added factory methods
 * Added validation support
 * Added unit tests

Signed-off-by: Matthew Jackson <matthew.jackson@arm.com>
Change-Id: Ib14b72c15f53a2a2ca152afc357ce2aa405ccc88
---
 src/armnn/test/CreateWorkload.hpp | 47 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

(limited to 'src/armnn/test/CreateWorkload.hpp')

diff --git a/src/armnn/test/CreateWorkload.hpp b/src/armnn/test/CreateWorkload.hpp
index 834aa0e620..4181db26d0 100644
--- a/src/armnn/test/CreateWorkload.hpp
+++ b/src/armnn/test/CreateWorkload.hpp
@@ -1376,4 +1376,51 @@ std::unique_ptr<SpaceToDepthWorkload> CreateSpaceToDepthWorkloadTest(armnn::IWor
     return workload;
 }
 
+template <typename StackWorkload>
+std::unique_ptr<StackWorkload> CreateStackWorkloadTest(armnn::IWorkloadFactory& factory,
+                                                       armnn::Graph& graph,
+                                                       const armnn::TensorShape& inputShape,
+                                                       const armnn::TensorShape& outputShape,
+                                                       unsigned int axis,
+                                                       unsigned int numInputs,
+                                                       armnn::DataType dataType)
+{
+    armnn::TensorInfo inputTensorInfo(inputShape, dataType);
+    armnn::TensorInfo outputTensorInfo(outputShape, dataType);
+
+    // Constructs the Stack layer.
+    armnn::StackDescriptor descriptor(axis, numInputs, inputShape);
+    Layer* const stackLayer = graph.AddLayer<StackLayer>(descriptor, "stack");
+    BOOST_CHECK(stackLayer != nullptr);
+
+    // Constructs layer inputs and output.
+    std::vector<Layer*> inputs;
+    for (unsigned int i=0; i<numInputs; ++i)
+    {
+        inputs.push_back(graph.AddLayer<InputLayer>(
+            static_cast<int>(i),
+            ("input" + std::to_string(i)).c_str()
+        ));
+        BOOST_CHECK(inputs[i] != nullptr);
+    }
+    Layer* const output = graph.AddLayer<OutputLayer>(0, "output");
+    BOOST_CHECK(output != nullptr);
+
+    // Adds connections.
+    for (unsigned int i=0; i<numInputs; ++i)
+    {
+        Connect(inputs[i], stackLayer, inputTensorInfo, 0, i);
+    }
+    Connect(stackLayer, output, outputTensorInfo, 0, 0);
+
+    CreateTensorHandles(graph, factory);
+
+    auto stackWorkload = MakeAndCheckWorkload<StackWorkload>(*stackLayer, graph, factory);
+    StackQueueDescriptor queueDescriptor = stackWorkload->GetData();
+    BOOST_TEST(queueDescriptor.m_Inputs.size() == numInputs);
+    BOOST_TEST(queueDescriptor.m_Outputs.size() == 1);
+
+    return stackWorkload;
+}
+
 } // Anonymous namespace
-- 
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