From 965c7c63ffe069bf3b5e20372e8b3dc3873f8166 Mon Sep 17 00:00:00 2001
From: Jim Flynn <jim.flynn@arm.com>
Date: Mon, 24 Jun 2019 14:32:41 +0100
Subject: IVGCVSW-3343 Add backward compatibility deserialisation test for pad
 value

Change-Id: Ic0f4745e26ce177dad26c60d3b84c450240d2c7b
Signed-off-by: Jim Flynn <jim.flynn@arm.com>
---
 src/armnnSerializer/test/SerializerTests.cpp | 103 +++++++++++++++++++++------
 1 file changed, 80 insertions(+), 23 deletions(-)

(limited to 'src/armnnSerializer/test')

diff --git a/src/armnnSerializer/test/SerializerTests.cpp b/src/armnnSerializer/test/SerializerTests.cpp
index c1918c79f6..8b1594e141 100644
--- a/src/armnnSerializer/test/SerializerTests.cpp
+++ b/src/armnnSerializer/test/SerializerTests.cpp
@@ -1691,34 +1691,34 @@ BOOST_AUTO_TEST_CASE(SerializeNormalization)
     deserializedNetwork->Accept(verifier);
 }
 
-BOOST_AUTO_TEST_CASE(SerializePad)
+class PadLayerVerifier : public LayerVerifierBase
 {
-    class PadLayerVerifier : public LayerVerifierBase
+public:
+    PadLayerVerifier(const std::string& layerName,
+                     const std::vector<armnn::TensorInfo>& inputInfos,
+                     const std::vector<armnn::TensorInfo>& outputInfos,
+                     const armnn::PadDescriptor& descriptor)
+    : LayerVerifierBase(layerName, inputInfos, outputInfos), m_Descriptor(descriptor) {}
+
+    void VisitPadLayer(const armnn::IConnectableLayer* layer,
+                       const armnn::PadDescriptor& descriptor,
+                       const char* name) override
     {
-    public:
-        PadLayerVerifier(const std::string& layerName,
-                         const std::vector<armnn::TensorInfo>& inputInfos,
-                         const std::vector<armnn::TensorInfo>& outputInfos,
-                         const armnn::PadDescriptor& descriptor)
-        : LayerVerifierBase(layerName, inputInfos, outputInfos)
-        , m_Descriptor(descriptor) {}
+        VerifyNameAndConnections(layer, name);
+        VerifyDescriptor(descriptor);
+    }
 
-        void VisitPadLayer(const armnn::IConnectableLayer* layer,
-                           const armnn::PadDescriptor& descriptor,
-                           const char* name) override
-        {
-            VerifyNameAndConnections(layer, name);
-            VerifyDescriptor(descriptor);
-        }
+private:
+    void VerifyDescriptor(const armnn::PadDescriptor& descriptor)
+    {
+        BOOST_TEST(descriptor.m_PadList == m_Descriptor.m_PadList);
+    }
 
-    private:
-        void VerifyDescriptor(const armnn::PadDescriptor& descriptor)
-        {
-            BOOST_TEST(descriptor.m_PadList == m_Descriptor.m_PadList);
-        }
+    armnn::PadDescriptor m_Descriptor;
+};
 
-        armnn::PadDescriptor m_Descriptor;
-    };
+BOOST_AUTO_TEST_CASE(SerializePad)
+{
 
     const std::string layerName("pad");
     const armnn::TensorInfo inputTensorInfo = armnn::TensorInfo({1, 2, 3, 4}, armnn::DataType::Float32);
@@ -1744,6 +1744,63 @@ BOOST_AUTO_TEST_CASE(SerializePad)
     deserializedNetwork->Accept(verifier);
 }
 
+BOOST_AUTO_TEST_CASE(CheckSerializePadBackwardCompatibility)
+{
+    // The PadDescriptor is being extended with a float PadValue (so a value other than 0
+    // can be used to pad the tensor.
+    //
+    // This test contains a binary representation of a simple input->pad->output network
+    // prior to this change to test that the descriptor has been updated in a backward
+    // compatible way with respect to Deserialization of older binary dumps
+    unsigned int size = 532;
+    const unsigned char padModel[] = {
+            0x10,0x00,0x00,0x00,0x00,0x00,0x0A,0x00,0x10,0x00,0x04,0x00,0x08,0x00,0x0C,0x00,0x0A,0x00,0x00,0x00,
+            0x0C,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x54,0x01,0x00,0x00,
+            0x6C,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+            0x02,0x00,0x00,0x00,0xD0,0xFE,0xFF,0xFF,0x00,0x00,0x00,0x0B,0x04,0x00,0x00,0x00,0x96,0xFF,0xFF,0xFF,
+            0x04,0x00,0x00,0x00,0x9E,0xFF,0xFF,0xFF,0x04,0x00,0x00,0x00,0x72,0xFF,0xFF,0xFF,0x02,0x00,0x00,0x00,
+            0x10,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+            0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x2C,0xFF,0xFF,0xFF,
+            0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x24,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x16,0x0C,0x00,0x00,0x00,
+            0x08,0x00,0x0E,0x00,0x04,0x00,0x08,0x00,0x08,0x00,0x00,0x00,0x4C,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,
+            0x00,0x00,0x06,0x00,0x08,0x00,0x04,0x00,0x06,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x08,0x00,0x00,0x00,
+            0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+            0x01,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x0E,0x00,0x18,0x00,0x04,0x00,
+            0x08,0x00,0x0C,0x00,0x10,0x00,0x14,0x00,0x0E,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x10,0x00,0x00,0x00,
+            0x14,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x70,0x61,0x64,0x00,
+            0x01,0x00,0x00,0x00,0x48,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x08,0x00,0x08,0x00,
+            0x00,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x52,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x01,
+            0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x03,0x00,0x00,0x00,
+            0x05,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x08,0x00,0x0C,0x00,0x00,0x00,0x04,0x00,0x08,0x00,0x00,0x00,
+            0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x0C,0x00,0x07,0x00,0x08,0x00,0x08,0x00,0x00,0x00,
+            0x00,0x00,0x00,0x09,0x04,0x00,0x00,0x00,0xF6,0xFF,0xFF,0xFF,0x0C,0x00,0x00,0x00,0x00,0x00,0x06,0x00,
+            0x0A,0x00,0x04,0x00,0x06,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x00,0x00,0x0E,0x00,0x14,0x00,0x00,0x00,
+            0x04,0x00,0x08,0x00,0x0C,0x00,0x10,0x00,0x0E,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+            0x10,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+            0x01,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x08,0x00,0x0A,0x00,0x00,0x00,0x04,0x00,0x08,0x00,0x00,0x00,
+            0x10,0x00,0x00,0x00,0x00,0x00,0x0A,0x00,0x10,0x00,0x08,0x00,0x07,0x00,0x0C,0x00,0x0A,0x00,0x00,0x00,
+            0x00,0x00,0x00,0x01,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+            0x02,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0 };
+
+    std::stringstream ss;
+    for (unsigned int i = 0; i < size; ++i)
+    {
+        ss << padModel[i];
+    }
+    std::string padNetwork = ss.str();
+    armnn::INetworkPtr deserializedNetwork = DeserializeNetwork(padNetwork);
+    BOOST_CHECK(deserializedNetwork);
+
+    const std::string layerName("pad");
+    const armnn::TensorInfo inputTensorInfo = armnn::TensorInfo({1, 2, 3, 4}, armnn::DataType::Float32);
+    const armnn::TensorInfo outputTensorInfo = armnn::TensorInfo({1, 3, 5, 7}, armnn::DataType::Float32);
+
+    armnn::PadDescriptor desc({{0, 0}, {1, 0}, {1, 1}, {1, 2}});
+
+    PadLayerVerifier verifier(layerName, {inputTensorInfo}, {outputTensorInfo}, desc);
+    deserializedNetwork->Accept(verifier);
+}
+
 BOOST_AUTO_TEST_CASE(SerializePermute)
 {
     class PermuteLayerVerifier : public LayerVerifierBase
-- 
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