IVGCVSW-5803 Delegate Unit Tests Failure on Android: Normalization & Softmax

Signed-off-by: Keith Davis <keith.davis@arm.com>
Change-Id: I2873f8563cc11da550d460b04e5175372489a564
diff --git a/delegate/src/test/NeonDelegateTests_NDK_Issue.cpp b/delegate/src/test/NeonDelegateTests_NDK_Issue.cpp
new file mode 100644
index 0000000..a437a08
--- /dev/null
+++ b/delegate/src/test/NeonDelegateTests_NDK_Issue.cpp
@@ -0,0 +1,63 @@
+//
+// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "NormalizationTestHelper.hpp"
+#include "SoftmaxTestHelper.hpp"
+
+#include <armnn_delegate.hpp>
+
+#include <flatbuffers/flatbuffers.h>
+#include <tensorflow/lite/schema/schema_generated.h>
+
+#include <doctest/doctest.h>
+
+namespace armnnDelegate
+{
+// There's a known Android NDK bug which causes this subset of Neon Tests to
+// fail. We'll exclude these tests in if we're doing
+// a debug build and NDK is less than r21.
+// The exclusion takes place in test/CMakeLists.txt
+// https://github.com/android/ndk/issues/1135
+
+TEST_SUITE ("Softmax_CpuAccTests")
+{
+
+TEST_CASE ("Softmax_Standard_Beta_CpuAcc_Test")
+{
+    std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
+    std::vector<float> expectedOutput = {0.00994190481, 0.0445565246, 0.0734612942, 0.329230666, 0.542809606,
+                                         0.710742831, 0.158588171, 0.0961885825, 0.0214625746, 0.0130177103};
+    SoftmaxTestCase(tflite::BuiltinOperator_SOFTMAX, backends, 1, expectedOutput);
+}
+
+TEST_CASE ("Softmax_Different_Beta_CpuAcc_Test")
+{
+    std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
+    std::vector<float> expectedOutput = {
+        0.0946234912, 0.148399189, 0.172415257, 0.270400971, 0.314161092,
+        0.352414012, 0.224709094, 0.193408906, 0.123322964, 0.106145054};
+    SoftmaxTestCase(tflite::BuiltinOperator_SOFTMAX, backends, 0.3, expectedOutput);
+}
+
+TEST_CASE ("Log_Softmax_CpuAcc_Test")
+{
+    std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
+    std::vector<float> expectedOutput =
+        {-4.61099672, -3.11099672, -2.61099672, -1.11099672, -0.610996664,
+         -0.341444582, -1.84144461, -2.34144449, -3.84144449, -4.34144449};
+    SoftmaxTestCase(tflite::BuiltinOperator_LOG_SOFTMAX, backends, 0, expectedOutput);
+}
+} // TEST_SUITE ("Softmax_CpuAccTests")
+
+TEST_SUITE("L2Normalization_CpuAccTests")
+{
+
+TEST_CASE ("L2NormalizationFp32Test_CpuAcc_Test")
+{
+    std::vector<armnn::BackendId> backends = { armnn::Compute::CpuAcc };
+    L2NormalizationTest(backends);
+}
+} // TEST_SUITE("L2NormalizationFp32Test_CpuAcc_Test")
+}
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