COMPMID-579: Port Derivative to new validation

Change-Id: Iecbfa3ebab890c778fb475403466d6fb168e9968
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/113357
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>

1 files changed, 142 insertions, 0 deletions

diff --git a/tests/validation/fixtures/DerivativeFixture.h b/tests/validation/fixtures/DerivativeFixture.h
new file mode 100644
index 0000000000..2df3340e41
--- /dev/null
+++ b/tests/validation/fixtures/DerivativeFixture.h
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_TEST_DERIVATIVE_FIXTURE
+#define ARM_COMPUTE_TEST_DERIVATIVE_FIXTURE
+
+#include "tests/Globals.h"
+#include "tests/IAccessor.h"
+#include "tests/Types.h"
+#include "tests/framework/Asserts.h"
+#include "tests/framework/Fixture.h"
+#include "tests/validation/reference/Derivative.h"
+
+#include <memory>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+template <typename TensorType, typename AccessorType, typename FunctionType, typename T, typename U>
+class DerivativeValidationFixture : public framework::Fixture
+{
+public:
+    template <typename...>
+    void setup(TensorShape shape, BorderMode border_mode, Format format, GradientDimension gradient_dimension)
+    {
+        // Generate a random constant value
+        std::mt19937                           gen(library->seed());
+        std::uniform_int_distribution<uint8_t> int_dist(0, 255);
+        const uint8_t                          constant_border_value = int_dist(gen);
+
+        _border_mode = border_mode;
+        _target      = compute_target(shape, border_mode, format, constant_border_value, gradient_dimension);
+        _reference   = compute_reference(shape, border_mode, format, constant_border_value, gradient_dimension);
+    }
+
+protected:
+    template <typename V>
+    void fill(V &&tensor)
+    {
+        library->fill_tensor_uniform(tensor, 0);
+    }
+
+    template <typename V>
+    void fill_zero(V &&tensor)
+    {
+        library->fill_tensor_uniform(tensor, 0, static_cast<U>(0), static_cast<U>(0));
+    }
+
+    std::pair<TensorType, TensorType> compute_target(const TensorShape &shape, BorderMode border_mode, Format format, uint8_t constant_border_value, GradientDimension gradient_dimension)
+    {
+        // Create tensors
+        TensorType src   = create_tensor<TensorType>(shape, data_type_from_format(format));
+        TensorType dst_x = create_tensor<TensorType>(shape, data_type_from_format(Format::S16));
+        TensorType dst_y = create_tensor<TensorType>(shape, data_type_from_format(Format::S16));
+
+        src.info()->set_format(format);
+        dst_x.info()->set_format(Format::S16);
+        dst_y.info()->set_format(Format::S16);
+
+        FunctionType derivative;
+
+        switch(gradient_dimension)
+        {
+            case GradientDimension::GRAD_X:
+                derivative.configure(&src, &dst_x, nullptr, border_mode, constant_border_value);
+                break;
+            case GradientDimension::GRAD_Y:
+                derivative.configure(&src, nullptr, &dst_y, border_mode, constant_border_value);
+                break;
+            case GradientDimension::GRAD_XY:
+                derivative.configure(&src, &dst_x, &dst_y, border_mode, constant_border_value);
+                break;
+            default:
+                ARM_COMPUTE_ERROR("Gradient dimension not supported");
+        }
+
+        ARM_COMPUTE_EXPECT(src.info()->is_resizable(), framework::LogLevel::ERRORS);
+        ARM_COMPUTE_EXPECT(dst_x.info()->is_resizable(), framework::LogLevel::ERRORS);
+        ARM_COMPUTE_EXPECT(dst_y.info()->is_resizable(), framework::LogLevel::ERRORS);
+
+        // Allocate tensors
+        src.allocator()->allocate();
+        dst_x.allocator()->allocate();
+        dst_y.allocator()->allocate();
+
+        ARM_COMPUTE_EXPECT(!src.info()->is_resizable(), framework::LogLevel::ERRORS);
+        ARM_COMPUTE_EXPECT(!dst_x.info()->is_resizable(), framework::LogLevel::ERRORS);
+        ARM_COMPUTE_EXPECT(!dst_y.info()->is_resizable(), framework::LogLevel::ERRORS);
+
+        // Fill tensors
+        fill(AccessorType(src));
+        fill_zero(AccessorType(dst_x));
+        fill_zero(AccessorType(dst_y));
+
+        // Compute function
+        derivative.run();
+
+        return std::make_pair(std::move(dst_x), std::move(dst_y));
+    }
+
+    std::pair<SimpleTensor<U>, SimpleTensor<U>> compute_reference(const TensorShape &shape, BorderMode border_mode, Format format, uint8_t constant_border_value, GradientDimension gradient_dimension)
+    {
+        // Create reference
+        SimpleTensor<T> src{ shape, format };
+
+        // Fill reference
+        fill(src);
+
+        return reference::derivative<U>(src, border_mode, constant_border_value, gradient_dimension);
+    }
+
+    BorderMode _border_mode{ BorderMode::UNDEFINED };
+    std::pair<TensorType, TensorType>           _target{};
+    std::pair<SimpleTensor<U>, SimpleTensor<U>> _reference{};
+};
+} // namespace validation
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_DERIVATIVE_FIXTURE */