From 69e44dc073bae7f7f54923d306a52d809b1334d5 Mon Sep 17 00:00:00 2001
From: Moritz Pflanzer <moritz.pflanzer@arm.com>
Date: Wed, 5 Jul 2017 11:02:14 +0100
Subject: COMPMID-415: New framework - datasets [2/5]

Change-Id: Ice4e5d73f40ba2f105663924393afcc88db07973
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/79756
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
---
 framework/datasets/RangeDataset.h | 134 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 framework/datasets/RangeDataset.h

(limited to 'framework/datasets/RangeDataset.h')

diff --git a/framework/datasets/RangeDataset.h b/framework/datasets/RangeDataset.h
new file mode 100644
index 0000000000..2489405ff7
--- /dev/null
+++ b/framework/datasets/RangeDataset.h
@@ -0,0 +1,134 @@
+/*
+ * 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_DATASET_RANGE
+#define ARM_COMPUTE_TEST_DATASET_RANGE
+
+#include "Dataset.h"
+#include "support/ToolchainSupport.h"
+
+#include <string>
+#include <tuple>
+#include <type_traits>
+#include <utility>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+namespace dataset
+{
+/** Implementation of a dataset created from a range of values. */
+template <typename T>
+class RangeDataset final : public NamedDataset
+{
+public:
+    /** Construct dataset with given name and values in the specified range.
+     *
+     * @param[in] name  Description of the values.
+     * @param[in] first Iterator to the first value.
+     * @param[in] last  Iterator behind the last value.
+     */
+    RangeDataset(std::string name, T &&first, T &&last)
+        : NamedDataset{ std::move(name) }, _first{ std::forward<T>(first) }, _last{ std::forward<T>(last) }
+    {
+    }
+
+    RangeDataset(RangeDataset &&) = default;
+
+    /** Type of the dataset. */
+    using type = std::tuple<typename std::iterator_traits<T>::value_type>;
+
+    /** Iterator for the dataset. */
+    struct iterator
+    {
+        iterator(std::string name, T iterator)
+            : _name{ name }, _iterator{ iterator }
+        {
+        }
+
+        std::string description() const
+        {
+            using support::cpp11::to_string;
+            return _name + "=" + to_string(*_iterator);
+        }
+
+        RangeDataset::type operator*() const
+        {
+            return std::make_tuple(*_iterator);
+        }
+
+        iterator &operator++()
+        {
+            ++_iterator;
+            return *this;
+        }
+
+    private:
+        std::string _name;
+        T           _iterator;
+    };
+
+    /** Iterator pointing at the begin of the dataset.
+     *
+     * @return Iterator for the dataset.
+     */
+    iterator begin() const
+    {
+        return iterator(name(), _first);
+    }
+
+    /** Size of the dataset.
+     *
+     * @return Number of values in the dataset.
+     */
+    int size() const
+    {
+        return std::distance(_first, _last);
+    }
+
+private:
+    T _first;
+    T _last;
+};
+
+/** Helper function to create a @ref RangeDataset.
+ *
+ * @param[in] name  Name of the dataset.
+ * @param[in] first Iterator to the first value.
+ * @param[in] last  Iterator behind the last value.
+ *
+ * @return A range dataset.
+ */
+template <typename T>
+RangeDataset<T> make(std::string name, T &&first, T &&last)
+{
+    return RangeDataset<T>(std::move(name), std::forward<T>(first), std::forward<T>(last));
+}
+} // namespace dataset
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_DATASET_RANGE */
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