/*******************************************************************************
* Copyright 2021 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/

#pragma once

#include "oneapi/dal/test/engine/dataframe.hpp"

namespace oneapi::dal::test::engine {

template <typename Float>
class basic_statistics {
public:
    basic_statistics(const array<Float>& mean, const array<Float>& variance)
            : mean_(mean),
              variance_(variance) {}

    const array<Float>& get_means() const {
        return mean_;
    }

    const array<Float>& get_variances() const {
        return variance_;
    }

private:
    array<Float> mean_;
    array<Float> variance_;
};

template <typename Float>
basic_statistics<Float> compute_basic_statistics(const dataframe& df);

} // namespace oneapi::dal::test::engine
