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/***************************************************************************
* Copyright (c) Johan Mabille, Sylvain Corlay and Wolf Vollprecht *
* Copyright (c) QuantStack *
* *
* Distributed under the terms of the BSD 3-Clause License. *
* *
* The full license is in the file LICENSE, distributed with this software. *
****************************************************************************/
#include "xtensor/xarray.hpp"
#include "xtensor/xexpression_holder.hpp"
#include "xtensor/xio.hpp"
#include "xtensor/xview.hpp"
#include "test_common_macros.hpp"
namespace xt
{
TEST(xexpression_holder, ctor)
{
xarray<double> a = {{1, 2, 3, 4}, {5, 6, 7, 8}};
xarray<double> b = {{3, 2, 1}, {5, 6, 7}};
xarray<double> c = {{56, 5, 2}, {4, 2, 6}};
xexpression_holder holder_a = xexpression_holder(a);
xexpression_holder holder_b(b);
xexpression_holder holder_c(std::move(xexpression_holder(c)));
}
TEST(xexpression_holder, assign)
{
xarray<double> a = {{1, 2, 3, 4}, {5, 6, 7, 8}};
xarray<double> b = {{3, 2, 1}, {5, 6, 7}};
xarray<double> c = {{56, 5, 2}, {4, 2, 6}};
xexpression_holder holder_a = xexpression_holder(a);
xexpression_holder holder_b(b);
holder_a = holder_b;
holder_b = xexpression_holder(c);
}
TEST(xexpression_holder, to_json)
{
xarray<double> a = {{1, 2, 3, 4}, {5, 6, 7, 8}};
xexpression_holder holder_a = xexpression_holder(a);
nlohmann::json json_out;
to_json(json_out, holder_a);
ASSERT_EQ(json_out[0][0], 1);
ASSERT_EQ(json_out[0][1], 2);
ASSERT_EQ(json_out[0][2], 3);
ASSERT_EQ(json_out[1][1], 6);
}
TEST(xexpression_holder, from_json)
{
xarray<double> a = {{1, 2, 3, 4}, {5, 6, 7, 8}};
xarray<double> b = {{5, 6, 7, 8}, {1, 2, 3, 4}};
xexpression_holder holder_a = xexpression_holder(a);
nlohmann::json json_b;
to_json(json_b, b);
from_json(json_b, holder_a);
ASSERT_EQ(a, b);
}
}
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