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/*
* GridTools
*
* Copyright (c) 2014-2023, ETH Zurich
* All rights reserved.
*
* Please, refer to the LICENSE file in the root directory.
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <gridtools/sid/rename_dimensions.hpp>
#include <gtest/gtest.h>
#include <gridtools/common/hymap.hpp>
#include <gridtools/common/integral_constant.hpp>
#include <gridtools/common/tuple_util.hpp>
#include <gridtools/sid/composite.hpp>
#include <gridtools/sid/simple_ptr_holder.hpp>
#include <gridtools/sid/synthetic.hpp>
namespace gridtools {
namespace {
using sid::property;
using namespace literals;
namespace tu = tuple_util;
struct a {};
struct b {};
struct c {};
struct d {};
TEST(rename_dimensions, smoke) {
double data[3][5][7];
auto src = sid::synthetic()
.set<property::origin>(sid::simple_ptr_holder(&data[0][0][0]))
.set<property::strides>(hymap::keys<a, b, c>::make_values(5_c * 7_c, 7_c, 1_c))
.set<property::upper_bounds>(hymap::keys<a, b>::make_values(3, 5));
auto testee = sid::rename_dimensions<b, d>(src);
using testee_t = decltype(testee);
auto strides = sid::get_strides(testee);
EXPECT_EQ(35, sid::get_stride<a>(strides));
EXPECT_EQ(0, sid::get_stride<b>(strides));
EXPECT_EQ(1, sid::get_stride<c>(strides));
EXPECT_EQ(7, sid::get_stride<d>(strides));
static_assert(meta::is_empty<get_keys<sid::lower_bounds_type<testee_t>>>());
auto u_bound = sid::get_upper_bounds(testee);
EXPECT_EQ(3, at_key<a>(u_bound));
EXPECT_EQ(5, at_key<d>(u_bound));
}
TEST(rename_dimensions, c_array) {
double data[3][5][7];
auto testee = sid::rename_dimensions<decltype(1_c), d>(data);
using testee_t = decltype(testee);
auto strides = sid::get_strides(testee);
EXPECT_EQ(35, (sid::get_stride<integral_constant<int, 0>>(strides)));
EXPECT_EQ(0, (sid::get_stride<integral_constant<int, 1>>(strides)));
EXPECT_EQ(1, (sid::get_stride<integral_constant<int, 2>>(strides)));
EXPECT_EQ(7, sid::get_stride<d>(strides));
auto l_bound = sid::get_lower_bounds(testee);
EXPECT_EQ(0, (at_key<integral_constant<int, 0>>(l_bound)));
EXPECT_EQ(0, at_key<d>(l_bound));
auto u_bound = sid::get_upper_bounds(testee);
EXPECT_EQ(3, (at_key<integral_constant<int, 0>>(u_bound)));
EXPECT_EQ(5, at_key<d>(u_bound));
}
TEST(rename_dimensions, rename_twice_and_make_composite) {
double data[3][5][7];
auto src = sid::synthetic()
.set<property::origin>(sid::host_device::simple_ptr_holder(&data[0][0][0]))
.set<property::strides>(hymap::keys<a, b, c>::make_values(5_c * 7_c, 7_c, 1_c))
.set<property::upper_bounds>(hymap::keys<a, b>::make_values(3, 5));
auto testee = sid::rename_dimensions<a, c, b, d>(src);
static_assert(sid::is_sid<decltype(testee)>::value);
auto composite = sid::composite::keys<void>::make_values(testee);
static_assert(sid::is_sid<decltype(composite)>::value);
sid::get_origin(composite);
}
TEST(rename_dimensions, numbered) {
double data[3][5][7];
auto testee = sid::rename_numbered_dimensions<a, b, c>(data);
using testee_t = decltype(testee);
auto strides = sid::get_strides(testee);
EXPECT_EQ(35, sid::get_stride<a>(strides));
EXPECT_EQ(7, sid::get_stride<b>(strides));
EXPECT_EQ(1, sid::get_stride<c>(strides));
auto l_bound = sid::get_lower_bounds(testee);
EXPECT_EQ(0, at_key<a>(l_bound));
EXPECT_EQ(0, at_key<b>(l_bound));
EXPECT_EQ(0, at_key<c>(l_bound));
auto u_bound = sid::get_upper_bounds(testee);
EXPECT_EQ(3, at_key<a>(u_bound));
EXPECT_EQ(5, at_key<b>(u_bound));
EXPECT_EQ(7, at_key<c>(u_bound));
}
} // namespace
} // namespace gridtools
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