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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/common/int_vector.hpp>
#include <tuple>
#include <type_traits>
#include <gtest/gtest.h>
#include <gridtools/common/array.hpp>
#include <gridtools/common/hymap.hpp>
#include <gridtools/common/integral_constant.hpp>
#include <gridtools/common/tuple.hpp>
#include <gridtools/meta.hpp>
namespace gridtools {
namespace {
using namespace literals;
struct a;
struct b;
struct c;
TEST(plus, integrals) {
auto m1 = hymap::keys<a, b>::make_values(1, 2l);
auto m2 = hymap::keys<b, c>::make_values(10, 20u);
auto m3 = hymap::keys<b>::make_values(100);
auto testee = int_vector::plus(m1, m2, m3);
using testee_t = decltype(testee);
static_assert(std::is_same_v<int, element_at<a, testee_t>>);
static_assert(std::is_same_v<long int, element_at<b, testee_t>>);
static_assert(std::is_same_v<unsigned int, element_at<c, testee_t>>);
EXPECT_EQ(1, at_key<a>(testee));
EXPECT_EQ(112, at_key<b>(testee));
EXPECT_EQ(20, at_key<c>(testee));
using namespace int_vector::arithmetic;
auto testee2 = m1 + m2;
EXPECT_EQ(1, at_key<a>(testee2));
EXPECT_EQ(12, at_key<b>(testee2));
EXPECT_EQ(20, at_key<c>(testee2));
}
TEST(plus, integral_constants) {
auto m1 = hymap::keys<a, b>::make_values(1_c, 2_c);
auto m2 = hymap::keys<a, b>::make_values(11_c, 12);
auto testee = int_vector::plus(m1, m2);
using testee_t = decltype(testee);
static_assert(std::is_same_v<integral_constant<int, 12>, element_at<a, testee_t>>);
static_assert(std::is_same_v<int, element_at<b, testee_t>>);
EXPECT_EQ(14, at_key<b>(testee));
}
TEST(plus, tuple_and_arrays) {
auto m1 = tuple<int, int>{1, 2};
auto m2 = array<int, 2>{3, 4};
auto testee = int_vector::plus(m1, m2);
EXPECT_EQ(4, (at_key<integral_constant<int, 0>>(testee)));
EXPECT_EQ(6, (at_key<integral_constant<int, 1>>(testee)));
}
TEST(multiply, integrals) {
auto vec = hymap::keys<a, b>::make_values(1_c, 2);
auto testee = int_vector::multiply(vec, 2);
EXPECT_EQ(2, at_key<a>(testee));
EXPECT_EQ(4, at_key<b>(testee));
using namespace int_vector::arithmetic;
auto testee2 = vec * 2;
EXPECT_EQ(2, at_key<a>(testee2));
EXPECT_EQ(4, at_key<b>(testee2));
auto testee3 = 2 * vec;
EXPECT_EQ(2, at_key<a>(testee3));
EXPECT_EQ(4, at_key<b>(testee3));
}
TEST(multiply, integral_constants) {
auto vec = hymap::keys<a, b>::make_values(1_c, 2);
auto testee = int_vector::multiply(vec, 2_c);
using testee_t = decltype(testee);
static_assert(element_at<a, testee_t>::value == 2);
EXPECT_EQ(4, at_key<b>(testee));
}
TEST(prune_zeros, smoke) {
auto vec = hymap::keys<a, b, c>::make_values(1, 0_c, 2_c);
auto testee = int_vector::prune_zeros(vec);
EXPECT_EQ(1, at_key<a>(testee));
using testee_t = decltype(testee);
static_assert(!has_key<testee_t, b>());
static_assert(element_at<c, testee_t>::value == 2);
}
TEST(unary_ops, smoke) {
using namespace int_vector::arithmetic;
auto vec = hymap::keys<a, b, c>::make_values(1, 0_c, 2_c);
auto testee = -vec;
EXPECT_EQ(-1, at_key<a>(testee));
using testee_t = decltype(testee);
static_assert(element_at<b, testee_t>::value == 0);
static_assert(element_at<c, testee_t>::value == -2);
auto testee2 = +vec;
EXPECT_EQ(1, at_key<a>(testee2));
using testee2_t = decltype(testee2);
static_assert(element_at<b, testee2_t>::value == 0);
static_assert(element_at<c, testee2_t>::value == 2);
}
TEST(minus_op, smoke) {
using namespace int_vector::arithmetic;
auto m1 = hymap::keys<a, b>::make_values(1, 2_c);
auto m2 = hymap::keys<a, b, c>::make_values(1, 1_c, 3);
auto testee = m1 - m2;
EXPECT_EQ(0, at_key<a>(testee));
using testee_t = decltype(testee);
static_assert(element_at<b, testee_t>::value == 1);
EXPECT_EQ(-3, at_key<c>(testee));
}
} // namespace
} // namespace gridtools
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