vectorwrapper/test/unit/test_get_at.cpp

72 lines
2.0 KiB
C++

/*
* Copyright 2015-2020 Michele "King_DuckZ" Santullo
*
* 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.
*/
#include "vectorwrapper/vectorwrapper.hpp"
#include <gtest/gtest.h>
#include <array>
#include <cstdint>
namespace vwr {
template <>
struct VectorWrapperInfo<std::array<uint16_t, 2>> {
enum {
dimensions = 2
};
typedef uint16_t scalar_type;
typedef std::array<scalar_type, dimensions> vector_type;
typedef std::array<scalar_type, dimensions + 1> higher_vector_type;
static scalar_type& get_at (size_t parIndex, vector_type& parVector) {
return parVector[parIndex];
}
};
template <>
struct VectorWrapperInfo<std::array<uint16_t, 3>> {
enum {
dimensions = 3
};
typedef uint16_t scalar_type;
typedef std::array<scalar_type, dimensions> vector_type;
typedef std::array<scalar_type, dimensions - 1> lower_vector_type;
static scalar_type& get_at (size_t parIndex, vector_type& parVector) {
return parVector[parIndex];
}
};
} //namespace vwr
using vec2 = vwr::Vec<std::array<uint16_t, 2>>;
using vec3 = vwr::Vec<std::array<uint16_t, 3>>;
TEST(vwr, get_at) {
const uint16_t v2 = 0x0c0cU;
vec2 myvec2(v2);
EXPECT_EQ(v2, myvec2.x());
EXPECT_EQ(v2, myvec2.y());
const uint16_t v3 = 0xababU;
vec3 myvec3(myvec2.x(), myvec2.y(), v3);
EXPECT_EQ(v2, myvec3.x());
EXPECT_EQ(v2, myvec3.y());
EXPECT_EQ(v3, myvec3.z());
}