Files
Mujoco_WASM/python/mujoco/util/array_traits_test.cc
T
Saran Tunyasuvunakool 3577e2cf8b Version 2.1.2: Python bindings, OBJ assets support, bugfixes.
PiperOrigin-RevId: 434731612
Change-Id: I0cfda3e7a3d1c72036764986efc252ffa1b8c6b0
2022-03-15 14:04:44 +00:00

96 lines
2.5 KiB
C++

// Copyright 2022 DeepMind Technologies Limited
//
// 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 "array_traits.h"
#include <type_traits>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
namespace mujoco::util {
namespace {
using ::testing::ElementsAre;
TEST(ArrayTraitsTest, CArrayType) {
struct Foo {};
static_assert(std::is_same_v<c_array_t<int, 3, 4, 5>,
int[3][4][5]>);
static_assert(std::is_same_v<c_array_t<double>,
double>);
static_assert(std::is_same_v<c_array_t<Foo, 7>,
Foo[7]>);
static_assert(std::is_same_v<c_array_t<Foo*, 3, 4, 5, 6>,
Foo*[3][4][5][6]>);
}
TEST(ArrayTraitsTest, ArrayNdim) {
struct Foo {};
EXPECT_EQ(array_ndim_v<int[3][4][5]>, 3);
EXPECT_EQ(array_ndim_v<double(*)[3][4]>, 2);
EXPECT_EQ(array_ndim_v<Foo*[3][4]>, 2);
EXPECT_EQ(array_ndim_v<Foo(&)[3][4][5][6]>, 4);
}
TEST(ArrayTraitsTest, ArrayScalarType) {
struct Foo {};
static_assert(std::is_same_v<
array_scalar_t<int[3][4][5]>,
int
>);
static_assert(std::is_same_v<
array_scalar_t<double(*)[3][4]>,
double
>);
static_assert(std::is_same_v<
array_scalar_t<Foo*[3][4]>,
Foo*
>);
static_assert(std::is_same_v<
array_scalar_t<Foo(&)[3][4][5][6]>,
Foo
>);
}
TEST(ArrayTraitsTest, MakeEigen) {
{
auto eigen = MakeEigen<float[3]>();
static_assert(std::is_same_v<
decltype(eigen),
Eigen::Vector3f
>);
}
{
auto eigen = MakeEigen<int[2][3]>();
static_assert(std::is_same_v<
decltype(eigen),
Eigen::Matrix<int, 2, 3, Eigen::RowMajor>
>);
}
{
auto eigen = MakeEigen<double[2][3][4]>();
static_assert(std::is_same_v<
decltype(eigen),
Eigen::Tensor<double, 3, Eigen::RowMajor, Eigen::DenseIndex>
>);
EXPECT_THAT(eigen.dimensions(), ElementsAre(2, 3, 4));
}
}
} // namespace
} // namespace mujoco::util