256 lines
10 KiB
C++
256 lines
10 KiB
C++
/******************************************************************************
|
|
The MIT License(MIT)
|
|
|
|
Embedded Template Library.
|
|
https://github.com/ETLCPP/etl
|
|
https://www.etlcpp.com
|
|
|
|
Copyright(c) 2014 John Wellbelove
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files(the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions :
|
|
|
|
The above copyright notice and this permission notice shall be included in all
|
|
copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
SOFTWARE.
|
|
******************************************************************************/
|
|
|
|
#include "unit_test_framework.h"
|
|
|
|
#include "etl/largest.h"
|
|
|
|
#include <type_traits>
|
|
|
|
namespace
|
|
{
|
|
SUITE(test_largest)
|
|
{
|
|
//*************************************************************************
|
|
TEST(test_pod_type)
|
|
{
|
|
size_t size;
|
|
bool type;
|
|
|
|
size = etl::largest_type<char, short, int>::size;
|
|
type = etl::is_same<int, etl::largest_type<char, short, int>::type>::value;
|
|
|
|
CHECK_EQUAL(sizeof(int), size);
|
|
CHECK(type);
|
|
|
|
size = etl::largest_type<int, char, short>::size;
|
|
type = etl::is_same<int, etl::largest_type<char, short, int>::type>::value;
|
|
|
|
CHECK_EQUAL(sizeof(int), size);
|
|
CHECK(type);
|
|
}
|
|
|
|
#if ETL_USING_CPP17 && !defined(ETL_LARGEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
|
|
//*************************************************************************
|
|
TEST(test_pod_type_vt)
|
|
{
|
|
size_t size;
|
|
bool type;
|
|
|
|
size = etl::largest_type_v<char, short, int>;
|
|
type = etl::is_same<int, etl::largest_type_t<char, short, int>>::value;
|
|
|
|
CHECK_EQUAL(sizeof(int), size);
|
|
CHECK(type);
|
|
|
|
size = etl::largest_type_v<int, char, short>;
|
|
type = etl::is_same<int, etl::largest_type_t<char, short, int>>::value;
|
|
|
|
CHECK_EQUAL(sizeof(int), size);
|
|
CHECK(type);
|
|
}
|
|
#endif
|
|
|
|
//*************************************************************************
|
|
TEST(test_non_pod_type)
|
|
{
|
|
size_t size;
|
|
bool type;
|
|
|
|
struct S1 { char a; char b; char c; };
|
|
struct S2 { char a; short b; char c; };
|
|
struct S3 { int a; short b; char c; };
|
|
|
|
size = etl::largest_type<S1, S2, S3>::size;
|
|
type = etl::is_same<S3, etl::largest_type<S1, S2, S3>::type>::value;
|
|
|
|
CHECK_EQUAL(sizeof(S3), size);
|
|
CHECK(type);
|
|
|
|
size = etl::largest_type<S2, S3, S1>::size;
|
|
type = etl::is_same<S3, etl::largest_type<S2, S3, S1>::type>::value;
|
|
|
|
CHECK_EQUAL(sizeof(S3), size);
|
|
CHECK(type);
|
|
}
|
|
|
|
#if ETL_USING_CPP17 && !defined(ETL_LARGEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
|
|
//*************************************************************************
|
|
TEST(test_non_pod_type_vt)
|
|
{
|
|
size_t size;
|
|
bool type;
|
|
|
|
struct S1 { char a; char b; char c; };
|
|
struct S2 { char a; short b; char c; };
|
|
struct S3 { int a; short b; char c; };
|
|
|
|
size = etl::largest_type_v<S1, S2, S3>;
|
|
type = etl::is_same<S3, etl::largest_type_t<S1, S2, S3>>::value;
|
|
|
|
CHECK_EQUAL(sizeof(S3), size);
|
|
CHECK(type);
|
|
|
|
size = etl::largest_type_v<S2, S3, S1>;
|
|
type = etl::is_same<S3, etl::largest_type_t<S2, S3, S1>>::value;
|
|
|
|
CHECK_EQUAL(sizeof(S3), size);
|
|
CHECK(type);
|
|
}
|
|
#endif
|
|
|
|
//*************************************************************************
|
|
TEST(test_pod_alignment)
|
|
{
|
|
size_t size = etl::largest_alignment<char, short, int, double>::value;
|
|
|
|
CHECK_EQUAL(std::alignment_of<double>::value, size);
|
|
}
|
|
|
|
#if ETL_USING_CPP17 && !defined(ETL_LARGEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
|
|
//*************************************************************************
|
|
TEST(test_pod_alignment_v)
|
|
{
|
|
size_t size = etl::largest_alignment_v<char, short, int, double>;
|
|
|
|
CHECK_EQUAL(std::alignment_of<double>::value, size);
|
|
}
|
|
#endif
|
|
|
|
//*************************************************************************
|
|
TEST(test_non_pod_alignment)
|
|
{
|
|
struct S1 { char a; char b; char c; };
|
|
struct S2 { char a; short b; char c; };
|
|
struct S3 { int a; short b; char c; };
|
|
|
|
size_t size = etl::largest_alignment<S1, S2, S3>::value;
|
|
|
|
CHECK_EQUAL(std::alignment_of<S3>::value, size);
|
|
}
|
|
|
|
#if ETL_USING_CPP17 && !defined(ETL_LARGEST_TYPE_FORCE_CPP03_IMPLEMENTATION)
|
|
//*************************************************************************
|
|
TEST(test_non_pod_alignment_v)
|
|
{
|
|
struct S1 { char a; char b; char c; };
|
|
struct S2 { char a; short b; char c; };
|
|
struct S3 { int a; short b; char c; };
|
|
|
|
size_t size = etl::largest_alignment_v<S1, S2, S3>;
|
|
|
|
CHECK_EQUAL(std::alignment_of<S3>::value, size);
|
|
}
|
|
#endif
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_int_type)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<int8_t>::type, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<int16_t>::type, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<int32_t>::type, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<int64_t>::type, int64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<uint8_t>::type, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<uint16_t>::type, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<uint32_t>::type, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type<uint64_t>::type, int64_t>::value));
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_int_type_t)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<int8_t>, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<int16_t>, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<int32_t>, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<int64_t>, int64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<uint8_t>, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<uint16_t>, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<uint32_t>, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_int_type_t<uint64_t>, int64_t>::value));
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_uint_type)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<int8_t>::type, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<int16_t>::type, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<int32_t>::type, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<int64_t>::type, uint64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<uint8_t>::type, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<uint16_t>::type, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<uint32_t>::type, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type<uint64_t>::type, uint64_t>::value));
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_uint_type_t)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<int8_t>, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<int16_t>, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<int32_t>, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<int64_t>, uint64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<uint8_t>, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<uint16_t>, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<uint32_t>, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_uint_type_t<uint64_t>, uint64_t>::value));
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_type)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_type<int8_t>::type, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<int16_t>::type, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<int32_t>::type, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<int64_t>::type, int64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_type<uint8_t>::type, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<uint16_t>::type, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<uint32_t>::type, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type<uint64_t>::type, uint64_t>::value));
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_larger_type_t)
|
|
{
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<int8_t>, int16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<int16_t>, int32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<int32_t>, int64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<int64_t>, int64_t>::value));
|
|
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<uint8_t>, uint16_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<uint16_t>, uint32_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<uint32_t>, uint64_t>::value));
|
|
CHECK(bool(etl::is_same<etl::larger_type_t<uint64_t>, uint64_t>::value));
|
|
}
|
|
};
|
|
}
|