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#pragma once
#include <iostream>
#include <array>
#include <vector>
#include <functional>
#include <cstring>
#include <string>
#include <cmath>
#include "os_python.h"
#include "PConv.h"
#include "pymol/type_traits.h"
#include "pymol/algorithm.h"
#include <catch2/catch.hpp>
namespace pymol {
namespace test {
// Checks whether obj is zero'd out (Struct of all PoD Types without non-default
// values are 0)
template <typename T> static bool isStructZero(const T &obj) {
const auto size = sizeof(T);
std::array<char, size> buffer{};
return std::memcmp(buffer.data(), &obj, size) == 0;
}
// Checks whether array arr is zeroed
template <typename T>
static bool isArrayZero(const T *arr, const std::size_t len) {
auto bytelen = len * sizeof(T);
std::vector<char> buffer(bytelen, 0);
return std::memcmp(buffer.data(), arr, bytelen) == 0;
}
// Checks whether arrays are equal
template <typename T>
static bool isArrayEqual(const T *arr1, const T *arr2, const std::size_t len) {
return pymol::equal(arr1, arr1 + len, arr2);
}
/**
* Checks whether two floating point values are nearly equal
*/
template <typename T, typename U, typename CommonT = pymol::common_type_t<T, U>>
static bool isAlmostEqual(T a, U b, CommonT epsilon = 1e-6)
{
return std::abs(a - b) <= epsilon;
}
// Checks whether type has all special member functions
template <typename T> static bool isRegular()
{
return std::is_default_constructible<T>::value &&
std::is_copy_constructible<T>::value &&
std::is_copy_assignable<T>::value &&
std::is_move_constructible<T>::value &&
std::is_move_assignable<T>::value &&
std::is_destructible<T>::value;
//std::is_nothrow_swappable<T>::value; C++17
}
// Checks whether ptr is equal to nullptr
template <typename T> static bool isNullptr(const T *ptr) {
return ptr == nullptr;
}
struct PYMOL_TEST_API {
static PyObject *PYMOL_TEST_SUCCESS;
static PyObject *PYMOL_TEST_FAILURE;
};
class TmpFILE
{
std::string tmpFilename;
public:
TmpFILE();
TmpFILE(const TmpFILE&) = delete;
TmpFILE& operator=(const TmpFILE&) = delete;
TmpFILE(TmpFILE&&) = default;
TmpFILE& operator=(TmpFILE&&) = default;
~TmpFILE() {std::remove(tmpFilename.c_str()); }
const char* getFilename() const { return tmpFilename.c_str(); }
const std::string& getFilenameStr() const { return tmpFilename; }
};
}; // namespace test
}; // namespace pymol
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