notepad-plus-plus/PowerEditor/Test/FunctionList/cpp/1/unitTest

#include <iostream>
using namespace std;

/* -------------------- Namespaces -------------------- */

namespace test {
	typedef const int type;
	static constexpr type n = 0;
	
	//Template functions
	template <typename LType, typename RType> constexpr LType coalesce(const LType &left, const RType &right);
	#if __cplusplus >= 201103L
	template <typename LType, typename RType, typename ...Args>
	constexpr LType coalesce(const LType &left, const RType &right, const Args &...args);
	#endif
	template <typename LType, typename RType> constexpr test::type compare(const LType &left, const RType &right);
	template <typename Type> constexpr Type divide(const Type &left, const Type &right);
	template <typename LType, typename RType> constexpr bool equals(const LType &left, const RType &right);
	template <typename Return, typename Type> constexpr Return cast(const Type &val);
	template <typename Type> constexpr Type minus(const Type &left, const Type &right);
	template <typename Type> constexpr Type modulus(const Type &left, const Type &right);
	template <typename Type> constexpr Type multiply(const Type &left, const Type &right);
	template <typename Type> constexpr Type negate(const Type &val);
	template <typename Type> constexpr bool isnot(const Type &val);
	template <typename Type> constexpr bool isnull(const Type &val);
	template <typename Type> constexpr Type plus(const Type &left, const Type &right);
	template <typename Type> void print(const Type &val);
	
	//Classes
	class TestA2;
	class TestA12;
	template <class Type> struct TestB3;
	struct TestD3;
	class TestH3;
}
using test::coalesce;

/* -------------------- Template functions -------------------- */

template <typename LType, typename RType> constexpr LType test::coalesce(const LType &left, const RType &right){
	return (left)? left : right;
}

#if __cplusplus >= 201103L
template <typename LType, typename RType, typename ...Args> constexpr LType test::coalesce(const LType &left, const RType &right, const Args &...args){
	return (left)? left : coalesce<LType>(right,args...);
}
#endif

template <typename LType, typename RType> constexpr test::type test::compare(const LType &left, const RType &right){
	return (left<right)? -1 : (right<left)? 1 : 0;
}

template <typename Type> constexpr Type test::divide(const Type &left, const Type &right){ return left/right; }

template <typename LType, typename RType> constexpr bool test::equals(const LType &left, const RType &right){ return (left==right); }

template <typename Return, typename Type> constexpr Return test::cast(const Type &val){ return (Return)val; }

template <typename Type> constexpr Type test::minus(const Type &left, const Type &right){ return left-right; }

template <typename Type> constexpr Type test::modulus(const Type &left, const Type &right){ return left%right; }

template <typename Type> constexpr Type test::multiply(const Type &left, const Type &right){ return left*right; }

template <typename Type> constexpr Type test::negate(const Type &val){ return -val; }

template <typename Type> constexpr bool test::isnot(const Type &val){ return !val; }

template <typename Type> constexpr bool test::isnull(const Type &val){ return (val==NULL); }

template <typename Type> constexpr Type test::plus(const Type &left, const Type &right){ return left+right; }

template <typename Type> void test::print(const Type &val){ std::cout << val << std::endl; }

template <typename Type = test::type, Type N = 42> constexpr Type test42() noexcept { return coalesce(N,42); }

/* -------------------- Classes -------------------- */

struct TestA1 {
	int test(){ return 42; }
};

class test::TestA2 {
	int test(){ return 42; }
};

struct TestA3 : TestA1 {
	int test(){ return 42; }
};

class TestA4 : private TestA1 {
	int test(){ return 42; }
};

struct TestA5 : protected TestA1 {
	int test(){ return 42; }
};

class TestA6 : public TestA1 {
	int test(){ return 42; }
};

struct TestA7 final : virtual TestA1 {
	int test(){ return 42; }
};

class TestA8 : public virtual TestA1 {
	int test(){ return 42; }
};

struct TestA9 final : virtual public TestA1 {
	int test(){ return 42; }
};

class TestA10 : TestA1, test::TestA2, TestA3 {
	int test(){ return 42; }
};

struct TestA11 : private TestA1, protected test::TestA2, public TestA3 {
	int test(){ return 42; }
};

class test::TestA12 : TestA1, protected test::TestA2, public virtual TestA3 {
	int test(){ return 42; }
};

struct TestA13 final : public virtual TestA1, protected test::TestA2, TestA3 {
	int test(){ return 42; }
};

/* -------------------- Template classes -------------------- */

template <typename Type> struct TestB1 {
	int test(){ return 42; }
};

template <typename Type> class TestB2 {
	int test(){ return 42; }
};

template <class Type> struct test::TestB3 {
	int test(){ return 42; }
};

template <class Type> class TestB4 {
	int test(){ return 42; }
};

template <typename Type = int> struct TestB5 {
	int test(){ return 42; }
};

template <int N = coalesce(test::n,42)> struct TestB6 {
	int test(){ return 42; }
};

template <class Type = std::pair<int,double> > struct TestB7 {
	int test(){ return 42; }
};

template <class Type1, typename Type2, int N> class TestB8 {
	int test(){ return 42; }
};

template <typename Type1 = int, class Type2 = double, int N = 42> struct TestB9 {
	int test(){ return 42; }
};

template <template <typename> typename Type> class TestB10 {
	int test(){ return 42; }
};

template <template <typename,typename> class Type> struct TestB11 {
	int test(){ return 42; }
};

template <template <class,class> typename Type = std::pair> class TestB12 {
	int test(){ return 42; }
};

template <template <typename> class Type1, template <class,class> typename Type2 = std::pair> struct TestB13 {
	int test(){ return 42; }
};

/* -------------------- Template class specialization -------------------- */

template <typename Type> struct TestC1 {
	int test1(){ return 42; }
};

template <> struct TestC1<int> {
	int test2(){ return 42; }
};

template <> struct TestC1< std::pair<int,double> > {
	int test3(){ return 42; }
};

template <class Type1, typename Type2, int N> class TestC2 {
	int test1(){ return 42; }
};

template <> class TestC2<int,double,42> {
	int test2(){ return 42; }
};

template <typename Type> class TestC2<Type,double,42> {
	int test3(){ return 42; }
};

template <typename Type1, class Type2> class TestC2<Type1,Type2,42> {
	int test4(){ return 42; }
};

template <template <typename,typename> class Type, int N = 42> struct TestC3 {
	int test1(){ return 42; }
};

template <> struct TestC3<std::pair,coalesce(test::n,42)> {
	int test2(){ return 42; }
};

/* -------------------- Template class inheritance -------------------- */

template <typename Type> struct TestD1 {
	int test(){ return 42; }
};

template <typename Type> class TestD2 : public TestD1<Type> {
	int test(){ return 42; }
};

struct test::TestD3 : public TestD1<int>, private TestD2< std::pair<int,double> > {
	int test(){ return 42; }
};

template <template <typename> class Type, int N = 42> class TestD4 final : public virtual TestD1<int>, private TestD2< Type<int> > {
	int test(){ return 42; }
};

/* -------------------- Class method inline definitions -------------------- */

struct TestE1 {
	int n;
	
	//Constructors
	constexpr TestE1() noexcept : n(0) {}
	
	constexpr TestE1(int n) noexcept : n(n) {}
	
	explicit constexpr TestE1(double n) noexcept : n((int)n) {}
	
	explicit constexpr TestE1(int a, int b) noexcept : n(a+b) {}
	
	//Conversion operators
	explicit constexpr operator bool() const noexcept { return !!n; }
	
	explicit constexpr operator double() const noexcept { return n; }
	
	explicit constexpr operator unsigned int() const noexcept { return (n<0)? -n : n; }
	
	//Assignment operators
	friend void swap(TestE1 &left, TestE1 &right) noexcept {
		using std::swap;
		swap(left.n,right.n);
	}
	
	TestE1& operator=(TestE1 test) noexcept {
		swap(*this,test);
		return *this;
	}
	
	TestE1& operator+=(TestE1 test) noexcept {
		n += test.n;
		return *this;
	}
	
	TestE1& operator-=(TestE1 test) noexcept {
		n -= test.n;
		return *this;
	}
	
	TestE1& operator*=(TestE1 test) noexcept {
		n *= test.n;
		return *this;
	}
	
	TestE1& operator/=(TestE1 test) noexcept {
		n /= test.n;
		return *this;
	}
	
	TestE1& operator%=(TestE1 test) noexcept {
		n %= test.n;
		return *this;
	}
	
	TestE1& operator^=(TestE1 test) noexcept {
		n ^= test.n;
		return *this;
	}
	
	TestE1& operator&=(TestE1 test) noexcept {
		n &= test.n;
		return *this;
	}
	
	TestE1& operator|=(TestE1 test) noexcept {
		n |= test.n;
		return *this;
	}
	
	TestE1& operator<<=(TestE1 test) noexcept {
		n <<= test.n;
		return *this;
	}
	
	TestE1& operator>>=(TestE1 test) noexcept {
		n >>= test.n;
		return *this;
	}
	
	//Increment & decrement operators
	TestE1& operator++() noexcept {
		n++;
		return *this;
	}
	
	TestE1 operator++(int) noexcept {
		TestE1 temp = *this;
		n++;
		return temp;
	}
	
	TestE1& operator--() noexcept {
		n--;
		return *this;
	}
	
	TestE1 operator--(int) noexcept {
		TestE1 temp = *this;
		n--;
		return temp;
	}
	
	//Arithmetic operators
	friend constexpr TestE1 operator+(const TestE1 &test) noexcept { return +(test.n); }
	
	friend constexpr TestE1 operator-(const TestE1 &test) noexcept { return -(test.n); }
	
	friend constexpr TestE1 operator!(const TestE1 &test) noexcept { return !(test.n); }
	
	friend constexpr TestE1 operator~(const TestE1 &test) noexcept { return ~(test.n); }
	
	friend constexpr TestE1 operator+(const TestE1 &left, const TestE1 &right) noexcept { return (left.n + right.n); }
	
	friend constexpr TestE1 operator-(const TestE1 &left, const TestE1 &right) noexcept { return (left.n - right.n); }
	
	friend constexpr TestE1 operator*(const TestE1 &left, const TestE1 &right) noexcept { return (left.n * right.n); }
	
	friend constexpr TestE1 operator/(const TestE1 &left, const TestE1 &right) noexcept { return (left.n / right.n); }
	
	friend constexpr TestE1 operator%(const TestE1 &left, const TestE1 &right) noexcept { return (left.n % right.n); }
	
	friend constexpr TestE1 operator^(const TestE1 &left, const TestE1 &right) noexcept { return (left.n ^ right.n); }
	
	friend constexpr TestE1 operator&(const TestE1 &left, const TestE1 &right) noexcept { return (left.n & right.n); }
	
	friend constexpr TestE1 operator|(const TestE1 &left, const TestE1 &right) noexcept { return (left.n | right.n); }
	
	friend constexpr TestE1 operator<<(const TestE1 &left, const TestE1 &right) noexcept { return (left.n << right.n); }
	
	friend constexpr TestE1 operator>>(const TestE1 &left, const TestE1 &right) noexcept { return (left.n >> right.n); }
	
	friend constexpr TestE1 operator&&(const TestE1 &left, const TestE1 &right) noexcept { return (left.n && right.n); }
	
	friend constexpr TestE1 operator||(const TestE1 &left, const TestE1 &right) noexcept { return (left.n || right.n); }
	
	//Comparison operators
	#if __cplusplus >= 202003L
	friend constexpr bool operator<=>(const TestE1 &left, const TestE1 &right) noexcept {
		return (left.n<right.n)? -1 : (right.n<left.n)? 1 : 0);
	}
	#else
	friend constexpr bool operator==(const TestE1 &left, const TestE1 &right) noexcept { return (left.n == right.n); }
	
	friend constexpr bool operator!=(const TestE1 &left, const TestE1 &right) noexcept { return (left.n != right.n); }
	
	friend constexpr bool operator<(const TestE1 &left, const TestE1 &right) noexcept { return (left.n < right.n); }
	
	friend constexpr bool operator<=(const TestE1 &left, const TestE1 &right) noexcept { return (left.n <= right.n); }
	
	friend constexpr bool operator>(const TestE1 &left, const TestE1 &right) noexcept { return (left.n > right.n); }
	
	friend constexpr bool operator>=(const TestE1 &left, const TestE1 &right) noexcept { return (left.n >= right.n); }
	#endif
	
	//Access operators
	friend std::ostream& operator<<(std::ostream &out, const TestE1 &test){ return out << test.n; }
	
	friend std::istream& operator>>(std::istream &in, TestE1 &test){ return in >> test.n; }
	
	int& operator[](int) noexcept { return n; }
	
	const int& operator[](int) const noexcept { return n; }
	
	constexpr int operator()() const noexcept { return n; }
	
	int& operator*() noexcept { return n; }
	
	int* operator->() noexcept { return &n; }
	
	//Methods
	inline constexpr const volatile long int test1() const volatile noexcept { return 42; }
	
	static inline constexpr const volatile long int test2() noexcept { return 42; }
	
	virtual int test3() const volatile noexcept { return coalesce(n,42); }
	
	virtual int test4() const volatile noexcept final { return coalesce(n,42); }
};

class TestE2 : public TestE1 {
	virtual int test3() const volatile noexcept override final { return coalesce(n,42); }
};

/* -------------------- Class method outside definitions -------------------- */

struct TestF1 {
	int n;
	
	//Constructors
	constexpr TestF1() noexcept;
	
	constexpr TestF1(int n) noexcept;
	
	explicit constexpr TestF1(double n) noexcept;
	
	explicit constexpr TestF1(int a, int b) noexcept;
	
	//Conversion operators
	explicit constexpr operator bool() const noexcept;
	
	explicit constexpr operator double() const noexcept;
	
	explicit constexpr operator unsigned int() const noexcept;
	
	//Assignment operators
	friend void swap(TestF1 &left, TestF1 &right) noexcept;
	
	TestF1& operator=(TestF1 test) noexcept;
	
	TestF1& operator+=(TestF1 test) noexcept;
	
	TestF1& operator-=(TestF1 test) noexcept;
	
	TestF1& operator*=(TestF1 test) noexcept;
	
	TestF1& operator/=(TestF1 test) noexcept;
	
	TestF1& operator%=(TestF1 test) noexcept;
	
	TestF1& operator^=(TestF1 test) noexcept;
	
	TestF1& operator&=(TestF1 test) noexcept;
	
	TestF1& operator|=(TestF1 test) noexcept;
	
	TestF1& operator<<=(TestF1 test) noexcept;
	
	TestF1& operator>>=(TestF1 test) noexcept;
	
	//Increment & decrement operators
	TestF1& operator++() noexcept;
	
	TestF1 operator++(int) noexcept;
	
	TestF1& operator--() noexcept;
	
	TestF1 operator--(int) noexcept;
	
	//Arithmetic operators
	friend constexpr TestF1 operator+(const TestF1 &test) noexcept;
	
	friend constexpr TestF1 operator-(const TestF1 &test) noexcept;
	
	friend constexpr TestF1 operator!(const TestF1 &test) noexcept;
	
	friend constexpr TestF1 operator~(const TestF1 &test) noexcept;
	
	friend constexpr TestF1 operator+(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator-(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator*(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator/(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator%(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator^(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator&(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator|(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator<<(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator>>(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator&&(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr TestF1 operator||(const TestF1 &left, const TestF1 &right) noexcept;
	
	//Comparison operators
	#if __cplusplus >= 202003L
	friend constexpr bool operator<=>(const TestF1 &left, const TestF1 &right) noexcept;
	#else
	friend constexpr bool operator==(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr bool operator!=(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr bool operator<(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr bool operator<=(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr bool operator>(const TestF1 &left, const TestF1 &right) noexcept;
	
	friend constexpr bool operator>=(const TestF1 &left, const TestF1 &right) noexcept;
	#endif
	
	//Access operators
	friend std::ostream& operator<<(std::ostream &out, const TestF1 &test);
	
	friend std::istream& operator>>(std::istream &in, TestF1 &test);
	
	int& operator[](int) noexcept;
	
	const int& operator[](int) const noexcept;
	
	constexpr int operator()() const noexcept;
	
	int& operator*() noexcept;
	
	int* operator->() noexcept;
	
	//Methods
	inline constexpr const volatile long int test1() const volatile noexcept;
	
	static inline constexpr const volatile long int test2() noexcept;
	
	virtual int test3() const volatile noexcept;
	
	virtual int test4() const volatile noexcept final;
};

//Constructors
constexpr TestF1::TestF1() noexcept : n(0) {}

constexpr TestF1::TestF1(int n) noexcept : n(n) {}

constexpr TestF1::TestF1(double n) noexcept : n((int)n) {}

constexpr TestF1::TestF1(int a, int b) noexcept : n(a+b) {}

//Conversion operators
constexpr TestF1::operator bool() const noexcept { return !!n; }

constexpr TestF1::operator double() const noexcept { return n; }

constexpr TestF1::operator unsigned int() const noexcept { return (n<0)? -n : n; }

//Assignment operators
void swap(TestF1 &left, TestF1 &right) noexcept {
	using std::swap;
	swap(left.n,right.n);
}

TestF1& TestF1::operator=(TestF1 test) noexcept {
	swap(*this,test);
	return *this;
}

TestF1& TestF1::operator+=(TestF1 test) noexcept {
	n += test.n;
	return *this;
}

TestF1& TestF1::operator-=(TestF1 test) noexcept {
	n -= test.n;
	return *this;
}

TestF1& TestF1::operator*=(TestF1 test) noexcept {
	n *= test.n;
	return *this;
}

TestF1& TestF1::operator/=(TestF1 test) noexcept {
	n /= test.n;
	return *this;
}

TestF1& TestF1::operator%=(TestF1 test) noexcept {
	n %= test.n;
	return *this;
}

TestF1& TestF1::operator^=(TestF1 test) noexcept {
	n ^= test.n;
	return *this;
}

TestF1& TestF1::operator&=(TestF1 test) noexcept {
	n &= test.n;
	return *this;
}

TestF1& TestF1::operator|=(TestF1 test) noexcept {
	n |= test.n;
	return *this;
}

TestF1& TestF1::operator<<=(TestF1 test) noexcept {
	n <<= test.n;
	return *this;
}

TestF1& TestF1::operator>>=(TestF1 test) noexcept {
	n >>= test.n;
	return *this;
}

//Increment & decrement operators
TestF1& TestF1::operator++() noexcept {
	n++;
	return *this;
}

TestF1 TestF1::operator++(int) noexcept {
	TestF1 temp = *this;
	n++;
	return temp;
}

TestF1& TestF1::operator--() noexcept {
	n--;
	return *this;
}

TestF1 TestF1::operator--(int) noexcept {
	TestF1 temp = *this;
	n--;
	return temp;
}

//Arithmetic operators
constexpr TestF1 operator+(const TestF1 &test) noexcept { return +(test.n); }

constexpr TestF1 operator-(const TestF1 &test) noexcept { return -(test.n); }

constexpr TestF1 operator!(const TestF1 &test) noexcept { return !(test.n); }

constexpr TestF1 operator~(const TestF1 &test) noexcept { return ~(test.n); }

constexpr TestF1 operator+(const TestF1 &left, const TestF1 &right) noexcept { return (left.n + right.n); }

constexpr TestF1 operator-(const TestF1 &left, const TestF1 &right) noexcept { return (left.n - right.n); }

constexpr TestF1 operator*(const TestF1 &left, const TestF1 &right) noexcept { return (left.n * right.n); }

constexpr TestF1 operator/(const TestF1 &left, const TestF1 &right) noexcept { return (left.n / right.n); }

constexpr TestF1 operator%(const TestF1 &left, const TestF1 &right) noexcept { return (left.n % right.n); }

constexpr TestF1 operator^(const TestF1 &left, const TestF1 &right) noexcept { return (left.n ^ right.n); }

constexpr TestF1 operator&(const TestF1 &left, const TestF1 &right) noexcept { return (left.n & right.n); }

constexpr TestF1 operator|(const TestF1 &left, const TestF1 &right) noexcept { return (left.n | right.n); }

constexpr TestF1 operator<<(const TestF1 &left, const TestF1 &right) noexcept { return (left.n << right.n); }

constexpr TestF1 operator>>(const TestF1 &left, const TestF1 &right) noexcept { return (left.n >> right.n); }

constexpr TestF1 operator&&(const TestF1 &left, const TestF1 &right) noexcept { return (left.n && right.n); }

constexpr TestF1 operator||(const TestF1 &left, const TestF1 &right) noexcept { return (left.n || right.n); }

//Comparison operators
#if __cplusplus >= 202003L
constexpr bool operator<=>(const TestF1 &left, const TestF1 &right) noexcept {
	return (left.n<right.n)? -1 : (right.n<left.n)? 1 : 0);
}
#else
constexpr bool operator==(const TestF1 &left, const TestF1 &right) noexcept { return (left.n == right.n); }

constexpr bool operator!=(const TestF1 &left, const TestF1 &right) noexcept { return (left.n != right.n); }

constexpr bool operator<(const TestF1 &left, const TestF1 &right) noexcept { return (left.n < right.n); }

constexpr bool operator<=(const TestF1 &left, const TestF1 &right) noexcept { return (left.n <= right.n); }

constexpr bool operator>(const TestF1 &left, const TestF1 &right) noexcept { return (left.n > right.n); }

constexpr bool operator>=(const TestF1 &left, const TestF1 &right) noexcept { return (left.n >= right.n); }
#endif

//Access operators
std::ostream& operator<<(std::ostream &out, const TestF1 &test){ return out << test.n; }

std::istream& operator>>(std::istream &in, TestF1 &test){ return in >> test.n; }

int& TestF1::operator[](int) noexcept { return n; }

const int& TestF1::operator[](int) const noexcept { return n; }

constexpr int TestF1::operator()() const noexcept { return n; }

int& TestF1::operator*() noexcept { return n; }

int* TestF1::operator->() noexcept { return &n; }

//Methods
inline constexpr const volatile long int TestF1::test1() const volatile noexcept { return 42; }

inline constexpr const volatile long int TestF1::test2() noexcept { return 42; }

int TestF1::test3() const volatile noexcept { return coalesce(n,42); }

int TestF1::test4() const volatile noexcept { return coalesce(n,42); }

/* -------------------- Template class method outside definitions -------------------- */

template <typename Type> class TestG1 {
	Type n;
	
	//Constructors
	constexpr TestG1() noexcept;
	
	constexpr TestG1(Type n) noexcept;
	
	explicit constexpr TestG1(Type a, Type b) noexcept;
	
	//Conversion operators
	explicit constexpr operator bool() const noexcept;
	
	explicit constexpr operator unsigned int() const noexcept;
	
	explicit constexpr operator Type() const noexcept;
	
	//Assignment operators
	friend void swap<Type>(TestG1 &left, TestG1 &right) noexcept;
	
	TestG1& operator=(TestG1 test) noexcept;
	
	//Methods
	inline constexpr const volatile Type test1() const volatile noexcept;
	
	static inline constexpr const volatile Type test2() noexcept;
	
	virtual Type test3() const volatile noexcept;
	
	virtual Type test4() const volatile noexcept final;
};

//Constructors
template <typename Type> constexpr TestG1<Type>::TestG1() noexcept : n(0) {}

template <typename Type> constexpr TestG1<Type>::TestG1(Type n) noexcept : n(n) {}

template <typename Type> constexpr TestG1<Type>::TestG1(Type a, Type b) noexcept : n(a+b) {}

//Conversion operators
template <typename Type> constexpr TestG1<Type>::operator bool() const noexcept { return !!n; }

template <typename Type> constexpr TestG1<Type>::operator unsigned int() const noexcept { return (n<0)? -n : n; }

template <typename Type> constexpr TestG1<Type>::operator Type() const noexcept { return n; }

//Assignment operators
template <typename Type> void swap(TestG1<Type> &left, TestG1<Type> &right) noexcept {
	using std::swap;
	swap(left.n,right.n);
}

template <typename Type> TestG1<Type>& TestG1<Type>::operator=(TestG1<Type> test) noexcept {
	swap(*this,test);
	return *this;
}

//Methods
template <typename Type> inline constexpr const volatile Type TestG1<Type>::test1() const volatile noexcept { return 42; }

template <typename Type> inline constexpr const volatile Type TestG1<Type>::test2() noexcept { return 42; }

template <typename Type> Type TestG1<Type>::test3() const volatile noexcept { return coalesce(n,42); }

template <typename Type> Type TestG1<Type>::test4() const volatile noexcept { return coalesce(n,42); }

/* -------------------- Type attributes -------------------- */

#define DEPRECATED __attribute__((deprecated))
class DEPRECATED TestH1 {
	int test(){ return 42; }
};

#if __cplusplus >= 201402L
struct [[deprecated]] TestH2 {
	int test(){ return 42; }
};

class [[gnu::warn_unused]] test::TestH3 : TestH2 {
	int test(){ return 42; }
};

struct [[deprecated("[DEPRECATED]")]] [[gnu::warn_unused]] TestH4 {
	int test(){ return 42; }
};

class [[deprecated("[DEPRECATED]"), gnu::warn_unused]] TestH5 : TestH4 {
	int test(){ return 42; }
};
#endif

/* -------------------- Functors as parameter -------------------- */

static inline constexpr const unsigned int test_with_functor(void (*functor)(unsigned int&, double)) noexcept {
	unsigned int n = 42;
	functor(n,3.14);
	return n;
}

/* -------------------- Main -------------------- */

int main(){
	cout << "Hello World !" << endl;
	cout << test42() << endl;
}