Implement allocate_unique

test/Jamfile

@@ -319,3 +319,15 @@ run get_deleter_test3.cpp : : : <rtti>off <toolset>gcc-4.4.7,<cxxstd>0x:<build>n
 run shared_from_test.cpp ;
 run weak_from_test.cpp ;
 run weak_from_test2.cpp ;
+
+run allocate_unique_args_test.cpp ;
+run allocate_unique_array_construct_test.cpp ;
+run allocate_unique_array_noinit_test.cpp ;
+run allocate_unique_arrays_test.cpp ;
+run allocate_unique_array_test.cpp ;
+run allocate_unique_array_throws_test.cpp ;
+run allocate_unique_array_value_test.cpp ;
+run allocate_unique_construct_test.cpp ;
+run allocate_unique_noinit_test.cpp ;
+run allocate_unique_test.cpp ;
+run allocate_unique_throws_test.cpp ;

test/allocate_unique_args_test.cpp

@@ -0,0 +1,111 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 46000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR) && \
+    !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type(int v1, int v2, int v3, int v4, int v5)
+        : sum_(v1 + v2 + v3 + v4 + v5) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+    int sum() const {
+        return sum_;
+    }
+
+private:
+    int sum_;
+
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    BOOST_TEST(type::instances == 0);
+    {
+        std::unique_ptr<type,
+            boost::alloc_deleter<type, creator<type> > > result =
+            boost::allocate_unique<type>(creator<type>(), 1, 2, 3, 4, 5);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        BOOST_TEST(result->sum() == 15);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    BOOST_TEST(type::instances == 0);
+    {
+        std::unique_ptr<const type,
+            boost::alloc_deleter<const type, creator<> > > result =
+            boost::allocate_unique<const type>(creator<>(), 1, 2, 3, 4, 5);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        BOOST_TEST(result->sum() == 15);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_array_construct_test.cpp

@@ -0,0 +1,166 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR) && \
+    !defined(BOOST_NO_CXX11_ALLOCATOR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+struct allow { };
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+
+    template<class U>
+    void construct(U* ptr) {
+        ::new(static_cast<void*>(ptr)) U(allow());
+    }
+
+    template<class U>
+    void destroy(U* ptr) {
+        ptr->~U();
+    }
+
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    explicit type(allow) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[], creator<type> > > result =
+            boost::allocate_unique<type[]>(creator<type>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[3], creator<type> > > result =
+            boost::allocate_unique<type[3]>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[][2], creator<> > > result =
+            boost::allocate_unique<type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[2][2], creator<> > > result =
+            boost::allocate_unique<type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[], creator<> > > result =
+            boost::allocate_unique<const type[]>(creator<>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[3], creator<> > > result =
+            boost::allocate_unique<const type[3]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[][2], creator<> > > result =
+            boost::allocate_unique<const type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[2][2], creator<> > > result =
+            boost::allocate_unique<const type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_array_noinit_test.cpp

@@ -0,0 +1,228 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type()
+        : value_(0.0) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+    void set(long double value) {
+        value_ = value;
+    }
+
+    long double get() const {
+        return value_;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+
+    long double value_;
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[],
+            boost::noinit_adaptor<creator<int> > > > result =
+            boost::allocate_unique_noinit<int[]>(creator<int>(), 3);
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[3],
+            boost::noinit_adaptor<creator<int> > > > result =
+            boost::allocate_unique_noinit<int[3]>(creator<int>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<int[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[]>(creator<>(), 3);
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[3],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[3]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[],
+            boost::noinit_adaptor<creator<type> > > > result =
+            boost::allocate_unique_noinit<type[]>(creator<type>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[3],
+            boost::noinit_adaptor<creator<type> > > > result =
+            boost::allocate_unique_noinit<type[3]>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const type[]>(creator<>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[3],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const type[3]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[2][2],
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_array_test.cpp

@@ -0,0 +1,240 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type()
+        : value_(0.0) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+    void set(long double value) {
+        value_ = value;
+    }
+
+    long double get() const {
+        return value_;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+
+    long double value_;
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[], creator<int> > > result =
+            boost::allocate_unique<int[]>(creator<int>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0] == 0);
+        BOOST_TEST(result[1] == 0);
+        BOOST_TEST(result[2] == 0);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[3], creator<int> > > result =
+            boost::allocate_unique<int[3]>(creator<int>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0] == 0);
+        BOOST_TEST(result[1] == 0);
+        BOOST_TEST(result[2] == 0);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[][2], creator<> > > result =
+            boost::allocate_unique<int[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 0);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 0);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[2][2], creator<> > > result =
+            boost::allocate_unique<int[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 0);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 0);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[], creator<> > > result =
+            boost::allocate_unique<const int[]>(creator<>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0] == 0);
+        BOOST_TEST(result[1] == 0);
+        BOOST_TEST(result[2] == 0);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[3], creator<> > > result =
+            boost::allocate_unique<const int[3]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0] == 0);
+        BOOST_TEST(result[1] == 0);
+        BOOST_TEST(result[2] == 0);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[][2], creator<> > > result =
+            boost::allocate_unique<const int[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 0);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 0);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[2][2], creator<> > > result =
+            boost::allocate_unique<const int[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 0);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 0);
+    }
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[], creator<type> > > result =
+            boost::allocate_unique<type[]>(creator<type>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[],
+            boost::alloc_deleter<type[3], creator<type> > > result =
+            boost::allocate_unique<type[3]>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[][2], creator<> > > result =
+            boost::allocate_unique<type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<type[][2],
+            boost::alloc_deleter<type[2][2], creator<> > > result =
+            boost::allocate_unique<type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[], creator<> > > result =
+            boost::allocate_unique<const type[]>(creator<>(), 3);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[],
+            boost::alloc_deleter<const type[3], creator<> > > result =
+            boost::allocate_unique<const type[3]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 3);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[][2], creator<> > > result =
+            boost::allocate_unique<const type[][2]>(creator<>(), 2);
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type[][2],
+            boost::alloc_deleter<const type[2][2], creator<> > > result =
+            boost::allocate_unique<const type[2][2]>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 4);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_array_throws_test.cpp

@@ -0,0 +1,132 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type() {
+        if (instances == 5) {
+            throw true;
+        }
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    try {
+        boost::allocate_unique<type[]>(creator<type>(), 6);
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique<type[][2]>(creator<type>(), 3);
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique<type[6]>(creator<>());
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique<type[3][2]>(creator<>());
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique_noinit<type[]>(creator<>(), 6);
+        BOOST_ERROR("allocate_unique_noinit did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique_noinit<type[][2]>(creator<>(), 3);
+        BOOST_ERROR("allocate_unique_noinit did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique_noinit<type[6]>(creator<>());
+        BOOST_ERROR("allocate_unique_noinit did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique_noinit<type[3][2]>(creator<>());
+        BOOST_ERROR("allocate_unique_noinit did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_array_value_test.cpp

@@ -0,0 +1,98 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+int main()
+{
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[], creator<int> > > result =
+            boost::allocate_unique<int[]>(creator<int>(), 4, 1);
+        BOOST_TEST(result[0] == 1);
+        BOOST_TEST(result[1] == 1);
+        BOOST_TEST(result[2] == 1);
+        BOOST_TEST(result[3] == 1);
+    }
+    {
+        std::unique_ptr<int[],
+            boost::alloc_deleter<int[4], creator<int> > > result =
+            boost::allocate_unique<int[4]>(creator<int>(), 1);
+        BOOST_TEST(result[0] == 1);
+        BOOST_TEST(result[1] == 1);
+        BOOST_TEST(result[2] == 1);
+        BOOST_TEST(result[3] == 1);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[], creator<> > > result =
+            boost::allocate_unique<const int[]>(creator<>(), 4, 1);
+        BOOST_TEST(result[0] == 1);
+        BOOST_TEST(result[1] == 1);
+        BOOST_TEST(result[2] == 1);
+        BOOST_TEST(result[3] == 1);
+    }
+    {
+        std::unique_ptr<const int[],
+            boost::alloc_deleter<const int[4], creator<> > > result =
+            boost::allocate_unique<const int[4]>(creator<>(), 1);
+        BOOST_TEST(result[0] == 1);
+        BOOST_TEST(result[1] == 1);
+        BOOST_TEST(result[2] == 1);
+        BOOST_TEST(result[3] == 1);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_arrays_test.cpp

@@ -0,0 +1,99 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 48000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR) && \
+    !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+int main()
+{
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[][2], creator<int> > > result =
+            boost::allocate_unique<int[][2]>(creator<int>(), 2, {0, 1});
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 1);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 1);
+    }
+    {
+        std::unique_ptr<int[][2],
+            boost::alloc_deleter<int[2][2], creator<int> > > result =
+            boost::allocate_unique<int[2][2]>(creator<int>(), {0, 1});
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 1);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 1);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[][2], creator<> > > result =
+            boost::allocate_unique<const int[][2]>(creator<>(), 2, {0, 1});
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 1);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 1);
+    }
+    {
+        std::unique_ptr<const int[][2],
+            boost::alloc_deleter<const int[2][2], creator<> > > result =
+            boost::allocate_unique<const int[2][2]>(creator<>(), {0, 1});
+        BOOST_TEST(result[0][0] == 0);
+        BOOST_TEST(result[0][1] == 1);
+        BOOST_TEST(result[1][0] == 0);
+        BOOST_TEST(result[1][1] == 1);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_construct_test.cpp

@@ -0,0 +1,109 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if !defined(BOOST_NO_CXX11_SMART_PTR) && !defined(BOOST_NO_CXX11_ALLOCATOR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+struct allow { };
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+
+    template<class U>
+    void construct(U* ptr) {
+        ::new(static_cast<void*>(ptr)) U(allow());
+    }
+
+    template<class U>
+    void destroy(U* ptr) {
+        ptr->~U();
+    }
+
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    explicit type(allow) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<type,
+            boost::alloc_deleter<type, creator<type> > > result =
+            boost::allocate_unique<type>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type,
+            boost::alloc_deleter<const type, creator<> > > result =
+            boost::allocate_unique<const type>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_noinit_test.cpp

@@ -0,0 +1,126 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 46000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type()
+        : value_(0.0) {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+    void set(long double value) {
+        value_ = value;
+    }
+
+    long double get() const {
+        return value_;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+
+    long double value_;
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<int,
+            boost::alloc_deleter<int,
+            boost::noinit_adaptor<creator<int> > > > result =
+            boost::allocate_unique_noinit<int>(creator<int>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<const int,
+            boost::alloc_deleter<const int,
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const int>(creator<>());
+        BOOST_TEST(result.get() != 0);
+    }
+    {
+        std::unique_ptr<type,
+            boost::alloc_deleter<type,
+            boost::noinit_adaptor<creator<type> > > > result =
+            boost::allocate_unique_noinit<type>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    {
+        std::unique_ptr<const type,
+            boost::alloc_deleter<const type,
+            boost::noinit_adaptor<creator<> > > > result =
+            boost::allocate_unique_noinit<const type>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_test.cpp

@@ -0,0 +1,115 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 46000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type() {
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    {
+        std::unique_ptr<int,
+            boost::alloc_deleter<int, creator<int> > > result =
+            boost::allocate_unique<int>(creator<int>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(*result == 0);
+    }
+    {
+        std::unique_ptr<const int,
+            boost::alloc_deleter<const int, creator<> > > result =
+            boost::allocate_unique<const int>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(*result == 0);
+    }
+    BOOST_TEST(type::instances == 0);
+    {
+        std::unique_ptr<type,
+            boost::alloc_deleter<type, creator<type> > > result =
+            boost::allocate_unique<type>(creator<type>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    BOOST_TEST(type::instances == 0);
+    {
+        std::unique_ptr<const type,
+            boost::alloc_deleter<const type, creator<> > > result =
+            boost::allocate_unique<const type>(creator<>());
+        BOOST_TEST(result.get() != 0);
+        BOOST_TEST(type::instances == 1);
+        result.reset();
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif

test/allocate_unique_throws_test.cpp

@@ -0,0 +1,96 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#include <boost/config.hpp>
+#if (!defined(BOOST_LIBSTDCXX_VERSION) || \
+    BOOST_LIBSTDCXX_VERSION >= 46000) && \
+    !defined(BOOST_NO_CXX11_SMART_PTR)
+#include <boost/core/lightweight_test.hpp>
+#include <boost/smart_ptr/allocate_unique.hpp>
+
+template<class T = void>
+struct creator {
+    typedef T value_type;
+    typedef T* pointer;
+
+    template<class U>
+    struct rebind {
+        typedef creator<U> other;
+    };
+
+    creator() { }
+
+    template<class U>
+    creator(const creator<U>&) { }
+
+    T* allocate(std::size_t size) {
+        return static_cast<T*>(::operator new(sizeof(T) * size));
+    }
+
+    void deallocate(T* ptr, std::size_t) {
+        ::operator delete(ptr);
+    }
+};
+
+template<class T, class U>
+inline bool
+operator==(const creator<T>&, const creator<U>&)
+{
+    return true;
+}
+
+template<class T, class U>
+inline bool
+operator!=(const creator<T>&, const creator<U>&)
+{
+    return false;
+}
+
+class type {
+public:
+    static unsigned instances;
+
+    type() {
+        if (instances == 0) {
+            throw true;
+        }
+        ++instances;
+    }
+
+    ~type() {
+        --instances;
+    }
+
+private:
+    type(const type&);
+    type& operator=(const type&);
+};
+
+unsigned type::instances = 0;
+
+int main()
+{
+    try {
+        boost::allocate_unique<type>(creator<type>());
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    try {
+        boost::allocate_unique<const type>(creator<>());
+        BOOST_ERROR("allocate_unique did not throw");
+    } catch (...) {
+        BOOST_TEST(type::instances == 0);
+    }
+    return boost::report_errors();
+}
+#else
+int main()
+{
+    return 0;
+}
+#endif