Refactor scoped allocator test to use a custom non-default-constructible Allocator instead of Intrerprocess which required a dep on Filesystem

test/Jamfile.v2

@@ -61,7 +61,7 @@ test-suite unordered
         [ run unordered/swap_tests.cpp ]
         [ run unordered/detail_tests.cpp ]
         [ run unordered/deduction_tests.cpp ]
-        [ run unordered/scoped_allocator.cpp /boost/filesystem//boost_filesystem/<warnings>off ]
+        [ run unordered/scoped_allocator.cpp ]
         [ run unordered/transparent_tests.cpp ]
         [ run unordered/reserve_tests.cpp ]
         [ run unordered/contains_tests.cpp ]

test/unordered/scoped_allocator.cpp

@@ -3,6 +3,21 @@
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
+#include <boost/config.hpp>
+#include <boost/config/pragma_message.hpp>
+
+#if BOOST_CXX_VERSION <= 199711L
+
+BOOST_PRAGMA_MESSAGE(
+  "scoped allocator adaptor tests only work under C++11 and above")
+int main() {}
+
+#else
+
+// This test is based on a user-submitted issue found here:
+// https://github.com/boostorg/unordered/issues/22
+//
+
 // clang-format off
 #include "../helpers/prefix.hpp"
 #include <boost/unordered_set.hpp>
@@ -12,67 +27,55 @@
 
 #include "../helpers/test.hpp"
 
-#include <boost/config.hpp>
-#include <boost/config/pragma_message.hpp>
-
 #include <boost/cstdint.hpp>
 
-#include <boost/container/scoped_allocator.hpp>
-#include <boost/container/uses_allocator.hpp>
-
 #include <boost/core/ignore_unused.hpp>
 
-#include <boost/filesystem.hpp>
-
-#include <boost/interprocess/allocators/node_allocator.hpp>
-#include <boost/interprocess/managed_shared_memory.hpp>
-
 #include <string>
 #include <utility>
 #include <vector>
+#include <scoped_allocator>
 
-// This test is based on a user-submitted issue found here:
-// https://github.com/boostorg/unordered/issues/22
-//
+namespace test {
+  template <class T> struct allocator
+  {
+    typedef T value_type;
 
-#if BOOST_CXX_VERSION <= 199711L
+    allocator() = delete;
+    allocator(int) {}
+    allocator(allocator const&) = default;
+    allocator(allocator&&) = default;
 
-BOOST_PRAGMA_MESSAGE(
-  "scoped allocator adaptor tests only work under C++11 and above")
-int main() {}
+    template <class U> allocator(allocator<U> const&) {}
 
-#else
+    BOOST_ATTRIBUTE_NODISCARD T* allocate(std::size_t n)
+    {
+      return static_cast<T*>(::operator new(n * sizeof(T)));
+    }
 
-namespace bi = boost::interprocess;
+    void deallocate(T* p, std::size_t) noexcept { ::operator delete(p); }
 
-template <typename T> struct node_alloc
-{
-  typedef bi::node_allocator<T, bi::managed_shared_memory::segment_manager>
-    type;
-};
+    bool operator==(allocator const&) const { return true; }
+    bool operator!=(allocator const&) const { return false; }
+  };
+} // namespace test
 
-typedef std::vector<boost::uint64_t, node_alloc<boost::uint64_t>::type>
+typedef std::vector<boost::uint64_t, test::allocator<boost::uint64_t> >
   vector_type;
 
 typedef std::pair<boost::uint64_t, vector_type> pair_type;
 
-typedef boost::container::scoped_allocator_adaptor<node_alloc<pair_type>::type,
-  node_alloc<boost::uint64_t>::type>
+typedef std::scoped_allocator_adaptor<test::allocator<pair_type>,
+  test::allocator<boost::uint64_t> >
   allocator_type;
 
 typedef boost::unordered_map<const boost::uint64_t, vector_type,
   boost::hash<boost::uint64_t>, std::equal_to<boost::uint64_t>, allocator_type>
   map_type;
 
-std::string make_uuid() { return boost::filesystem::unique_path().string(); }
-
 UNORDERED_AUTO_TEST (scoped_allocator) {
-  std::string uuid = make_uuid();
-
-  bi::managed_shared_memory s(bi::create_only, uuid.c_str(), 65536);
-
-  allocator_type alloc(node_alloc<pair_type>::type(s.get_segment_manager()),
-    node_alloc<boost::uint64_t>::type(s.get_segment_manager()));
+  allocator_type alloc(
+    test::allocator<pair_type>(1337), test::allocator<boost::uint64_t>(7331));
 
   map_type map(alloc);
 
@@ -81,8 +84,6 @@ UNORDERED_AUTO_TEST (scoped_allocator) {
   }
 
   BOOST_TEST(map.size() == 10);
-
-  bi::shared_memory_object::remove(uuid.c_str());
 }
 
 RUN_TESTS()