1 files changed, 82 insertions, 0 deletions

diff --git a/libcxx/test/containers/associative/multimap/multimap.modifiers/emplace.pass.cpp b/libcxx/test/containers/associative/multimap/multimap.modifiers/emplace.pass.cpp
new file mode 100644
index 00000000000..2544481839d
--- /dev/null
+++ b/libcxx/test/containers/associative/multimap/multimap.modifiers/emplace.pass.cpp
@@ -0,0 +1,82 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <map>
+
+// class multimap
+
+// template <class... Args>
+//   iterator emplace(Args&&... args);
+
+#include <map>
+#include <cassert>
+
+#include "../../../Emplaceable.h"
+#include "../../../DefaultOnly.h"
+
+int main()
+{
+#ifdef _LIBCPP_MOVE
+    {
+        typedef std::multimap<int, DefaultOnly> M;
+        typedef M::iterator R;
+        M m;
+        assert(DefaultOnly::count == 0);
+        R r = m.emplace();
+        assert(r == m.begin());
+        assert(m.size() == 1);
+        assert(m.begin()->first == 0);
+        assert(m.begin()->second == DefaultOnly());
+        assert(DefaultOnly::count == 1);
+        r = m.emplace(1);
+        assert(r == next(m.begin()));
+        assert(m.size() == 2);
+        assert(next(m.begin())->first == 1);
+        assert(next(m.begin())->second == DefaultOnly());
+        assert(DefaultOnly::count == 2);
+        r = m.emplace(1);
+        assert(r == next(m.begin(), 2));
+        assert(m.size() == 3);
+        assert(next(m.begin(), 2)->first == 1);
+        assert(next(m.begin(), 2)->second == DefaultOnly());
+        assert(DefaultOnly::count == 3);
+    }
+    assert(DefaultOnly::count == 0);
+    {
+        typedef std::multimap<int, Emplaceable> M;
+        typedef M::iterator R;
+        M m;
+        R r = m.emplace(2);
+        assert(r == m.begin());
+        assert(m.size() == 1);
+        assert(m.begin()->first == 2);
+        assert(m.begin()->second == Emplaceable());
+        r = m.emplace(1, 2, 3.5);
+        assert(r == m.begin());
+        assert(m.size() == 2);
+        assert(m.begin()->first == 1);
+        assert(m.begin()->second == Emplaceable(2, 3.5));
+        r = m.emplace(1, 3, 3.5);
+        assert(r == next(m.begin()));
+        assert(m.size() == 3);
+        assert(r->first == 1);
+        assert(r->second == Emplaceable(3, 3.5));
+    }
+    {
+        typedef std::multimap<int, double> M;
+        typedef M::iterator R;
+        M m;
+        R r = m.emplace(M::value_type(2, 3.5));
+        assert(r == m.begin());
+        assert(m.size() == 1);
+        assert(m.begin()->first == 2);
+        assert(m.begin()->second == 3.5);
+    }
+#endif
+}