1 files changed, 122 insertions, 0 deletions

diff --git a/libcxx/test/containers/associative/set/lower_bound.pass.cpp b/libcxx/test/containers/associative/set/lower_bound.pass.cpp
new file mode 100644
index 00000000000..7f4b0e39516
--- /dev/null
+++ b/libcxx/test/containers/associative/set/lower_bound.pass.cpp
@@ -0,0 +1,122 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <set>
+
+// class set
+
+//       iterator lower_bound(const key_type& k);
+// const_iterator lower_bound(const key_type& k) const;
+
+#include <set>
+#include <cassert>
+
+int main()
+{
+    typedef int V;
+    typedef std::set<int> M;
+    {
+        typedef M::iterator R;
+        V ar[] =
+        {
+            5,
+            7,
+            9,
+            11,
+            13,
+            15,
+            17,
+            19
+        };
+        M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
+        R r = m.lower_bound(5);
+        assert(r == m.begin());
+        r = m.lower_bound(7);
+        assert(r == next(m.begin()));
+        r = m.lower_bound(9);
+        assert(r == next(m.begin(), 2));
+        r = m.lower_bound(11);
+        assert(r == next(m.begin(), 3));
+        r = m.lower_bound(13);
+        assert(r == next(m.begin(), 4));
+        r = m.lower_bound(15);
+        assert(r == next(m.begin(), 5));
+        r = m.lower_bound(17);
+        assert(r == next(m.begin(), 6));
+        r = m.lower_bound(19);
+        assert(r == next(m.begin(), 7));
+        r = m.lower_bound(4);
+        assert(r == next(m.begin(), 0));
+        r = m.lower_bound(6);
+        assert(r == next(m.begin(), 1));
+        r = m.lower_bound(8);
+        assert(r == next(m.begin(), 2));
+        r = m.lower_bound(10);
+        assert(r == next(m.begin(), 3));
+        r = m.lower_bound(12);
+        assert(r == next(m.begin(), 4));
+        r = m.lower_bound(14);
+        assert(r == next(m.begin(), 5));
+        r = m.lower_bound(16);
+        assert(r == next(m.begin(), 6));
+        r = m.lower_bound(18);
+        assert(r == next(m.begin(), 7));
+        r = m.lower_bound(20);
+        assert(r == next(m.begin(), 8));
+    }
+    {
+        typedef M::const_iterator R;
+        V ar[] =
+        {
+            5,
+            7,
+            9,
+            11,
+            13,
+            15,
+            17,
+            19
+        };
+        const M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
+        R r = m.lower_bound(5);
+        assert(r == m.begin());
+        r = m.lower_bound(7);
+        assert(r == next(m.begin()));
+        r = m.lower_bound(9);
+        assert(r == next(m.begin(), 2));
+        r = m.lower_bound(11);
+        assert(r == next(m.begin(), 3));
+        r = m.lower_bound(13);
+        assert(r == next(m.begin(), 4));
+        r = m.lower_bound(15);
+        assert(r == next(m.begin(), 5));
+        r = m.lower_bound(17);
+        assert(r == next(m.begin(), 6));
+        r = m.lower_bound(19);
+        assert(r == next(m.begin(), 7));
+        r = m.lower_bound(4);
+        assert(r == next(m.begin(), 0));
+        r = m.lower_bound(6);
+        assert(r == next(m.begin(), 1));
+        r = m.lower_bound(8);
+        assert(r == next(m.begin(), 2));
+        r = m.lower_bound(10);
+        assert(r == next(m.begin(), 3));
+        r = m.lower_bound(12);
+        assert(r == next(m.begin(), 4));
+        r = m.lower_bound(14);
+        assert(r == next(m.begin(), 5));
+        r = m.lower_bound(16);
+        assert(r == next(m.begin(), 6));
+        r = m.lower_bound(18);
+        assert(r == next(m.begin(), 7));
+        r = m.lower_bound(20);
+        assert(r == next(m.begin(), 8));
+    }
+}