1 files changed, 75 insertions, 0 deletions
diff --git a/src/boost/libs/compute/test/test_lexicographical_compare.cpp b/src/boost/libs/compute/test/test_lexicographical_compare.cpp
new file mode 100644
index 00000000..45daa92a
--- /dev/null
+++ b/src/boost/libs/compute/test/test_lexicographical_compare.cpp
@@ -0,0 +1,75 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2014 Mageswaran.D <mageswaran1989@gmail.com>
+//
+// 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
+//
+// See http://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#define BOOST_TEST_MODULE TestLexicographicalCompare
+#include <boost/test/unit_test.hpp>
+
+#include <boost/compute/container/string.hpp>
+#include <boost/compute/container/basic_string.hpp>
+#include <boost/compute/algorithm/lexicographical_compare.hpp>
+
+#include "context_setup.hpp"
+#include "check_macros.hpp"
+
+BOOST_AUTO_TEST_CASE(lexicographical_compare_string)
+{
+    boost::compute::string a = "abcdefghijk";
+    boost::compute::string b = "abcdefghijk";
+    boost::compute::string c = "abcdefghija";
+    boost::compute::string d = "zabcdefghij";
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(a.begin(), 
+                                                        a.end(), 
+                                                        b.begin(), 
+                                                        b.end()) == false);
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(c.begin(), 
+                                                        c.end(), 
+                                                        a.begin(), 
+                                                        a.end()) == true);
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(c.begin(),
+                                                        c.end(),
+                                                        d.begin(),
+                                                        d.end()) == true);
+}
+
+BOOST_AUTO_TEST_CASE(lexicographical_compare_number)
+{
+    int data1[] = { 1, 2, 3, 4, 5, 6 };
+    int data2[] = { 9, 2, 3, 4, 5, 6 };
+    int data3[] = { 1, 2, 3, 4, 5 };
+    int data4[] = { 9, 2, 3, 4, 5, 100 };
+
+    boost::compute::vector<int> vector1(data1, data1 + 6, queue);
+    boost::compute::vector<int> vector2(data2, data2 + 6, queue);
+    boost::compute::vector<int> vector3(data3, data3 + 5, queue);
+    boost::compute::vector<int> vector4(data4, data4 + 6, queue);
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(vector1.begin(),
+                                                        vector1.end(),
+                                                        vector2.begin(),
+                                                        vector2.end(),
+                                                        queue) == true);
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(vector1.begin(),
+                                                        vector1.end(),
+                                                        vector3.begin(),
+                                                        vector3.end(),
+                                                        queue) == false);
+
+    BOOST_CHECK(boost::compute::lexicographical_compare(vector3.begin(),
+                                                        vector3.end(),
+                                                        vector4.begin(),
+                                                        vector4.end(),
+                                                        queue) == true);
+}
+
+BOOST_AUTO_TEST_SUITE_END()