1 files changed, 99 insertions, 0 deletions
diff --git a/src/boost/libs/compute/test/test_functional_unpack.cpp b/src/boost/libs/compute/test/test_functional_unpack.cpp
new file mode 100644
index 00000000..98460071
--- /dev/null
+++ b/src/boost/libs/compute/test/test_functional_unpack.cpp
@@ -0,0 +1,99 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@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 TestFunctionalUnpack
+#include <boost/test/unit_test.hpp>
+
+#include <boost/compute/system.hpp>
+#include <boost/compute/algorithm/copy_n.hpp>
+#include <boost/compute/algorithm/transform.hpp>
+#include <boost/compute/container/vector.hpp>
+#include <boost/compute/iterator/zip_iterator.hpp>
+#include <boost/compute/functional/detail/unpack.hpp>
+
+#include "check_macros.hpp"
+#include "context_setup.hpp"
+
+namespace compute = boost::compute;
+
+BOOST_AUTO_TEST_CASE(plus_int)
+{
+    int data1[] = { 1, 3, 5, 7 };
+    int data2[] = { 2, 4, 6, 8 };
+
+    compute::vector<int> input1(4, context);
+    compute::vector<int> input2(4, context);
+
+    compute::copy_n(data1, 4, input1.begin(), queue);
+    compute::copy_n(data2, 4, input2.begin(), queue);
+
+    compute::vector<int> output(4, context);
+    compute::transform(
+        compute::make_zip_iterator(
+            boost::make_tuple(input1.begin(), input2.begin())
+        ),
+        compute::make_zip_iterator(
+            boost::make_tuple(input1.end(), input2.end())
+        ),
+        output.begin(),
+        compute::detail::unpack(compute::plus<int>()),
+        queue
+    );
+    CHECK_RANGE_EQUAL(int, 4, output, (3, 7, 11, 15));
+}
+
+BOOST_AUTO_TEST_CASE(fma_float)
+{
+    float data1[] = { 1, 3, 5, 7 };
+    float data2[] = { 2, 4, 6, 8 };
+    float data3[] = { 0, 9, 1, 2 };
+
+    compute::vector<float> input1(4, context);
+    compute::vector<float> input2(4, context);
+    compute::vector<float> input3(4, context);
+
+    compute::copy_n(data1, 4, input1.begin(), queue);
+    compute::copy_n(data2, 4, input2.begin(), queue);
+    compute::copy_n(data3, 4, input3.begin(), queue);
+
+    compute::vector<int> output(4, context);
+    compute::transform(
+        compute::make_zip_iterator(
+            boost::make_tuple(input1.begin(), input2.begin(), input3.begin())
+        ),
+        compute::make_zip_iterator(
+            boost::make_tuple(input1.end(), input2.end(), input3.begin())
+        ),
+        output.begin(),
+        compute::detail::unpack(compute::fma<float>()),
+        queue
+    );
+}
+
+BOOST_AUTO_TEST_CASE(subtract_int2)
+{
+    using compute::int2_;
+
+    int data[] = { 4, 2, 5, 1, 6, 3, 7, 0 };
+    compute::vector<int2_> input(4, context);
+    compute::copy_n(reinterpret_cast<int2_ *>(data), 4, input.begin(), queue);
+
+    compute::vector<int> output(4, context);
+    compute::transform(
+        input.begin(),
+        input.end(),
+        output.begin(),
+        compute::detail::unpack(compute::minus<int>()),
+        queue
+    );
+    CHECK_RANGE_EQUAL(int, 4, output, (2, 4, 3, 7));
+}
+
+BOOST_AUTO_TEST_SUITE_END()