1 files changed, 49 insertions, 0 deletions
diff --git a/src/boost/libs/qvm/test/minus_eq_mm_test.cpp b/src/boost/libs/qvm/test/minus_eq_mm_test.cpp
new file mode 100644
index 000000000..d5906bfcc
--- /dev/null
+++ b/src/boost/libs/qvm/test/minus_eq_mm_test.cpp
@@ -0,0 +1,49 @@
+//Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc.
+
+//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/qvm/mat_operations.hpp>
+#include "test_qvm_matrix.hpp"
+#include "gold.hpp"
+
+namespace
+    {
+    template <int Rows,int Cols>
+    void
+    test()
+        {
+        using namespace boost::qvm::sfinae;
+        test_qvm::matrix<M1,Rows,Cols> x(42,2);
+            {
+            test_qvm::matrix<M1,Rows,Cols> const y(42,1);
+            test_qvm::subtract_m(x.b,x.a,y.a);
+            x-=y;
+            BOOST_QVM_TEST_EQ(x.a,x.b);
+            }
+            {
+            test_qvm::matrix<M2,Rows,Cols> const y(42,1);
+            test_qvm::subtract_m(x.b,x.a,y.a);
+            x-=y;
+            BOOST_QVM_TEST_EQ(x.a,x.b);
+            }
+        }
+    }
+
+int
+main()
+    {
+    test<1,2>();
+    test<2,1>();
+    test<2,2>();
+    test<1,3>();
+    test<3,1>();
+    test<3,3>();
+    test<1,4>();
+    test<4,1>();
+    test<4,4>();
+    test<1,5>();
+    test<5,1>();
+    test<5,5>();
+    return boost::report_errors();
+    }