1 files changed, 20 insertions, 0 deletions
diff --git a/test/sparse_basic.cpp b/test/sparse_basic.cpp
index a26fd5dcd..8fd759c93 100644
--- a/test/sparse_basic.cpp
+++ b/test/sparse_basic.cpp
@@ -408,6 +408,26 @@ template<typename SparseMatrixType> void sparse_basic(const SparseMatrixType& re
     m.setFromTriplets(triplets.begin(), triplets.end());
     VERIFY_IS_APPROX(m, refMat);
   }
+  
+  // test Map
+  {
+    DenseMatrix refMat2(rows, cols), refMat3(rows, cols);
+    SparseMatrixType m2(rows, cols), m3(rows, cols);
+    initSparse<Scalar>(density, refMat2, m2);
+    initSparse<Scalar>(density, refMat3, m3);
+    {
+      Map<SparseMatrixType> mapMat2(m2.rows(), m2.cols(), m2.nonZeros(), m2.outerIndexPtr(), m2.innerIndexPtr(), m2.valuePtr(), m2.innerNonZeroPtr());
+      Map<SparseMatrixType> mapMat3(m3.rows(), m3.cols(), m3.nonZeros(), m3.outerIndexPtr(), m3.innerIndexPtr(), m3.valuePtr(), m3.innerNonZeroPtr());
+      VERIFY_IS_APPROX(mapMat2+mapMat3, refMat2+refMat3);
+      VERIFY_IS_APPROX(mapMat2+mapMat3, refMat2+refMat3);
+    }
+    {
+      MappedSparseMatrix<Scalar,SparseMatrixType::Options,StorageIndex> mapMat2(m2.rows(), m2.cols(), m2.nonZeros(), m2.outerIndexPtr(), m2.innerIndexPtr(), m2.valuePtr(), m2.innerNonZeroPtr());
+      MappedSparseMatrix<Scalar,SparseMatrixType::Options,StorageIndex> mapMat3(m3.rows(), m3.cols(), m3.nonZeros(), m3.outerIndexPtr(), m3.innerIndexPtr(), m3.valuePtr(), m3.innerNonZeroPtr());
+      VERIFY_IS_APPROX(mapMat2+mapMat3, refMat2+refMat3);
+      VERIFY_IS_APPROX(mapMat2+mapMat3, refMat2+refMat3);
+    }
+  }
 
   // test triangularView
   {