From 7a1763995396e6119092ce5fc4ca2d536b6acb73 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Mon, 6 Oct 2014 11:41:50 +0200
Subject: Extend unit tests to check uncompressed sparse inputs in sparse
 solvers

---
 test/sparse_solver.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'test/sparse_solver.h')

diff --git a/test/sparse_solver.h b/test/sparse_solver.h
index d84aff070..8c8d7f939 100644
--- a/test/sparse_solver.h
+++ b/test/sparse_solver.h
@@ -67,6 +67,15 @@ void check_sparse_solving(Solver& solver, const typename Solver::MatrixType& A,
     VERIFY(oldb.isApprox(db) && "sparse solver testing: the rhs should not be modified!");
     VERIFY(x.isApprox(refX,test_precision<Scalar>()));
   }
+  
+  // test uncompressed inputs
+  {
+    Mat A2 = A;
+    A2.reserve((ArrayXf::Random(A.outerSize())+2).template cast<typename Mat::Index>().eval());
+    solver.compute(A2);
+    Rhs x = solver.solve(b);
+    VERIFY(x.isApprox(refX,test_precision<Scalar>()));
+  }
 }
 
 template<typename Solver, typename Rhs>
-- 
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