From 53fa8517245e0136c83b77526b05ce67de232a56 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sat, 12 Nov 2011 14:11:27 +0100
Subject: move sparse solvers from unsupported/ to main Eigen/ and remove the
 "not stable yet" warning

---
 test/conjugate_gradient.cpp | 47 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 test/conjugate_gradient.cpp

(limited to 'test/conjugate_gradient.cpp')

diff --git a/test/conjugate_gradient.cpp b/test/conjugate_gradient.cpp
new file mode 100644
index 000000000..e76327bac
--- /dev/null
+++ b/test/conjugate_gradient.cpp
@@ -0,0 +1,47 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2011 Gael Guennebaud <g.gael@free.fr>
+//
+// Eigen is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 3 of the License, or (at your option) any later version.
+//
+// Alternatively, you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of
+// the License, or (at your option) any later version.
+//
+// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License and a copy of the GNU General Public License along with
+// Eigen. If not, see <http://www.gnu.org/licenses/>.
+
+#include "sparse_solver.h"
+#include <Eigen/IterativeLinearSolvers>
+
+template<typename T> void test_conjugate_gradient_T()
+{
+  ConjugateGradient<SparseMatrix<T>, Lower> cg_colmajor_lower_diag;
+  ConjugateGradient<SparseMatrix<T>, Upper> cg_colmajor_upper_diag;
+  ConjugateGradient<SparseMatrix<T>, Lower, IdentityPreconditioner> cg_colmajor_lower_I;
+  ConjugateGradient<SparseMatrix<T>, Upper, IdentityPreconditioner> cg_colmajor_upper_I;
+
+  CALL_SUBTEST( check_sparse_spd_solving(cg_colmajor_lower_diag)  );
+  CALL_SUBTEST( check_sparse_spd_solving(cg_colmajor_upper_diag)  );
+  CALL_SUBTEST( check_sparse_spd_solving(cg_colmajor_lower_I)     );
+  CALL_SUBTEST( check_sparse_spd_solving(cg_colmajor_upper_I)     );
+}
+
+void test_conjugate_gradient()
+{
+  for(int i = 0; i < g_repeat; i++) {
+    CALL_SUBTEST_1(test_conjugate_gradient_T<double>());
+    CALL_SUBTEST_2(test_conjugate_gradient_T<std::complex<double> >());
+  }
+}
-- 
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