From 581d8bd965195e0d4ae2c2d2358fe02790def852 Mon Sep 17 00:00:00 2001
From: heltai <heltai@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Sun, 5 Apr 2009 22:55:59 +0000
Subject: [PATCH] Added test for VectorView class

git-svn-id: https://svn.dealii.org/trunk@18554 0785d39b-7218-0410-832d-ea1e28bc413d
---
 tests/lac/Makefile                |  3 +-
 tests/lac/vector_view.cc          | 78 +++++++++++++++++++++++++++++++
 tests/lac/vector_view/cmp/generic | 14 ++++++
 3 files changed, 94 insertions(+), 1 deletion(-)
 create mode 100644 tests/lac/vector_view.cc
 create mode 100644 tests/lac/vector_view/cmp/generic

diff --git a/tests/lac/Makefile b/tests/lac/Makefile
index d2966ac58d..4fd1b76b01 100644
--- a/tests/lac/Makefile
+++ b/tests/lac/Makefile
@@ -54,7 +54,8 @@ tests_x = vector-vector vector_memory \
 	trace \
 	print_formatted_* \
 	bicgstab_early \
-	complex*
+	complex* \
+	vector_view*
 
 
 # from above list of regular expressions, generate the real set of
diff --git a/tests/lac/vector_view.cc b/tests/lac/vector_view.cc
new file mode 100644
index 0000000000..703023e986
--- /dev/null
+++ b/tests/lac/vector_view.cc
@@ -0,0 +1,78 @@
+//----------------------------  solver.cc  ---------------------------
+//    $Id: vector-vector.cc 15661 2008-01-24 04:59:09Z kanschat $
+//    Version: $Name$ 
+//
+//    Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008 by the deal.II authors
+//
+//    This file is subject to QPL and may not be  distributed
+//    without copyright and license information. Please refer
+//    to the file deal.II/doc/license.html for the  text  and
+//    further information on this license.
+//
+//----------------------------  solver.cc  ---------------------------
+
+
+#include "../tests.h"
+#include <base/logstream.h>
+#include <lac/vector.h>
+#include <lac/vector_view.h>
+#include <cmath>
+#include <fstream>
+#include <iomanip>
+
+const unsigned int N=10;
+unsigned int check_point = 0;
+
+template <typename number>
+void print (const Vector<number> &v) 
+{
+  for (unsigned int i=0; i<v.size(); ++i)
+    deallog << v(i) << '\t';
+  deallog << std::endl;
+}
+
+template<typename T>
+void fill( T &a) {
+    for(unsigned int i=0; i<a.size(); ++i)
+	a(i) = i;
+}
+
+int main()
+{
+  std::ofstream logfile("vector_view/output");
+  deallog << std::fixed;
+  deallog << std::setprecision(2);
+  deallog.attach(logfile);
+  deallog.depth_console(0);
+  deallog.threshold_double(1.e-10);
+  
+  Vector<double>  v1(N);
+  fill(v1);
+  
+  deallog << "Vector" << std::endl;
+  print(v1);
+ 
+  VectorView<double> v2(N, v1.begin() );
+  deallog << "Vector View" << std::endl;
+  print(v2);
+  
+  v2(4) = 0;
+  deallog << "Modified element 4" << std::endl;
+  deallog << "Vector" << std::endl;
+  print(v1);
+ 
+  deallog << "Vector View" << std::endl;
+  print(v2);
+  
+  // Const vector. 
+  const Vector<double> v3(v1);
+ 
+  deallog << "const Vector" << std::endl;
+  print(v3);
+ 
+  VectorView<double> v4(N, v3.begin());
+  deallog << "const Vector View" << std::endl;
+  print(v4); 
+}
+
+  
diff --git a/tests/lac/vector_view/cmp/generic b/tests/lac/vector_view/cmp/generic
new file mode 100644
index 0000000000..0d4e0c9df6
--- /dev/null
+++ b/tests/lac/vector_view/cmp/generic
@@ -0,0 +1,14 @@
+
+DEAL::Vector
+DEAL::0	1.00	2.00	3.00	4.00	5.00	6.00	7.00	8.00	9.00	
+DEAL::Vector View
+DEAL::0	1.00	2.00	3.00	4.00	5.00	6.00	7.00	8.00	9.00	
+DEAL::Modified element 4
+DEAL::Vector
+DEAL::0	1.00	2.00	3.00	0	5.00	6.00	7.00	8.00	9.00	
+DEAL::Vector View
+DEAL::0	1.00	2.00	3.00	0	5.00	6.00	7.00	8.00	9.00	
+DEAL::const Vector
+DEAL::0	1.00	2.00	3.00	0	5.00	6.00	7.00	8.00	9.00	
+DEAL::const Vector View
+DEAL::0	1.00	2.00	3.00	0	5.00	6.00	7.00	8.00	9.00	
-- 
2.39.5