Added function grid_equal() to compare two UnstructuredGrid instances.

tests/test_ug.cpp

@@ -0,0 +1,66 @@
+/* Copyright 2014 Statoil ASA
+ * This file is licensed under GPL3, see http://www.opm-project.org/
+*/
+
+#include <config.h>
+
+/* --- Boost.Test boilerplate --- */
+#if HAVE_DYNAMIC_BOOST_TEST
+#define BOOST_TEST_DYN_LINK
+#endif
+
+#define NVERBOSE  // Suppress own messages when throw()ing
+
+#define BOOST_TEST_MODULE TEST_UG
+#include <boost/test/unit_test.hpp>
+#include <boost/test/floating_point_comparison.hpp>
+
+/* --- our own headers --- */
+#include <algorithm>
+#include <vector>
+#include <opm/core/grid.h>
+#include <opm/core/grid/cornerpoint_grid.h>  /* compute_geometry */
+#include <opm/core/grid/GridManager.hpp>  /* compute_geometry */
+
+#include <opm/parser/eclipse/Parser/Parser.hpp>
+#include <opm/parser/eclipse/Deck/Deck.hpp>
+
+using namespace std;
+
+
+
+BOOST_AUTO_TEST_CASE(Equal) {
+    const std::string filename1 = "CORNERPOINT_ACTNUM.DATA";
+    const char *deck2Data =
+        "RUNSPEC\n"
+        "\n"
+        "DIMENS\n"
+        " 10 10 10 /\n"
+        "GRID\n"
+        "DXV\n"
+        "10*0.25 /\n"
+        "DYV\n"
+        "10*0.25 /\n"
+        "DZV\n"
+        "10*0.25 /\n"
+        "TOPS\n"
+        "100*0.25 /\n"
+        "EDIT\n"
+        "\n";
+    
+    Opm::ParserPtr parser(new Opm::Parser() );
+    Opm::DeckConstPtr deck1 = parser->parseFile( filename1 );
+    Opm::DeckConstPtr deck2 = parser->parseString( deck2Data );
+    
+    Opm::GridManager grid1(deck1);
+    Opm::GridManager grid2(deck2);
+    
+    const UnstructuredGrid* cgrid1 = grid1.c_grid();
+    const UnstructuredGrid* cgrid2 = grid2.c_grid();
+    
+
+    BOOST_CHECK( grid_equal( cgrid1 , cgrid1 ));
+    BOOST_CHECK( grid_equal( cgrid2 , cgrid2 ));
+    BOOST_CHECK( !grid_equal( cgrid1 , cgrid2 ));
+}
+