Added small class RegionCache.

tests/test_regionCache.cpp

@@ -0,0 +1,73 @@
+/*
+  Copyright 2016 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM is free software: 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 3 of the License, or
+  (at your option) any later version.
+
+  OPM 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 General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#if HAVE_DYNAMIC_BOOST_TEST
+#define BOOST_TEST_DYN_LINK
+#endif
+
+#define BOOST_TEST_MODULE RegionCache
+#include <boost/test/unit_test.hpp>
+
+#include <stdexcept>
+
+#include <opm/parser/eclipse/Deck/Deck.hpp>
+#include <opm/parser/eclipse/EclipseState/EclipseState.hpp>
+#include <opm/output/eclipse/RegionCache.hpp>
+#include <opm/parser/eclipse/Parser/ParseContext.hpp>
+#include <opm/parser/eclipse/Parser/Parser.hpp>
+
+#include <opm/output/eclipse/RegionCache.hpp>
+
+using namespace Opm;
+
+const char* path = "summary_deck.DATA";
+
+
+BOOST_AUTO_TEST_CASE(create) {
+    ParseContext parseContext;
+    Parser parser;
+    std::shared_ptr<Deck> deck( parser.parseFile( path, parseContext ));
+    EclipseState es(*deck , parseContext );
+    const EclipseGrid& grid = *es.getInputGrid();
+    out::RegionCache rc(es , grid);
+
+
+    const auto& c1 = rc.cells( 1 );
+    BOOST_CHECK_EQUAL( c1.size() , 100 );
+
+    const auto& c = rc.cells( 100 );
+    BOOST_CHECK_EQUAL( c.size() , 0 );
+
+    {
+        const auto& empty = rc.completions( 3 );
+        BOOST_CHECK_EQUAL( empty.size() , 0 );
+    }
+
+    {
+        const auto& top_layer = rc.completions( 1 );
+        BOOST_CHECK_EQUAL( top_layer.size() , 3 );
+        {
+            auto pair = top_layer[0];
+            BOOST_CHECK_EQUAL( pair.first , "W_1");
+            BOOST_CHECK_EQUAL( pair.second , grid.activeIndex( 0,0,0));
+        }
+    }
+}