start for unit tests

CMakeLists_files.cmake

@@ -504,6 +504,7 @@ if(ENABLE_ECL_INPUT)
     tests/parser/ImportTests.cpp
     tests/parser/InitConfigTest.cpp
     tests/parser/IOConfigTests.cpp
+    tests/parser/LgrTests.cpp
     tests/parser/MICPTests.cpp
     tests/parser/MessageLimitTests.cpp
     tests/parser/MultiRegTests.cpp

src/opm/input/eclipse/EclipseState/Grid/LgrCollection.cpp

@@ -20,6 +20,7 @@
 #include <opm/input/eclipse/EclipseState/Grid/GridDims.hpp>
 #include <opm/input/eclipse/EclipseState/Grid/LgrCollection.hpp>
 #include <opm/input/eclipse/EclipseState/Grid/CarfinManager.hpp>
+#include <opm/input/eclipse/EclipseState/Grid/Carfin.hpp>
 #include <opm/input/eclipse/Parser/ParserKeywords/C.hpp>
 
 
@@ -59,4 +60,12 @@ namespace Opm {
         return m_lgrs.count( lgrName ) > 0;
     }
 
+    const Carfin& LgrCollection::getLgr(const std::string& lgrName) const {
+        return m_lgrs.get( lgrName );
+    }
+
+    Carfin& LgrCollection::getLgr(const std::string& lgrName) {
+        return m_lgrs.get( lgrName );
+    }
+
 }

tests/parser/LgrTests.cpp

@@ -0,0 +1,27 @@
+/*
+ Copyright (C) 2023 Equinor
+  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/>.
+ */
+
+#define BOOST_TEST_MODULE CarfinManagerTests
+
+#include <boost/test/unit_test.hpp>
+
+#include <opm/input/eclipse/EclipseState/Grid/LgrCollection.hpp>
+
+BOOST_AUTO_TEST_CASE(CreateLgrCollection) {
+    Opm::LgrCollection lgrs;
+    BOOST_CHECK_EQUAL( lgrs.size() , 0U );
+    BOOST_CHECK(! lgrs.hasLgr("NO-NotThisOne"));
+    BOOST_CHECK_THROW( lgrs.getLgr("NO") , std::invalid_argument );
+}