libsimpleio: (reinhard) added unit test for the "var does not vanish" problem.

diff --git a/test/test_global_config.cpp b/test/test_global_config.cpp
index a889f97..55d04ea 100644 (file)
--- a/test/test_global_config.cpp
+++ b/test/test_global_config.cpp
@@ -37,17 +37,18 @@ using namespace CppUnit;
 class TestGlobalConfig : public TestFixture
 {
     CPPUNIT_TEST_SUITE(TestGlobalConfig);
-    
+
     CPPUNIT_TEST(Basics);
     CPPUNIT_TEST(MultipleValues);
-    
+    CPPUNIT_TEST(MultipleValuesVanish);
+
     CPPUNIT_TEST_SUITE_END();
-    
+
     protected:
-    
+
         std::set<std::string>  used_check_files;
-        
-        
+
+
         std::string getCheckFilepath(std::string tag)
         {
             std::string result;
@@ -245,8 +246,71 @@ class TestGlobalConfig : public TestFixture
             CPPUNIT_ASSERT_EQUAL( 22, list2().back() );
 
         } // eo MultipleValues
-        
-        
+
+
+        void MultipleValuesVanish()
+        {
+            std::string filename= getCheckFilepath("MultipleValuesVanish");
+            std::string cfg(
+                "[sec1]\n"
+                "g1 = 11\n"
+                "g1 = 12\n"
+                "g2 = 21\n"
+            );
+            std::string cfg2(
+                "[sec1]\n"
+                "g1 = 11\n"
+            );
+
+            bool res= write_file(filename,cfg);
+            CPPUNIT_ASSERT_EQUAL( true, res );
+
+            typedef std::list< int > IntList;
+            typedef std::vector< int > IntVector;
+
+            res= Config::set_config_file(filename);
+            CPPUNIT_ASSERT_EQUAL( true, res );
+
+            Config::Var< IntList > list1("sec1","g1", IntList());
+            Config::Var< IntList > list2("sec1","g2", IntList());
+
+            CPPUNIT_ASSERT_EQUAL( 2u, list1().size() );
+            CPPUNIT_ASSERT_EQUAL( 1u, list2().size() );
+
+            CPPUNIT_ASSERT_EQUAL( 11, list1().front() );
+            CPPUNIT_ASSERT_EQUAL( 12, list1().back() );
+            CPPUNIT_ASSERT_EQUAL( 21, list2().front() );
+            CPPUNIT_ASSERT_EQUAL( 21, list2().back() );
+
+            Config::Var< IntVector > vector1("sec1","g1", IntVector());
+            Config::Var< IntVector > vector2("sec1","g2", IntVector());
+
+            CPPUNIT_ASSERT_EQUAL( 2u, vector1().size() );
+            CPPUNIT_ASSERT_EQUAL( 1u, vector2().size() );
+
+            CPPUNIT_ASSERT_EQUAL( 11, vector1().front() );
+            CPPUNIT_ASSERT_EQUAL( 12, vector1().back() );
+            CPPUNIT_ASSERT_EQUAL( 21, vector2().front() );
+            CPPUNIT_ASSERT_EQUAL( 21, vector2().back() );
+
+            // now write a modified config
+            res= write_file(filename,cfg2);
+            CPPUNIT_ASSERT_EQUAL( true, res );
+
+            // .. and reload.
+            res= Config::reload();
+            CPPUNIT_ASSERT_EQUAL( true, res );
+
+            // check if the (right) vars changed..
+
+            CPPUNIT_ASSERT_EQUAL( 1u, list1().size() );
+            CPPUNIT_ASSERT_EQUAL( 0u, list2().size() );
+
+            CPPUNIT_ASSERT_EQUAL( 11, list1().front() );
+
+        } // eo MultipleValuesVanish
+
+
 }; // eo class TestGlobalConfig
 
 CPPUNIT_TEST_SUITE_REGISTRATION(TestGlobalConfig);