Unused private function: Added test

Makefile

@@ -1,6 +1,6 @@
 SRCS=CheckBufferOverrun.cpp  CheckClass.cpp  CheckHeaders.cpp  CheckMemoryLeak.cpp  CheckOther.cpp  CommonCheck.cpp  FileLister.cpp preprocessor.cpp tokenize.cpp
 OBJS=$(SRCS:%.cpp=%.o)
-TESTS=testbufferoverrun.o	testcharvar.o	testconstructors.o	testdivision.o	testincompletestatement.o	testmemleak.o	testpreprocessor.o	testtokenize.o	testunusedvar.o
+TESTS=testbufferoverrun.o	testcharvar.o	testconstructors.o	testdivision.o	testincompletestatement.o	testmemleak.o	testpreprocessor.o	testtokenize.o	testunusedprivfunc.o	testunusedvar.o
 BIN = ${DESTDIR}/usr/bin
 
 %.o:	%.cpp

testunusedprivfunc.cpp

@@ -0,0 +1,74 @@
+/*
+ * c++check - c/c++ syntax checking
+ * Copyright (C) 2007 Daniel Marjamäki
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/
+ */
+
+
+#include "tokenize.h"
+#include "CheckClass.h"
+#include "testsuite.h"
+
+#include <sstream>
+
+extern std::ostringstream errout;
+extern bool ShowAll;
+
+class TestUnusedPrivateFunction : public TestFixture
+{
+public:
+    TestUnusedPrivateFunction() : TestFixture("TestUnusedPrivateFunction")
+    { }
+
+private:
+    void run()
+    {
+        TEST_CASE( test1 );
+    }
+
+
+    void check( const char code[] )
+    {
+        // Tokenize..
+        tokens = tokens_back = NULL;
+        std::istringstream istr(code);
+        TokenizeCode( istr );
+
+        // Clear the error buffer..
+        errout.str("");
+
+        // Check for unused private functions..
+        CheckUnusedPrivateFunctions();
+
+        DeallocateTokens();
+    }
+
+
+
+    void test1()
+    {
+        check( "class Fred\n"
+               "{\n"
+               "private:\n"
+               "    unsigned int f()\n"
+               "    { }\n"
+               "};\n" );
+        // Todo: This should be detected.
+        ASSERT_EQUALS( std::string(""), errout.str() );
+    }
+};
+
+REGISTER_TEST( TestUnusedPrivateFunction )
+