Extracted Error and Output redirection.

Making reuse possible.

test/redirect.h

@@ -0,0 +1,43 @@
+#ifndef REDIRECT_H
+#define REDIRECT_H
+
+#include <iostream>
+
+extern std::ostringstream errout;
+extern std::ostringstream output;
+
+class RedirectInputOutput
+{
+public:
+    RedirectInputOutput()
+    {
+        // flush all old output
+        std::cout.flush();
+        std::cerr.flush();
+
+        _oldCout = std::cout.rdbuf(); // back up cout's streambuf
+        _oldCerr = std::cerr.rdbuf(); // back up cerr's streambuf
+
+        std::cout.rdbuf(_out.rdbuf()); // assign streambuf to cout
+        std::cerr.rdbuf(_err.rdbuf()); // assign streambuf to cerr
+    }
+
+    ~RedirectInputOutput()
+    {
+        std::cout.rdbuf(_oldCout); // restore cout's original streambuf
+        std::cerr.rdbuf(_oldCerr); // restore cerrs's original streambuf
+
+        errout << _err.str();
+        output << _out.str();
+    }
+
+private:
+    std::stringstream _out;
+    std::stringstream _err;
+    std::streambuf* _oldCout;
+    std::streambuf *_oldCerr;
+};
+
+#define REDIRECT RedirectInputOutput redir;
+
+#endif

test/testcmdlineparser.cpp

@@ -16,47 +16,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <iostream>
 #include "testsuite.h"
 #include "cmdlineparser.h"
 #include "settings.h"
-
+#include "redirect.h"
-extern std::ostringstream errout;
-extern std::ostringstream output;
-
-class RedirectInputOutput
-{
-public:
-    RedirectInputOutput()
-    {
-        // flush all old output
-        std::cout.flush();
-        std::cerr.flush();
-
-        _oldCout = std::cout.rdbuf(); // back up cout's streambuf
-        _oldCerr = std::cerr.rdbuf(); // back up cerr's streambuf
-
-        std::cout.rdbuf(_out.rdbuf()); // assign streambuf to cout
-        std::cerr.rdbuf(_err.rdbuf()); // assign streambuf to cerr
-    }
-
-    ~RedirectInputOutput()
-    {
-        std::cout.rdbuf(_oldCout); // restore cout's original streambuf
-        std::cerr.rdbuf(_oldCerr); // restore cerrs's original streambuf
-
-        errout << _err.str();
-        output << _out.str();
-    }
-
-private:
-    std::stringstream _out;
-    std::stringstream _err;
-    std::streambuf* _oldCout;
-    std::streambuf *_oldCerr;
-};
-
-#define REDIRECT RedirectInputOutput redir;
 
 class TestCmdlineParser : public TestFixture
 {