tests/events/clone.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/events/clone.cpp
   3 // Purpose:     Test wxEvent::Clone() implementation by all event classes
   4 // Author:      Vadim Zeitlin, based on the code by Francesco Montorsi
   5 // Created:     2009-03-22
   6 // Copyright:   (c) 2009 Vadim Zeitlin <vadim@wxwidgets.org>
   7 ///////////////////////////////////////////////////////////////////////////////
   8
   9 // ----------------------------------------------------------------------------
  10 // headers
  11 // ----------------------------------------------------------------------------
  12
  13 #include "testprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/event.h"
  21 #endif // WX_PRECOMP
  22
  23 // --------------------------------------------------------------------------
  24 // test class
  25 // --------------------------------------------------------------------------
  26
  27 class EventCloneTestCase : public CppUnit::TestCase
  28 {
  29 public:
  30     EventCloneTestCase() {}
  31
  32 private:
  33     CPPUNIT_TEST_SUITE( EventCloneTestCase );
  34         CPPUNIT_TEST( CheckAll );
  35     CPPUNIT_TEST_SUITE_END();
  36
  37     void CheckAll();
  38
  39     DECLARE_NO_COPY_CLASS(EventCloneTestCase)
  40 };
  41
  42 // register in the unnamed registry so that these tests are run by default
  43 CPPUNIT_TEST_SUITE_REGISTRATION( EventCloneTestCase );
  44
  45 // also include in its own registry so that these tests can be run alone
  46 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( EventCloneTestCase, "EventCloneTestCase" );
  47
  48 void EventCloneTestCase::CheckAll()
  49 {
  50     // check if event classes implement Clone() correctly
  51     // NOTE: the check is done against _all_ event classes which are linked to
  52     //       the executable currently running, which are not necessarily all
  53     //       wxWidgets event classes.
  54     const wxClassInfo *ci = wxClassInfo::GetFirst();
  55     for (; ci; ci = ci->GetNext())
  56     {
  57         wxString cn = wxString(ci->GetClassName());
  58
  59         // is this class derived from wxEvent?
  60         if ( !ci->IsKindOf(CLASSINFO(wxEvent)) ||
  61              cn == "wxEvent" )
  62             continue;
  63
  64         const std::string
  65             msg = std::string("Event class \"") +
  66                   std::string(cn.c_str()) + "\"";
  67
  68         CPPUNIT_ASSERT_MESSAGE( msg, ci->IsDynamic() );
  69
  70         wxEvent * const test = wxDynamicCast(ci->CreateObject(),wxEvent);
  71         CPPUNIT_ASSERT_MESSAGE( msg, test );
  72
  73         wxEvent * const cloned = test->Clone();
  74         delete test;
  75
  76         CPPUNIT_ASSERT_MESSAGE( msg, cloned );
  77         CPPUNIT_ASSERT_MESSAGE( msg, cloned->GetClassInfo() == ci );
  78
  79         delete cloned;
  80     }
  81 }
  82