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:
EventCloneTestCase()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 
CheckAll()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 
83