tests/controls/virtlistctrltest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/controls/virtlistctrltest.cpp
   3 // Purpose:     wxListCtrl unit tests for virtual mode
   4 // Author:      Vadim Zeitlin
   5 // Created:     2010-11-13
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2010 Vadim Zeitlin <vadim@wxwidgets.org>
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #if wxUSE_LISTCTRL
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/app.h"
  24 #endif // WX_PRECOMP
  25
  26 #include "wx/listctrl.h"
  27
  28 // ----------------------------------------------------------------------------
  29 // test class
  30 // ----------------------------------------------------------------------------
  31
  32 class VirtListCtrlTestCase : public CppUnit::TestCase
  33 {
  34 public:
  35     VirtListCtrlTestCase() { }
  36
  37     virtual void setUp();
  38     virtual void tearDown();
  39
  40 private:
  41     CPPUNIT_TEST_SUITE( VirtListCtrlTestCase );
  42         CPPUNIT_TEST( UpdateSelection );
  43     CPPUNIT_TEST_SUITE_END();
  44
  45     void UpdateSelection();
  46
  47     wxListCtrl *m_list;
  48
  49     wxDECLARE_NO_COPY_CLASS(VirtListCtrlTestCase);
  50 };
  51
  52 // register in the unnamed registry so that these tests are run by default
  53 CPPUNIT_TEST_SUITE_REGISTRATION( VirtListCtrlTestCase );
  54
  55 // also include in its own registry so that these tests can be run alone
  56 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( VirtListCtrlTestCase, "VirtListCtrlTestCase" );
  57
  58 // ----------------------------------------------------------------------------
  59 // test initialization
  60 // ----------------------------------------------------------------------------
  61
  62 void VirtListCtrlTestCase::setUp()
  63 {
  64     // Define a class overriding OnGetItemText() which must be overridden for
  65     // any virtual list control.
  66     class VirtListCtrl : public wxListCtrl
  67     {
  68     public:
  69         VirtListCtrl()
  70             : wxListCtrl(wxTheApp->GetTopWindow(), wxID_ANY,
  71                          wxPoint(0, 0), wxSize(400, 200),
  72                          wxLC_REPORT | wxLC_VIRTUAL)
  73         {
  74         }
  75
  76     protected:
  77         virtual wxString OnGetItemText(long item, long column) const
  78         {
  79             return wxString::Format("Row %ld, col %ld", item, column);
  80         }
  81     };
  82
  83     m_list = new VirtListCtrl;
  84 }
  85
  86 void VirtListCtrlTestCase::tearDown()
  87 {
  88     delete m_list;
  89     m_list = NULL;
  90 }
  91
  92 void VirtListCtrlTestCase::UpdateSelection()
  93 {
  94     m_list->SetItemCount(10);
  95     CPPUNIT_ASSERT_EQUAL( 0, m_list->GetSelectedItemCount() );
  96
  97     m_list->SetItemState(7, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
  98     CPPUNIT_ASSERT_EQUAL( 1, m_list->GetSelectedItemCount() );
  99
 100     m_list->SetItemState(0, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED);
 101     CPPUNIT_ASSERT_EQUAL( 2, m_list->GetSelectedItemCount() );
 102
 103     // The item 7 is now invalid and so shouldn't be counted as selected any
 104     // more.
 105     m_list->SetItemCount(5);
 106     CPPUNIT_ASSERT_EQUAL( 1, m_list->GetSelectedItemCount() );
 107 }
 108
 109 #endif // wxUSE_LISTCTRL