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