tests/controls/comboboxtest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/controls/comboboxtest.cpp
   3 // Purpose:     wxComboBox unit test
   4 // Author:      Vadim Zeitlin
   5 // Created:     2007-09-25
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2007 Vadim Zeitlin <vadim@wxwidgets.org>
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #if wxUSE_COMBOBOX
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/app.h"
  24     #include "wx/combobox.h"
  25 #endif // WX_PRECOMP
  26
  27 #include "textentrytest.h"
  28 #include "itemcontainertest.h"
  29 #include "testableframe.h"
  30
  31 // ----------------------------------------------------------------------------
  32 // test class
  33 // ----------------------------------------------------------------------------
  34
  35 class ComboBoxTestCase : public TextEntryTestCase, public ItemContainerTestCase,
  36                          public CppUnit::TestCase
  37 {
  38 public:
  39     ComboBoxTestCase() { }
  40
  41     virtual void setUp();
  42     virtual void tearDown();
  43
  44 private:
  45     virtual wxTextEntry *GetTestEntry() const { return m_combo; }
  46     virtual wxWindow *GetTestWindow() const { return m_combo; }
  47
  48     virtual wxItemContainer *GetContainer() const { return m_combo; }
  49     virtual wxWindow *GetContainerWindow() const { return m_combo; }
  50
  51     virtual void CheckStringSelection(const char * WXUNUSED(sel))
  52     {
  53         // do nothing here, as explained in TextEntryTestCase comment, our
  54         // GetStringSelection() is the wxChoice, not wxTextEntry, one and there
  55         // is no way to return the selection contents directly
  56     }
  57
  58     CPPUNIT_TEST_SUITE( ComboBoxTestCase );
  59         wxTEXT_ENTRY_TESTS();
  60         wxITEM_CONTAINER_TESTS();
  61         CPPUNIT_TEST( Size );
  62         CPPUNIT_TEST( PopDismiss );
  63         CPPUNIT_TEST( Sort );
  64         CPPUNIT_TEST( ReadOnly );
  65         CPPUNIT_TEST( IsEmpty );
  66     CPPUNIT_TEST_SUITE_END();
  67
  68     void Size();
  69     void PopDismiss();
  70     void Sort();
  71     void ReadOnly();
  72     void IsEmpty();
  73
  74     wxComboBox *m_combo;
  75
  76     DECLARE_NO_COPY_CLASS(ComboBoxTestCase)
  77 };
  78
  79 // register in the unnamed registry so that these tests are run by default
  80 CPPUNIT_TEST_SUITE_REGISTRATION( ComboBoxTestCase );
  81
  82 // also include in its own registry so that these tests can be run alone
  83 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( ComboBoxTestCase, "ComboBoxTestCase" );
  84
  85 // ----------------------------------------------------------------------------
  86 // test initialization
  87 // ----------------------------------------------------------------------------
  88
  89 void ComboBoxTestCase::setUp()
  90 {
  91     m_combo = new wxComboBox(wxTheApp->GetTopWindow(), wxID_ANY);
  92 }
  93
  94 void ComboBoxTestCase::tearDown()
  95 {
  96     delete m_combo;
  97     m_combo = NULL;
  98 }
  99
 100 // ----------------------------------------------------------------------------
 101 // tests themselves
 102 // ----------------------------------------------------------------------------
 103
 104 void ComboBoxTestCase::Size()
 105 {
 106     // under MSW changing combobox size is a non-trivial operation because of
 107     // confusion between the size of the control with and without dropdown, so
 108     // check that it does work as expected
 109
 110     const int heightOrig = m_combo->GetSize().y;
 111
 112     // check that the height doesn't change if we don't touch it
 113     m_combo->SetSize(100, -1);
 114     CPPUNIT_ASSERT_EQUAL( heightOrig, m_combo->GetSize().y );
 115
 116     // check that setting both big and small (but not too small, there is a
 117     // limit on how small the control can become under MSW) heights works
 118     m_combo->SetSize(-1, 50);
 119     CPPUNIT_ASSERT_EQUAL( 50, m_combo->GetSize().y );
 120
 121     m_combo->SetSize(-1, 10);
 122     CPPUNIT_ASSERT_EQUAL( 10, m_combo->GetSize().y );
 123
 124     // and also that restoring it works (this used to be broken before 2.9.1)
 125     m_combo->SetSize(-1, heightOrig);
 126     CPPUNIT_ASSERT_EQUAL( heightOrig, m_combo->GetSize().y );
 127 }
 128
 129 void ComboBoxTestCase::PopDismiss()
 130 {
 131 #if defined(__WXMSW__) || defined(__WXGTK210__)
 132     wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
 133                                           wxTestableFrame);
 134
 135     EventCounter count(m_combo, wxEVT_COMMAND_COMBOBOX_DROPDOWN);
 136     EventCounter count1(m_combo, wxEVT_COMMAND_COMBOBOX_CLOSEUP);
 137
 138     m_combo->Popup();
 139     m_combo->Dismiss();
 140
 141     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_COMMAND_COMBOBOX_DROPDOWN));
 142     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_COMMAND_COMBOBOX_CLOSEUP));
 143 #endif
 144 }
 145
 146 void ComboBoxTestCase::Sort()
 147 {
 148 #if !defined(__WXOSX__)
 149     m_combo = new wxComboBox(wxTheApp->GetTopWindow(), wxID_ANY, "",
 150                              wxDefaultPosition, wxDefaultSize, 0, NULL,
 151                              wxCB_SORT);
 152
 153     m_combo->Append("aaa");
 154     m_combo->Append("Aaa");
 155     m_combo->Append("aba");
 156     m_combo->Append("aaab");
 157     m_combo->Append("aab");
 158     m_combo->Append("AAA");
 159
 160     CPPUNIT_ASSERT_EQUAL("AAA", m_combo->GetString(0));
 161     CPPUNIT_ASSERT_EQUAL("Aaa", m_combo->GetString(1));
 162     CPPUNIT_ASSERT_EQUAL("aaa", m_combo->GetString(2));
 163     CPPUNIT_ASSERT_EQUAL("aaab", m_combo->GetString(3));
 164     CPPUNIT_ASSERT_EQUAL("aab", m_combo->GetString(4));
 165     CPPUNIT_ASSERT_EQUAL("aba", m_combo->GetString(5));
 166
 167     m_combo->Append("a");
 168
 169     CPPUNIT_ASSERT_EQUAL("a", m_combo->GetString(0));
 170 #endif
 171 }
 172
 173 void ComboBoxTestCase::ReadOnly()
 174 {
 175 #ifndef __WXOSX__
 176     wxArrayString testitems;
 177     testitems.Add("item 1");
 178     testitems.Add("item 2");
 179
 180     m_combo = new wxComboBox(wxTheApp->GetTopWindow(), wxID_ANY, "",
 181                              wxDefaultPosition, wxDefaultSize, testitems,
 182                              wxCB_READONLY);
 183
 184     m_combo->SetValue("item 1");
 185
 186     CPPUNIT_ASSERT_EQUAL("item 1", m_combo->GetValue());
 187
 188     m_combo->SetValue("not an item");
 189
 190     CPPUNIT_ASSERT_EQUAL("item 1", m_combo->GetValue());
 191
 192     // Since this uses FindString it is case insensitive
 193     m_combo->SetValue("ITEM 2");
 194
 195     CPPUNIT_ASSERT_EQUAL("item 2", m_combo->GetValue());
 196 #endif
 197 }
 198
 199 void ComboBoxTestCase::IsEmpty()
 200 {
 201     CPPUNIT_ASSERT( m_combo->IsListEmpty() );
 202     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 203
 204     m_combo->Append("foo");
 205     CPPUNIT_ASSERT( !m_combo->IsListEmpty() );
 206     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 207
 208     m_combo->SetValue("bar");
 209     CPPUNIT_ASSERT( !m_combo->IsListEmpty() );
 210     CPPUNIT_ASSERT( !m_combo->IsTextEmpty() );
 211
 212     m_combo->Clear();
 213     CPPUNIT_ASSERT( m_combo->IsListEmpty() );
 214     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 215
 216 #ifdef TEST_INVALID_COMBOBOX_ISEMPTY
 217     // Compiling this should fail, see failtest target definition in test.bkl.
 218     m_combo->IsEmpty();
 219 #endif
 220 }
 221
 222 #endif //wxUSE_COMBOBOX