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     EventCounter drop(m_combo, wxEVT_COMBOBOX_DROPDOWN);
 133     EventCounter close(m_combo, wxEVT_COMBOBOX_CLOSEUP);
 134
 135     m_combo->Popup();
 136     m_combo->Dismiss();
 137
 138     CPPUNIT_ASSERT_EQUAL(1, drop.GetCount());
 139     CPPUNIT_ASSERT_EQUAL(1, close.GetCount());
 140 #endif
 141 }
 142
 143 void ComboBoxTestCase::Sort()
 144 {
 145 #if !defined(__WXOSX__)
 146     m_combo = new wxComboBox(wxTheApp->GetTopWindow(), wxID_ANY, "",
 147                              wxDefaultPosition, wxDefaultSize, 0, NULL,
 148                              wxCB_SORT);
 149
 150     m_combo->Append("aaa");
 151     m_combo->Append("Aaa");
 152     m_combo->Append("aba");
 153     m_combo->Append("aaab");
 154     m_combo->Append("aab");
 155     m_combo->Append("AAA");
 156
 157     CPPUNIT_ASSERT_EQUAL("AAA", m_combo->GetString(0));
 158     CPPUNIT_ASSERT_EQUAL("Aaa", m_combo->GetString(1));
 159     CPPUNIT_ASSERT_EQUAL("aaa", m_combo->GetString(2));
 160     CPPUNIT_ASSERT_EQUAL("aaab", m_combo->GetString(3));
 161     CPPUNIT_ASSERT_EQUAL("aab", m_combo->GetString(4));
 162     CPPUNIT_ASSERT_EQUAL("aba", m_combo->GetString(5));
 163
 164     m_combo->Append("a");
 165
 166     CPPUNIT_ASSERT_EQUAL("a", m_combo->GetString(0));
 167 #endif
 168 }
 169
 170 void ComboBoxTestCase::ReadOnly()
 171 {
 172 #ifndef __WXOSX__
 173     wxArrayString testitems;
 174     testitems.Add("item 1");
 175     testitems.Add("item 2");
 176
 177     m_combo = new wxComboBox(wxTheApp->GetTopWindow(), wxID_ANY, "",
 178                              wxDefaultPosition, wxDefaultSize, testitems,
 179                              wxCB_READONLY);
 180
 181     m_combo->SetValue("item 1");
 182
 183     CPPUNIT_ASSERT_EQUAL("item 1", m_combo->GetValue());
 184
 185     m_combo->SetValue("not an item");
 186
 187     CPPUNIT_ASSERT_EQUAL("item 1", m_combo->GetValue());
 188
 189     // Since this uses FindString it is case insensitive
 190     m_combo->SetValue("ITEM 2");
 191
 192     CPPUNIT_ASSERT_EQUAL("item 2", m_combo->GetValue());
 193 #endif
 194 }
 195
 196 void ComboBoxTestCase::IsEmpty()
 197 {
 198     CPPUNIT_ASSERT( m_combo->IsListEmpty() );
 199     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 200
 201     m_combo->Append("foo");
 202     CPPUNIT_ASSERT( !m_combo->IsListEmpty() );
 203     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 204
 205     m_combo->SetValue("bar");
 206     CPPUNIT_ASSERT( !m_combo->IsListEmpty() );
 207     CPPUNIT_ASSERT( !m_combo->IsTextEmpty() );
 208
 209     m_combo->Clear();
 210     CPPUNIT_ASSERT( m_combo->IsListEmpty() );
 211     CPPUNIT_ASSERT( m_combo->IsTextEmpty() );
 212
 213 #ifdef TEST_INVALID_COMBOBOX_ISEMPTY
 214     // Compiling this should fail, see failtest target definition in test.bkl.
 215     m_combo->IsEmpty();
 216 #endif
 217 }
 218
 219 #endif //wxUSE_COMBOBOX