tests/controls/itemcontainertest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/controls/itemcontainertest.cpp
   3 // Purpose:     wxItemContainer unit test
   4 // Author:      Steven Lamerton
   5 // Created:     2010-06-29
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2010 Steven Lamerton
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 #include "testprec.h"
  11
  12 #ifndef WX_PRECOMP
  13     #include "wx/app.h"
  14     #include "wx/ctrlsub.h"
  15 #endif // WX_PRECOMP
  16
  17 #include "wx/scopeguard.h"
  18
  19 #include "itemcontainertest.h"
  20
  21 void ItemContainerTestCase::Append()
  22 {
  23     wxItemContainer * const container = GetContainer();
  24
  25     container->Append("item 0");
  26
  27     CPPUNIT_ASSERT_EQUAL("item 0", container->GetString(0));
  28
  29     wxArrayString testitems;
  30     testitems.Add("item 1");
  31     testitems.Add("item 2");
  32
  33     container->Append(testitems);
  34
  35     CPPUNIT_ASSERT_EQUAL("item 1", container->GetString(1));
  36     CPPUNIT_ASSERT_EQUAL("item 2", container->GetString(2));
  37
  38     wxString arritems[] = { "item 3", "item 4" };
  39
  40     container->Append(2, arritems);
  41
  42     CPPUNIT_ASSERT_EQUAL("item 3", container->GetString(3));
  43     CPPUNIT_ASSERT_EQUAL("item 4", container->GetString(4));
  44 }
  45
  46 void ItemContainerTestCase::Insert()
  47 {
  48     wxItemContainer * const container = GetContainer();
  49
  50     CPPUNIT_ASSERT_EQUAL( 0, container->Insert("item 0", 0) );
  51     CPPUNIT_ASSERT_EQUAL("item 0", container->GetString(0));
  52
  53     wxArrayString testitems;
  54     testitems.Add("item 1");
  55     testitems.Add("item 2");
  56
  57     CPPUNIT_ASSERT_EQUAL( 1, container->Insert(testitems, 0) );
  58
  59     CPPUNIT_ASSERT_EQUAL("item 1", container->GetString(0));
  60     CPPUNIT_ASSERT_EQUAL("item 2", container->GetString(1));
  61
  62     wxString arritems[] = { "item 3", "item 4" };
  63
  64     CPPUNIT_ASSERT_EQUAL( 2, container->Insert(2, arritems, 1) );
  65     CPPUNIT_ASSERT_EQUAL("item 3", container->GetString(1));
  66     CPPUNIT_ASSERT_EQUAL("item 4", container->GetString(2));
  67 }
  68
  69 void ItemContainerTestCase::Count()
  70 {
  71     wxItemContainer * const container = GetContainer();
  72
  73     CPPUNIT_ASSERT(container->IsEmpty());
  74
  75     wxArrayString testitems;
  76     testitems.Add("item 0");
  77     testitems.Add("item 1");
  78     testitems.Add("item 2");
  79     testitems.Add("item 3");
  80
  81     container->Append(testitems);
  82
  83     CPPUNIT_ASSERT(!container->IsEmpty());
  84     CPPUNIT_ASSERT_EQUAL(4, container->GetCount());
  85
  86     container->Delete(0);
  87
  88     CPPUNIT_ASSERT_EQUAL(3, container->GetCount());
  89
  90     container->Delete(0);
  91     container->Delete(0);
  92
  93     CPPUNIT_ASSERT_EQUAL(1, container->GetCount());
  94
  95     container->Insert(testitems, 1);
  96
  97     CPPUNIT_ASSERT_EQUAL(5, container->GetCount());
  98 }
  99
 100 void ItemContainerTestCase::ItemSelection()
 101 {
 102     wxItemContainer * const container = GetContainer();
 103
 104     wxArrayString testitems;
 105     testitems.Add("item 0");
 106     testitems.Add("item 1");
 107     testitems.Add("item 2");
 108     testitems.Add("ITEM 2"); // The same as the last one except for case.
 109
 110     container->Append(testitems);
 111
 112     container->SetSelection(wxNOT_FOUND);
 113     CPPUNIT_ASSERT_EQUAL(wxNOT_FOUND, container->GetSelection());
 114     CPPUNIT_ASSERT_EQUAL("", container->GetStringSelection());
 115
 116     container->SetSelection(1);
 117     CPPUNIT_ASSERT_EQUAL(1, container->GetSelection());
 118     CPPUNIT_ASSERT_EQUAL("item 1", container->GetStringSelection());
 119
 120     CPPUNIT_ASSERT( container->SetStringSelection("item 2") );
 121     CPPUNIT_ASSERT_EQUAL(2, container->GetSelection());
 122     CPPUNIT_ASSERT_EQUAL("item 2", container->GetStringSelection());
 123
 124     // Check that selecting a non-existent item fails.
 125     CPPUNIT_ASSERT( !container->SetStringSelection("bloordyblop") );
 126
 127     // Check that SetStringSelection() is case-insensitive.
 128     CPPUNIT_ASSERT( container->SetStringSelection("ITEM 2") );
 129     CPPUNIT_ASSERT_EQUAL(2, container->GetSelection());
 130     CPPUNIT_ASSERT_EQUAL("item 2", container->GetStringSelection());
 131 }
 132
 133 void ItemContainerTestCase::FindString()
 134 {
 135    wxItemContainer * const container = GetContainer();
 136
 137     wxArrayString testitems;
 138     testitems.Add("item 0");
 139     testitems.Add("item 1");
 140     testitems.Add("item 2");
 141     testitems.Add("item 3");
 142
 143     container->Append(testitems);
 144
 145     CPPUNIT_ASSERT_EQUAL(1, container->FindString("item 1"));
 146     CPPUNIT_ASSERT_EQUAL(1, container->FindString("ITEM 1"));
 147     CPPUNIT_ASSERT_EQUAL(wxNOT_FOUND, container->FindString("ITEM 1", true));
 148 }
 149
 150 void ItemContainerTestCase::ClientData()
 151 {
 152     wxItemContainer * const container = GetContainer();
 153
 154     wxStringClientData* item0data = new wxStringClientData("item0data");
 155     wxStringClientData* item1data = new wxStringClientData("item1data");
 156     wxStringClientData* item2data = new wxStringClientData("item2data");
 157
 158     container->Append("item 0", item0data);
 159
 160     CPPUNIT_ASSERT_EQUAL(static_cast<wxClientData*>(item0data),
 161                          container->GetClientObject(0));
 162
 163     container->Append("item 1");
 164     container->SetClientObject(1, item1data);
 165
 166     CPPUNIT_ASSERT_EQUAL(static_cast<wxClientData*>(item1data),
 167                          container->GetClientObject(1));
 168
 169     container->Insert("item 2", 2, item2data);
 170
 171     CPPUNIT_ASSERT_EQUAL(static_cast<wxClientData*>(item2data),
 172                          container->GetClientObject(2));
 173
 174     WX_ASSERT_FAILS_WITH_ASSERT( container->SetClientObject((unsigned)-1, item0data) );
 175     WX_ASSERT_FAILS_WITH_ASSERT( container->SetClientObject(12345, item0data) );
 176 }
 177
 178 void ItemContainerTestCase::VoidData()
 179 {
 180     wxItemContainer * const container = GetContainer();
 181
 182     wxString item0data("item0data"), item1data("item0data"),
 183              item2data("item0data");
 184
 185     void* item0 = &item0data;
 186     void* item1 = &item1data;
 187     void* item2 = &item2data;
 188
 189     container->Append("item 0", item0);
 190
 191     CPPUNIT_ASSERT_EQUAL(item0, container->GetClientData(0));
 192
 193     container->Append("item 1");
 194     container->SetClientData(1, item1);
 195
 196     CPPUNIT_ASSERT_EQUAL(item1, container->GetClientData(1));
 197
 198     container->Insert("item 2", 2, item2);
 199
 200     CPPUNIT_ASSERT_EQUAL(item2, container->GetClientData(2));
 201
 202     WX_ASSERT_FAILS_WITH_ASSERT( container->SetClientData((unsigned)-1, NULL) );
 203     WX_ASSERT_FAILS_WITH_ASSERT( container->SetClientData(12345, NULL) );
 204 }
 205
 206 void ItemContainerTestCase::Set()
 207 {
 208     wxItemContainer * const container = GetContainer();
 209
 210     wxArrayString testitems;
 211     testitems.Add("item 0");
 212     testitems.Add("item 1");
 213
 214     container->Append(testitems);
 215
 216     wxArrayString newtestitems;
 217     newtestitems.Add("new item 0");
 218     newtestitems.Add("new item 1");
 219     newtestitems.Add("new item 2");
 220     newtestitems.Add("new item 3");
 221
 222     container->Set(newtestitems);
 223
 224     CPPUNIT_ASSERT_EQUAL(4, container->GetCount());
 225     CPPUNIT_ASSERT_EQUAL("new item 1", container->GetString(1));
 226
 227     wxString arrnewitems[] = { "even newer 0", "event newer 1" };
 228
 229     container->Set(2, arrnewitems);
 230
 231     CPPUNIT_ASSERT_EQUAL(2, container->GetCount());
 232     CPPUNIT_ASSERT_EQUAL("even newer 0", container->GetString(0));
 233 }
 234
 235 void ItemContainerTestCase::SetString()
 236 {
 237    wxItemContainer * const container = GetContainer();
 238
 239     wxArrayString testitems;
 240     testitems.Add("item 0");
 241     testitems.Add("item 1");
 242     testitems.Add("item 2");
 243     testitems.Add("item 3");
 244
 245     container->Append(testitems);
 246
 247     container->SetSelection(0);
 248     container->SetString(0, "new item 0");
 249     CPPUNIT_ASSERT_EQUAL("new item 0", container->GetString(0));
 250
 251     // Modifying the item shouldn't deselect it.
 252     CPPUNIT_ASSERT_EQUAL(0, container->GetSelection());
 253
 254     // wxOSX doesn't support having empty items in some containers.
 255 #ifndef __WXOSX__
 256     container->SetString(2, "");
 257     CPPUNIT_ASSERT_EQUAL("", container->GetString(2));
 258 #endif
 259 }
 260
 261 void ItemContainerTestCase::SetSelection()
 262 {
 263     wxItemContainer * const container = GetContainer();
 264
 265     container->Append("first");
 266     container->Append("second");
 267
 268     // This class is used to check that SetSelection() doesn't generate any
 269     // events, as documented.
 270     class CommandEventHandler : public wxEvtHandler
 271     {
 272     public:
 273         virtual bool ProcessEvent(wxEvent& event)
 274         {
 275             CPPUNIT_ASSERT_MESSAGE
 276             (
 277                 "unexpected command event from SetSelection",
 278                 !event.IsCommandEvent()
 279             );
 280
 281             return wxEvtHandler::ProcessEvent(event);
 282         }
 283     } h;
 284
 285     wxWindow * const win = GetContainerWindow();
 286     win->PushEventHandler(&h);
 287     wxON_BLOCK_EXIT_OBJ1( *win, wxWindow::PopEventHandler, false );
 288
 289     container->SetSelection(0);
 290     CPPUNIT_ASSERT_EQUAL( 0, container->GetSelection() );
 291
 292     container->SetSelection(1);
 293     CPPUNIT_ASSERT_EQUAL( 1, container->GetSelection() );
 294 }