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