tests/controls/textctrltest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/controls/textctrltest.cpp
   3 // Purpose:     wxTextCtrl 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_TEXTCTRL
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/app.h"
  24     #include "wx/textctrl.h"
  25 #endif // WX_PRECOMP
  26
  27 #include "wx/scopeguard.h"
  28
  29 #include "textentrytest.h"
  30 #include "testableframe.h"
  31 #include "asserthelper.h"
  32 #include "wx/uiaction.h"
  33
  34 // ----------------------------------------------------------------------------
  35 // test class
  36 // ----------------------------------------------------------------------------
  37
  38 class TextCtrlTestCase : public TextEntryTestCase, public CppUnit::TestCase
  39 {
  40 public:
  41     TextCtrlTestCase() { }
  42
  43     virtual void setUp();
  44     virtual void tearDown();
  45
  46 private:
  47     virtual wxTextEntry *GetTestEntry() const { return m_text; }
  48     virtual wxWindow *GetTestWindow() const { return m_text; }
  49
  50     CPPUNIT_TEST_SUITE( TextCtrlTestCase );
  51         wxTEXT_ENTRY_TESTS();
  52         CPPUNIT_TEST( MultiLineReplace );
  53         WXUISIM_TEST( ReadOnly );
  54         WXUISIM_TEST( MaxLength );
  55         CPPUNIT_TEST( StreamInput );
  56         CPPUNIT_TEST( Redirector );
  57         //WXUISIM_TEST( ProcessEnter );
  58         WXUISIM_TEST( Url );
  59         CPPUNIT_TEST( Style );
  60         CPPUNIT_TEST( Lines );
  61         CPPUNIT_TEST( LogTextCtrl );
  62         CPPUNIT_TEST( PositionToCoords );
  63         CPPUNIT_TEST( PositionToCoordsRich );
  64         CPPUNIT_TEST( PositionToCoordsRich2 );
  65     CPPUNIT_TEST_SUITE_END();
  66
  67     void MultiLineReplace();
  68     void ReadOnly();
  69     void MaxLength();
  70     void StreamInput();
  71     void Redirector();
  72     //void ProcessEnter();
  73     void Url();
  74     void Style();
  75     void Lines();
  76     void LogTextCtrl();
  77     void PositionToCoords();
  78     void PositionToCoordsRich();
  79     void PositionToCoordsRich2();
  80
  81     void DoPositionToCoordsTestWithStyle(long style);
  82
  83     wxTextCtrl *m_text;
  84
  85     DECLARE_NO_COPY_CLASS(TextCtrlTestCase)
  86 };
  87
  88 // register in the unnamed registry so that these tests are run by default
  89 CPPUNIT_TEST_SUITE_REGISTRATION( TextCtrlTestCase );
  90
  91 // also include in its own registry so that these tests can be run alone
  92 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( TextCtrlTestCase, "TextCtrlTestCase" );
  93
  94 // ----------------------------------------------------------------------------
  95 // test initialization
  96 // ----------------------------------------------------------------------------
  97
  98 void TextCtrlTestCase::setUp()
  99 {
 100     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY);
 101 }
 102
 103 void TextCtrlTestCase::tearDown()
 104 {
 105     wxDELETE(m_text);
 106 }
 107
 108 // ----------------------------------------------------------------------------
 109 // tests themselves
 110 // ----------------------------------------------------------------------------
 111
 112 void TextCtrlTestCase::MultiLineReplace()
 113 {
 114     // we need a multiline control for this test so recreate it
 115     delete m_text;
 116     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 117                             wxDefaultPosition, wxDefaultSize,
 118                             wxTE_MULTILINE);
 119
 120     m_text->SetValue("Hello replace\n"
 121                     "0123456789012");
 122     m_text->SetInsertionPoint(0);
 123
 124     m_text->Replace(6, 13, "changed");
 125
 126     CPPUNIT_ASSERT_EQUAL("Hello changed\n"
 127                          "0123456789012",
 128                          m_text->GetValue());
 129     CPPUNIT_ASSERT_EQUAL(13, m_text->GetInsertionPoint());
 130
 131     m_text->Replace(13, -1, "");
 132     CPPUNIT_ASSERT_EQUAL("Hello changed", m_text->GetValue());
 133     CPPUNIT_ASSERT_EQUAL(13, m_text->GetInsertionPoint());
 134
 135     delete m_text;
 136     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY);
 137 }
 138
 139 void TextCtrlTestCase::ReadOnly()
 140 {
 141 #if wxUSE_UIACTIONSIMULATOR
 142     // we need a read only control for this test so recreate it
 143     delete m_text;
 144     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 145                             wxDefaultPosition, wxDefaultSize,
 146                             wxTE_READONLY);
 147
 148     wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
 149                                           wxTestableFrame);
 150
 151     EventCounter count(m_text, wxEVT_COMMAND_TEXT_UPDATED);
 152
 153     m_text->SetFocus();
 154
 155     wxUIActionSimulator sim;
 156     sim.Text("abcdef");
 157     wxYield();
 158
 159     CPPUNIT_ASSERT_EQUAL("", m_text->GetValue());
 160     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount());
 161
 162     // SetEditable() is supposed to override wxTE_READONLY
 163     m_text->SetEditable(true);
 164
 165     sim.Text("abcdef");
 166     wxYield();
 167
 168     CPPUNIT_ASSERT_EQUAL("abcdef", m_text->GetValue());
 169     CPPUNIT_ASSERT_EQUAL(6, frame->GetEventCount());
 170
 171     delete m_text;
 172     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY);
 173 #endif
 174 }
 175
 176 void TextCtrlTestCase::MaxLength()
 177 {
 178 #if wxUSE_UIACTIONSIMULATOR
 179     wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
 180                                           wxTestableFrame);
 181
 182     EventCounter count(m_text, wxEVT_COMMAND_TEXT_UPDATED);
 183     EventCounter count1(m_text, wxEVT_COMMAND_TEXT_MAXLEN);
 184
 185     m_text->SetFocus();
 186     m_text->SetMaxLength(10);
 187
 188     wxUIActionSimulator sim;
 189     sim.Text("abcdef");
 190     wxYield();
 191
 192     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_COMMAND_TEXT_MAXLEN));
 193
 194     sim.Text("ghij");
 195     wxYield();
 196
 197     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_COMMAND_TEXT_MAXLEN));
 198     CPPUNIT_ASSERT_EQUAL(10, frame->GetEventCount(wxEVT_COMMAND_TEXT_UPDATED));
 199
 200     sim.Text("k");
 201     wxYield();
 202
 203     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_COMMAND_TEXT_MAXLEN));
 204     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_COMMAND_TEXT_UPDATED));
 205
 206     m_text->SetMaxLength(0);
 207
 208     sim.Text("k");
 209     wxYield();
 210
 211     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_COMMAND_TEXT_MAXLEN));
 212     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_COMMAND_TEXT_UPDATED));
 213 #endif
 214 }
 215
 216 void TextCtrlTestCase::StreamInput()
 217 {
 218 #ifndef __WXOSX__
 219     {
 220         // Ensure we use decimal point and not a comma.
 221         char * const locOld = setlocale(LC_NUMERIC, "C");
 222         wxON_BLOCK_EXIT2( setlocale, (int)LC_NUMERIC, locOld );
 223
 224         *m_text << "stringinput"
 225                 << 10
 226                 << 1000L
 227                 << 3.14f
 228                 << 2.71
 229                 << 'a'
 230                 << L'b';
 231     }
 232
 233     CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71ab", m_text->GetValue());
 234
 235     m_text->SetValue("");
 236
 237 #if wxHAS_TEXT_WINDOW_STREAM
 238
 239     std::ostream stream(m_text);
 240
 241     // We don't test a wide character as this is not a wide stream
 242     stream << "stringinput"
 243            << 10
 244            << 1000L
 245            << 3.14f
 246            << 2.71
 247            << 'a';
 248
 249     stream.flush();
 250
 251     CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71a", m_text->GetValue());
 252
 253 #endif // wxHAS_TEXT_WINDOW_STREAM
 254 #endif // !__WXOSX__
 255 }
 256
 257 void TextCtrlTestCase::Redirector()
 258 {
 259 #if wxHAS_TEXT_WINDOW_STREAM && wxUSE_STD_IOSTREAM
 260
 261     wxStreamToTextRedirector redirect(m_text);
 262
 263     std::cout << "stringinput"
 264               << 10
 265               << 1000L
 266               << 3.14f
 267               << 2.71
 268               << 'a';
 269
 270     CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71a", m_text->GetValue());
 271
 272 #endif
 273 }
 274
 275 #if 0
 276 void TextCtrlTestCase::ProcessEnter()
 277 {
 278 #if wxUSE_UIACTIONSIMULATOR
 279     wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
 280                                           wxTestableFrame);
 281
 282     EventCounter count(m_text, wxEVT_COMMAND_TEXT_ENTER);
 283
 284     m_text->SetFocus();
 285
 286     wxUIActionSimulator sim;
 287     sim.Char(WXK_RETURN);
 288     wxYield();
 289
 290     CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_COMMAND_TEXT_ENTER));
 291
 292     // we need a text control with wxTE_PROCESS_ENTER for this test
 293     delete m_text;
 294     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 295                             wxDefaultPosition, wxDefaultSize,
 296                             wxTE_PROCESS_ENTER);
 297
 298     m_text->SetFocus();
 299
 300     sim.Char(WXK_RETURN);
 301     wxYield();
 302
 303     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_COMMAND_TEXT_ENTER));
 304 #endif
 305 }
 306 #endif
 307
 308 void TextCtrlTestCase::Url()
 309 {
 310 #if wxUSE_UIACTIONSIMULATOR && defined(__WXMSW__)
 311     delete m_text;
 312     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 313                             wxDefaultPosition, wxDefaultSize,
 314                             wxTE_MULTILINE | wxTE_RICH | wxTE_AUTO_URL);
 315
 316     wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
 317                                           wxTestableFrame);
 318
 319     EventCounter count(m_text, wxEVT_COMMAND_TEXT_URL);
 320
 321     m_text->AppendText("http://www.wxwidgets.org");
 322
 323     wxUIActionSimulator sim;
 324     sim.MouseMove(m_text->ClientToScreen(wxPoint(5, 5)));
 325     sim.MouseClick();
 326     wxYield();
 327
 328     CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount());
 329 #endif
 330 }
 331
 332 void TextCtrlTestCase::Style()
 333 {
 334 #ifndef __WXOSX__
 335     delete m_text;
 336     // We need wxTE_RICH under windows for style support
 337     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 338                             wxDefaultPosition, wxDefaultSize, wxTE_RICH);
 339
 340     // Red text on a white background
 341     m_text->SetDefaultStyle(wxTextAttr(*wxRED, *wxWHITE));
 342
 343     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxRED);
 344     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
 345                          *wxWHITE);
 346
 347     m_text->AppendText("red on white ");
 348
 349     // Red text on a grey background
 350     m_text->SetDefaultStyle(wxTextAttr(wxNullColour, *wxLIGHT_GREY));
 351
 352     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxRED);
 353     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
 354                          *wxLIGHT_GREY);
 355
 356     m_text->AppendText("red on grey ");
 357
 358     // Blue text on a grey background
 359     m_text->SetDefaultStyle(wxTextAttr(*wxBLUE));
 360
 361
 362     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxBLUE);
 363     CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
 364                          *wxLIGHT_GREY);
 365
 366     m_text->AppendText("blue on grey");
 367
 368     // Get getting the style at a specific location
 369     wxTextAttr style;
 370
 371     // We have to check that styles are supported
 372     if(m_text->GetStyle(3, style))
 373     {
 374         CPPUNIT_ASSERT_EQUAL(style.GetTextColour(), *wxRED);
 375         CPPUNIT_ASSERT_EQUAL(style.GetBackgroundColour(), *wxWHITE);
 376     }
 377
 378     // And then setting the style
 379     if(m_text->SetStyle(15, 18, style))
 380     {
 381         m_text->GetStyle(17, style);
 382
 383         CPPUNIT_ASSERT_EQUAL(style.GetTextColour(), *wxRED);
 384         CPPUNIT_ASSERT_EQUAL(style.GetBackgroundColour(), *wxWHITE);
 385     }
 386 #endif
 387 }
 388
 389 void TextCtrlTestCase::Lines()
 390 {
 391 #ifndef __WXOSX__
 392     delete m_text;
 393     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 394                             wxDefaultPosition, wxSize(400, 200), wxTE_MULTILINE | wxTE_DONTWRAP);
 395
 396     m_text->SetValue("line1\nline2\nlong long line 3");
 397     m_text->Refresh();
 398     m_text->Update();
 399
 400     CPPUNIT_ASSERT_EQUAL(3, m_text->GetNumberOfLines());
 401     CPPUNIT_ASSERT_EQUAL(5, m_text->GetLineLength(0));
 402     CPPUNIT_ASSERT_EQUAL("line2", m_text->GetLineText(1));
 403     CPPUNIT_ASSERT_EQUAL(16, m_text->GetLineLength(2));
 404
 405     m_text->AppendText("\n\nMore text on line 5");
 406
 407     CPPUNIT_ASSERT_EQUAL(5, m_text->GetNumberOfLines());
 408     CPPUNIT_ASSERT_EQUAL(0, m_text->GetLineLength(3));
 409     CPPUNIT_ASSERT_EQUAL("", m_text->GetLineText(3));
 410 #endif
 411 }
 412
 413 void TextCtrlTestCase::LogTextCtrl()
 414 {
 415     delete m_text;
 416     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 417                             wxDefaultPosition, wxSize(400, 200),
 418                             wxTE_MULTILINE);
 419
 420     CPPUNIT_ASSERT(m_text->IsEmpty());
 421
 422     wxLogTextCtrl* logtext = new wxLogTextCtrl(m_text);
 423
 424     wxLog* old = wxLog::SetActiveTarget(logtext);
 425
 426     logtext->LogText("text");
 427
 428     delete wxLog::SetActiveTarget(old);
 429
 430     CPPUNIT_ASSERT(!m_text->IsEmpty());
 431 }
 432
 433 void TextCtrlTestCase::PositionToCoords()
 434 {
 435     DoPositionToCoordsTestWithStyle(0);
 436 }
 437
 438 void TextCtrlTestCase::PositionToCoordsRich()
 439 {
 440     DoPositionToCoordsTestWithStyle(wxTE_RICH);
 441 }
 442
 443 void TextCtrlTestCase::PositionToCoordsRich2()
 444 {
 445     DoPositionToCoordsTestWithStyle(wxTE_RICH2);
 446 }
 447
 448 void TextCtrlTestCase::DoPositionToCoordsTestWithStyle(long style)
 449 {
 450     static const int TEXT_HEIGHT = 200;
 451
 452     delete m_text;
 453     m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
 454                             wxDefaultPosition, wxSize(400, TEXT_HEIGHT),
 455                             wxTE_MULTILINE | style);
 456
 457     // Asking for invalid index should fail.
 458     WX_ASSERT_FAILS_WITH_ASSERT( m_text->PositionToCoords(1) );
 459
 460     // Getting position shouldn't return wxDefaultPosition except if the method
 461     // is not implemented at all in the current port.
 462     const wxPoint pos0 = m_text->PositionToCoords(0);
 463     if ( pos0 == wxDefaultPosition )
 464     {
 465 #if defined(__WXMSW__) || defined(__WXGTK20__)
 466         CPPUNIT_FAIL( "PositionToCoords() unexpectedly failed." );
 467 #endif
 468         return;
 469     }
 470
 471     CPPUNIT_ASSERT(pos0.x >= 0);
 472     CPPUNIT_ASSERT(pos0.y >= 0);
 473
 474
 475     m_text->SetValue("Hello");
 476     wxYield(); // Let GTK layout the control correctly.
 477
 478     // Position of non-first character should be positive.
 479     const long posHello4 = m_text->PositionToCoords(4).x;
 480     CPPUNIT_ASSERT( posHello4 > 0 );
 481
 482     // Asking for position beyond the last character should succeed and return
 483     // reasonable result.
 484     CPPUNIT_ASSERT( m_text->PositionToCoords(5).x > posHello4 );
 485
 486     // But asking for the next position should fail.
 487     WX_ASSERT_FAILS_WITH_ASSERT( m_text->PositionToCoords(6) );
 488
 489     // Test getting the coordinates of the last character when it is in the
 490     // beginning of a new line to exercise MSW code which has specific logic
 491     // for it.
 492     m_text->AppendText("\n");
 493     const wxPoint posLast = m_text->PositionToCoords(m_text->GetLastPosition());
 494     CPPUNIT_ASSERT_EQUAL( pos0.x, posLast.x );
 495     CPPUNIT_ASSERT( posLast.y > 0 );
 496
 497
 498     // Add enough contents to the control to make sure it has a scrollbar.
 499     m_text->SetValue("First line" + wxString(50, '\n') + "Last line");
 500     m_text->SetInsertionPoint(0);
 501     wxYield(); // Let GTK layout the control correctly.
 502
 503     // This shouldn't change anything for the first position coordinates.
 504     CPPUNIT_ASSERT_EQUAL( pos0, m_text->PositionToCoords(0) );
 505
 506     // And the last one must be beyond the window boundary and so not be
 507     // visible -- but getting its coordinate should still work.
 508     CPPUNIT_ASSERT
 509     (
 510         m_text->PositionToCoords(m_text->GetLastPosition()).y > TEXT_HEIGHT
 511     );
 512
 513
 514     // Now make it scroll to the end and check that the first position now has
 515     // negative offset as its above the visible part of the window while the
 516     // last position is in its bounds.
 517     m_text->SetInsertionPointEnd();
 518
 519     CPPUNIT_ASSERT( m_text->PositionToCoords(0).y < 0 );
 520     CPPUNIT_ASSERT
 521     (
 522         m_text->PositionToCoords(m_text->GetInsertionPoint()).y <= TEXT_HEIGHT
 523     );
 524 }
 525
 526
 527 #endif //wxUSE_TEXTCTRL