wxWidgets/tests/controls/textctrltest.cpp

655 lines
18 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/controls/textctrltest.cpp
// Purpose: wxTextCtrl unit test
// Author: Vadim Zeitlin
// Created: 2007-09-25
// Copyright: (c) 2007 Vadim Zeitlin <vadim@wxwidgets.org>
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#if wxUSE_TEXTCTRL
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/textctrl.h"
#endif // WX_PRECOMP
#include "wx/scopeguard.h"
#include "textentrytest.h"
#include "testableframe.h"
#include "asserthelper.h"
#include "wx/uiaction.h"
static const int TEXT_HEIGHT = 200;
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class TextCtrlTestCase : public TextEntryTestCase, public CppUnit::TestCase
{
public:
TextCtrlTestCase() { }
virtual void setUp();
virtual void tearDown();
private:
virtual wxTextEntry *GetTestEntry() const { return m_text; }
virtual wxWindow *GetTestWindow() const { return m_text; }
#define SINGLE_AND_MULTI_TESTS() \
WXUISIM_TEST( ReadOnly ); \
CPPUNIT_TEST( StreamInput ); \
CPPUNIT_TEST( Redirector )
CPPUNIT_TEST_SUITE( TextCtrlTestCase );
// These tests run for single line text controls.
wxTEXT_ENTRY_TESTS();
WXUISIM_TEST( MaxLength );
SINGLE_AND_MULTI_TESTS();
// Now switch to the multi-line text controls.
CPPUNIT_TEST( PseudoTestSwitchToMultiLineStyle );
// Rerun some of the tests above. Notice that not all of them pass, so
// we can't just use wxTEXT_ENTRY_TESTS() here. For some of them it's
// normal, e.g. Hint() test isn't supposed to work for multi-line
// controls. Others, such as InsertionPoint() and TextChangeEvents()
// don't pass neither but this could be a bug.
CPPUNIT_TEST( SetValue );
CPPUNIT_TEST( Selection );
CPPUNIT_TEST( Replace );
WXUISIM_TEST( Editable );
CPPUNIT_TEST( CopyPaste );
CPPUNIT_TEST( UndoRedo );
SINGLE_AND_MULTI_TESTS();
// All tests from now on are for multi-line controls only.
CPPUNIT_TEST( MultiLineReplace );
//WXUISIM_TEST( ProcessEnter );
WXUISIM_TEST( Url );
CPPUNIT_TEST( Style );
CPPUNIT_TEST( FontStyle );
CPPUNIT_TEST( Lines );
CPPUNIT_TEST( LogTextCtrl );
CPPUNIT_TEST( LongText );
CPPUNIT_TEST( PositionToCoords );
CPPUNIT_TEST( PositionToCoordsRich );
CPPUNIT_TEST( PositionToCoordsRich2 );
CPPUNIT_TEST_SUITE_END();
void PseudoTestSwitchToMultiLineStyle()
{
ms_style = wxTE_MULTILINE;
}
void MultiLineReplace();
void ReadOnly();
void MaxLength();
void StreamInput();
void Redirector();
//void ProcessEnter();
void Url();
void Style();
void FontStyle();
void Lines();
void LogTextCtrl();
void LongText();
void PositionToCoords();
void PositionToCoordsRich();
void PositionToCoordsRich2();
void DoPositionToCoordsTestWithStyle(long style);
// Create the control with the following styles added to ms_style which may
// (or not) already contain wxTE_MULTILINE.
void CreateText(long extraStyles);
wxTextCtrl *m_text;
static long ms_style;
DECLARE_NO_COPY_CLASS(TextCtrlTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( TextCtrlTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( TextCtrlTestCase, "TextCtrlTestCase" );
// ----------------------------------------------------------------------------
// test initialization
// ----------------------------------------------------------------------------
// This is 0 initially and set to wxTE_MULTILINE later to allow running the
// same tests for both single and multi line controls.
long TextCtrlTestCase::ms_style = 0;
void TextCtrlTestCase::CreateText(long extraStyles)
{
wxSize size;
if ( ms_style == wxTE_MULTILINE )
size = wxSize(400, TEXT_HEIGHT);
m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
wxDefaultPosition, size,
ms_style | extraStyles);
}
void TextCtrlTestCase::setUp()
{
CreateText(ms_style);
}
void TextCtrlTestCase::tearDown()
{
wxDELETE(m_text);
}
// ----------------------------------------------------------------------------
// tests themselves
// ----------------------------------------------------------------------------
void TextCtrlTestCase::MultiLineReplace()
{
m_text->SetValue("Hello replace\n"
"0123456789012");
m_text->SetInsertionPoint(0);
m_text->Replace(6, 13, "changed");
CPPUNIT_ASSERT_EQUAL("Hello changed\n"
"0123456789012",
m_text->GetValue());
CPPUNIT_ASSERT_EQUAL(13, m_text->GetInsertionPoint());
m_text->Replace(13, -1, "");
CPPUNIT_ASSERT_EQUAL("Hello changed", m_text->GetValue());
CPPUNIT_ASSERT_EQUAL(13, m_text->GetInsertionPoint());
}
void TextCtrlTestCase::ReadOnly()
{
#if wxUSE_UIACTIONSIMULATOR
// we need a read only control for this test so recreate it
delete m_text;
CreateText(wxTE_READONLY);
EventCounter updated(m_text, wxEVT_TEXT);
m_text->SetFocus();
wxUIActionSimulator sim;
sim.Text("abcdef");
wxYield();
CPPUNIT_ASSERT_EQUAL("", m_text->GetValue());
CPPUNIT_ASSERT_EQUAL(0, updated.GetCount());
// SetEditable() is supposed to override wxTE_READONLY
m_text->SetEditable(true);
#if defined(__WXOSX__) || defined(__WXUNIVERSAL__)
// a ready only text field might not have been focusable at all
m_text->SetFocus();
#endif
sim.Text("abcdef");
wxYield();
CPPUNIT_ASSERT_EQUAL("abcdef", m_text->GetValue());
CPPUNIT_ASSERT_EQUAL(6, updated.GetCount());
#endif
}
void TextCtrlTestCase::MaxLength()
{
#if wxUSE_UIACTIONSIMULATOR
EventCounter updated(m_text, wxEVT_TEXT);
EventCounter maxlen(m_text, wxEVT_TEXT_MAXLEN);
m_text->SetFocus();
wxYield();
m_text->SetMaxLength(10);
wxUIActionSimulator sim;
sim.Text("abcdef");
wxYield();
CPPUNIT_ASSERT_EQUAL(0, maxlen.GetCount());
sim.Text("ghij");
wxYield();
CPPUNIT_ASSERT_EQUAL(0, maxlen.GetCount());
CPPUNIT_ASSERT_EQUAL(10, updated.GetCount());
maxlen.Clear();
updated.Clear();
sim.Text("k");
wxYield();
CPPUNIT_ASSERT_EQUAL(1, maxlen.GetCount());
CPPUNIT_ASSERT_EQUAL(0, updated.GetCount());
maxlen.Clear();
updated.Clear();
m_text->SetMaxLength(0);
sim.Text("k");
wxYield();
CPPUNIT_ASSERT_EQUAL(0, maxlen.GetCount());
CPPUNIT_ASSERT_EQUAL(1, updated.GetCount());
#endif
}
void TextCtrlTestCase::StreamInput()
{
#ifndef __WXOSX__
{
// Ensure we use decimal point and not a comma.
char * const locOld = setlocale(LC_NUMERIC, "C");
wxON_BLOCK_EXIT2( setlocale, (int)LC_NUMERIC, locOld );
*m_text << "stringinput"
<< 10
<< 1000L
<< 3.14f
<< 2.71
<< 'a'
<< L'b';
}
CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71ab", m_text->GetValue());
m_text->SetValue("");
#if wxHAS_TEXT_WINDOW_STREAM
std::ostream stream(m_text);
// We don't test a wide character as this is not a wide stream
stream << "stringinput"
<< 10
<< 1000L
<< 3.14f
<< 2.71
<< 'a';
stream.flush();
CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71a", m_text->GetValue());
#endif // wxHAS_TEXT_WINDOW_STREAM
#endif // !__WXOSX__
}
void TextCtrlTestCase::Redirector()
{
#if wxHAS_TEXT_WINDOW_STREAM && wxUSE_STD_IOSTREAM
wxStreamToTextRedirector redirect(m_text);
std::cout << "stringinput"
<< 10
<< 1000L
<< 3.14f
<< 2.71
<< 'a';
CPPUNIT_ASSERT_EQUAL("stringinput1010003.142.71a", m_text->GetValue());
#endif
}
#if 0
void TextCtrlTestCase::ProcessEnter()
{
#if wxUSE_UIACTIONSIMULATOR
wxTestableFrame* frame = wxStaticCast(wxTheApp->GetTopWindow(),
wxTestableFrame);
EventCounter count(m_text, wxEVT_TEXT_ENTER);
m_text->SetFocus();
wxUIActionSimulator sim;
sim.Char(WXK_RETURN);
wxYield();
CPPUNIT_ASSERT_EQUAL(0, frame->GetEventCount(wxEVT_TEXT_ENTER));
// we need a text control with wxTE_PROCESS_ENTER for this test
delete m_text;
CreateText(wxTE_PROCESS_ENTER);
m_text->SetFocus();
sim.Char(WXK_RETURN);
wxYield();
CPPUNIT_ASSERT_EQUAL(1, frame->GetEventCount(wxEVT_TEXT_ENTER));
#endif
}
#endif
void TextCtrlTestCase::Url()
{
#if wxUSE_UIACTIONSIMULATOR && defined(__WXMSW__)
delete m_text;
CreateText(wxTE_RICH | wxTE_AUTO_URL);
EventCounter url(m_text, wxEVT_TEXT_URL);
m_text->AppendText("http://www.wxwidgets.org");
wxUIActionSimulator sim;
sim.MouseMove(m_text->ClientToScreen(wxPoint(5, 5)));
sim.MouseClick();
wxYield();
CPPUNIT_ASSERT_EQUAL(1, url.GetCount());
#endif
}
void TextCtrlTestCase::Style()
{
#ifndef __WXOSX__
delete m_text;
// We need wxTE_RICH under windows for style support
CreateText(wxTE_RICH);
// Red text on a white background
m_text->SetDefaultStyle(wxTextAttr(*wxRED, *wxWHITE));
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxRED);
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
*wxWHITE);
m_text->AppendText("red on white ");
// Red text on a grey background
m_text->SetDefaultStyle(wxTextAttr(wxNullColour, *wxLIGHT_GREY));
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxRED);
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
*wxLIGHT_GREY);
m_text->AppendText("red on grey ");
// Blue text on a grey background
m_text->SetDefaultStyle(wxTextAttr(*wxBLUE));
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetTextColour(), *wxBLUE);
CPPUNIT_ASSERT_EQUAL(m_text->GetDefaultStyle().GetBackgroundColour(),
*wxLIGHT_GREY);
m_text->AppendText("blue on grey");
// Get getting the style at a specific location
wxTextAttr style;
// We have to check that styles are supported
if(m_text->GetStyle(3, style))
{
CPPUNIT_ASSERT_EQUAL(style.GetTextColour(), *wxRED);
CPPUNIT_ASSERT_EQUAL(style.GetBackgroundColour(), *wxWHITE);
}
// And then setting the style
if(m_text->SetStyle(15, 18, style))
{
m_text->GetStyle(17, style);
CPPUNIT_ASSERT_EQUAL(style.GetTextColour(), *wxRED);
CPPUNIT_ASSERT_EQUAL(style.GetBackgroundColour(), *wxWHITE);
}
#endif
}
void TextCtrlTestCase::FontStyle()
{
// We need wxTE_RICH under MSW and wxTE_MULTILINE under GTK for style
// support so recreate the control with these styles.
delete m_text;
CreateText(wxTE_RICH);
// Check that we get back the same font from GetStyle() after setting it
// with SetDefaultStyle().
wxFont fontIn(14,
wxFONTFAMILY_DEFAULT,
wxFONTSTYLE_NORMAL,
wxFONTWEIGHT_NORMAL);
wxTextAttr attrIn;
attrIn.SetFont(fontIn);
if ( !m_text->SetDefaultStyle(attrIn) )
{
// Skip the test if the styles are not supported.
return;
}
m_text->AppendText("Default font size 14");
wxTextAttr attrOut;
m_text->GetStyle(5, attrOut);
CPPUNIT_ASSERT( attrOut.HasFont() );
wxFont fontOut = attrOut.GetFont();
#ifdef __WXMSW__
// Under MSW we get back an encoding in the font even though we hadn't
// specified it originally. It's not really a problem but we need this hack
// to prevent the assert below from failing because of it.
fontOut.SetEncoding(fontIn.GetEncoding());
#endif
CPPUNIT_ASSERT_EQUAL( fontIn, fontOut );
// Also check the same for SetStyle().
fontIn.SetPointSize(10);
fontIn.SetWeight(wxFONTWEIGHT_BOLD);
attrIn.SetFont(fontIn);
m_text->SetStyle(0, 6, attrIn);
m_text->GetStyle(4, attrOut);
CPPUNIT_ASSERT( attrOut.HasFont() );
fontOut = attrOut.GetFont();
#ifdef __WXMSW__
fontOut.SetEncoding(fontIn.GetEncoding());
#endif
CPPUNIT_ASSERT_EQUAL( fontIn, fontOut );
}
void TextCtrlTestCase::Lines()
{
m_text->SetValue("line1\nline2\nlong long line 3");
m_text->Refresh();
m_text->Update();
CPPUNIT_ASSERT_EQUAL(3, m_text->GetNumberOfLines());
CPPUNIT_ASSERT_EQUAL(5, m_text->GetLineLength(0));
CPPUNIT_ASSERT_EQUAL("line2", m_text->GetLineText(1));
CPPUNIT_ASSERT_EQUAL(16, m_text->GetLineLength(2));
m_text->AppendText("\n\nMore text on line 5");
CPPUNIT_ASSERT_EQUAL(5, m_text->GetNumberOfLines());
CPPUNIT_ASSERT_EQUAL(0, m_text->GetLineLength(3));
CPPUNIT_ASSERT_EQUAL("", m_text->GetLineText(3));
// Verify that wrapped lines count as 2 lines.
//
// This currently doesn't work neither in wxGTK, wxUniv, or wxOSX/Cocoa, see
// #12366, where GetNumberOfLines() always returns the number of logical,
// not physical, lines.
m_text->AppendText("\n" + wxString(50, '1') + ' ' + wxString(50, '2'));
#if defined(__WXGTK__) || defined(__WXOSX_COCOA__) || defined(__WXUNIVERSAL__)
CPPUNIT_ASSERT_EQUAL(6, m_text->GetNumberOfLines());
#else
CPPUNIT_ASSERT_EQUAL(7, m_text->GetNumberOfLines());
#endif
}
void TextCtrlTestCase::LogTextCtrl()
{
CPPUNIT_ASSERT(m_text->IsEmpty());
wxLogTextCtrl* logtext = new wxLogTextCtrl(m_text);
wxLog* old = wxLog::SetActiveTarget(logtext);
logtext->LogText("text");
delete wxLog::SetActiveTarget(old);
CPPUNIT_ASSERT(!m_text->IsEmpty());
}
void TextCtrlTestCase::LongText()
{
// This test is only possible under MSW as in the other ports
// SetMaxLength() can't be used with multi line text controls.
#ifdef __WXMSW__
delete m_text;
CreateText(wxTE_MULTILINE|wxTE_DONTWRAP);
const int numLines = 1000;
const int lenPattern = 100;
int i;
// Pattern for the line.
wxChar linePattern[lenPattern+1];
for (i = 0; i < lenPattern - 1; i++)
{
linePattern[i] = wxChar('0' + i % 10);
}
linePattern[WXSIZEOF(linePattern) - 1] = wxChar('\0');
// Fill the control.
m_text->SetMaxLength(15000);
for (i = 0; i < numLines; i++)
{
m_text->AppendText(wxString::Format(wxT("[%3d] %s\n"), i, linePattern));
}
// Check the content.
for (i = 0; i < numLines; i++)
{
wxString pattern = wxString::Format(wxT("[%3d] %s"), i, linePattern);
wxString line = m_text->GetLineText(i);
CPPUNIT_ASSERT_EQUAL( line, pattern );
}
#endif // __WXMSW__
}
void TextCtrlTestCase::PositionToCoords()
{
DoPositionToCoordsTestWithStyle(0);
}
void TextCtrlTestCase::PositionToCoordsRich()
{
DoPositionToCoordsTestWithStyle(wxTE_RICH);
}
void TextCtrlTestCase::PositionToCoordsRich2()
{
DoPositionToCoordsTestWithStyle(wxTE_RICH2);
}
void TextCtrlTestCase::DoPositionToCoordsTestWithStyle(long style)
{
delete m_text;
CreateText(style);
// Asking for invalid index should fail.
WX_ASSERT_FAILS_WITH_ASSERT( m_text->PositionToCoords(1) );
// Getting position shouldn't return wxDefaultPosition except if the method
// is not implemented at all in the current port.
const wxPoint pos0 = m_text->PositionToCoords(0);
if ( pos0 == wxDefaultPosition )
{
#if defined(__WXMSW__) || defined(__WXGTK20__)
CPPUNIT_FAIL( "PositionToCoords() unexpectedly failed." );
#endif
return;
}
CPPUNIT_ASSERT(pos0.x >= 0);
CPPUNIT_ASSERT(pos0.y >= 0);
m_text->SetValue("Hello");
wxYield(); // Let GTK layout the control correctly.
// Position of non-first character should be positive.
const long posHello4 = m_text->PositionToCoords(4).x;
CPPUNIT_ASSERT( posHello4 > 0 );
// Asking for position beyond the last character should succeed and return
// reasonable result.
CPPUNIT_ASSERT( m_text->PositionToCoords(5).x > posHello4 );
// But asking for the next position should fail.
WX_ASSERT_FAILS_WITH_ASSERT( m_text->PositionToCoords(6) );
// Test getting the coordinates of the last character when it is in the
// beginning of a new line to exercise MSW code which has specific logic
// for it.
m_text->AppendText("\n");
const wxPoint posLast = m_text->PositionToCoords(m_text->GetLastPosition());
CPPUNIT_ASSERT_EQUAL( pos0.x, posLast.x );
CPPUNIT_ASSERT( posLast.y > 0 );
// Add enough contents to the control to make sure it has a scrollbar.
m_text->SetValue("First line" + wxString(50, '\n') + "Last line");
m_text->SetInsertionPoint(0);
wxYield(); // Let GTK layout the control correctly.
// This shouldn't change anything for the first position coordinates.
CPPUNIT_ASSERT_EQUAL( pos0, m_text->PositionToCoords(0) );
// And the last one must be beyond the window boundary and so not be
// visible -- but getting its coordinate should still work.
CPPUNIT_ASSERT
(
m_text->PositionToCoords(m_text->GetLastPosition()).y > TEXT_HEIGHT
);
// Now make it scroll to the end and check that the first position now has
// negative offset as its above the visible part of the window while the
// last position is in its bounds.
m_text->SetInsertionPointEnd();
CPPUNIT_ASSERT( m_text->PositionToCoords(0).y < 0 );
CPPUNIT_ASSERT
(
m_text->PositionToCoords(m_text->GetInsertionPoint()).y <= TEXT_HEIGHT
);
}
#endif //wxUSE_TEXTCTRL