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wxWidgets/tests/events/keyboard.cpp
ali kettab 59ad9f46e6 Make wxUIActionSimulator works more reliably on GTK/X11 
Add wxXSync class which adds delays between the synthesized events
sufficient for them to be processed by the higher layers (X, GTK).

This makes it possible to run the UI tests by default with wxGTK.

Closes https://github.com/wxWidgets/wxWidgets/pull/1845
2020-05-15 00:36:00 +02:00

379 lines
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///////////////////////////////////////////////////////////////////////////////
// Name: tests/events/keyboard.cpp
// Purpose: Test keyboard events
// Author: Vadim Zeitlin
// Created: 2010-09-05
// Copyright: (c) 2010 Vadim Zeitlin <vadim@wxwidgets.org>
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_UIACTIONSIMULATOR
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/event.h"
#include "wx/window.h"
#endif // WX_PRECOMP
#include "wx/uiaction.h"
#include "wx/vector.h"
#ifdef __WXGTK__
#include "wx/stopwatch.h"
#endif
namespace
{
// ----------------------------------------------------------------------------
// test window verifying the event generation
// ----------------------------------------------------------------------------
class KeyboardTestWindow : public wxWindow
{
public:
KeyboardTestWindow(wxWindow *parent)
: wxWindow(parent, wxID_ANY, wxPoint(0, 0), parent->GetClientSize())
{
Connect(wxEVT_KEY_DOWN, wxKeyEventHandler(KeyboardTestWindow::OnKeyDown));
Connect(wxEVT_CHAR, wxKeyEventHandler(KeyboardTestWindow::OnChar));
Connect(wxEVT_KEY_UP, wxKeyEventHandler(KeyboardTestWindow::OnKeyUp));
}
unsigned GetKeyDownCount() const { return m_keyDownEvents.size(); }
unsigned GetCharCount() const { return m_charEvents.size(); }
unsigned GetKeyUpCount() const { return m_keyUpEvents.size(); }
const wxKeyEvent& GetKeyDownEvent(unsigned n = 0) const
{
return m_keyDownEvents[n];
}
const wxKeyEvent& GetCharEvent(unsigned n = 0) const
{
return m_charEvents[n];
}
const wxKeyEvent& GetKeyUpEvent(unsigned n = 0) const
{
return m_keyUpEvents[n];
}
void ClearEvents()
{
m_keyDownEvents =
m_charEvents =
m_keyUpEvents = wxVector<wxKeyEvent>();
}
private:
void OnKeyDown(wxKeyEvent& event)
{
m_keyDownEvents.push_back(event);
event.Skip();
}
void OnChar(wxKeyEvent& event)
{
m_charEvents.push_back(event);
event.Skip();
}
void OnKeyUp(wxKeyEvent& event)
{
m_keyUpEvents.push_back(event);
event.Skip();
}
wxVector<wxKeyEvent> m_keyDownEvents,
m_charEvents,
m_keyUpEvents;
wxDECLARE_NO_COPY_CLASS(KeyboardTestWindow);
};
// Object describing the (main fields of) keyboard event.
struct KeyDesc
{
KeyDesc(int keycode, int mods = 0)
: m_keycode(keycode),
m_mods(mods)
{
}
int m_keycode;
int m_mods;
};
// Helper for ModKeyDown().
int GetModForKey(int keycode)
{
switch ( keycode )
{
case WXK_CONTROL: return wxMOD_CONTROL;
case WXK_SHIFT: return wxMOD_SHIFT;
case WXK_ALT: return wxMOD_ALT;
default:
wxFAIL_MSG( "Unknown modifier key" );
}
return wxMOD_NONE;
}
// Helper function to allow writing just ModKeyDown(WXK_CONTROL) instead of
// more verbose KeyDesc(WXK_CONTROL, wxMOD_CONTROL).
KeyDesc ModKeyDown(int keycode)
{
return KeyDesc(keycode, GetModForKey(keycode));
}
// Another helper provided for symmetry with ModKeyDown() only.
KeyDesc ModKeyUp(int keycode)
{
return KeyDesc(keycode);
}
// Verify that the event object corresponds to our idea of what it should be.
void TestEvent(int line, const wxKeyEvent& ev, const KeyDesc& desc)
{
// Construct the message we'll display if an assert fails.
std::string msg;
const wxEventType t = ev.GetEventType();
if ( t == wxEVT_KEY_DOWN )
msg = "key down";
else if ( t == wxEVT_CHAR )
msg = "char";
else if ( t == wxEVT_KEY_UP )
msg = "key up";
else
CPPUNIT_FAIL( "unknown event type" );
msg += " event at line ";
msg += wxString::Format("%d", line).mb_str();
CPPUNIT_ASSERT_EQUAL_MESSAGE( "wrong key code in " + msg,
desc.m_keycode,
ev.GetKeyCode() );
#if wxUSE_UNICODE
if ( desc.m_keycode < WXK_START )
{
// For Latin-1 our key code is the same as Unicode character value.
CPPUNIT_ASSERT_EQUAL_MESSAGE( "wrong Unicode key in " + msg,
(char)desc.m_keycode,
(char)ev.GetUnicodeKey() );
}
else // Special key
{
// Key codes above WXK_START don't correspond to printable characters.
CPPUNIT_ASSERT_EQUAL_MESSAGE( "wrong non-zero Unicode key in " + msg,
0,
(int)ev.GetUnicodeKey() );
}
#endif // wxUSE_UNICODE
CPPUNIT_ASSERT_EQUAL_MESSAGE( "wrong modifiers in " + msg,
desc.m_mods,
ev.GetModifiers() );
}
// Call TestEvent() passing it the line number from where it was called: this
// is useful for interpreting the assert failure messages.
#define ASSERT_KEY_EVENT_IS( ev, desc ) TestEvent(__LINE__, ev, desc)
} // anonymous namespace
// --------------------------------------------------------------------------
// test class
// --------------------------------------------------------------------------
class KeyboardEventTestCase : public CppUnit::TestCase
{
public:
KeyboardEventTestCase() {}
virtual void setUp() wxOVERRIDE;
virtual void tearDown() wxOVERRIDE;
private:
CPPUNIT_TEST_SUITE( KeyboardEventTestCase );
WXUISIM_TEST( NormalLetter );
WXUISIM_TEST( NormalSpecial );
WXUISIM_TEST( CtrlLetter );
WXUISIM_TEST( CtrlSpecial );
WXUISIM_TEST( ShiftLetter );
WXUISIM_TEST( ShiftSpecial );
CPPUNIT_TEST_SUITE_END();
void NormalLetter();
void NormalSpecial();
void CtrlLetter();
void CtrlSpecial();
void ShiftLetter();
void ShiftSpecial();
KeyboardTestWindow *m_win;
wxDECLARE_NO_COPY_CLASS(KeyboardEventTestCase);
};
wxREGISTER_UNIT_TEST(KeyboardEvent);
void KeyboardEventTestCase::setUp()
{
m_win = new KeyboardTestWindow(wxTheApp->GetTopWindow());
wxYield();
m_win->SetFocus();
#ifdef __WXGTK__
for ( wxStopWatch sw; sw.Time() < 10; )
#endif
wxYield(); // needed to show the new window
// The window might get some key up events when it's being shown if the key
// was pressed when the program was started and released after the window
// was shown, e.g. this does happen in practice when launching the test
// from command line. Simply discard all the spurious events so far.
m_win->ClearEvents();
}
void KeyboardEventTestCase::tearDown()
{
m_win->Destroy();
}
void KeyboardEventTestCase::NormalLetter()
{
wxUIActionSimulator sim;
sim.Char('a');
wxYield();
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(), 'A' );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(), 'a' );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(), 'A' );
}
void KeyboardEventTestCase::NormalSpecial()
{
wxUIActionSimulator sim;
sim.Char(WXK_END);
wxYield();
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(), WXK_END );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(), WXK_END );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(), WXK_END );
}
void KeyboardEventTestCase::CtrlLetter()
{
wxUIActionSimulator sim;
sim.Char('z', wxMOD_CONTROL);
wxYield();
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(0),
ModKeyDown(WXK_CONTROL) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(1),
KeyDesc('Z', wxMOD_CONTROL) );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(),
KeyDesc('\x1a', wxMOD_CONTROL) );
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(0),
KeyDesc('Z', wxMOD_CONTROL) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(1),
ModKeyUp(WXK_CONTROL) );
}
void KeyboardEventTestCase::CtrlSpecial()
{
wxUIActionSimulator sim;
sim.Char(WXK_PAGEUP, wxMOD_CONTROL);
wxYield();
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(0),
ModKeyDown(WXK_CONTROL) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(1),
KeyDesc(WXK_PAGEUP, wxMOD_CONTROL) );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(),
KeyDesc(WXK_PAGEUP, wxMOD_CONTROL) );
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(0),
KeyDesc(WXK_PAGEUP, wxMOD_CONTROL) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(1),
ModKeyUp(WXK_CONTROL) );
}
void KeyboardEventTestCase::ShiftLetter()
{
wxUIActionSimulator sim;
sim.Char('Q', wxMOD_SHIFT);
wxYield();
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(0),
ModKeyDown(WXK_SHIFT) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(1),
KeyDesc('Q', wxMOD_SHIFT) );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(),
KeyDesc('Q', wxMOD_SHIFT) );
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(0),
KeyDesc('Q', wxMOD_SHIFT) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(1),
ModKeyUp(WXK_SHIFT) );
}
void KeyboardEventTestCase::ShiftSpecial()
{
wxUIActionSimulator sim;
sim.Char(WXK_F3, wxMOD_SHIFT);
wxYield();
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyDownCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(0),
ModKeyDown(WXK_SHIFT) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyDownEvent(1),
KeyDesc(WXK_F3, wxMOD_SHIFT) );
CPPUNIT_ASSERT_EQUAL( 1, m_win->GetCharCount() );
ASSERT_KEY_EVENT_IS( m_win->GetCharEvent(),
KeyDesc(WXK_F3, wxMOD_SHIFT) );
CPPUNIT_ASSERT_EQUAL( 2, m_win->GetKeyUpCount() );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(0),
KeyDesc(WXK_F3, wxMOD_SHIFT) );
ASSERT_KEY_EVENT_IS( m_win->GetKeyUpEvent(1),
ModKeyUp(WXK_SHIFT) );
}
#endif // wxUSE_UIACTIONSIMULATOR
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