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///////////////////////////////////////////////////////////////////////////////
// Name: tests/misc/dynamiclib.cpp
// Purpose: Test wxDynamicLibrary
// Author: Francesco Montorsi (extracted from console sample)
// Created: 2010-06-13
// Copyright: (c) 2010 wxWidgets team
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
# pragma hdrstop
#endif
#include "wx/dynlib.h"
#ifdef __UNIX__
#include "wx/filename.h"
#include "wx/log.h"
#endif
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class DynamicLibraryTestCase : public CppUnit::TestCase
{
public:
DynamicLibraryTestCase() { }
private:
CPPUNIT_TEST_SUITE( DynamicLibraryTestCase );
CPPUNIT_TEST( Load );
CPPUNIT_TEST_SUITE_END();
void Load();
DECLARE_NO_COPY_CLASS(DynamicLibraryTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( DynamicLibraryTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( DynamicLibraryTestCase, "DynamicLibraryTestCase" );
void DynamicLibraryTestCase::Load()
{
#if defined(__WINDOWS__)
static const wxChar *LIB_NAME = wxT("kernel32.dll");
static const wxChar *FUNC_NAME = wxT("lstrlenA");
#elif defined(__UNIX__)
#ifdef __DARWIN__
static const wxChar *LIB_NAME = wxT("/usr/lib/libc.dylib");
#else
// weird: using just libc.so does *not* work!
static const wxChar *LIB_NAME = wxT("/lib/libc.so.6");
#endif
static const wxChar *FUNC_NAME = wxT("strlen");
if ( !wxFileName::Exists(LIB_NAME) )
{
wxLogWarning("Shared library \"%s\" doesn't exist, "
"skipping DynamicLibraryTestCase::Load() test.");
return;
}
#else
#error "don't know how to test wxDllLoader on this platform"
#endif
wxDynamicLibrary lib(LIB_NAME);
CPPUNIT_ASSERT( lib.IsLoaded() );
typedef int (wxSTDCALL *wxStrlenType)(const char *);
wxStrlenType pfnStrlen = (wxStrlenType)lib.GetSymbol(FUNC_NAME);
wxString errMsg = wxString::Format("ERROR: function '%s' wasn't found in '%s'.\n",
FUNC_NAME, LIB_NAME);
CPPUNIT_ASSERT_MESSAGE( errMsg.ToStdString(), pfnStrlen );
// Call the function dynamically loaded
CPPUNIT_ASSERT( pfnStrlen("foo") == 3 );
#ifdef __WINDOWS__
static const wxChar *FUNC_NAME_AW = wxT("lstrlen");
typedef int (wxSTDCALL *wxStrlenTypeAorW)(const wxChar *);
wxStrlenTypeAorW
pfnStrlenAorW = (wxStrlenTypeAorW)lib.GetSymbolAorW(FUNC_NAME_AW);
wxString errMsg2 = wxString::Format("ERROR: function '%s' wasn't found in '%s'.\n",
FUNC_NAME_AW, LIB_NAME);
CPPUNIT_ASSERT_MESSAGE( errMsg2.ToStdString(), pfnStrlenAorW );
CPPUNIT_ASSERT( pfnStrlenAorW(wxT("foobar")) == 6 );
#endif // __WINDOWS__
}
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