wxWidgets/tests/strings/crt.cpp
Vadim Zeitlin 87f528f15b Disable unit tests which can't work in ANSI build.
Disable unit tests involving operations (such as conversions between UTF and
anything but plain ASCII) not available in ANSI build.

This fixes the test suite for non-Unicode build under Unix.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66103 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2010-11-10 13:53:49 +00:00

277 lines
10 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/strings/crt.cpp
// Purpose: Test for wx C runtime functions wrappers
// Author: Vaclav Slavik
// Created: 2004-06-03
// RCS-ID: $Id$
// Copyright: (c) 2004 Vaclav Slavik
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif // WX_PRECOMP
#include "wx/textfile.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
static const char *strMB = "hello, world";
static const wchar_t *strWC = L"hello, world";
static const wxString strWX("hello, world");
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class CrtTestCase : public CppUnit::TestCase
{
public:
CrtTestCase() {}
private:
CPPUNIT_TEST_SUITE( CrtTestCase );
CPPUNIT_TEST( SetGetEnv );
#if wxUSE_UNICODE
CPPUNIT_TEST( Strchr );
#endif // wxUSE_UNICODE
CPPUNIT_TEST( Strcmp );
CPPUNIT_TEST( Strspn );
CPPUNIT_TEST( Strcspn );
CPPUNIT_TEST( Strpbrk );
CPPUNIT_TEST( Strnlen );
CPPUNIT_TEST_SUITE_END();
void SetGetEnv();
#if wxUSE_UNICODE
void Strchr();
#endif // wxUSE_UNICODE
void Strcmp();
void Strspn();
void Strcspn();
void Strpbrk();
void Strnlen();
DECLARE_NO_COPY_CLASS(CrtTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( CrtTestCase );
// also include in it's own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CrtTestCase, "CrtTestCase" );
void CrtTestCase::SetGetEnv()
{
#define TESTVAR_NAME wxT("WXTESTVAR")
wxString val;
wxSetEnv(TESTVAR_NAME, wxT("value"));
CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) );
CPPUNIT_ASSERT_EQUAL( "value", val );
CPPUNIT_ASSERT_EQUAL( "value", wxString(wxGetenv(TESTVAR_NAME)) );
wxSetEnv(TESTVAR_NAME, wxT("something else"));
CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) );
CPPUNIT_ASSERT_EQUAL( "something else", val );
CPPUNIT_ASSERT_EQUAL( "something else", wxString(wxGetenv(TESTVAR_NAME)) );
CPPUNIT_ASSERT( wxUnsetEnv(TESTVAR_NAME) );
CPPUNIT_ASSERT( !wxGetEnv(TESTVAR_NAME, NULL) );
CPPUNIT_ASSERT( !wxGetenv(TESTVAR_NAME) );
#undef TESTVAR_NAME
}
#if wxUSE_UNICODE
void CrtTestCase::Strchr()
{
// test that searching for a wide character in a narrow string simply
// doesn't find it but doesn't fail with an assert (#11487)
const wxUniChar smiley = *wxString::FromUTF8("\xe2\x98\xba").begin();
CPPUNIT_ASSERT( !wxStrchr("hello", smiley) );
// but searching for an explicitly wide character does find it
CPPUNIT_ASSERT( wxStrchr(wxString::FromUTF8(":-) == \xe2\x98\xba"),
static_cast<wchar_t>(smiley)) );
}
#endif // wxUSE_UNICODE
void CrtTestCase::Strcmp()
{
// this code tests if all possible ways of calling wxStrcmp() compile:
const char * const char1 = "first";
const wchar_t * const wchar1 = L"first";
wxString str1("first");
wxCStrData cstr1(str1.c_str());
wxCharBuffer charbuf1(char1);
wxWCharBuffer wcharbuf1(wchar1);
const char * const char2 = "last";
const wchar_t * const wchar2 = L"last";
wxString str2("last");
wxCStrData cstr2(str2.c_str());
wxCharBuffer charbuf2(char2);
wxWCharBuffer wcharbuf2(wchar2);
CPPUNIT_ASSERT( wxStrcmp(char1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(char1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(char1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(char1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(char1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(char1, wcharbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wchar1, wcharbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(str1, wcharbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(cstr1, wcharbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(charbuf1, wcharbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, char2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wchar2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, str2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, cstr2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, charbuf2) < 0 );
CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wcharbuf2) < 0 );
}
void CrtTestCase::Strspn()
{
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, L"xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, L"xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, L"xyz") );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strMB, "hleo") );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWC, "hleo") );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWX, "hleo") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "ld") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "ld") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "ld") );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strMB, strWC) );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWC, strWX) );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWX, strMB) );
}
void CrtTestCase::Strcspn()
{
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, strWX) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, strMB) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, strWC) );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strMB, ", ") );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWC, ", ") );
CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWX, ", ") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, "hel") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, "hel") );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, "hel") );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strMB, "xy") );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWC, "xy") );
CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWX, "xy") );
}
void CrtTestCase::Strpbrk()
{
const wxString s(", ");
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, ", ") );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, L", ") );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, ", ") );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, L", ") );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s) );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.c_str()) );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.c_str()) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.c_str()) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.c_str()) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.mb_str()) );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.wc_str()) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.mb_str()) );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, s.wc_str()) );
CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.mb_str()) );
CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX.c_str(), s.wc_str()) );
CPPUNIT_ASSERT( !wxStrpbrk(strWX, "xyz") );
CPPUNIT_ASSERT( !wxStrpbrk(strWX.c_str(), L"xyz") );
}
void CrtTestCase::Strnlen()
{
// other misc tests for wxStrnlen(const char*, size_t)
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 0) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("1234", 0) );
CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen("1234", 2) );
CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen("1234567", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("12345678", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("123456789", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen("123456789", 12) );
// other misc tests for wxStrnlen(const wchar_t*, size_t)
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 0) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"1234", 0) );
CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen(L"1234", 2) );
CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen(L"1234567", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"12345678", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"123456789", 8) );
CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen(L"123456789", 12) );
// wxStrlen() is only for NULL-terminated strings:
CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234" "\0" "78", 12) );
CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234" L"\0" L"5678", 12) );
}