/////////////////////////////////////////////////////////////////////////////// // 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 ); CPPUNIT_TEST( Strchr ); CPPUNIT_TEST( Strcmp ); CPPUNIT_TEST( Strspn ); CPPUNIT_TEST( Strcspn ); CPPUNIT_TEST( Strpbrk ); CPPUNIT_TEST( Strnlen ); CPPUNIT_TEST_SUITE_END(); void SetGetEnv(); void Strchr(); 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 } 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(smiley)) ); } 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) ); }