/////////////////////////////////////////////////////////////////////////////// // Name: tests/strings/crt.cpp // Purpose: Test for wx C runtime functions wrappers // Author: Vaclav Slavik // Created: 2004-06-03 // Copyright: (c) 2004 Vaclav Slavik // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- #include "testprec.h" #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"); // ---------------------------------------------------------------------------- // tests // ---------------------------------------------------------------------------- TEST_CASE("CRT::SetGetEnv", "[crt][getenv][setenv]") { #define TESTVAR_NAME wxT("WXTESTVAR") wxString val; wxSetEnv(TESTVAR_NAME, wxT("value")); CHECK( wxGetEnv(TESTVAR_NAME, &val) ); CHECK( val == "value" ); CHECK( wxString(wxGetenv(TESTVAR_NAME)) == "value" ); wxSetEnv(TESTVAR_NAME, wxT("something else")); CHECK( wxGetEnv(TESTVAR_NAME, &val) ); CHECK( val == "something else" ); CHECK( wxString(wxGetenv(TESTVAR_NAME)) == "something else" ); CHECK( wxUnsetEnv(TESTVAR_NAME) ); CHECK( !wxGetEnv(TESTVAR_NAME, NULL) ); CHECK( !wxGetenv(TESTVAR_NAME) ); #undef TESTVAR_NAME } #if wxUSE_UNICODE TEST_CASE("CRT::Strchr", "[crt][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(); CHECK( !wxStrchr("hello", smiley) ); // but searching for an explicitly wide character does find it CHECK( wxStrchr(wxString::FromUTF8(":-) == \xe2\x98\xba"), static_cast(smiley)) ); } #endif // wxUSE_UNICODE TEST_CASE("CRT::Strcmp", "[crt][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); CHECK( wxStrcmp(char1, char2) < 0 ); CHECK( wxStrcmp(char1, wchar2) < 0 ); CHECK( wxStrcmp(char1, str2) < 0 ); CHECK( wxStrcmp(char1, cstr2) < 0 ); CHECK( wxStrcmp(char1, charbuf2) < 0 ); CHECK( wxStrcmp(char1, wcharbuf2) < 0 ); CHECK( wxStrcmp(wchar1, char2) < 0 ); CHECK( wxStrcmp(wchar1, wchar2) < 0 ); CHECK( wxStrcmp(wchar1, str2) < 0 ); CHECK( wxStrcmp(wchar1, cstr2) < 0 ); CHECK( wxStrcmp(wchar1, charbuf2) < 0 ); CHECK( wxStrcmp(wchar1, wcharbuf2) < 0 ); CHECK( wxStrcmp(str1, char2) < 0 ); CHECK( wxStrcmp(str1, wchar2) < 0 ); CHECK( wxStrcmp(str1, str2) < 0 ); CHECK( wxStrcmp(str1, cstr2) < 0 ); CHECK( wxStrcmp(str1, charbuf2) < 0 ); CHECK( wxStrcmp(str1, wcharbuf2) < 0 ); CHECK( wxStrcmp(cstr1, char2) < 0 ); CHECK( wxStrcmp(cstr1, wchar2) < 0 ); CHECK( wxStrcmp(cstr1, str2) < 0 ); CHECK( wxStrcmp(cstr1, cstr2) < 0 ); CHECK( wxStrcmp(cstr1, charbuf2) < 0 ); CHECK( wxStrcmp(cstr1, wcharbuf2) < 0 ); CHECK( wxStrcmp(charbuf1, char2) < 0 ); CHECK( wxStrcmp(charbuf1, wchar2) < 0 ); CHECK( wxStrcmp(charbuf1, str2) < 0 ); CHECK( wxStrcmp(charbuf1, cstr2) < 0 ); CHECK( wxStrcmp(charbuf1, charbuf2) < 0 ); CHECK( wxStrcmp(charbuf1, wcharbuf2) < 0 ); CHECK( wxStrcmp(wcharbuf1, char2) < 0 ); CHECK( wxStrcmp(wcharbuf1, wchar2) < 0 ); CHECK( wxStrcmp(wcharbuf1, str2) < 0 ); CHECK( wxStrcmp(wcharbuf1, cstr2) < 0 ); CHECK( wxStrcmp(wcharbuf1, charbuf2) < 0 ); CHECK( wxStrcmp(wcharbuf1, wcharbuf2) < 0 ); } TEST_CASE("CRT::Strspn", "[crt][strspn]") { CHECK( wxStrspn(strMB, "xyz") == 0 ); CHECK( wxStrspn(strWC, "xyz") == 0 ); CHECK( wxStrspn(strWX, "xyz") == 0 ); CHECK( wxStrspn(strMB, L"xyz") == 0 ); CHECK( wxStrspn(strWC, L"xyz") == 0 ); CHECK( wxStrspn(strWX, L"xyz") == 0 ); CHECK( wxStrspn(strMB, "hleo") == 5 ); CHECK( wxStrspn(strWC, "hleo") == 5 ); CHECK( wxStrspn(strWX, "hleo") == 5 ); CHECK( wxStrspn(strMB, "ld") == 0 ); CHECK( wxStrspn(strWC, "ld") == 0 ); CHECK( wxStrspn(strWX, "ld") == 0 ); CHECK( wxStrspn(strMB, strWC) == strWX.length() ); CHECK( wxStrspn(strWC, strWX) == strWX.length() ); CHECK( wxStrspn(strWX, strMB) == strWX.length() ); } TEST_CASE("CRT::Strcspn", "[crt][strcspn]") { CHECK( wxStrcspn(strMB, strWX) == 0 ); CHECK( wxStrcspn(strWC, strMB) == 0 ); CHECK( wxStrcspn(strWX, strWC) == 0 ); CHECK( wxStrcspn(strMB, ", ") == 5 ); CHECK( wxStrcspn(strWC, ", ") == 5 ); CHECK( wxStrcspn(strWX, ", ") == 5 ); CHECK( wxStrcspn(strMB, "hel") == 0 ); CHECK( wxStrcspn(strWC, "hel") == 0 ); CHECK( wxStrcspn(strWX, "hel") == 0 ); CHECK( wxStrcspn(strMB, "xy") == strWX.length() ); CHECK( wxStrcspn(strWC, "xy") == strWX.length() ); CHECK( wxStrcspn(strWX, "xy") == strWX.length() ); } TEST_CASE("CRT::Strpbrk", "[crt][strpbrk]") { const wxString s(", "); CHECK( *wxStrpbrk(strMB, ", ") == ',' ); CHECK( *wxStrpbrk(strWC, L", ") == L',' ); CHECK( *wxStrpbrk(strWX, ", ") == ',' ); CHECK( *wxStrpbrk(strWX, L", ") == L',' ); CHECK( *wxStrpbrk(strMB, s) == ',' ); CHECK( *wxStrpbrk(strWC, s) == L',' ); CHECK( *wxStrpbrk(strWX, s) == ',' ); CHECK( *wxStrpbrk(strWX.c_str(), s) == ',' ); CHECK( *wxStrpbrk(strMB, s.c_str()) == ',' ); CHECK( *wxStrpbrk(strWC, s.c_str()) == L',' ); CHECK( *wxStrpbrk(strWX, s.c_str()) == ',' ); CHECK( *wxStrpbrk(strWX.c_str(), s.c_str()) == ',' ); CHECK( *wxStrpbrk(strMB, s.mb_str()) == ',' ); CHECK( *wxStrpbrk(strWC, s.wc_str()) == L',' ); CHECK( *wxStrpbrk(strWX, s.mb_str()) == ',' ); CHECK( *wxStrpbrk(strWX, s.wc_str()) == L',' ); CHECK( *wxStrpbrk(strWX.c_str(), s.mb_str()) == ',' ); CHECK( *wxStrpbrk(strWX.c_str(), s.wc_str()) == L',' ); CHECK( !wxStrpbrk(strWX, "xyz") ); CHECK( !wxStrpbrk(strWX.c_str(), L"xyz") ); } TEST_CASE("CRT::Strnlen", "[crt][strnlen]") { // other misc tests for wxStrnlen(const char*, size_t) CHECK( wxStrnlen("", 0) == 0 ); CHECK( wxStrnlen("", 8) == 0 ); CHECK( wxStrnlen("1234", 0) == 0 ); CHECK( wxStrnlen("1234", 2) == 2 ); CHECK( wxStrnlen("1234", 8) == 4 ); CHECK( wxStrnlen("1234567", 8) == 7 ); CHECK( wxStrnlen("12345678", 8) == 8 ); CHECK( wxStrnlen("123456789", 8) == 8 ); CHECK( wxStrnlen("123456789", 12) == 9 ); // other misc tests for wxStrnlen(const wchar_t*, size_t) CHECK( wxStrnlen(L"", 0) == 0 ); CHECK( wxStrnlen(L"", 8) == 0 ); CHECK( wxStrnlen(L"1234", 0) == 0 ); CHECK( wxStrnlen(L"1234", 2) == 2 ); CHECK( wxStrnlen(L"1234", 8) == 4 ); CHECK( wxStrnlen(L"1234567", 8) == 7 ); CHECK( wxStrnlen(L"12345678", 8) == 8 ); CHECK( wxStrnlen(L"123456789", 8) == 8 ); CHECK( wxStrnlen(L"123456789", 12) == 9 ); // wxStrlen() is only for NULL-terminated strings: CHECK( wxStrnlen("1234" "\0" "78", 12) == 4 ); CHECK( wxStrnlen(L"1234" L"\0" L"5678", 12) == 4 ); } TEST_CASE("CRT::Strtox", "[crt][strtod][strtol]") { const wxString s = "123@"; const double d = 123.0; const long l = 123; SECTION("char") { char* end = NULL; CHECK( wxStrtod(s, &end) == d ); REQUIRE( end ); CHECK( *end == '@' ); CHECK( wxStrtol(s, &end, 10) == l ); REQUIRE( end ); CHECK( *end == '@' ); } SECTION("wchar_t") { wchar_t* end = NULL; CHECK( wxStrtod(s, &end) == d ); REQUIRE( end ); CHECK( *end == L'@' ); CHECK( wxStrtol(s, &end, 10) == l ); REQUIRE( end ); CHECK( *end == L'@' ); } SECTION("other") { CHECK( wxStrtod(s, 0) == d ); #ifdef wxHAS_NULLPTR_T CHECK( wxStrtod(s, nullptr) == d ); CHECK( wxStrtol(s, nullptr, 10) == l ); #endif } }