CPPUNIT_TEST( String );
CPPUNIT_TEST( PChar );
CPPUNIT_TEST( Format );
+ CPPUNIT_TEST( FormatUnicode );
CPPUNIT_TEST( Constructors );
+ CPPUNIT_TEST( StaticConstructors );
CPPUNIT_TEST( Extraction );
CPPUNIT_TEST( Trim );
CPPUNIT_TEST( Find );
CPPUNIT_TEST( ToULongLong );
#endif // wxLongLong_t
CPPUNIT_TEST( ToDouble );
- CPPUNIT_TEST( WriteBuf );
+ CPPUNIT_TEST( FromDouble );
+ CPPUNIT_TEST( StringBuf );
+ CPPUNIT_TEST( UTF8Buf );
+ CPPUNIT_TEST( CStrDataTernaryOperator );
+ CPPUNIT_TEST( CStrDataOperators );
+ CPPUNIT_TEST( CStrDataImplicitConversion );
+ CPPUNIT_TEST( ExplicitConversion );
+ CPPUNIT_TEST( IndexedAccess );
+ CPPUNIT_TEST( BeforeAndAfter );
+ CPPUNIT_TEST( ScopedBuffers );
CPPUNIT_TEST_SUITE_END();
void String();
void PChar();
void Format();
+ void FormatUnicode();
void Constructors();
+ void StaticConstructors();
void Extraction();
void Trim();
void Find();
void ToULongLong();
#endif // wxLongLong_t
void ToDouble();
- void WriteBuf();
+ void FromDouble();
+ void StringBuf();
+ void UTF8Buf();
+ void CStrDataTernaryOperator();
+ void DoCStrDataTernaryOperator(bool cond);
+ void CStrDataOperators();
+ void CStrDataImplicitConversion();
+ void ExplicitConversion();
+ void IndexedAccess();
+ void BeforeAndAfter();
+ void ScopedBuffers();
DECLARE_NO_COPY_CLASS(StringTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
-// also include in it's own registry so that these tests can be run alone
+// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
StringTestCase::StringTestCase()
for (int i = 0; i < 2; ++i)
{
- a = _T("Hello");
- b = _T(" world");
- c = _T("! How'ya doin'?");
+ a = wxT("Hello");
+ b = wxT(" world");
+ c = wxT("! How'ya doin'?");
a += b;
a += c;
- c = _T("Hello world! What's up?");
+ c = wxT("Hello world! What's up?");
CPPUNIT_ASSERT( c != a );
}
}
for (int i = 0; i < 2; ++i)
{
- wxStrcpy (a, _T("Hello"));
- wxStrcpy (b, _T(" world"));
- wxStrcpy (c, _T("! How'ya doin'?"));
+ wxStrcpy (a, wxT("Hello"));
+ wxStrcpy (b, wxT(" world"));
+ wxStrcpy (c, wxT("! How'ya doin'?"));
wxStrcat (a, b);
wxStrcat (a, c);
- wxStrcpy (c, _T("Hello world! What's up?"));
+ wxStrcpy (c, wxT("Hello world! What's up?"));
CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
}
}
void StringTestCase::Format()
{
wxString s1,s2;
- s1.Printf(_T("%03d"), 18);
- CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
- s2.Printf(_T("Number 18: %s\n"), s1.c_str());
- CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
+ s1.Printf(wxT("%03d"), 18);
+ CPPUNIT_ASSERT( s1 == wxString::Format(wxT("%03d"), 18) );
+ s2.Printf(wxT("Number 18: %s\n"), s1.c_str());
+ CPPUNIT_ASSERT( s2 == wxString::Format(wxT("Number 18: %s\n"), s1.c_str()) );
static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
{
const size_t len = lengths[n];
- wxString s(_T('Z'), len);
- CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
+ wxString s(wxT('Z'), len);
+ CPPUNIT_ASSERT_EQUAL( len, wxString::Format(wxT("%s"), s.c_str()).length());
}
+
+
+ CPPUNIT_ASSERT_EQUAL
+ (
+ "two one",
+ wxString::Format(wxT("%2$s %1$s"), wxT("one"), wxT("two"))
+ );
+}
+
+void StringTestCase::FormatUnicode()
+{
+#if wxUSE_UNICODE
+ const char *UNICODE_STR = "Iestat\xC4\xAB %i%i";
+ //const char *UNICODE_STR = "Iestat\xCC\x84 %i%i";
+
+ wxString fmt = wxString::FromUTF8(UNICODE_STR);
+ wxString s = wxString::Format(fmt, 1, 1);
+ wxString expected(fmt);
+ expected.Replace("%i", "1");
+ CPPUNIT_ASSERT_EQUAL( expected, s );
+#endif // wxUSE_UNICODE
}
void StringTestCase::Constructors()
{
- #define TEST_CTOR(args, res) \
- { \
- wxString s args ; \
- CPPUNIT_ASSERT( s == res ); \
- }
+ CPPUNIT_ASSERT_EQUAL( "", wxString('Z', 0) );
+ CPPUNIT_ASSERT_EQUAL( "Z", wxString('Z') );
+ CPPUNIT_ASSERT_EQUAL( "ZZZZ", wxString('Z', 4) );
+ CPPUNIT_ASSERT_EQUAL( "Hell", wxString("Hello", 4) );
+ CPPUNIT_ASSERT_EQUAL( "Hello", wxString("Hello", 5) );
+
+#if wxUSE_UNICODE
+ CPPUNIT_ASSERT_EQUAL( L"", wxString(L'Z', 0) );
+ CPPUNIT_ASSERT_EQUAL( L"Z", wxString(L'Z') );
+ CPPUNIT_ASSERT_EQUAL( L"ZZZZ", wxString(L'Z', 4) );
+ CPPUNIT_ASSERT_EQUAL( L"Hell", wxString(L"Hello", 4) );
+ CPPUNIT_ASSERT_EQUAL( L"Hello", wxString(L"Hello", 5) );
+#endif // wxUSE_UNICODE
+
+ CPPUNIT_ASSERT_EQUAL( 0, wxString(wxString(), 17).length() );
+
+#if wxUSE_UNICODE_UTF8
+ // This string has 3 characters (<h>, <e'> and <l>), not 4 when using UTF-8
+ // locale!
+ if ( wxConvLibc.IsUTF8() )
+ {
+ wxString s3("h\xc3\xa9llo", 4);
+ CPPUNIT_ASSERT_EQUAL( 3, s3.length() );
+ CPPUNIT_ASSERT_EQUAL( 'l', (char)s3[2] );
+ }
+#endif // wxUSE_UNICODE_UTF8
+
- TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
- TEST_CTOR((_T("Hello"), 4), _T("Hell"));
- TEST_CTOR((_T("Hello"), 5), _T("Hello"));
+ static const char *s = "?really!";
+ const char *start = wxStrchr(s, 'r');
+ const char *end = wxStrchr(s, '!');
+ CPPUNIT_ASSERT_EQUAL( "really", wxString(start, end) );
- static const wxChar *s = _T("?really!");
- const wxChar *start = wxStrchr(s, _T('r'));
- const wxChar *end = wxStrchr(s, _T('!'));
- TEST_CTOR((start, end), _T("really"));
+ // test if creating string from NULL C pointer works:
+ CPPUNIT_ASSERT_EQUAL( "", wxString((const char *)NULL) );
}
+void StringTestCase::StaticConstructors()
+{
+ CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("") );
+ CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("Hello", 0) );
+ CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromAscii("Hello", 4) );
+ CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello", 5) );
+ CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello") );
+
+ // FIXME: this doesn't work currently but should!
+ //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromAscii("", 1).length() );
+
+
+ CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("") );
+ CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("Hello", 0) );
+ CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromUTF8("Hello", 4) );
+ CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello", 5) );
+ CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello") );
+
+ CPPUNIT_ASSERT_EQUAL( 2, wxString::FromUTF8("h\xc3\xa9llo", 3).length() );
+
+
+ //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromUTF8("", 1).length() );
+}
void StringTestCase::Extraction()
{
- wxString s(_T("Hello, world!"));
+ wxString s(wxT("Hello, world!"));
+
+ CPPUNIT_ASSERT( wxStrcmp( s.c_str() , wxT("Hello, world!") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , wxT("Hello") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , wxT("world!") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , wxT("lo, w") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , wxT("lo, world!") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , wxT("lo, w") ) == 0 );
+ CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , wxT("lo, world!") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
- CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
+#if wxUSE_UNICODE
+ static const char *germanUTF8 = "Oberfl\303\244che";
+ wxString strUnicode(wxString::FromUTF8(germanUTF8));
+
+ CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
+ CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
+#endif // wxUSE_UNICODE
wxString rest;
#define TEST_STARTS_WITH(prefix, correct_rest, result) \
CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest)); \
if ( result ) \
- CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
+ CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
- TEST_STARTS_WITH( _T("Hello"), _T(", world!"), true );
- TEST_STARTS_WITH( _T("Hello, "), _T("world!"), true );
- TEST_STARTS_WITH( _T("Hello, world!"), _T(""), true );
- TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""), false );
- TEST_STARTS_WITH( _T(""), _T("Hello, world!"), true );
- TEST_STARTS_WITH( _T("Goodbye"), _T(""), false );
- TEST_STARTS_WITH( _T("Hi"), _T(""), false );
+ TEST_STARTS_WITH( wxT("Hello"), wxT(", world!"), true );
+ TEST_STARTS_WITH( wxT("Hello, "), wxT("world!"), true );
+ TEST_STARTS_WITH( wxT("Hello, world!"), wxT(""), true );
+ TEST_STARTS_WITH( wxT("Hello, world!!!"), wxT(""), false );
+ TEST_STARTS_WITH( wxT(""), wxT("Hello, world!"), true );
+ TEST_STARTS_WITH( wxT("Goodbye"), wxT(""), false );
+ TEST_STARTS_WITH( wxT("Hi"), wxT(""), false );
#undef TEST_STARTS_WITH
+ rest = "Hello world";
+ CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
+ CPPUNIT_ASSERT_EQUAL("world", rest);
+
#define TEST_ENDS_WITH(suffix, correct_rest, result) \
CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest)); \
if ( result ) \
- CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
-
- TEST_ENDS_WITH( _T(""), _T("Hello, world!"), true );
- TEST_ENDS_WITH( _T("!"), _T("Hello, world"), true );
- TEST_ENDS_WITH( _T(", world!"), _T("Hello"), true );
- TEST_ENDS_WITH( _T("ello, world!"), _T("H"), true );
- TEST_ENDS_WITH( _T("Hello, world!"), _T(""), true );
- TEST_ENDS_WITH( _T("very long string"), _T(""), false );
- TEST_ENDS_WITH( _T("?"), _T(""), false );
- TEST_ENDS_WITH( _T("Hello, world"), _T(""), false );
- TEST_ENDS_WITH( _T("Gello, world!"), _T(""), false );
+ CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
+
+ TEST_ENDS_WITH( wxT(""), wxT("Hello, world!"), true );
+ TEST_ENDS_WITH( wxT("!"), wxT("Hello, world"), true );
+ TEST_ENDS_WITH( wxT(", world!"), wxT("Hello"), true );
+ TEST_ENDS_WITH( wxT("ello, world!"), wxT("H"), true );
+ TEST_ENDS_WITH( wxT("Hello, world!"), wxT(""), true );
+ TEST_ENDS_WITH( wxT("very long string"), wxT(""), false );
+ TEST_ENDS_WITH( wxT("?"), wxT(""), false );
+ TEST_ENDS_WITH( wxT("Hello, world"), wxT(""), false );
+ TEST_ENDS_WITH( wxT("Gello, world!"), wxT(""), false );
#undef TEST_ENDS_WITH
}
#define TEST_TRIM( str , dir , result ) \
CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
- TEST_TRIM( _T(" Test "), true, _T(" Test") );
- TEST_TRIM( _T(" "), true, _T("") );
- TEST_TRIM( _T(" "), true, _T("") );
- TEST_TRIM( _T(""), true, _T("") );
+ TEST_TRIM( wxT(" Test "), true, wxT(" Test") );
+ TEST_TRIM( wxT(" "), true, wxT("") );
+ TEST_TRIM( wxT(" "), true, wxT("") );
+ TEST_TRIM( wxT(""), true, wxT("") );
- TEST_TRIM( _T(" Test "), false, _T("Test ") );
- TEST_TRIM( _T(" "), false, _T("") );
- TEST_TRIM( _T(" "), false, _T("") );
- TEST_TRIM( _T(""), false, _T("") );
+ TEST_TRIM( wxT(" Test "), false, wxT("Test ") );
+ TEST_TRIM( wxT(" "), false, wxT("") );
+ TEST_TRIM( wxT(" "), false, wxT("") );
+ TEST_TRIM( wxT(""), false, wxT("") );
#undef TEST_TRIM
}
void StringTestCase::Find()
{
#define TEST_FIND( str , start , result ) \
- CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
+ CPPUNIT_ASSERT( wxString(str).find(wxT("ell"), start) == result );
- TEST_FIND( _T("Well, hello world"), 0, 1 );
- TEST_FIND( _T("Well, hello world"), 6, 7 );
- TEST_FIND( _T("Well, hello world"), 9, wxString::npos );
+ TEST_FIND( wxT("Well, hello world"), 0, 1 );
+ TEST_FIND( wxT("Well, hello world"), 6, 7 );
+ TEST_FIND( wxT("Well, hello world"), 9, wxString::npos );
#undef TEST_FIND
}
{ \
wxString s = original; \
s.replace( pos , len , replacement ); \
- CPPUNIT_ASSERT( s == result ); \
+ CPPUNIT_ASSERT_EQUAL( result, s ); \
}
- TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"), _T("012-BWORD-XYZ") );
- TEST_REPLACE( _T("increase"), 0, 2, _T("de"), _T("decrease") );
- TEST_REPLACE( _T("wxWindow"), 8, 0, _T("s"), _T("wxWindows") );
- TEST_REPLACE( _T("foobar"), 3, 0, _T("-"), _T("foo-bar") );
- TEST_REPLACE( _T("barfoo"), 0, 6, _T("foobar"), _T("foobar") );
+ TEST_REPLACE( wxT("012-AWORD-XYZ"), 4, 5, wxT("BWORD"), wxT("012-BWORD-XYZ") );
+ TEST_REPLACE( wxT("increase"), 0, 2, wxT("de"), wxT("decrease") );
+ TEST_REPLACE( wxT("wxWindow"), 8, 0, wxT("s"), wxT("wxWindows") );
+ TEST_REPLACE( wxT("foobar"), 3, 0, wxT("-"), wxT("foo-bar") );
+ TEST_REPLACE( wxT("barfoo"), 0, 6, wxT("foobar"), wxT("foobar") );
+
-
#define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
{ \
wxString s(o,olen); \
s.replace( pos , len , replacement ); \
- CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
+ CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
}
-
- TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
- _T("null\0dhar"), 9 );
+
+ TEST_NULLCHARREPLACE( wxT("null\0char"), 9, 5, 1, wxT("d"),
+ wxT("null\0dhar"), 9 );
#define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
{ \
wxString s(o,olen); \
s.Replace( olds, news, all ); \
- CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
+ CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
}
-
- TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
- _T("null\0dehar"), 10 );
- TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
- _T("null\0char"), 9 );
+ TEST_WXREPLACE( wxT("null\0char"), 9, wxT("c"), wxT("de"), true,
+ wxT("null\0dehar"), 10 );
+
+ TEST_WXREPLACE( wxT("null\0dehar"), 10, wxT("de"), wxT("c"), true,
+ wxT("null\0char"), 9 );
+
+ TEST_WXREPLACE( "life", 4, "f", "", false, "lie", 3 );
+ TEST_WXREPLACE( "life", 4, "f", "", true, "lie", 3 );
+ TEST_WXREPLACE( "life", 4, "fe", "ve", true, "live", 4 );
+ TEST_WXREPLACE( "xx", 2, "x", "yy", true, "yyyy", 4 );
+ TEST_WXREPLACE( "xxx", 3, "xx", "z", true, "zx", 2 );
#undef TEST_WXREPLACE
#undef TEST_NULLCHARREPLACE
#define TEST_MATCH( s1 , s2 , result ) \
CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
- TEST_MATCH( _T("foobar"), _T("foo*"), true );
- TEST_MATCH( _T("foobar"), _T("*oo*"), true );
- TEST_MATCH( _T("foobar"), _T("*bar"), true );
- TEST_MATCH( _T("foobar"), _T("??????"), true );
- TEST_MATCH( _T("foobar"), _T("f??b*"), true );
- TEST_MATCH( _T("foobar"), _T("f?b*"), false );
- TEST_MATCH( _T("foobar"), _T("*goo*"), false );
- TEST_MATCH( _T("foobar"), _T("*foo"), false );
- TEST_MATCH( _T("foobarfoo"), _T("*foo"), true );
- TEST_MATCH( _T(""), _T("*"), true );
- TEST_MATCH( _T(""), _T("?"), false );
+ TEST_MATCH( wxT("foobar"), wxT("foo*"), true );
+ TEST_MATCH( wxT("foobar"), wxT("*oo*"), true );
+ TEST_MATCH( wxT("foobar"), wxT("*bar"), true );
+ TEST_MATCH( wxT("foobar"), wxT("??????"), true );
+ TEST_MATCH( wxT("foobar"), wxT("f??b*"), true );
+ TEST_MATCH( wxT("foobar"), wxT("f?b*"), false );
+ TEST_MATCH( wxT("foobar"), wxT("*goo*"), false );
+ TEST_MATCH( wxT("foobar"), wxT("*foo"), false );
+ TEST_MATCH( wxT("foobarfoo"), wxT("*foo"), true );
+ TEST_MATCH( wxT(""), wxT("*"), true );
+ TEST_MATCH( wxT(""), wxT("?"), false );
#undef TEST_MATCH
}
void StringTestCase::CaseChanges()
{
- wxString s1(_T("Hello!"));
+ wxString s1(wxT("Hello!"));
wxString s1u(s1);
wxString s1l(s1);
s1u.MakeUpper();
s1l.MakeLower();
+
+ CPPUNIT_ASSERT_EQUAL( wxT("HELLO!"), s1u );
+ CPPUNIT_ASSERT_EQUAL( wxT("hello!"), s1l );
+
wxString s2u, s2l;
s2u.MakeUpper();
s2l.MakeLower();
- CPPUNIT_ASSERT( s1u == _T("HELLO!") );
- CPPUNIT_ASSERT( s1l == _T("hello!") );
- CPPUNIT_ASSERT( s2u == wxEmptyString );
- CPPUNIT_ASSERT( s2l == wxEmptyString );
+ CPPUNIT_ASSERT_EQUAL( "", s2u );
+ CPPUNIT_ASSERT_EQUAL( "", s2l );
-#if !wxUSE_UNICODE
- wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
- if ( locRu.IsOk() )
- {
- // try upper casing 8bit strings
- const wchar_t capital_ya[] = { 0x42f, 0 },
- small_ya[] = { 0x44f, 0 };
- wxString sUpper(wxConvLibc.cWC2MB(capital_ya)),
- sLower(wxConvLibc.cWC2MB(small_ya));
+ wxString s3("good bye");
+ CPPUNIT_ASSERT_EQUAL( "Good bye", s3.Capitalize() );
+ s3.MakeCapitalized();
+ CPPUNIT_ASSERT_EQUAL( "Good bye", s3 );
- CPPUNIT_ASSERT( sUpper.Lower() == sLower );
- CPPUNIT_ASSERT( sLower.Upper() == sUpper );
- }
-#endif // !wxUSE_UNICODE
+ CPPUNIT_ASSERT_EQUAL( "Abc", wxString("ABC").Capitalize() );
+
+ CPPUNIT_ASSERT_EQUAL( "", wxString().Capitalize() );
}
void StringTestCase::Compare()
CPPUNIT_ASSERT( s1 != neq2 );
CPPUNIT_ASSERT( s1 != neq3 );
CPPUNIT_ASSERT( s1 != neq4 );
+
+ CPPUNIT_ASSERT( wxString("\n").Cmp(" ") < 0 );
+ CPPUNIT_ASSERT( wxString("'").Cmp("!") > 0 );
+ CPPUNIT_ASSERT( wxString("!").Cmp("z") < 0 );
}
void StringTestCase::CompareNoCase()
CPPUNIT_CNCNEQ_ASSERT( s1, neq );
CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
+
+ CPPUNIT_ASSERT( wxString("\n").CmpNoCase(" ") < 0 );
+ CPPUNIT_ASSERT( wxString("'").CmpNoCase("!") > 0);
+ CPPUNIT_ASSERT( wxString("!").Cmp("Z") < 0 );
}
void StringTestCase::Contains()
bool contains;
} containsData[] =
{
- { _T(""), _T(""), true },
- { _T(""), _T("foo"), false },
- { _T("foo"), _T(""), true },
- { _T("foo"), _T("f"), true },
- { _T("foo"), _T("o"), true },
- { _T("foo"), _T("oo"), true },
- { _T("foo"), _T("ooo"), false },
- { _T("foo"), _T("oooo"), false },
- { _T("foo"), _T("fooo"), false },
+ { wxT(""), wxT(""), true },
+ { wxT(""), wxT("foo"), false },
+ { wxT("foo"), wxT(""), true },
+ { wxT("foo"), wxT("f"), true },
+ { wxT("foo"), wxT("o"), true },
+ { wxT("foo"), wxT("oo"), true },
+ { wxT("foo"), wxT("ooo"), false },
+ { wxT("foo"), wxT("oooo"), false },
+ { wxT("foo"), wxT("fooo"), false },
};
for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
Number_Unsigned = 2, // if not specified, works for signed conversion
Number_Signed = 4, // if not specified, works for unsigned
Number_LongLong = 8, // only for long long tests
- Number_Long = 16, // only for long tests
+ Number_Long = 16 // only for long tests
};
static const struct ToLongData
long value;
#endif // wxLongLong_t
int flags;
+ int base;
long LValue() const { return value; }
unsigned long ULValue() const { return value; }
bool IsOk() const { return !(flags & Number_Invalid); }
} longData[] =
{
- { _T("1"), 1, Number_Ok },
- { _T("0"), 0, Number_Ok },
- { _T("a"), 0, Number_Invalid },
- { _T("12345"), 12345, Number_Ok },
- { _T("--1"), 0, Number_Invalid },
+ { wxT("1"), 1, Number_Ok },
+ { wxT("0"), 0, Number_Ok },
+ { wxT("a"), 0, Number_Invalid },
+ { wxT("12345"), 12345, Number_Ok },
+ { wxT("--1"), 0, Number_Invalid },
- { _T("-1"), -1, Number_Signed | Number_Long },
- // this is surprizing but consistent with strtoul() behaviour
- { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
+ { wxT("-1"), -1, Number_Signed | Number_Long },
+ // this is surprising but consistent with strtoul() behaviour
+ { wxT("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
// this must overflow, even with 64 bit long
- { _T("922337203685477580711"), 0, Number_Invalid },
+ { wxT("922337203685477580711"), 0, Number_Invalid },
#ifdef wxLongLong_t
- { _T("2147483648"), wxLL(2147483648), Number_LongLong },
- { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
- { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
+ { wxT("2147483648"), wxLL(2147483648), Number_LongLong },
+ { wxT("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
+ { wxT("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
Number_Unsigned },
#endif // wxLongLong_t
+
+ // Base tests.
+ { wxT("010"), 10, Number_Ok, 10 },
+ { wxT("010"), 8, Number_Ok, 0 },
+ { wxT("010"), 8, Number_Ok, 8 },
+ { wxT("010"), 16, Number_Ok, 16 },
+
+ { wxT("0010"), 10, Number_Ok, 10 },
+ { wxT("0010"), 8, Number_Ok, 0 },
+ { wxT("0010"), 8, Number_Ok, 8 },
+ { wxT("0010"), 16, Number_Ok, 16 },
+
+ { wxT("0x11"), 0, Number_Invalid, 10 },
+ { wxT("0x11"), 17, Number_Ok, 0 },
+ { wxT("0x11"), 0, Number_Invalid, 8 },
+ { wxT("0x11"), 17, Number_Ok, 16 },
};
void StringTestCase::ToLong()
if ( ld.flags & (Number_LongLong | Number_Unsigned) )
continue;
- CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
+ // NOTE: unless you're using some exotic locale, ToCLong and ToLong
+ // should behave the same for our test data set:
+
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToCLong(&l, ld.base) );
+ if ( ld.IsOk() )
+ CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
+
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToLong(&l, ld.base) );
if ( ld.IsOk() )
CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
}
+
+ // special case: check that the output is not modified if the parsing
+ // failed completely
+ l = 17;
+ CPPUNIT_ASSERT( !wxString("foo").ToLong(&l) );
+ CPPUNIT_ASSERT_EQUAL( 17, l );
+
+ // also check that it is modified if we did parse something successfully in
+ // the beginning of the string
+ CPPUNIT_ASSERT( !wxString("9 cats").ToLong(&l) );
+ CPPUNIT_ASSERT_EQUAL( 9, l );
}
void StringTestCase::ToULong()
if ( ld.flags & (Number_LongLong | Number_Signed) )
continue;
- CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
+ // NOTE: unless you're using some exotic locale, ToCLong and ToLong
+ // should behave the same for our test data set:
+
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToCULong(&ul, ld.base) );
+ if ( ld.IsOk() )
+ CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
+
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToULong(&ul, ld.base) );
if ( ld.IsOk() )
CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
}
if ( ld.flags & (Number_Long | Number_Unsigned) )
continue;
- CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToLongLong(&l, ld.base) );
if ( ld.IsOk() )
CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
}
if ( ld.flags & (Number_Long | Number_Signed) )
continue;
- CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
+ CPPUNIT_ASSERT_EQUAL( ld.IsOk(),
+ wxString(ld.str).ToULongLong(&ul, ld.base) );
if ( ld.IsOk() )
CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
}
bool ok;
} doubleData[] =
{
- { _T("1"), 1, true },
- { _T("1.23"), 1.23, true },
- { _T(".1"), .1, true },
- { _T("1."), 1, true },
- { _T("1.."), 0, false },
- { _T("0"), 0, true },
- { _T("a"), 0, false },
- { _T("12345"), 12345, true },
- { _T("-1"), -1, true },
- { _T("--1"), 0, false },
+ { wxT("1"), 1, true },
+ { wxT("1.23"), 1.23, true },
+ { wxT(".1"), .1, true },
+ { wxT("1."), 1, true },
+ { wxT("1.."), 0, false },
+ { wxT("0"), 0, true },
+ { wxT("a"), 0, false },
+ { wxT("12345"), 12345, true },
+ { wxT("-1"), -1, true },
+ { wxT("--1"), 0, false },
+ { wxT("-3E-5"), -3E-5, true },
+ { wxT("-3E-abcde5"), 0, false },
};
- // we need to use decimal point, not comma or whatever is its value for the
- // current locale
- wxSetlocale(LC_ALL, _T("C"));
+ // test ToCDouble() first:
size_t n;
for ( n = 0; n < WXSIZEOF(doubleData); n++ )
{
const ToDoubleData& ld = doubleData[n];
+ CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToCDouble(&d) );
+ if ( ld.ok )
+ CPPUNIT_ASSERT_EQUAL( ld.value, d );
+ }
+
+
+ // test ToDouble() now:
+ // NOTE: for the test to be reliable, we need to set the locale explicitly
+ // so that we know the decimal point character to use
+
+ if (!wxLocale::IsAvailable(wxLANGUAGE_FRENCH))
+ return; // you should have french support installed to continue this test!
+
+ wxLocale locale;
+
+ // don't load default catalog, it may be unavailable:
+ CPPUNIT_ASSERT( locale.Init(wxLANGUAGE_FRENCH, wxLOCALE_DONT_LOAD_DEFAULT) );
+
+ static const struct ToDoubleData doubleData2[] =
+ {
+ { wxT("1"), 1, true },
+ { wxT("1,23"), 1.23, true },
+ { wxT(",1"), .1, true },
+ { wxT("1,"), 1, true },
+ { wxT("1,,"), 0, false },
+ { wxT("0"), 0, true },
+ { wxT("a"), 0, false },
+ { wxT("12345"), 12345, true },
+ { wxT("-1"), -1, true },
+ { wxT("--1"), 0, false },
+ { wxT("-3E-5"), -3E-5, true },
+ { wxT("-3E-abcde5"), 0, false },
+ };
+
+ for ( n = 0; n < WXSIZEOF(doubleData2); n++ )
+ {
+ const ToDoubleData& ld = doubleData2[n];
CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
if ( ld.ok )
CPPUNIT_ASSERT_EQUAL( ld.value, d );
}
}
-void StringTestCase::WriteBuf()
+void StringTestCase::FromDouble()
{
+ static const struct FromDoubleTestData
+ {
+ double value;
+ int prec;
+ const char *str;
+ } testData[] =
+ {
+ { 1.23, -1, "1.23" },
+ // NB: there are no standards about the minimum exponent width
+ // and newer MSVC versions use 3 digits as minimum exponent
+ // width while GNU libc uses 2 digits as minimum width...
+#ifdef wxUSING_VC_CRT_IO
+ { -3e-10, -1, "-3e-010" },
+#else
+ { -3e-10, -1, "-3e-10" },
+#endif
+ { -0.45678, -1, "-0.45678" },
+ { 1.2345678, 0, "1" },
+ { 1.2345678, 1, "1.2" },
+ { 1.2345678, 2, "1.23" },
+ { 1.2345678, 3, "1.235" },
+ };
+
+ for ( unsigned n = 0; n < WXSIZEOF(testData); n++ )
+ {
+ const FromDoubleTestData& td = testData[n];
+ CPPUNIT_ASSERT_EQUAL( td.str, wxString::FromCDouble(td.value, td.prec) );
+ }
+
+ if ( !wxLocale::IsAvailable(wxLANGUAGE_FRENCH) )
+ return;
+
+ wxLocale locale;
+ CPPUNIT_ASSERT( locale.Init(wxLANGUAGE_FRENCH, wxLOCALE_DONT_LOAD_DEFAULT) );
+
+ for ( unsigned m = 0; m < WXSIZEOF(testData); m++ )
+ {
+ const FromDoubleTestData& td = testData[m];
+
+ wxString str(td.str);
+ str.Replace(".", ",");
+ CPPUNIT_ASSERT_EQUAL( str, wxString::FromDouble(td.value, td.prec) );
+ }
+}
+
+void StringTestCase::StringBuf()
+{
+ // check that buffer can be used to write into the string
wxString s;
- wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
+ wxStrcpy(wxStringBuffer(s, 10), wxT("foo"));
- CPPUNIT_ASSERT_EQUAL(_T('f'), s[0u]);
- CPPUNIT_ASSERT_EQUAL(_T('o'), s[1]);
- CPPUNIT_ASSERT_EQUAL(_T('o'), s[2]);
- CPPUNIT_ASSERT_EQUAL((size_t)3, s.length());
+ CPPUNIT_ASSERT_EQUAL(3, s.length());
+ CPPUNIT_ASSERT(wxT('f') == s[0u]);
+ CPPUNIT_ASSERT(wxT('o') == s[1]);
+ CPPUNIT_ASSERT(wxT('o') == s[2]);
+ {
+ // also check that the buffer initially contains the original string
+ // contents
+ wxStringBuffer buf(s, 10);
+ CPPUNIT_ASSERT_EQUAL( wxT('f'), buf[0] );
+ CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[1] );
+ CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[2] );
+ CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf[3] );
+ }
{
wxStringBufferLength buf(s, 10);
- wxStrcpy(buf, _T("barrbaz"));
+ CPPUNIT_ASSERT_EQUAL( wxT('f'), buf[0] );
+ CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[1] );
+ CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[2] );
+ CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf[3] );
+
+ // and check that it can be used to write only the specified number of
+ // characters to the string
+ wxStrcpy(buf, wxT("barrbaz"));
buf.SetLength(4);
}
- CPPUNIT_ASSERT_EQUAL(_T('b'), s[0u]);
- CPPUNIT_ASSERT_EQUAL(_T('a'), s[1]);
- CPPUNIT_ASSERT_EQUAL(_T('r'), s[2]);
- CPPUNIT_ASSERT_EQUAL(_T('r'), s[3]);
- CPPUNIT_ASSERT_EQUAL((size_t)4, s.length());
+ CPPUNIT_ASSERT_EQUAL(4, s.length());
+ CPPUNIT_ASSERT(wxT('b') == s[0u]);
+ CPPUNIT_ASSERT(wxT('a') == s[1]);
+ CPPUNIT_ASSERT(wxT('r') == s[2]);
+ CPPUNIT_ASSERT(wxT('r') == s[3]);
+
+ // check that creating buffer of length smaller than string works, i.e. at
+ // least doesn't crash (it would if we naively copied the entire original
+ // string contents in the buffer)
+ *wxStringBuffer(s, 1) = '!';
+}
+
+void StringTestCase::UTF8Buf()
+{
+#if wxUSE_UNICODE
+ // "czech" in Czech ("cestina"):
+ static const char *textUTF8 = "\304\215e\305\241tina";
+ static const wchar_t textUTF16[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
+
+ wxString s;
+ wxStrcpy(wxUTF8StringBuffer(s, 9), textUTF8);
+ CPPUNIT_ASSERT(s == textUTF16);
+
+ {
+ wxUTF8StringBufferLength buf(s, 20);
+ wxStrcpy(buf, textUTF8);
+ buf.SetLength(5);
+ }
+ CPPUNIT_ASSERT(s == wxString(textUTF16, 0, 3));
+#endif // wxUSE_UNICODE
+}
+
+
+
+void StringTestCase::CStrDataTernaryOperator()
+{
+ DoCStrDataTernaryOperator(true);
+ DoCStrDataTernaryOperator(false);
+}
+
+template<typename T> bool CheckStr(const wxString& expected, T s)
+{
+ return expected == wxString(s);
+}
+
+void StringTestCase::DoCStrDataTernaryOperator(bool cond)
+{
+ // test compilation of wxCStrData when used with operator?: (the asserts
+ // are not very important, we're testing if the code compiles at all):
+
+ wxString s("foo");
+
+ const wchar_t *wcStr = L"foo";
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
+
+ const char *mbStr = "foo";
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
+ CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
+
+ wxString empty("");
+ CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
+ CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
+}
+
+void StringTestCase::CStrDataOperators()
+{
+ wxString s("hello");
+
+ CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
+ CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
+
+ // IMPORTANT: at least with the CRT coming with MSVC++ 2008 trying to access
+ // the final character results in an assert failure (with debug CRT)
+ //CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
+
+ CPPUNIT_ASSERT( *s.c_str() == 'h' );
+ CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
+ //CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
+}
+
+bool CheckStrChar(const wxString& expected, char *s)
+ { return CheckStr(expected, s); }
+bool CheckStrWChar(const wxString& expected, wchar_t *s)
+ { return CheckStr(expected, s); }
+bool CheckStrConstChar(const wxString& expected, const char *s)
+ { return CheckStr(expected, s); }
+bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
+ { return CheckStr(expected, s); }
+
+void StringTestCase::CStrDataImplicitConversion()
+{
+ wxString s("foo");
+
+ CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
+ CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
- CPPUNIT_ASSERT_EQUAL( 0, wxStrcmp(_T("barr"), s) );
+ // implicit conversion of wxString is not available in STL build
+#if !wxUSE_STL
+ CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
+ CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
+#endif
+}
+
+void StringTestCase::ExplicitConversion()
+{
+ wxString s("foo");
+
+ CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
+ CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
+ CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
+
+ CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
+ CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
+ CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
+}
+
+void StringTestCase::IndexedAccess()
+{
+ wxString s("bar");
+ CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
+
+ // this tests for a possible bug in UTF-8 based wxString implementation:
+ // the 3rd character of the underlying byte string is going to change, but
+ // the 3rd character of wxString should remain the same
+ s[0] = L'\xe9';
+ CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
}
+void StringTestCase::BeforeAndAfter()
+{
+ // Construct a string with 2 equal signs in it by concatenating its three
+ // parts: before the first "=", in between the two "="s and after the last
+ // one. This allows to avoid duplicating the string contents (which has to
+ // be different for Unicode and ANSI builds) in the tests below.
+#if wxUSE_UNICODE
+ #define FIRST_PART L"letter"
+ #define MIDDLE_PART L"\xe9;\xe7a"
+ #define LAST_PART L"l\xe0"
+#else // !wxUSE_UNICODE
+ #define FIRST_PART "letter"
+ #define MIDDLE_PART "e;ca"
+ #define LAST_PART "la"
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+
+ const wxString s(FIRST_PART wxT("=") MIDDLE_PART wxT("=") LAST_PART);
+
+ wxString r;
+
+ CPPUNIT_ASSERT_EQUAL( FIRST_PART, s.BeforeFirst('=', &r) );
+ CPPUNIT_ASSERT_EQUAL( MIDDLE_PART wxT("=") LAST_PART, r );
+
+ CPPUNIT_ASSERT_EQUAL( s, s.BeforeFirst('!', &r) );
+ CPPUNIT_ASSERT_EQUAL( "", r );
+
+
+ CPPUNIT_ASSERT_EQUAL( FIRST_PART wxT("=") MIDDLE_PART, s.BeforeLast('=', &r) );
+ CPPUNIT_ASSERT_EQUAL( LAST_PART, r );
+
+ CPPUNIT_ASSERT_EQUAL( "", s.BeforeLast('!', &r) );
+ CPPUNIT_ASSERT_EQUAL( s, r );
+
+
+ CPPUNIT_ASSERT_EQUAL( MIDDLE_PART wxT("=") LAST_PART, s.AfterFirst('=') );
+ CPPUNIT_ASSERT_EQUAL( "", s.AfterFirst('!') );
+
+
+ CPPUNIT_ASSERT_EQUAL( LAST_PART, s.AfterLast('=') );
+ CPPUNIT_ASSERT_EQUAL( s, s.AfterLast('!') );
+
+ #undef LAST_PART
+ #undef MIDDLE_PART
+ #undef FIRST_PART
+}
+
+void StringTestCase::ScopedBuffers()
+{
+ // wxString relies on efficient buffers, verify they work as they should
+
+ const char *literal = "Hello World!";
+
+ // non-owned buffer points to the string passed to it
+ wxScopedCharBuffer sbuf = wxScopedCharBuffer::CreateNonOwned(literal);
+ CPPUNIT_ASSERT( sbuf.data() == literal );
+
+ // a copy of scoped non-owned buffer still points to the same string
+ wxScopedCharBuffer sbuf2(sbuf);
+ CPPUNIT_ASSERT( sbuf.data() == sbuf2.data() );
+
+ // but assigning it to wxCharBuffer makes a full copy
+ wxCharBuffer buf(sbuf);
+ CPPUNIT_ASSERT( buf.data() != literal );
+ CPPUNIT_ASSERT_EQUAL( literal, buf.data() );
+
+ wxCharBuffer buf2 = sbuf;
+ CPPUNIT_ASSERT( buf2.data() != literal );
+ CPPUNIT_ASSERT_EQUAL( literal, buf.data() );
+
+ // Check that extending the buffer keeps it NUL-terminated.
+ size_t len = 10;
+
+ wxCharBuffer buf3(len);
+ CPPUNIT_ASSERT_EQUAL('\0', buf3.data()[len]);
+
+ wxCharBuffer buf4;
+ buf4.extend(len);
+ CPPUNIT_ASSERT_EQUAL('\0', buf4.data()[len]);
+
+ wxCharBuffer buf5(5);
+ buf5.extend(len);
+ CPPUNIT_ASSERT_EQUAL('\0', buf5.data()[len]);
+}