+
+void StringTestCase::StringBuf()
+{
+ // check that buffer can be used to write into the string
+ wxString s;
+ wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
+
+ CPPUNIT_ASSERT_EQUAL(3, s.length());
+ CPPUNIT_ASSERT(_T('f') == s[0u]);
+ CPPUNIT_ASSERT(_T('o') == s[1]);
+ CPPUNIT_ASSERT(_T('o') == s[2]);
+
+ {
+ // also check that the buffer initially contains the original string
+ // contents
+ wxStringBuffer buf(s, 10);
+ CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
+ CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
+ CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
+ CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
+ }
+
+ {
+ wxStringBufferLength buf(s, 10);
+ CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
+ CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
+ CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
+ CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
+
+ // and check that it can be used to write only the specified number of
+ // characters to the string
+ wxStrcpy(buf, _T("barrbaz"));
+ buf.SetLength(4);
+ }
+
+ CPPUNIT_ASSERT_EQUAL(4, s.length());
+ CPPUNIT_ASSERT(_T('b') == s[0u]);
+ CPPUNIT_ASSERT(_T('a') == s[1]);
+ CPPUNIT_ASSERT(_T('r') == s[2]);
+ CPPUNIT_ASSERT(_T('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' );
+ 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()) );
+
+ // 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()
+{
+ const wxString s(L"letter=\xe9;\xe7a=l\xe0");
+
+ CPPUNIT_ASSERT_EQUAL( "letter", s.BeforeFirst('=') );
+ CPPUNIT_ASSERT_EQUAL( s, s.BeforeFirst('!') );
+ CPPUNIT_ASSERT_EQUAL( L"letter=\xe9", s.BeforeFirst(';') );
+
+ CPPUNIT_ASSERT_EQUAL( L"letter=\xe9;\xe7a", s.BeforeLast('=') );
+ CPPUNIT_ASSERT_EQUAL( "", s.BeforeLast('!') );
+ CPPUNIT_ASSERT_EQUAL( L"letter=\xe9", s.BeforeLast(';') );
+
+ CPPUNIT_ASSERT_EQUAL( L"\xe9;\xe7a=l\xe0", s.AfterFirst('=') );
+ CPPUNIT_ASSERT_EQUAL( "", s.AfterFirst('!') );
+ CPPUNIT_ASSERT_EQUAL( L"\xe7a=l\xe0", s.AfterFirst(';') );
+
+ CPPUNIT_ASSERT_EQUAL( L"l\xe0", s.AfterLast('=') );
+ CPPUNIT_ASSERT_EQUAL( s, s.AfterLast('!') );
+ CPPUNIT_ASSERT_EQUAL( L"\xe7a=l\xe0", s.AfterLast(';') );
+}
+
projects / wxWidgets.git / blobdiff