+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()) );
+
+ // 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]);
+}
projects / wxWidgets.git / blobdiff