// Purpose: Unicode unit test
// Author: Vadim Zeitlin, Wlodzimierz ABX Skiba
// Created: 2004-04-28
-// RCS-ID: $Id$
// Copyright: (c) 2004 Vadim Zeitlin, Wlodzimierz Skiba
///////////////////////////////////////////////////////////////////////////////
#endif
#ifndef WX_PRECOMP
+ #include "wx/wx.h"
#endif // WX_PRECOMP
+#include "wx/encconv.h"
+
// ----------------------------------------------------------------------------
-// local functions
+// helper class holding the matching MB and WC strings
// ----------------------------------------------------------------------------
-#if wxUSE_WCHAR_T && !wxUSE_UNICODE
-
-// in case wcscmp is missing
-static int wx_wcscmp(const wchar_t *s1, const wchar_t *s2)
+struct StringConversionData
{
- while (*s1 == *s2 && *s1 != 0)
+ // either str or wcs (but not both) may be NULL, this means that the conversion
+ // to it should fail
+ StringConversionData(const char *str_, const wchar_t *wcs_, int flags_ = 0)
+ : str(str_), wcs(wcs_), flags(flags_)
{
- s1++;
- s2++;
}
- return *s1 - *s2;
-}
-#endif // wxUSE_WCHAR_T && !wxUSE_UNICODE
+ const char * const str;
+ const wchar_t * const wcs;
+
+ enum
+ {
+ TEST_BOTH = 0, // test both str -> wcs and wcs -> str
+ ONLY_MB2WC = 1 // only test str -> wcs conversion
+ };
+
+ const int flags;
+
+ // test that the conversion between str and wcs (subject to flags) succeeds
+ //
+ // the first argument is the index in the test array and is used solely for
+ // diagnostics
+ void Test(size_t n, wxMBConv& conv) const
+ {
+ if ( str )
+ {
+ wxWCharBuffer wbuf = conv.cMB2WC(str);
+
+ if ( wcs )
+ {
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "MB2WC failed"),
+ wbuf.data()
+ );
+
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "MB2WC", wbuf, wcs),
+ wxStrcmp(wbuf, wcs) == 0
+ );
+ }
+ else // conversion is supposed to fail
+ {
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "MB2WC succeeded"),
+ !wbuf.data()
+ );
+ }
+ }
+
+ if ( wcs && !(flags & ONLY_MB2WC) )
+ {
+ wxCharBuffer buf = conv.cWC2MB(wcs);
+
+ if ( str )
+ {
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "WC2MB failed"),
+ buf.data()
+ );
+
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "WC2MB", buf, str),
+ strcmp(buf, str) == 0
+ );
+ }
+ else
+ {
+ CPPUNIT_ASSERT_MESSAGE
+ (
+ Message(n, "WC2MB succeeded"),
+ !buf.data()
+ );
+ }
+ }
+ }
+
+private:
+ static std::string
+ Message(size_t n, const wxString& msg)
+ {
+ return std::string(wxString::Format("#%lu: %s", (unsigned long)n, msg));
+ }
+
+ template <typename T>
+ static std::string
+ Message(size_t n,
+ const char *func,
+ const wxCharTypeBuffer<T>& actual,
+ const T *expected)
+ {
+ return Message(n,
+ wxString::Format("%s returned \"%s\", expected \"%s\"",
+ func, actual.data(), expected));
+ }
+};
// ----------------------------------------------------------------------------
// test class
private:
CPPUNIT_TEST_SUITE( UnicodeTestCase );
CPPUNIT_TEST( ToFromAscii );
-#if wxUSE_WCHAR_T
CPPUNIT_TEST( ConstructorsWithConversion );
- CPPUNIT_TEST( ConversionEmpty );
+ CPPUNIT_TEST( ConversionFixed );
CPPUNIT_TEST( ConversionWithNULs );
CPPUNIT_TEST( ConversionUTF7 );
CPPUNIT_TEST( ConversionUTF8 );
CPPUNIT_TEST( ConversionUTF16 );
CPPUNIT_TEST( ConversionUTF32 );
CPPUNIT_TEST( IsConvOk );
-#endif // wxUSE_WCHAR_T
+#if wxUSE_UNICODE
+ CPPUNIT_TEST( Iteration );
+#endif
CPPUNIT_TEST_SUITE_END();
void ToFromAscii();
-#if wxUSE_WCHAR_T
void ConstructorsWithConversion();
- void ConversionEmpty();
+ void ConversionFixed();
void ConversionWithNULs();
void ConversionUTF7();
void ConversionUTF8();
void ConversionUTF16();
void ConversionUTF32();
void IsConvOk();
-
- // test if converting s using the given encoding gives ws and vice versa
- //
- // if either of the first 2 arguments is NULL, the conversion is supposed
- // to fail
- void DoTestConversion(const char *s, const wchar_t *w, wxMBConv& conv);
-#endif // wxUSE_WCHAR_T
-
+#if wxUSE_UNICODE
+ void Iteration();
+#endif
DECLARE_NO_COPY_CLASS(UnicodeTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( UnicodeTestCase );
-// also include in it's own registry so that these tests can be run alone
-CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( UnicodeTestCase, "Unicode" );
+// also include in its own registry so that these tests can be run alone
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( UnicodeTestCase, "UnicodeTestCase" );
UnicodeTestCase::UnicodeTestCase()
{
TEST_TO_FROM_ASCII( "additional \" special \t test \\ component \n :-)" );
}
-#if wxUSE_WCHAR_T
void UnicodeTestCase::ConstructorsWithConversion()
{
- // the string "Déjà" in UTF-8 and wchar_t:
+ // the string "Déjà" in UTF-8 and wchar_t:
const unsigned char utf8Buf[] = {0x44,0xC3,0xA9,0x6A,0xC3,0xA0,0};
- const wchar_t wchar[] = {0x44,0xE9,0x6A,0xE0,0};
- const unsigned char utf8subBuf[] = {0x44,0xC3,0xA9,0x6A,0}; // just "Déj"
+ const unsigned char utf8subBuf[] = {0x44,0xC3,0xA9,0x6A,0}; // just "Déj"
const char *utf8 = (char *)utf8Buf;
const char *utf8sub = (char *)utf8subBuf;
wxString s1(utf8, wxConvUTF8);
- wxString s2(wchar, wxConvUTF8);
#if wxUSE_UNICODE
- CPPUNIT_ASSERT( s1 == wchar );
- CPPUNIT_ASSERT( s2 == wchar );
+ const wchar_t wchar[] = {0x44,0xE9,0x6A,0xE0,0};
+ CPPUNIT_ASSERT_EQUAL( wchar, s1 );
+
+ wxString s2(wchar);
+ CPPUNIT_ASSERT_EQUAL( wchar, s2 );
+ CPPUNIT_ASSERT_EQUAL( wxString::FromUTF8(utf8), s2 );
#else
- CPPUNIT_ASSERT( s1 == utf8 );
- CPPUNIT_ASSERT( s2 == utf8 );
+ CPPUNIT_ASSERT_EQUAL( utf8, s1 );
#endif
wxString sub(utf8sub, wxConvUTF8); // "Dej" substring
wxString s3(utf8, wxConvUTF8, 4);
- wxString s4(wchar, wxConvUTF8, 3);
-
- CPPUNIT_ASSERT( s3 == sub );
- CPPUNIT_ASSERT( s4 == sub );
+ CPPUNIT_ASSERT_EQUAL( sub, s3 );
#if wxUSE_UNICODE
- CPPUNIT_ASSERT ( wxString("\t[pl]open.format.Sformatuj dyskietkê=gfloppy %f",
- wxConvUTF8) == wxT("") ); //should stop at pos 35
-#endif
+ wxString s4(wchar, wxConvUTF8, 3);
+ CPPUNIT_ASSERT_EQUAL( sub, s4 );
+
+ // conversion should stop with failure at pos 35
+ wxString s("\t[pl]open.format.Sformatuj dyskietk\xea=gfloppy %f", wxConvUTF8);
+ CPPUNIT_ASSERT( s.empty() );
+#endif // wxUSE_UNICODE
// test using Unicode strings together with char* strings (this must work
// in ANSI mode as well, of course):
wxString s5("ascii");
- CPPUNIT_ASSERT( s5 == "ascii" );
+ CPPUNIT_ASSERT_EQUAL( "ascii", s5 );
s5 += " value";
CPPUNIT_ASSERT( strcmp(s5.mb_str(), "ascii value") == 0 );
- CPPUNIT_ASSERT( s5 == "ascii value" );
+ CPPUNIT_ASSERT_EQUAL( "ascii value", s5 );
CPPUNIT_ASSERT( s5 != "SomethingElse" );
}
-void UnicodeTestCase::ConversionEmpty()
+void UnicodeTestCase::ConversionFixed()
{
size_t len;
#if wxUSE_UNICODE
- wxCharBuffer buf = wxConvLibc.cWC2MB(L"", 0, &len);
+ wxConvLibc.cWC2MB(L"", 0, &len);
#else // !wxUSE_UNICODE
- wxWCharBuffer wbuf = wxConvLibc.cMB2WC("", 0, &len);
+ wxConvLibc.cMB2WC("", 0, &len);
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
- CPPUNIT_ASSERT(len == 0);
+ CPPUNIT_ASSERT_EQUAL( 0, len );
+
+#if wxUSE_UNICODE
+ // check that when we convert a fixed number of characters we obtain the
+ // expected return value
+ CPPUNIT_ASSERT_EQUAL( 0, wxConvLibc.ToWChar(NULL, 0, "", 0) );
+ CPPUNIT_ASSERT_EQUAL( 1, wxConvLibc.ToWChar(NULL, 0, "x", 1) );
+ CPPUNIT_ASSERT_EQUAL( 2, wxConvLibc.ToWChar(NULL, 0, "x", 2) );
+ CPPUNIT_ASSERT_EQUAL( 2, wxConvLibc.ToWChar(NULL, 0, "xy", 2) );
+#endif // wxUSE_UNICODE
}
void UnicodeTestCase::ConversionWithNULs()
CPPUNIT_ASSERT( wxTmemcmp(szTheString2.c_str(), L"The\0String",
lenNulString + 1) == 0 );
#else // !wxUSE_UNICODE
- wxString szTheString(wxT("TheString"));
+ wxString szTheString("TheString");
szTheString.insert(3, 1, '\0');
wxWCharBuffer theBuffer = szTheString.wc_str(wxConvLibc);
CPPUNIT_ASSERT( memcmp(theBuffer.data(), L"The\0String", 11 * sizeof(wchar_t)) == 0 );
- wxString szLocalTheString(wxT("TheString"));
+ wxString szLocalTheString("TheString");
szLocalTheString.insert(3, 1, '\0');
wxWCharBuffer theLocalBuffer = szLocalTheString.wc_str(wxConvLocal);
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
}
-void
-UnicodeTestCase::DoTestConversion(const char *s,
- const wchar_t *ws,
- wxMBConv& conv)
-{
-#if wxUSE_UNICODE
- if ( ws )
- {
- wxCharBuffer buf = conv.cWC2MB(ws, (size_t)-1, NULL);
-
- CPPUNIT_ASSERT( strcmp(buf, s) == 0 );
- }
-#else // wxUSE_UNICODE
- if ( s )
- {
- wxWCharBuffer wbuf = conv.cMB2WC(s, (size_t)-1, NULL);
-
- if ( ws )
- {
- CPPUNIT_ASSERT( wbuf.data() );
- CPPUNIT_ASSERT( wx_wcscmp(wbuf, ws) == 0 );
- }
- else // conversion is supposed to fail
- {
- CPPUNIT_ASSERT_EQUAL( (wchar_t *)NULL, wbuf.data() );
- }
- }
-#endif // wxUSE_UNICODE/!wxUSE_UNICODE
-}
-
-struct StringConversionData
-{
- const char *str;
- const wchar_t *wcs;
-};
-
void UnicodeTestCase::ConversionUTF7()
{
static const StringConversionData utf7data[] =
{
- { "+-", L"+" },
- { "+--", L"+-" },
+ // normal fragments
+ StringConversionData("+AKM-", L"\xa3"),
+ StringConversionData("+AOk-t+AOk-", L"\xe9t\xe9"),
-#ifdef wxHAVE_U_ESCAPE
- { "+AKM-", L"\u00a3" },
-#endif // wxHAVE_U_ESCAPE
+ // this one is an alternative valid encoding of the same string
+ StringConversionData("+AOk-t+AOk", L"\xe9t\xe9",
+ StringConversionData::ONLY_MB2WC),
+
+ // some special cases
+ StringConversionData("+-", L"+"),
+ StringConversionData("+--", L"+-"),
// the following are invalid UTF-7 sequences
- { "+", NULL },
- { "+~", NULL },
- { "a+", NULL },
+ StringConversionData("\xa3", NULL),
+ StringConversionData("+", NULL),
+ StringConversionData("+~", NULL),
+ StringConversionData("a+", NULL),
};
- wxCSConv conv(_T("utf-7"));
for ( size_t n = 0; n < WXSIZEOF(utf7data); n++ )
{
const StringConversionData& d = utf7data[n];
//
// I have no idea how to fix this so just disable the test for now
#if 0
- DoTestConversion(d.str, d.wcs, conv);
+ d.Test(n, wxCSConv("utf-7"));
#endif
- DoTestConversion(d.str, d.wcs, wxConvUTF7);
+ d.Test(n, wxConvUTF7);
}
}
static const StringConversionData utf8data[] =
{
#ifdef wxHAVE_U_ESCAPE
- { "\xc2\xa3", L"\u00a3" },
+ StringConversionData("\xc2\xa3", L"\u00a3"),
#endif
- { "\xc2", NULL },
+ StringConversionData("\xc2", NULL),
};
- wxCSConv conv(_T("utf-8"));
+ wxCSConv conv(wxT("utf-8"));
for ( size_t n = 0; n < WXSIZEOF(utf8data); n++ )
{
const StringConversionData& d = utf8data[n];
- DoTestConversion(d.str, d.wcs, conv);
- DoTestConversion(d.str, d.wcs, wxConvUTF8);
+ d.Test(n, conv);
+ d.Test(n, wxConvUTF8);
}
}
static const StringConversionData utf16data[] =
{
#ifdef wxHAVE_U_ESCAPE
- { "\x04\x1f\x04\x40\x04\x38\x04\x32\x04\x35\x04\x42\0\0",
- L"\u041f\u0440\u0438\u0432\u0435\u0442" },
- { "\x01\0\0b\x01\0\0a\x01\0\0r\0\0", L"\u0100b\u0100a\u0100r" },
+ StringConversionData(
+ "\x04\x1f\x04\x40\x04\x38\x04\x32\x04\x35\x04\x42\0\0",
+ L"\u041f\u0440\u0438\u0432\u0435\u0442"),
+ StringConversionData(
+ "\x01\0\0b\x01\0\0a\x01\0\0r\0\0",
+ L"\u0100b\u0100a\u0100r"),
#endif
- { "\0f\0o\0o\0\0", L"foo" },
+ StringConversionData("\0f\0o\0o\0\0", L"foo"),
};
wxCSConv conv(wxFONTENCODING_UTF16BE);
for ( size_t n = 0; n < WXSIZEOF(utf16data); n++ )
{
const StringConversionData& d = utf16data[n];
- DoTestConversion(d.str, d.wcs, conv);
+ d.Test(n, conv);
}
// special case: this string has consecutive NULs inside it which don't
// terminate the string, this exposed a bug in our conversion code which
// got confused in this case
size_t len;
- wxWCharBuffer wbuf(conv.cMB2WC("\x01\0\0B\0C" /* A macron BC */, 6, &len));
- CPPUNIT_ASSERT_EQUAL( (size_t)3, len );
+ conv.cMB2WC("\x01\0\0B\0C" /* A macron BC */, 6, &len);
+ CPPUNIT_ASSERT_EQUAL( 3, len );
}
void UnicodeTestCase::ConversionUTF32()
static const StringConversionData utf32data[] =
{
#ifdef wxHAVE_U_ESCAPE
- {
+ StringConversionData(
"\0\0\x04\x1f\0\0\x04\x40\0\0\x04\x38\0\0\x04\x32\0\0\x04\x35\0\0\x04\x42\0\0\0\0",
- L"\u041f\u0440\u0438\u0432\u0435\u0442" },
+ L"\u041f\u0440\u0438\u0432\u0435\u0442"),
#endif
- { "\0\0\0f\0\0\0o\0\0\0o\0\0\0\0", L"foo" },
+ StringConversionData("\0\0\0f\0\0\0o\0\0\0o\0\0\0\0", L"foo"),
};
wxCSConv conv(wxFONTENCODING_UTF32BE);
for ( size_t n = 0; n < WXSIZEOF(utf32data); n++ )
{
const StringConversionData& d = utf32data[n];
- DoTestConversion(d.str, d.wcs, conv);
+ d.Test(n, conv);
}
size_t len;
- wxWCharBuffer wbuf(conv.cMB2WC("\0\0\x01\0\0\0\0B\0\0\0C" /* A macron BC */,
- 12, &len));
- CPPUNIT_ASSERT_EQUAL( (size_t)3, len );
+ conv.cMB2WC("\0\0\x01\0\0\0\0B\0\0\0C" /* A macron BC */, 12, &len);
+ CPPUNIT_ASSERT_EQUAL( 3, len );
}
void UnicodeTestCase::IsConvOk()
{
CPPUNIT_ASSERT( wxCSConv(wxFONTENCODING_SYSTEM).IsOk() );
- CPPUNIT_ASSERT( wxCSConv(_T("UTF-8")).IsOk() );
- CPPUNIT_ASSERT( !wxCSConv(_T("NoSuchConversion")).IsOk() );
+ CPPUNIT_ASSERT( wxCSConv("US-ASCII").IsOk() );
+ CPPUNIT_ASSERT( wxCSConv("UTF-8").IsOk() );
+ CPPUNIT_ASSERT( !wxCSConv("NoSuchConversion").IsOk() );
#ifdef __WINDOWS__
- CPPUNIT_ASSERT( wxCSConv(_T("WINDOWS-437")).IsOk() );
+ CPPUNIT_ASSERT( wxCSConv("WINDOWS-437").IsOk() );
#endif
}
-#endif // wxUSE_WCHAR_T
+#if wxUSE_UNICODE
+void UnicodeTestCase::Iteration()
+{
+ // "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 text(wxString::FromUTF8(textUTF8));
+ CPPUNIT_ASSERT( wxStrcmp(text.wc_str(), textUTF16) == 0 );
+
+ // verify the string was decoded correctly:
+ {
+ size_t idx = 0;
+ for ( wxString::const_iterator i = text.begin(); i != text.end(); ++i, ++idx )
+ {
+ CPPUNIT_ASSERT( *i == textUTF16[idx] );
+ }
+ }
+
+ // overwrite the string with something that is shorter in UTF-8:
+ {
+ for ( wxString::iterator i = text.begin(); i != text.end(); ++i )
+ *i = 'x';
+ }
+
+ // restore the original text now:
+ {
+ wxString::iterator end1 = text.end();
+ wxString::const_iterator end2 = text.end();
+
+ size_t idx = 0;
+ for ( wxString::iterator i = text.begin(); i != text.end(); ++i, ++idx )
+ {
+ *i = textUTF16[idx];
+
+ CPPUNIT_ASSERT( end1 == text.end() );
+ CPPUNIT_ASSERT( end2 == text.end() );
+ }
+
+ CPPUNIT_ASSERT( end1 == text.end() );
+ CPPUNIT_ASSERT( end2 == text.end() );
+ }
+
+ // and verify it again:
+ {
+ size_t idx = 0;
+ for ( wxString::const_iterator i = text.begin(); i != text.end(); ++i, ++idx )
+ {
+ CPPUNIT_ASSERT( *i == textUTF16[idx] );
+ }
+ }
+}
+#endif // wxUSE_UNICODE
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