// http://www.gnu.org/software/libc/manual/html_node/Formatted-Output.html
-
// ----------------------------------------------------------------------------
// global utilities for testing
// ----------------------------------------------------------------------------
#define ASSERT_STR_EQUAL( a, b ) \
CPPUNIT_ASSERT_EQUAL( wxString(a), wxString(b) );
-#define CMP5(expected, x, y, z, w) \
- r=wxSnprintf(buf, MAX_TEST_LEN, wxT(x), y, z, w); \
- CPPUNIT_ASSERT( r == (int)wxStrlen(buf) ); \
+#define CMP6(expected, fmt, y, z, w, t) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt), y, z, w, t); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
+ ASSERT_STR_EQUAL( wxT(expected), buf );
+
+#define CMP5(expected, fmt, y, z, w) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt), y, z, w); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
ASSERT_STR_EQUAL( wxT(expected), buf );
-#define CMP4(expected, x, y, z) \
- r=wxSnprintf(buf, MAX_TEST_LEN, wxT(x), y, z); \
- CPPUNIT_ASSERT( r == (int)wxStrlen(buf) ); \
+#define CMP4(expected, fmt, y, z) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt), y, z); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
ASSERT_STR_EQUAL( wxT(expected), buf );
-#define CMP3(expected, x, y) \
- r=wxSnprintf(buf, MAX_TEST_LEN, wxT(x), y); \
- CPPUNIT_ASSERT( r == (int)wxStrlen(buf) ); \
+#define CMP3(expected, fmt, y) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt), y); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
ASSERT_STR_EQUAL( wxT(expected), buf );
-#define CMP2(expected, x) \
- r=wxSnprintf(buf, MAX_TEST_LEN, wxT(x)); \
- CPPUNIT_ASSERT( r == (int)wxStrlen(buf) ); \
+#define CMP3i(expected, fmt, y) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt), y); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
+ WX_ASSERT_MESSAGE( ("Expected \"%s\", got \"%s\"", expected, buf), \
+ wxStricmp(expected, buf) == 0 );
+
+#define CMP2(expected, fmt) \
+ r=wxSnprintf(buf, MAX_TEST_LEN, wxT(fmt)); \
+ CPPUNIT_ASSERT_EQUAL( r, wxStrlen(buf) ); \
ASSERT_STR_EQUAL( wxT(expected), buf );
// NOTE: this macro is used also with too-small buffers (see Miscellaneous())
// test function, thus the return value can be > size and thus we
// cannot check if r == (int)wxStrlen(buf)
-#define CMPTOSIZE(buffer, size, expected, fmt, x, y, z, w) \
- r=wxSnprintf(buffer, size, wxT(fmt), x, y, z, w); \
- CPPUNIT_ASSERT( r > 0 ); \
- CPPUNIT_ASSERT_EQUAL( wxString(wxT(expected)).Left(size - 1), \
- wxString(buffer) )
+#define CMPTOSIZE(buffer, size, failuremsg, expected, fmt, x, y, z, w) \
+ r=wxSnprintf(buffer, size, wxT(fmt), x, y, z, w); \
+ CPPUNIT_ASSERT( r > 0 ); \
+ CPPUNIT_ASSERT_EQUAL_MESSAGE( \
+ failuremsg, \
+ wxString(wxT(expected)).Left(size - 1), \
+ wxString(buffer))
// this is the same as wxSnprintf() but it passes the format string to
-// wxVsnprintf() without using ATTRIBUTE_PRINTF and thus suppresses the gcc
+// wxVsnprintf() without using WX_ATTRIBUTE_PRINTF and thus suppresses the gcc
// checks (and resulting warnings) for the format string
//
// use with extreme care and only when you're really sure the warnings must be
class VsnprintfTestCase : public CppUnit::TestCase
{
public:
- VsnprintfTestCase();
+ VsnprintfTestCase() {}
+
+ virtual void setUp();
private:
CPPUNIT_TEST_SUITE( VsnprintfTestCase );
#endif
CPPUNIT_TEST( BigToSmallBuffer );
-#if wxUSE_WXVSNPRINTF
CPPUNIT_TEST( WrongFormatStrings );
-#endif // wxUSE_WXVSNPRINTF
CPPUNIT_TEST( Miscellaneous );
+ CPPUNIT_TEST( GlibcMisc1 );
+ CPPUNIT_TEST( GlibcMisc2 );
CPPUNIT_TEST_SUITE_END();
void C();
#endif
void Unicode();
+ template<typename T>
+ void DoBigToSmallBuffer(T *buffer, int size);
void BigToSmallBuffer();
-#if wxUSE_WXVSNPRINTF
+
void WrongFormatStrings();
-#endif // wxUSE_WXVSNPRINTF
- void Miscellaneous();
- template<typename T> void Misc(T *buffer, int size);
// compares the expectedString and the result of wxVsnprintf() char by char
// for all its lenght (not only for first expectedLen chars) and also
// checks the return value
void DoMisc(int expectedLen, const wxString& expectedString,
size_t max, const wxChar *format, ...);
+ void Miscellaneous();
+
+ void GlibcMisc1();
+ void GlibcMisc2();
DECLARE_NO_COPY_CLASS(VsnprintfTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( VsnprintfTestCase );
-// 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( VsnprintfTestCase, "VsnprintfTestCase" );
-VsnprintfTestCase::VsnprintfTestCase()
+void VsnprintfTestCase::setUp()
{
// this call is required to avoid check failures when running on machines
// with a locale where the decimal point is not '.'
- wxSetlocale(LC_NUMERIC, "English");
+ wxSetlocale(LC_ALL, "C");
}
void VsnprintfTestCase::C()
void VsnprintfTestCase::P()
{
- // WARNING: printing of pointers is not fully standard.
- // GNU prints them as %#x except for NULL pointers which are
- // printed as '(nil)'.
- // MSVC always print them as %8X on 32 bit systems and as %16X
- // on 64 bit systems
-#ifdef __VISUALC__
+ // The exact format used for "%p" is not specified by the standard and so
+ // varies among different platforms, so we need to expect different results
+ // here (remember that while we test our own wxPrintf() code here, it uses
+ // the system sprintf() for actual formatting so the results are still
+ // different under different systems).
+
+#ifdef wxUSING_VC_CRT_IO
+ // MSVC always prints pointers as %8X on 32 bit systems and as %16X on 64
+ // bit systems.
#if SIZEOF_VOID_P == 4
- CMP3("00ABCDEF", "%p", (void*)0xABCDEF);
+ CMP3i("00ABCDEF", "%p", (void*)0xABCDEF);
CMP3("00000000", "%p", (void*)NULL);
#elif SIZEOF_VOID_P == 8
- CMP3("0000ABCDEFABCDEF", "%p", (void*)0xABCDEFABCDEF);
+ CMP3i("0000ABCDEFABCDEF", "%p", (void*)0xABCDEFABCDEF);
CMP3("0000000000000000", "%p", (void*)NULL);
#endif
+#elif defined(__MINGW32__)
+ // mingw32 uses MSVC CRT in old versions but is own implementation now
+ // which is somewhere in the middle as it uses %8x, so to catch both cases
+ // we use case-insensitive comparison here.
+ CMP3("0xabcdef", "%p", (void*)0xABCDEF);
+ CMP3("0", "%p", (void*)NULL);
#elif defined(__GNUG__)
+ // glibc prints pointers as %#x except for NULL pointers which are printed
+ // as '(nil)'.
CMP3("0xabcdef", "%p", (void*)0xABCDEF);
CMP3("(nil)", "%p", (void*)NULL);
#endif
{
int nchar;
- wxSnprintf(buf, MAX_TEST_LEN, _T("%d %s%n\n"), 3, _T("bears"), &nchar);
+ wxSnprintf(buf, MAX_TEST_LEN, wxT("%d %s%n\n"), 3, wxT("bears"), &nchar);
CPPUNIT_ASSERT_EQUAL( 7, nchar );
}
CMP3("abcde", "%.5s", wxT("abcdefghi"));
// do the same tests but with Unicode characters:
-#if wxUSE_UNICODE && !defined(__VISUALC__) // FIXME: this doesn't compile with VC7
- #define ALPHA "\x3B1"
- #define BETA "\x3B2"
- #define GAMMA "\x3B3"
- #define DELTA "\x3B4"
- #define EPSILON "\x3B5"
- #define ZETA "\x3B6"
- #define ETA "\x3B7"
- #define THETA "\x3B8"
- #define IOTA "\x3B9"
-
- #define ABC ALPHA BETA GAMMA
- #define ABCDE ALPHA BETA GAMMA DELTA EPSILON
- #define ABCDEFGHI ALPHA BETA GAMMA DELTA EPSILON ZETA ETA THETA IOTA
-
- CMP3(" " ABC, "%5s", wxT(ABC));
- CMP3(" " ALPHA, "%5s", wxT(ALPHA));
- CMP3(ABCDEFGHI, "%5s", wxT(ABCDEFGHI));
- CMP3(ABC " ", "%-5s", wxT(ABC));
- CMP3(ABCDEFGHI, "%-5s", wxT(ABCDEFGHI));
-
- CMP3(ABCDE, "%.5s", wxT(ABCDEFGHI));
-#endif
+#if wxUSE_UNICODE
- // test a string which have the NULL character after "ab";
+ // Unicode code points from U+03B1 to U+03B9 are the greek letters alpha-iota;
+ // UTF8 encoding of such code points is 0xCEB1 to 0xCEB9
+
+#define ALPHA "\xCE\xB1"
+ // alpha
+#define ABC "\xCE\xB1\xCE\xB2\xCE\xB3"
+ // alpha+beta+gamma
+#define ABCDE "\xCE\xB1\xCE\xB2\xCE\xB3\xCE\xB4\xCE\xB5"
+ // alpha+beta+gamma+delta+epsilon
+#define ABCDEFGHI "\xCE\xB1\xCE\xB2\xCE\xB3\xCE\xB4\xCE\xB5\xCE\xB6\xCE\xB7\xCE\xB8\xCE\xB9"
+ // alpha+beta+gamma+delta+epsilon+zeta+eta+theta+iota
+
+ // the 'expected' and 'arg' parameters of this macro are supposed to be
+ // UTF-8 strings
+#define CMP3_UTF8(expected, fmt, arg) \
+ CPPUNIT_ASSERT_EQUAL \
+ ( \
+ wxString::FromUTF8(expected).length(), \
+ wxSnprintf(buf, MAX_TEST_LEN, fmt, wxString::FromUTF8(arg)) \
+ ); \
+ CPPUNIT_ASSERT_EQUAL \
+ ( \
+ wxString::FromUTF8(expected), \
+ buf \
+ )
+
+ CMP3_UTF8(" " ABC, "%5s", ABC);
+ CMP3_UTF8(" " ALPHA, "%5s", ALPHA);
+ CMP3_UTF8(ABCDEFGHI, "%5s", ABCDEFGHI);
+ CMP3_UTF8(ABC " ", "%-5s", ABC);
+ CMP3_UTF8(ABCDEFGHI, "%-5s", ABCDEFGHI);
+ CMP3_UTF8(ABCDE, "%.5s", ABCDEFGHI);
+#endif // wxUSE_UNICODE
+
+ // test a string which has a NULL character after "ab";
// obviously it should be handled exactly like just as "ab"
CMP3(" ab", "%5s", wxT("ab\0cdefghi"));
}
CMP5("0.1", "%*.*f", 3, 1, 0.123);
CMP4("%0.002", "%%%.*f", 3, 0.0023456789);
+
+ CMP4(" a", "%*c", 8, 'a');
+ CMP4(" four", "%*s", 8, "four");
+ CMP6(" four four", "%*s %*s", 8, "four", 6, "four");
}
void VsnprintfTestCase::Percent()
CMP3("123456789", "%llu", (wxULongLong_t)123456789);
-#ifdef __WXMSW__
+#ifdef __WINDOWS__
CMP3("123456789", "%I64d", (wxLongLong_t)123456789);
CMP3("123456789abcdef", "%I64x", wxLL(0x123456789abcdef));
#endif
}
#endif
+void VsnprintfTestCase::WrongFormatStrings()
+{
+ // test how wxVsnprintf() behaves with wrong format string:
+
+#if 0
+ // NB: the next 2 tests currently return an error but it would be nice
+ // if they didn't (see ticket #9367)
+
+ // two positionals with the same index:
+ r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$s %1$s"), "hello");
+ CPPUNIT_ASSERT(r != -1);
+
+ // three positionals with the same index mixed with other pos args:
+ r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%4$d %2$f %1$s %2$s %3$d"), "hello", "world", 3, 4);
+ CPPUNIT_ASSERT(r != -1);
+#endif
+
+ // a missing positional arg should result in an assert
+ WX_ASSERT_FAILS_WITH_ASSERT(
+ wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$d %3$d"), 1, 2, 3) );
+
+ // positional and non-positionals in the same format string:
+ r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$d %d %3$d"), 1, 2, 3);
+ CPPUNIT_ASSERT_EQUAL(-1, r);
+}
+
+// BigToSmallBuffer() test case helper:
template<typename T>
-void VsnprintfTestCase::Misc(T *buffer, int size)
+void VsnprintfTestCase::DoBigToSmallBuffer(T *buffer, int size)
{
// Remember that wx*printf could be mapped either to system
// implementation or to wx implementation.
// -1 if there was an error in the format string
// maxSize+1 if the output buffer is too small
+ wxString errStr;
+ errStr << "The size of the buffer was " << size;
+ std::string errMsg(errStr.mb_str());
+
// test without positionals
- CMPTOSIZE(buffer, size, "123 444444444 - test - 555 -0.666",
- "%i %li - test - %d %.3f",
- 123, (long int)444444444, 555, -0.666);
+ CMPTOSIZE(buffer, size, errMsg,
+ "123456789012 - test - 123 -4.567",
+ "%i%li - test - %d %.3f",
+ 123, (long int)456789012, 123, -4.567);
#if wxUSE_PRINTF_POS_PARAMS
// test with positional
- CMPTOSIZE(buffer, size, "-0.666 123 - test - 444444444 555",
+ CMPTOSIZE(buffer, size, errMsg,
+ "-4.567 123 - test - 456789012 123",
"%4$.3f %1$i - test - %2$li %3$d",
- 123, (long int)444444444, 555, -0.666);
+ 123, (long int)456789012, 123, -4.567);
#endif
// test unicode/ansi conversion specifiers
// format and gcc would warn about this otherwise
r = wxUnsafeSnprintf(buffer, size,
- _T("unicode string: %ls %lc - ansi string: %hs %hc\n\n"),
- L"unicode!!", L'W', "ansi!!", 'w');
+ wxT("unicode string/char: %ls/%lc -- ansi string/char: %hs/%hc"),
+ L"unicode", L'U', "ansi", 'A');
wxString expected =
- wxString(wxT("unicode string: unicode!! W - ansi string: ansi!! w\n\n")).Left(size - 1);
+ wxString(wxT("unicode string/char: unicode/U -- ansi string/char: ansi/A")).Left(size - 1);
CPPUNIT_ASSERT( r != -1 );
CPPUNIT_ASSERT_EQUAL(
);
}
-
-// this test is only for our own implementation, the system implementation
-// doesn't always give errors for invalid format strings (e.g. glibc doesn't)
-// and as it's not required too (the behaviour is "undefined" according to the
-// spec), there is really no sense in testing for it (and the first 2 formats
-// in this test are not invalid at all in fact)
-#if wxUSE_WXVSNPRINTF
-
-void VsnprintfTestCase::WrongFormatStrings()
-{
- // test how wxVsnprintf() behaves with wrong format string:
-
-#if 0
- // NB: the next 2 tests currently return an error but it would be nice
- // if they didn't (see ticket #9367)
-
- // two positionals with the same index:
- r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$s %1$s"), "hello");
- CPPUNIT_ASSERT(r != -1);
-
- // three positionals with the same index mixed with other pos args:
- r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%4$d %2$f %1$s %2$s %3$d"), "hello", "world", 3, 4);
- CPPUNIT_ASSERT(r != -1);
-#endif
-
- // a missing positional arg: this should result in an error but not all
- // implementations detect it (e.g. glibc doesn't)
- r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$d %3$d"), 1, 2, 3);
- CPPUNIT_ASSERT_EQUAL(-1, r);
-
- // positional and non-positionals in the same format string:
- r = wxSnprintf(buf, MAX_TEST_LEN, wxT("%1$d %d %3$d"), 1, 2, 3);
- CPPUNIT_ASSERT_EQUAL(-1, r);
-}
-
-#endif // wxUSE_WXVSNPRINTF
-
void VsnprintfTestCase::BigToSmallBuffer()
{
// VC6 can't compile this code
#if !defined(__VISUALC__) || (__VISUALC__ >= 1310)
#if wxUSE_UNICODE
wchar_t bufw[1024], bufw2[16], bufw3[4], bufw4;
- Misc(bufw, 1024);
- Misc(bufw2, 16);
- Misc(bufw3, 4);
- Misc(&bufw4, 1);
+ DoBigToSmallBuffer(bufw, 1024);
+ DoBigToSmallBuffer(bufw2, 16);
+ DoBigToSmallBuffer(bufw3, 4);
+ DoBigToSmallBuffer(&bufw4, 1);
#endif // wxUSE_UNICODE
char bufa[1024], bufa2[16], bufa3[4], bufa4;
- Misc(bufa, 1024);
- Misc(bufa2, 16);
- Misc(bufa3, 4);
- Misc(&bufa4, 1);
+ DoBigToSmallBuffer(bufa, 1024);
+ DoBigToSmallBuffer(bufa2, 16);
+ DoBigToSmallBuffer(bufa3, 4);
+ DoBigToSmallBuffer(&bufa4, 1);
#endif // !VC6
}
+// Miscellaneous() test case helper:
void VsnprintfTestCase::DoMisc(
int expectedLen,
const wxString& expectedString,
// Prepare messages so that it is possible to see from the error which
// test was running.
wxString errStr, overflowStr;
- errStr << _T("No.: ") << ++count << _T(", expected: ") << expectedLen
- << _T(" '") << expectedString << _T("', result: ");
- overflowStr << errStr << _T("buffer overflow");
- errStr << n << _T(" '") << buf << _T("'");
+ errStr << wxT("No.: ") << ++count << wxT(", expected: ") << expectedLen
+ << wxT(" '") << expectedString << wxT("', result: ");
+ overflowStr << errStr << wxT("buffer overflow");
+ errStr << n << wxT(" '") << buf << wxT("'");
// turn them into std::strings
std::string errMsg(errStr.mb_str());
void VsnprintfTestCase::Miscellaneous()
{
// expectedLen, expectedString, max, format, ...
- DoMisc(5, wxT("-1234"), 8, wxT("%d"), -1234);
- DoMisc(7, wxT("1234567"), 8, wxT("%d"), 1234567);
- DoMisc(-1, wxT("1234567"), 8, wxT("%d"), 12345678);
- DoMisc(-1, wxT("-123456"), 8, wxT("%d"), -1234567890);
-
- DoMisc(6, wxT("123456"), 8, wxT("123456"));
- DoMisc(7, wxT("1234567"), 8, wxT("1234567"));
- DoMisc(-1, wxT("1234567"), 8, wxT("12345678"));
-
- DoMisc(6, wxT("123450"), 8, wxT("12345%d"), 0);
- DoMisc(7, wxT("1234560"), 8, wxT("123456%d"), 0);
- DoMisc(-1, wxT("1234567"), 8, wxT("1234567%d"), 0);
- DoMisc(-1, wxT("1234567"), 8, wxT("12345678%d"), 0);
-
- DoMisc(6, wxT("12%45%"), 8, wxT("12%%45%%"));
- DoMisc(7, wxT("12%45%7"), 8, wxT("12%%45%%7"));
- DoMisc(-1, wxT("12%45%7"), 8, wxT("12%%45%%78"));
-
- DoMisc(5, wxT("%%%%%"), 6, wxT("%%%%%%%%%%"));
- DoMisc(6, wxT("%%%%12"), 7, wxT("%%%%%%%%%d"), 12);
+ DoMisc(5, wxT("-1234"), 8, wxT("%d"), -1234);
+ DoMisc(7, wxT("1234567"), 8, wxT("%d"), 1234567);
+ DoMisc(-1, wxT("1234567"), 8, wxT("%d"), 12345678);
+ DoMisc(-1, wxT("-123456"), 8, wxT("%d"), -1234567890);
+
+ DoMisc(6, wxT("123456"), 8, wxT("123456"));
+ DoMisc(7, wxT("1234567"), 8, wxT("1234567"));
+ DoMisc(-1, wxT("1234567"), 8, wxT("12345678"));
+
+ DoMisc(6, wxT("123450"), 8, wxT("12345%d"), 0);
+ DoMisc(7, wxT("1234560"), 8, wxT("123456%d"), 0);
+ DoMisc(-1, wxT("1234567"), 8, wxT("1234567%d"), 0);
+ DoMisc(-1, wxT("1234567"), 8, wxT("12345678%d"), 0);
+
+ DoMisc(6, wxT("12%45%"), 8, wxT("12%%45%%"));
+ DoMisc(7, wxT("12%45%7"), 8, wxT("12%%45%%7"));
+ DoMisc(-1, wxT("12%45%7"), 8, wxT("12%%45%%78"));
+
+ DoMisc(5, wxT("%%%%%"), 6, wxT("%%%%%%%%%%"));
+ DoMisc(6, wxT("%%%%12"), 7, wxT("%%%%%%%%%d"), 12);
+}
+
+
+/* (C) Copyright C E Chew
+*
+* Feel free to copy, use and distribute this software provided:
+*
+* 1. you do not pretend that you wrote it
+* 2. you leave this copyright notice intact.
+*/
+
+void VsnprintfTestCase::GlibcMisc1()
+{
+ CMP3(" ", "%5.s", "xyz");
+ CMP3(" 33", "%5.f", 33.3);
+#ifdef wxUSING_VC_CRT_IO
+ // see the previous notes about the minimum width of mantissa:
+ CMP3(" 3e+008", "%8.e", 33.3e7);
+ CMP3(" 3E+008", "%8.E", 33.3e7);
+ CMP3("3e+001", "%.g", 33.3);
+ CMP3("3E+001", "%.G", 33.3);
+#else
+ CMP3(" 3e+08", "%8.e", 33.3e7);
+ CMP3(" 3E+08", "%8.E", 33.3e7);
+ CMP3("3e+01", "%.g", 33.3);
+ CMP3("3E+01", "%.G", 33.3);
+#endif
+}
+
+void VsnprintfTestCase::GlibcMisc2()
+{
+ int prec;
+ wxString test_format;
+
+ prec = 0;
+ CMP4("3", "%.*g", prec, 3.3);
+
+ prec = 0;
+ CMP4("3", "%.*G", prec, 3.3);
+
+ prec = 0;
+ CMP4(" 3", "%7.*G", prec, 3.33);
+
+ prec = 3;
+ CMP4(" 041", "%04.*o", prec, 33);
+
+ prec = 7;
+ CMP4(" 0000033", "%09.*u", prec, 33);
+
+ prec = 3;
+ CMP4(" 021", "%04.*x", prec, 33);
+
+ prec = 3;
+ CMP4(" 021", "%04.*X", prec, 33);
}
#endif // wxUSE_WXVSNPRINTF
+
projects / wxWidgets.git / blobdiff