avoid negative widths, moved deeper down

[wxWidgets.git] / tests / strings / strings.cpp

diff --git a/tests/strings/strings.cpp b/tests/strings/strings.cpp
index 636ee7e99385f18e5ecc298f3d26fb4b00844d0e..ff320ac9264e6ea6150e1ac1a1bc646c483a3063 100644 (file)
--- a/tests/strings/strings.cpp
+++ b/tests/strings/strings.cpp
@@ -11,7 +11,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#include "wx/wxprec.h"
+#include "testprec.h"

 
 #ifdef __BORLANDC__
     #pragma hdrstop
 
 #ifdef __BORLANDC__
     #pragma hdrstop


@@ -23,8 +23,6 @@
 
 #include "wx/tokenzr.h"
 
 
 #include "wx/tokenzr.h"
 

-#include "wx/cppunit.h"
-

 // ----------------------------------------------------------------------------
 // test class
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // test class
 // ----------------------------------------------------------------------------


@@ -40,23 +38,51 @@ private:
         CPPUNIT_TEST( PChar );
         CPPUNIT_TEST( Format );
         CPPUNIT_TEST( Constructors );
         CPPUNIT_TEST( PChar );
         CPPUNIT_TEST( Format );
         CPPUNIT_TEST( Constructors );

+#if wxUSE_WCHAR_T
+        CPPUNIT_TEST( ConstructorsWithConversion );
+        CPPUNIT_TEST( Conversion );
+        CPPUNIT_TEST( ConversionUTF7 );
+        CPPUNIT_TEST( ConversionUTF8 );
+#endif // wxUSE_WCHAR_T

         CPPUNIT_TEST( Extraction );
         CPPUNIT_TEST( Find );
         CPPUNIT_TEST( Tokenizer );
         CPPUNIT_TEST( Extraction );
         CPPUNIT_TEST( Find );
         CPPUNIT_TEST( Tokenizer );

+        CPPUNIT_TEST( TokenizerGetPosition );

         CPPUNIT_TEST( Replace );
         CPPUNIT_TEST( Match );
         CPPUNIT_TEST( Replace );
         CPPUNIT_TEST( Match );

+        CPPUNIT_TEST( CaseChanges );
+        CPPUNIT_TEST( Compare );
+        CPPUNIT_TEST( CompareNoCase );

     CPPUNIT_TEST_SUITE_END();
 
     void String();
     void PChar();
     void Format();
     void Constructors();
     CPPUNIT_TEST_SUITE_END();
 
     void String();
     void PChar();
     void Format();
     void Constructors();

+#if wxUSE_WCHAR_T
+    void ConstructorsWithConversion();
+    void Conversion();
+    void ConversionUTF7();
+    void ConversionUTF8();
+#endif // wxUSE_WCHAR_T

     void Extraction();
     void Find();
     void SingleTokenizerTest( wxChar *str, wxChar *delims, size_t count , wxStringTokenizerMode mode );
     void Tokenizer();
     void Extraction();
     void Find();
     void SingleTokenizerTest( wxChar *str, wxChar *delims, size_t count , wxStringTokenizerMode mode );
     void Tokenizer();

+    void TokenizerGetPosition();

     void Replace();
     void Match();
     void Replace();
     void Match();

+    void CaseChanges();
+    void Compare();
+    void CompareNoCase();
+
+#if wxUSE_WCHAR_T
+    // 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, wxCSConv& conv);
+#endif // wxUSE_WCHAR_T

 
     DECLARE_NO_COPY_CLASS(StringTestCase)
 };
 
     DECLARE_NO_COPY_CLASS(StringTestCase)
 };


@@ -136,6 +162,143 @@ void StringTestCase::Constructors()
     TEST_CTOR((start, end), _T("really"));
 }
 
     TEST_CTOR((start, end), _T("really"));
 }
 

+#if wxUSE_WCHAR_T
+void StringTestCase::ConstructorsWithConversion()
+{
+    // 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 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 );
+#else
+    CPPUNIT_ASSERT( s1 == utf8 );
+    CPPUNIT_ASSERT( s2 == utf8 );
+#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 );
+
+#if wxUSE_UNICODE
+    CPPUNIT_ASSERT ( wxString("\t[pl]open.format.Sformatuj dyskietkê=gfloppy %f", 
+                               wxConvUTF8) == wxT("") ); //should stop at pos 35 
+#endif
+}
+
+void StringTestCase::Conversion()
+{
+#if wxUSE_UNICODE
+        wxString szTheString(L"The\0String", wxConvLibc, 10);
+        wxCharBuffer theBuffer = szTheString.mb_str();
+
+        CPPUNIT_ASSERT( memcmp(theBuffer.data(), "The\0String", 11) == 0 );
+
+        wxString szTheString2("The\0String", wxConvLocal, 10);
+        CPPUNIT_ASSERT( szTheString2.length() == 11 );
+        CPPUNIT_ASSERT( wxTmemcmp(szTheString2.c_str(), L"The\0String", 11) == 0 );
+#else
+        wxString szTheString(wxT("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"));
+        szLocalTheString.insert(3, 1, '\0');
+        wxWCharBuffer theLocalBuffer = szLocalTheString.wc_str(wxConvLocal);
+
+        CPPUNIT_ASSERT( memcmp(theLocalBuffer.data(), L"The\0String", 11 * sizeof(wchar_t)) == 0 );
+#endif
+}
+
+void
+StringTestCase::DoTestConversion(const char *s,
+                                 const wchar_t *ws,
+                                 wxCSConv& conv)
+{
+#if wxUSE_UNICODE
+    if ( ws )
+    {
+        wxCharBuffer buf(wxString(ws).mb_str(conv));
+
+        CPPUNIT_ASSERT( strcmp(buf, s) == 0 );
+    }
+#else // wxUSE_UNICODE
+    if ( s )
+    {
+        wxWCharBuffer wbuf(wxString(s).wc_str(conv));
+
+        if ( ws )
+            CPPUNIT_ASSERT( wcscmp(wbuf, ws) == 0 );
+        else
+            CPPUNIT_ASSERT( !*wbuf );
+    }
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+}
+
+struct StringConversionData
+{
+    const char *str;
+    const wchar_t *wcs;
+};
+
+void StringTestCase::ConversionUTF7()
+{
+    static const StringConversionData utf7data[] =
+    {
+        { "+-", L"+" },
+        { "+--", L"+-" },
+        { "+AKM-", L"\u00a3" },
+
+        // Windows accepts invalid UTF-7 strings and so does our UTF-7
+        // conversion code -- this is wrong IMO but the way it is for now
+        //
+        // notice that converting "+" still behaves as expected because the
+        // result is just an empty string, i.e. the same as if there were an
+        // error, but converting "a+" results in "a" while it really should
+        // fail
+        { "+", NULL },
+        { "a+", L"a" },
+    };
+
+    wxCSConv conv(_T("utf-7"));
+    for ( size_t n = 0; n < WXSIZEOF(utf7data); n++ )
+    {
+        const StringConversionData& d = utf7data[n];
+        DoTestConversion(d.str, d.wcs, conv);
+    }
+}
+
+void StringTestCase::ConversionUTF8()
+{
+    static const StringConversionData utf8data[] =
+    {
+        { "\xc2\xa3", L"\u00a3" },
+        { "\xc2", NULL },
+    };
+
+    wxCSConv conv(_T("utf-8"));
+    for ( size_t n = 0; n < WXSIZEOF(utf8data); n++ )
+    {
+        const StringConversionData& d = utf8data[n];
+        DoTestConversion(d.str, d.wcs, conv);
+    }
+}
+
+#endif // wxUSE_WCHAR_T
+
+

 void StringTestCase::Extraction()
 {
     wxString s(_T("Hello, world!"));
 void StringTestCase::Extraction()
 {
     wxString s(_T("Hello, world!"));


@@ -187,33 +350,33 @@ void StringTestCase::SingleTokenizerTest( wxChar *str, wxChar *delims, size_t co
     wxChar *buf, *s = NULL, *last;
 
     if ( tkz.GetMode() == wxTOKEN_STRTOK )
     wxChar *buf, *s = NULL, *last;
 
     if ( tkz.GetMode() == wxTOKEN_STRTOK )

-    {                                             
-        buf = new wxChar[wxStrlen(str) + 1];      
-        wxStrcpy(buf, str);                       
-        s = wxStrtok(buf, delims, &last);         
-    }                                             
-    else                                          
-    {                                             
-        buf = NULL;                               
-    }                                             
-                                                  
-    size_t count2 = 0;                            
-    while ( tkz.HasMoreTokens() )                 
-    {                                             
-        wxString token = tkz.GetNextToken();      
-        if ( buf )                                
-        {                                         
-            CPPUNIT_ASSERT( token == s );         
-            s = wxStrtok(NULL, delims, &last);    
-        }                                         
-        count2++;                                 
-    }                                             
-                                                  
-    CPPUNIT_ASSERT( count2 == count );            
-    if ( buf )                                    
-    {                                             
-        delete [] buf;                            
-    }                                             
+    {
+        buf = new wxChar[wxStrlen(str) + 1];
+        wxStrcpy(buf, str);
+        s = wxStrtok(buf, delims, &last);
+    }
+    else
+    {
+        buf = NULL;
+    }
+
+    size_t count2 = 0;
+    while ( tkz.HasMoreTokens() )
+    {
+        wxString token = tkz.GetNextToken();
+        if ( buf )
+        {
+            CPPUNIT_ASSERT( token == s );
+            s = wxStrtok(NULL, delims, &last);
+        }
+        count2++;
+    }
+
+    CPPUNIT_ASSERT( count2 == count );
+    if ( buf )
+    {
+        delete [] buf;
+    }

 }
 
 void StringTestCase::Tokenizer()
 }
 
 void StringTestCase::Tokenizer()


@@ -233,6 +396,44 @@ void StringTestCase::Tokenizer()
     SingleTokenizerTest( _T("01-02/99"),                                   _T("/-"),             3, wxTOKEN_RET_DELIMS    );
 }
 
     SingleTokenizerTest( _T("01-02/99"),                                   _T("/-"),             3, wxTOKEN_RET_DELIMS    );
 }
 

+// call this with the string to tokenize, delimeters to use and the expected
+// positions (i.e. results of GetPosition()) after each GetNextToken() call,
+// terminate positions with 0
+static void
+DoTokenizerGetPosition(const wxChar *s, const wxChar *delims, int pos, ...)
+{
+    wxStringTokenizer tkz(s, delims);
+
+    CPPUNIT_ASSERT( tkz.GetPosition() == 0 );
+
+    va_list ap;
+    va_start(ap, pos);
+
+    for ( ;; )
+    {
+        if ( !pos )
+        {
+            CPPUNIT_ASSERT( !tkz.HasMoreTokens() );
+            break;
+        }
+
+        tkz.GetNextToken();
+
+        CPPUNIT_ASSERT( tkz.GetPosition() == (size_t)pos );
+
+        pos = va_arg(ap, int);
+    }
+
+    va_end(ap);
+}
+
+void StringTestCase::TokenizerGetPosition()
+{
+    DoTokenizerGetPosition(_T("foo"), _T("_"), 3, 0);
+    DoTokenizerGetPosition(_T("foo_bar"), _T("_"), 4, 7, 0);
+    DoTokenizerGetPosition(_T("foo_bar_"), _T("_"), 4, 8, 0);
+}
+

 void StringTestCase::Replace()
 {
     #define TEST_REPLACE( original , pos , len , replacement , result ) \
 void StringTestCase::Replace()
 {
     #define TEST_REPLACE( original , pos , len , replacement , result ) \


@@ -271,3 +472,116 @@ void StringTestCase::Match()
     #undef TEST_MATCH
 }
 
     #undef TEST_MATCH
 }
 

+
+void StringTestCase::CaseChanges()
+{
+    wxString s1(_T("Hello!"));
+    wxString s1u(s1);
+    wxString s1l(s1);
+    s1u.MakeUpper();
+    s1l.MakeLower();
+    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 );
+
+#if !wxUSE_UNICODE
+    wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
+    if ( locRu.IsOk() )
+    {
+        // try upper casing 8bit strings
+        wxString sUpper("\xdf"),
+                 sLower("\xff");
+
+        CPPUNIT_ASSERT( sUpper.Lower() == sLower );
+        CPPUNIT_ASSERT( sLower.Upper() == sUpper );
+    }
+#endif // !wxUSE_UNICODE
+}
+
+void StringTestCase::Compare()
+{
+    wxString s1 = wxT("AHH");
+    wxString eq = wxT("AHH");
+    wxString neq1 = wxT("HAH");
+    wxString neq2 = wxT("AH");
+    wxString neq3 = wxT("AHHH");
+    wxString neq4 = wxT("AhH");
+
+    CPPUNIT_ASSERT( s1 == eq );
+    CPPUNIT_ASSERT( s1 != neq1 );
+    CPPUNIT_ASSERT( s1 != neq2 );
+    CPPUNIT_ASSERT( s1 != neq3 );
+    CPPUNIT_ASSERT( s1 != neq4 );
+
+//    wxString _s1 = wxT("A\0HH");
+//    wxString _eq = wxT("A\0HH");
+//    wxString _neq1 = wxT("H\0AH");
+//    wxString _neq2 = wxT("A\0H");
+//    wxString _neq3 = wxT("A\0HHH");
+//    wxString _neq4 = wxT("A\0hH");
+    s1.insert(1,1,'\0');
+    eq.insert(1,1,'\0');
+    neq1.insert(1,1,'\0');
+    neq2.insert(1,1,'\0');
+    neq3.insert(1,1,'\0');
+    neq4.insert(1,1,'\0');
+
+    CPPUNIT_ASSERT( s1 == eq );
+    CPPUNIT_ASSERT( s1 != neq1 );
+    CPPUNIT_ASSERT( s1 != neq2 );
+    CPPUNIT_ASSERT( s1 != neq3 );
+    CPPUNIT_ASSERT( s1 != neq4 );
+}
+
+void StringTestCase::CompareNoCase()
+{
+    wxString s1 = wxT("AHH");
+    wxString eq = wxT("AHH");
+    wxString eq2 = wxT("AhH");
+    wxString eq3 = wxT("ahh");
+    wxString neq = wxT("HAH");
+    wxString neq2 = wxT("AH");
+    wxString neq3 = wxT("AHHH");
+
+    #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
+    #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
+
+    CPPUNIT_CNCEQ_ASSERT( s1, eq );
+    CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
+    CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
+
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq );
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
+
+
+//    wxString _s1 = wxT("A\0HH");
+//    wxString _eq = wxT("A\0HH");
+//    wxString _eq2 = wxT("A\0hH");
+//    wxString _eq3 = wxT("a\0hh");
+//    wxString _neq = wxT("H\0AH");
+//    wxString _neq2 = wxT("A\0H");
+//    wxString _neq3 = wxT("A\0HHH");
+
+    s1.insert(1,1,'\0');
+    eq.insert(1,1,'\0');
+    eq2.insert(1,1,'\0');
+    eq3.insert(1,1,'\0');
+    neq.insert(1,1,'\0');
+    neq2.insert(1,1,'\0');
+    neq3.insert(1,1,'\0');
+
+    CPPUNIT_CNCEQ_ASSERT( s1, eq );
+    CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
+    CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
+
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq );
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
+    CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
+}
+