tests/strings/vararg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/strings/vararg.cpp
   3 // Purpose:     Test for wx vararg look-alike macros
   4 // Author:      Vaclav Slavik
   5 // Created:     2007-02-20
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2007 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ----------------------------------------------------------------------------
  12 // headers
  13 // ----------------------------------------------------------------------------
  14
  15 #include "testprec.h"
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/wx.h"
  23 #endif // WX_PRECOMP
  24
  25 #include "wx/string.h"
  26
  27 // ----------------------------------------------------------------------------
  28 // test class
  29 // ----------------------------------------------------------------------------
  30
  31 class VarArgTestCase : public CppUnit::TestCase
  32 {
  33 public:
  34     VarArgTestCase() {}
  35
  36 private:
  37     CPPUNIT_TEST_SUITE( VarArgTestCase );
  38         CPPUNIT_TEST( StringPrintf );
  39 #if wxUSE_STD_STRING
  40         CPPUNIT_TEST( StdString );
  41 #endif
  42         CPPUNIT_TEST( Sscanf );
  43     CPPUNIT_TEST_SUITE_END();
  44
  45     void StringPrintf();
  46 #if wxUSE_STD_STRING
  47     void StdString();
  48 #endif
  49     void Sscanf();
  50
  51     DECLARE_NO_COPY_CLASS(VarArgTestCase)
  52 };
  53
  54 // register in the unnamed registry so that these tests are run by default
  55 CPPUNIT_TEST_SUITE_REGISTRATION( VarArgTestCase );
  56
  57 // also include in it's own registry so that these tests can be run alone
  58 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( VarArgTestCase, "VarArgTestCase" );
  59
  60 void VarArgTestCase::StringPrintf()
  61 {
  62     wxString s, s2;
  63
  64     // test passing literals:
  65     s.Printf("%s %i", "foo", 42);
  66     CPPUNIT_ASSERT( s == "foo 42" );
  67     s.Printf("%s %s %i", _T("bar"), "=", 11);
  68
  69     // test passing c_str():
  70     CPPUNIT_ASSERT( s == "bar = 11" );
  71     s2.Printf("(%s)", s.c_str());
  72     CPPUNIT_ASSERT( s2 == "(bar = 11)" );
  73     s2.Printf(_T("[%s](%s)"), s.c_str(), "str");
  74     CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
  75
  76     s2.Printf("%s mailbox", wxString("Opening").c_str());
  77     CPPUNIT_ASSERT( s2 == "Opening mailbox" );
  78
  79     // test passing wxString directly:
  80     s2.Printf(_T("[%s](%s)"), s, "str");
  81     CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
  82
  83     // test passing wxCharBufferType<T>:
  84     s = "FooBar";
  85     s2.Printf(_T("(%s)"), s.mb_str());
  86     CPPUNIT_ASSERT( s2 == "(FooBar)" );
  87     s2.Printf(_T("value=%s;"), s.wc_str());
  88     CPPUNIT_ASSERT( s2 == "value=FooBar;" );
  89
  90     // this tests correct passing of wxCStrData constructed from string
  91     // literal:
  92     bool cond = true;
  93     s2.Printf(_T("foo %s"), !cond ? s.c_str() : _T("bar"));
  94
  95 }
  96
  97 #if wxUSE_STD_STRING
  98 void VarArgTestCase::StdString()
  99 {
 100     // test passing std::[w]string
 101     wxString s;
 102
 103     std::string mb("multi-byte");
 104     std::string wc("widechar");
 105
 106     s.Printf("string %s(%i).", mb, 1);
 107     CPPUNIT_ASSERT( s == "string multi-byte(1)." );
 108
 109     s.Printf("string %s(%i).", wc, 2);
 110     CPPUNIT_ASSERT( s == "string widechar(2)." );
 111 }
 112 #endif // wxUSE_STD_STRING
 113
 114 void VarArgTestCase::Sscanf()
 115 {
 116     int i = 0;
 117     char str[20];
 118     wchar_t wstr[20];
 119
 120     wxString input("42 test");
 121
 122     wxSscanf(input, "%d %s", &i, &str);
 123     CPPUNIT_ASSERT( i == 42 );
 124     CPPUNIT_ASSERT( wxStrcmp(str, "test") == 0 );
 125
 126     i = 0;
 127     wxSscanf(input, L"%d %s", &i, &wstr);
 128     CPPUNIT_ASSERT( i == 42 );
 129     CPPUNIT_ASSERT( wxStrcmp(wstr, "test") == 0 );
 130 }