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_SUITE_END();
  43
  44     void StringPrintf();
  45 #if wxUSE_STD_STRING
  46     void StdString();
  47 #endif
  48
  49     DECLARE_NO_COPY_CLASS(VarArgTestCase)
  50 };
  51
  52 // register in the unnamed registry so that these tests are run by default
  53 CPPUNIT_TEST_SUITE_REGISTRATION( VarArgTestCase );
  54
  55 // also include in it's own registry so that these tests can be run alone
  56 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( VarArgTestCase, "VarArgTestCase" );
  57
  58 void VarArgTestCase::StringPrintf()
  59 {
  60     wxString s, s2;
  61
  62     // test passing literals:
  63     s.Printf("%s %i", "foo", 42);
  64     CPPUNIT_ASSERT( s == "foo 42" );
  65     s.Printf("%s %s %i", _T("bar"), "=", 11);
  66
  67     // test passing c_str():
  68     CPPUNIT_ASSERT( s == "bar = 11" );
  69     s2.Printf("(%s)", s.c_str());
  70     CPPUNIT_ASSERT( s2 == "(bar = 11)" );
  71     s2.Printf(_T("[%s](%s)"), s.c_str(), "str");
  72     CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
  73
  74     // test passing wxString directly:
  75     s2.Printf(_T("[%s](%s)"), s, "str");
  76     CPPUNIT_ASSERT( s2 == "[bar = 11](str)" );
  77
  78     // test passing wxCharBufferType<T>:
  79     s = "FooBar";
  80     s2.Printf(_T("(%s)"), s.mb_str());
  81     CPPUNIT_ASSERT( s2 == "(FooBar)" );
  82     s2.Printf(_T("value=%s;"), s.wc_str());
  83     CPPUNIT_ASSERT( s2 == "value=FooBar;" );
  84
  85     // this tests correct passing of wxCStrData constructed from string
  86     // literal:
  87     bool cond = true;
  88     s2.Printf(_T("foo %s"), !cond ? s.c_str() : _T("bar"));
  89
  90 }
  91
  92 #if wxUSE_STD_STRING
  93 void VarArgTestCase::StdString()
  94 {
  95     // test passing std::[w]string
  96     wxString s;
  97
  98     std::string mb("multi-byte");
  99     std::string wc("widechar");
 100
 101     s.Printf("string %s(%i).", mb, 1);
 102     CPPUNIT_ASSERT( s == "string multi-byte(1)." );
 103
 104     s.Printf("string %s(%i).", wc, 2);
 105     CPPUNIT_ASSERT( s == "string widechar(2)." );
 106 }
 107 #endif // wxUSE_STD_STRING