tests/cmdline/cmdlinetest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/cmdline/cmdlinetest.cpp
   3 // Purpose:     wxCmdLineParser unit test
   4 // Author:      Vadim Zeitlin
   5 // Created:     2008-04-12
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #ifdef __BORLANDC__
  17     #pragma hdrstop
  18 #endif
  19
  20 #ifndef WX_PRECOMP
  21 #endif // WX_PRECOMP
  22
  23 #include "wx/cmdline.h"
  24
  25 // --------------------------------------------------------------------------
  26 // test class
  27 // --------------------------------------------------------------------------
  28
  29 class CmdLineTestCase : public CppUnit::TestCase
  30 {
  31 public:
  32     CmdLineTestCase() {}
  33
  34 private:
  35     CPPUNIT_TEST_SUITE( CmdLineTestCase );
  36         CPPUNIT_TEST( ConvertStringTestCase );
  37         CPPUNIT_TEST( Usage );
  38     CPPUNIT_TEST_SUITE_END();
  39
  40     void ConvertStringTestCase();
  41     void Usage();
  42
  43     DECLARE_NO_COPY_CLASS(CmdLineTestCase)
  44 };
  45
  46 // register in the unnamed registry so that these tests are run by default
  47 CPPUNIT_TEST_SUITE_REGISTRATION( CmdLineTestCase );
  48
  49 // also include in it's own registry so that these tests can be run alone
  50 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CmdLineTestCase, "CmdLineTestCase" );
  51
  52 // ============================================================================
  53 // implementation
  54 // ============================================================================
  55
  56 void CmdLineTestCase::ConvertStringTestCase()
  57 {
  58     #define WX_ASSERT_ARGS_EQUAL(s, args)                                     \
  59         {                                                                     \
  60             const wxArrayString a(wxCmdLineParser::ConvertStringToArgs(args));\
  61             WX_ASSERT_STRARRAY_EQUAL(s, a);                                   \
  62         }
  63
  64     // normal cases
  65     WX_ASSERT_ARGS_EQUAL( "foo", "foo" )
  66     WX_ASSERT_ARGS_EQUAL( "foo bar", "\"foo bar\"" )
  67     WX_ASSERT_ARGS_EQUAL( "foo|bar", "foo bar" )
  68     WX_ASSERT_ARGS_EQUAL( "foo|bar|baz", "foo bar baz" )
  69     WX_ASSERT_ARGS_EQUAL( "foo|bar baz", "foo \"bar baz\"" )
  70
  71     // special cases
  72     WX_ASSERT_ARGS_EQUAL( "", "" )
  73     WX_ASSERT_ARGS_EQUAL( "foo", "foo " )
  74     WX_ASSERT_ARGS_EQUAL( "foo", "foo \t   " )
  75     WX_ASSERT_ARGS_EQUAL( "foo|bar", "foo bar " )
  76     WX_ASSERT_ARGS_EQUAL( "foo|bar|", "foo bar \"" )
  77     WX_ASSERT_ARGS_EQUAL( "foo|bar|\\", "foo bar \\" )
  78
  79     // check for (broken) Windows semantics: backslash doesn't escape spaces
  80     WX_ASSERT_ARGS_EQUAL( "foo|bar\\|baz", "foo bar\\ baz" );
  81     WX_ASSERT_ARGS_EQUAL( "foo|bar\\\"baz", "foo \"bar\\\"baz\"" );
  82
  83     #undef WX_ASSERT_ARGS_EQUAL
  84 }
  85
  86 void CmdLineTestCase::Usage()
  87 {
  88     // check that Usage() returns roughly what we expect (don't check all the
  89     // details, its format can change in the future)
  90     static const wxCmdLineEntryDesc desc[] =
  91     {
  92         { wxCMD_LINE_USAGE_TEXT, NULL, NULL, "Verbosity options" },
  93         { wxCMD_LINE_SWITCH, "v", "verbose", "be verbose" },
  94         { wxCMD_LINE_SWITCH, "q", "quiet",   "be quiet" },
  95
  96         { wxCMD_LINE_USAGE_TEXT, NULL, NULL, "Output options" },
  97         { wxCMD_LINE_OPTION, "o", "output",  "output file" },
  98         { wxCMD_LINE_OPTION, "s", "size",    "output block size", wxCMD_LINE_VAL_NUMBER },
  99         { wxCMD_LINE_OPTION, "d", "date",    "output file date", wxCMD_LINE_VAL_DATE },
 100         { wxCMD_LINE_OPTION, "f", "double",  "output double", wxCMD_LINE_VAL_DOUBLE },
 101
 102         { wxCMD_LINE_PARAM,  NULL, NULL, "input file", },
 103
 104         { wxCMD_LINE_USAGE_TEXT, NULL, NULL, "\nEven more usage text" },
 105         { wxCMD_LINE_NONE }
 106     };
 107
 108     wxCmdLineParser p(desc);
 109     const wxArrayString usageLines = wxSplit(p.GetUsageString(), '\n');
 110
 111     enum
 112     {
 113         Line_Synopsis,
 114         Line_Text_Verbosity,
 115         Line_Verbose,
 116         Line_Quiet,
 117         Line_Text_Output,
 118         Line_Output_File,
 119         Line_Output_Size,
 120         Line_Output_Date,
 121         Line_Output_Double,
 122         Line_Text_Dummy1,
 123         Line_Text_Dummy2,
 124         Line_Last,
 125         Line_Max
 126     };
 127
 128     WX_ASSERT_SIZET_EQUAL( Line_Max, usageLines.size() );
 129     WX_ASSERT_STR_EQUAL("Verbosity options", usageLines[Line_Text_Verbosity]);
 130     WX_ASSERT_STR_EQUAL("", usageLines[Line_Text_Dummy1]);
 131     WX_ASSERT_STR_EQUAL("Even more usage text", usageLines[Line_Text_Dummy2]);
 132     WX_ASSERT_STR_EQUAL("", usageLines[Line_Last]);
 133 }