tests/controls/markuptest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/controls/markup.cpp
   3 // Purpose:     wxMarkupParser and related classes unit tests
   4 // Author:      Vadim Zeitlin
   5 // Created:     2011-02-17
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 #include "testprec.h"
  11
  12 #ifdef __BORLANDC__
  13     #pragma hdrstop
  14 #endif
  15
  16 #ifndef WX_PRECOMP
  17 #endif // WX_PRECOMP
  18
  19 #include "wx/private/markupparser.h"
  20
  21 class MarkupTestCase : public CppUnit::TestCase
  22 {
  23 public:
  24     MarkupTestCase() { }
  25
  26 private:
  27     CPPUNIT_TEST_SUITE( MarkupTestCase );
  28         CPPUNIT_TEST( RoundTrip );
  29         CPPUNIT_TEST( Quote );
  30         CPPUNIT_TEST( Strip );
  31     CPPUNIT_TEST_SUITE_END();
  32
  33     void RoundTrip();
  34     void Quote();
  35     void Strip();
  36
  37     wxDECLARE_NO_COPY_CLASS(MarkupTestCase);
  38 };
  39
  40 // register in the unnamed registry so that these tests are run by default
  41 CPPUNIT_TEST_SUITE_REGISTRATION( MarkupTestCase );
  42
  43 // also include in it's own registry so that these tests can be run alone
  44 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MarkupTestCase, "MarkupTestCase" );
  45
  46 void MarkupTestCase::RoundTrip()
  47 {
  48     // Define a wxMarkupParserOutput object which produces the same markup
  49     // string on output. This is, of course, perfectly useless, but allows us
  50     // to test that parsing works as expected.
  51     class RoundTripOutput : public wxMarkupParserOutput
  52     {
  53     public:
  54         RoundTripOutput() { }
  55
  56         void Reset() { m_text.clear(); }
  57
  58         const wxString& GetText() const { return m_text; }
  59
  60
  61         virtual void OnText(const wxString& text) { m_text += text; }
  62
  63         virtual void OnBoldStart() { m_text += "<b>"; }
  64         virtual void OnBoldEnd() { m_text += "</b>"; }
  65
  66         virtual void OnItalicStart() { m_text += "<i>"; }
  67         virtual void OnItalicEnd() { m_text += "</i>"; }
  68
  69         virtual void OnUnderlinedStart() { m_text += "<u>"; }
  70         virtual void OnUnderlinedEnd() { m_text += "</u>"; }
  71
  72         virtual void OnStrikethroughStart() { m_text += "<s>"; }
  73         virtual void OnStrikethroughEnd() { m_text += "</s>"; }
  74
  75         virtual void OnBigStart() { m_text += "<big>"; }
  76         virtual void OnBigEnd() { m_text += "</big>"; }
  77
  78         virtual void OnSmallStart() { m_text += "<small>"; }
  79         virtual void OnSmallEnd() { m_text += "</small>"; }
  80
  81         virtual void OnTeletypeStart() { m_text += "<tt>"; }
  82         virtual void OnTeletypeEnd() { m_text += "</tt>"; }
  83
  84         virtual void OnSpanStart(const wxMarkupSpanAttributes& attrs)
  85         {
  86             m_text << "<span";
  87
  88             if ( !attrs.m_fgCol.empty() )
  89                 m_text << " foreground=\"" << attrs.m_fgCol << "\"";
  90
  91             if ( !attrs.m_bgCol.empty() )
  92                 m_text << " background=\"" << attrs.m_bgCol << "\"";
  93
  94             if ( !attrs.m_fontFace.empty() )
  95                 m_text << " face=\"" << attrs.m_fontFace << "\"";
  96
  97             wxString size;
  98             switch ( attrs.m_sizeKind )
  99             {
 100                 case wxMarkupSpanAttributes::Size_Unspecified:
 101                     break;
 102
 103                 case wxMarkupSpanAttributes::Size_Relative:
 104                     size << (attrs.m_fontSize > 0 ? "larger" : "smaller");
 105                     break;
 106
 107                 case wxMarkupSpanAttributes::Size_Symbolic:
 108                     {
 109                         CPPUNIT_ASSERT( attrs.m_fontSize >= -3 &&
 110                                             attrs.m_fontSize <= 3 );
 111                         static const char *cssSizes[] =
 112                         {
 113                             "xx-small", "x-small", "small",
 114                             "medium",
 115                             "large", "x-large", "xx-large",
 116                         };
 117
 118                         size << cssSizes[attrs.m_fontSize + 3];
 119                     }
 120                     break;
 121
 122                 case wxMarkupSpanAttributes::Size_PointParts:
 123                     size.Printf("%u", attrs.m_fontSize);
 124                     break;
 125             }
 126
 127             if ( !size.empty() )
 128                 m_text << " size=\"" << size << '"';
 129
 130             // TODO: Handle the rest of attributes.
 131
 132             m_text << ">";
 133         }
 134
 135         virtual void OnSpanEnd(const wxMarkupSpanAttributes& WXUNUSED(attrs))
 136         {
 137             m_text += "</span>";
 138         }
 139
 140     private:
 141         wxString m_text;
 142     };
 143
 144
 145     RoundTripOutput output;
 146     wxMarkupParser parser(output);
 147
 148     #define CHECK_PARSES_OK(text) \
 149         output.Reset(); \
 150         CPPUNIT_ASSERT( parser.Parse(text) ); \
 151         CPPUNIT_ASSERT_EQUAL( text, output.GetText() )
 152
 153     #define CHECK_PARSES_AS(text, result) \
 154         output.Reset(); \
 155         CPPUNIT_ASSERT( parser.Parse(text) ); \
 156         CPPUNIT_ASSERT_EQUAL( result, output.GetText() )
 157
 158     #define CHECK_DOESNT_PARSE(text) \
 159         CPPUNIT_ASSERT( !parser.Parse(text) )
 160
 161     CHECK_PARSES_OK( "" );
 162     CHECK_PARSES_OK( "foo" );
 163     CHECK_PARSES_OK( "foo<b>bar</b>" );
 164     CHECK_PARSES_OK( "1<big>2<small>3</small>4<big>5</big></big>6" );
 165     CHECK_PARSES_OK( "first <span foreground=\"red\">second</span> last" );
 166     CHECK_PARSES_OK( "first <span foreground=\"red\" "
 167                                  "background=\"#ffffff\">second </span> last" );
 168     CHECK_PARSES_OK( "<span size=\"10240\">10pt</span>" );
 169     CHECK_PARSES_OK( "<span size=\"x-small\">much smaller</span>" );
 170     CHECK_PARSES_OK( "<span size=\"larger\">larger</span>" );
 171     CHECK_PARSES_OK
 172     (
 173         "<u>Please</u> notice: <i><b>any</b></i> <span foreground=\"grey\">"
 174         "<s><tt>bugs</tt></s></span> in this code are <span foreground=\"red\" "
 175         "size=\"xx-large\">NOT</span> allowed."
 176     );
 177
 178     CHECK_PARSES_OK( "foo&bar" );
 179     CHECK_PARSES_AS( "foo&amp;bar", "foo&&bar" );
 180     CHECK_PARSES_AS( "&lt;O&apos;Reilly&gt;", "<O'Reilly>" );
 181
 182     CHECK_DOESNT_PARSE( "<" );
 183     CHECK_DOESNT_PARSE( "<b" );
 184     CHECK_DOESNT_PARSE( "<b>" );
 185     CHECK_DOESNT_PARSE( "<b></i>" );
 186     CHECK_DOESNT_PARSE( "<b><i></b></i>" );
 187     CHECK_DOESNT_PARSE( "<foo></foo>" );
 188
 189     #undef CHECK_PARSES_OK
 190     #undef CHECK_DOESNT_PARSE
 191 }
 192
 193 void MarkupTestCase::Quote()
 194 {
 195     CPPUNIT_ASSERT_EQUAL( "", wxMarkupParser::Quote("") );
 196     CPPUNIT_ASSERT_EQUAL( "foo", wxMarkupParser::Quote("foo") );
 197     CPPUNIT_ASSERT_EQUAL( "&lt;foo&gt;", wxMarkupParser::Quote("<foo>") );
 198     CPPUNIT_ASSERT_EQUAL( "B&amp;B", wxMarkupParser::Quote("B&B") );
 199     CPPUNIT_ASSERT_EQUAL( "&quot;&quot;", wxMarkupParser::Quote("\"\"") );
 200 }
 201
 202 void MarkupTestCase::Strip()
 203 {
 204     #define CHECK_STRIP( text, stripped ) \
 205         CPPUNIT_ASSERT_EQUAL( stripped, wxMarkupParser::Strip(text) )
 206
 207     CHECK_STRIP( "", "" );
 208     CHECK_STRIP( "foo", "foo" );
 209     CHECK_STRIP( "&lt;foo&gt;", "<foo>" );
 210     CHECK_STRIP( "<b>Big</b> problem", "Big problem" );
 211     CHECK_STRIP( "<span foreground=\"red\">c</span>"
 212                  "<span background=\"green\">o</span>"
 213                  "<span background=\"blue\">l</span>"
 214                  "<span background=\"green\">o</span>"
 215                  "<span foreground=\"yellow\">u</span>"
 216                  "<span background=\"green\">r</span>",
 217                  "colour" );
 218
 219     #undef CHECK_STRIP
 220 }