tests/textfile/textfiletest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/textfile/textfile.cpp
   3 // Purpose:     wxTextFile unit test
   4 // Author:      Vadim Zeitlin
   5 // Created:     2006-03-31
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 Vadim Zeitlin
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #ifdef __BORLANDC__
  17     #pragma hdrstop
  18 #endif
  19
  20 #if wxUSE_TEXTFILE
  21
  22 #ifndef WX_PRECOMP
  23 #endif // WX_PRECOMP
  24
  25 #include "wx/textfile.h"
  26
  27 // ----------------------------------------------------------------------------
  28 // test class
  29 // ----------------------------------------------------------------------------
  30
  31 class TextFileTestCase : public CppUnit::TestCase
  32 {
  33 public:
  34     TextFileTestCase() { }
  35
  36     virtual void tearDown() { unlink(GetTestFileName()); }
  37
  38 private:
  39     CPPUNIT_TEST_SUITE( TextFileTestCase );
  40         CPPUNIT_TEST( ReadEmpty );
  41         CPPUNIT_TEST( ReadDOS );
  42         CPPUNIT_TEST( ReadUnix );
  43         CPPUNIT_TEST( ReadMac );
  44         CPPUNIT_TEST( ReadMixed );
  45     CPPUNIT_TEST_SUITE_END();
  46
  47     void ReadEmpty();
  48     void ReadDOS();
  49     void ReadUnix();
  50     void ReadMac();
  51     void ReadMixed();
  52
  53     // return the name of the test file we use
  54     static const char *GetTestFileName() { return "textfiletest.txt"; }
  55
  56     // create the test file with the given contents
  57     static void CreateTestFile(const char *contents);
  58
  59
  60     DECLARE_NO_COPY_CLASS(TextFileTestCase)
  61 };
  62
  63 // register in the unnamed registry so that these tests are run by default
  64 CPPUNIT_TEST_SUITE_REGISTRATION( TextFileTestCase );
  65
  66 // also include in it's own registry so that these tests can be run alone
  67 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( TextFileTestCase, "TextFileTestCase" );
  68
  69 void TextFileTestCase::CreateTestFile(const char *contents)
  70 {
  71     FILE *f = fopen(GetTestFileName(), "wb");
  72     CPPUNIT_ASSERT( f );
  73
  74     CPPUNIT_ASSERT( fputs(contents, f) >= 0 );
  75     CPPUNIT_ASSERT( fclose(f) == 0 );
  76 }
  77
  78 void TextFileTestCase::ReadEmpty()
  79 {
  80     CreateTestFile("");
  81
  82     wxTextFile f;
  83     CPPUNIT_ASSERT( f.Open(wxString::FromAscii(GetTestFileName())) );
  84
  85     CPPUNIT_ASSERT_EQUAL( 0u, f.GetLineCount() );
  86 }
  87
  88 void TextFileTestCase::ReadDOS()
  89 {
  90     CreateTestFile("foo\r\nbar\r\nbaz");
  91
  92     wxTextFile f;
  93     CPPUNIT_ASSERT( f.Open(wxString::FromAscii(GetTestFileName())) );
  94
  95     CPPUNIT_ASSERT_EQUAL( 3u, f.GetLineCount() );
  96     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Dos, f.GetLineType(0) );
  97     CPPUNIT_ASSERT_EQUAL( wxTextFileType_None, f.GetLineType(2) );
  98     CPPUNIT_ASSERT_EQUAL( wxString(_T("bar")), f.GetLine(1) );
  99     CPPUNIT_ASSERT_EQUAL( wxString(_T("baz")), f.GetLastLine() );
 100 }
 101
 102 void TextFileTestCase::ReadUnix()
 103 {
 104     CreateTestFile("foo\nbar\nbaz");
 105
 106     wxTextFile f;
 107     CPPUNIT_ASSERT( f.Open(wxString::FromAscii(GetTestFileName())) );
 108
 109     CPPUNIT_ASSERT_EQUAL( 3u, f.GetLineCount() );
 110     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Unix, f.GetLineType(0) );
 111     CPPUNIT_ASSERT_EQUAL( wxTextFileType_None, f.GetLineType(2) );
 112     CPPUNIT_ASSERT_EQUAL( wxString(_T("bar")), f.GetLine(1) );
 113     CPPUNIT_ASSERT_EQUAL( wxString(_T("baz")), f.GetLastLine() );
 114 }
 115
 116 void TextFileTestCase::ReadMac()
 117 {
 118     CreateTestFile("foo\rbar\rbaz");
 119
 120     wxTextFile f;
 121     CPPUNIT_ASSERT( f.Open(wxString::FromAscii(GetTestFileName())) );
 122
 123     CPPUNIT_ASSERT_EQUAL( 3u, f.GetLineCount() );
 124     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Mac, f.GetLineType(0) );
 125     CPPUNIT_ASSERT_EQUAL( wxTextFileType_None, f.GetLineType(2) );
 126     CPPUNIT_ASSERT_EQUAL( wxString(_T("bar")), f.GetLine(1) );
 127     CPPUNIT_ASSERT_EQUAL( wxString(_T("baz")), f.GetLastLine() );
 128 }
 129
 130 void TextFileTestCase::ReadMixed()
 131 {
 132     CreateTestFile("foo\rbar\r\nbaz\n");
 133
 134     wxTextFile f;
 135     CPPUNIT_ASSERT( f.Open(wxString::FromAscii(GetTestFileName())) );
 136
 137     CPPUNIT_ASSERT_EQUAL( 3u, f.GetLineCount() );
 138     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Mac, f.GetLineType(0) );
 139     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Dos, f.GetLineType(1) );
 140     CPPUNIT_ASSERT_EQUAL( wxTextFileType_Unix, f.GetLineType(2) );
 141     CPPUNIT_ASSERT_EQUAL( wxString(_T("foo")), f.GetFirstLine() );
 142     CPPUNIT_ASSERT_EQUAL( wxString(_T("bar")), f.GetLine(1) );
 143     CPPUNIT_ASSERT_EQUAL( wxString(_T("baz")), f.GetLastLine() );
 144 }
 145
 146 #endif // wxUSE_TEXTFILE
 147