tests/filename/filenametest.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/filename/filename.cpp
   3 // Purpose:     wxFileName unit test
   4 // Author:      Vadim Zeitlin
   5 // Created:     2004-07-25
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2004 Vadim Zeitlin
   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     #include "wx/utils.h"
  22 #endif // WX_PRECOMP
  23
  24 #include "wx/filename.h"
  25 #include "wx/filefn.h"
  26
  27 // ----------------------------------------------------------------------------
  28 // local functions
  29 // ----------------------------------------------------------------------------
  30
  31 // define stream inserter for wxFileName to use it in CPPUNIT_ASSERT_EQUAL()
  32 inline std::ostream& operator<<(std::ostream& o, const wxFileName& fn)
  33 {
  34     return o << fn.GetFullPath();
  35 }
  36
  37 // ----------------------------------------------------------------------------
  38 // test data
  39 // ----------------------------------------------------------------------------
  40
  41 static struct TestFileNameInfo
  42 {
  43     const wxChar *fullname;
  44     const wxChar *volume;
  45     const wxChar *path;
  46     const wxChar *name;
  47     const wxChar *ext;
  48     bool isAbsolute;
  49     wxPathFormat format;
  50 } filenames[] =
  51 {
  52     // the empty string
  53     { _T(""), _T(""), _T(""), _T(""), _T(""), false, wxPATH_UNIX },
  54     { _T(""), _T(""), _T(""), _T(""), _T(""), false, wxPATH_DOS },
  55     { _T(""), _T(""), _T(""), _T(""), _T(""), false, wxPATH_VMS },
  56
  57     // Unix file names
  58     { _T("/usr/bin/ls"), _T(""), _T("/usr/bin"), _T("ls"), _T(""), true, wxPATH_UNIX },
  59     { _T("/usr/bin/"), _T(""), _T("/usr/bin"), _T(""), _T(""), true, wxPATH_UNIX },
  60     { _T("~/.zshrc"), _T(""), _T("~"), _T(".zshrc"), _T(""), true, wxPATH_UNIX },
  61     { _T("../../foo"), _T(""), _T("../.."), _T("foo"), _T(""), false, wxPATH_UNIX },
  62     { _T("foo.bar"), _T(""), _T(""), _T("foo"), _T("bar"), false, wxPATH_UNIX },
  63     { _T("~/foo.bar"), _T(""), _T("~"), _T("foo"), _T("bar"), true, wxPATH_UNIX },
  64     { _T("/foo"), _T(""), _T("/"), _T("foo"), _T(""), true, wxPATH_UNIX },
  65     { _T("Mahogany-0.60/foo.bar"), _T(""), _T("Mahogany-0.60"), _T("foo"), _T("bar"), false, wxPATH_UNIX },
  66     { _T("/tmp/wxwin.tar.bz"), _T(""), _T("/tmp"), _T("wxwin.tar"), _T("bz"), true, wxPATH_UNIX },
  67
  68     // Windows file names
  69     { _T("foo.bar"), _T(""), _T(""), _T("foo"), _T("bar"), false, wxPATH_DOS },
  70     { _T("\\foo.bar"), _T(""), _T("\\"), _T("foo"), _T("bar"), false, wxPATH_DOS },
  71     { _T("c:foo.bar"), _T("c"), _T(""), _T("foo"), _T("bar"), false, wxPATH_DOS },
  72     { _T("c:\\foo.bar"), _T("c"), _T("\\"), _T("foo"), _T("bar"), true, wxPATH_DOS },
  73     { _T("c:\\Windows\\command.com"), _T("c"), _T("\\Windows"), _T("command"), _T("com"), true, wxPATH_DOS },
  74
  75 #if 0
  76     // NB: when using the wxFileName::GetLongPath() function on these two
  77     //     strings, the program will hang for several seconds blocking inside
  78     //     Win32 GetLongPathName() function
  79     { _T("\\\\server\\foo.bar"), _T("server"), _T("\\"), _T("foo"), _T("bar"), true, wxPATH_DOS },
  80     { _T("\\\\server\\dir\\foo.bar"), _T("server"), _T("\\dir"), _T("foo"), _T("bar"), true, wxPATH_DOS },
  81 #endif
  82
  83     // consecutive [back]slashes should be treated as single occurrences of
  84     // them and not interpreted as share names if there is a volume name
  85     { _T("c:\\aaa\\bbb\\ccc"), _T("c"), _T("\\aaa\\bbb"), _T("ccc"), _T(""), true, wxPATH_DOS },
  86     { _T("c:\\\\aaa\\bbb\\ccc"), _T("c"), _T("\\\\aaa\\bbb"), _T("ccc"), _T(""), true, wxPATH_DOS },
  87
  88     // wxFileName support for Mac file names is broken currently
  89 #if 0
  90     // Mac file names
  91     { _T("Volume:Dir:File"), _T("Volume"), _T("Dir"), _T("File"), _T(""), true, wxPATH_MAC },
  92     { _T("Volume:Dir:Subdir:File"), _T("Volume"), _T("Dir:Subdir"), _T("File"), _T(""), true, wxPATH_MAC },
  93     { _T("Volume:"), _T("Volume"), _T(""), _T(""), _T(""), true, wxPATH_MAC },
  94     { _T(":Dir:File"), _T(""), _T("Dir"), _T("File"), _T(""), false, wxPATH_MAC },
  95     { _T(":File.Ext"), _T(""), _T(""), _T("File"), _T(".Ext"), false, wxPATH_MAC },
  96     { _T("File.Ext"), _T(""), _T(""), _T("File"), _T(".Ext"), false, wxPATH_MAC },
  97 #endif // 0
  98
  99 #if 0
 100     // VMS file names
 101     // NB: on Windows they have the same effect of the \\server\\ strings
 102     //     (see the note above)
 103     { _T("device:[dir1.dir2.dir3]file.txt"), _T("device"), _T("dir1.dir2.dir3"), _T("file"), _T("txt"), true, wxPATH_VMS },
 104 #endif
 105     { _T("file.txt"), _T(""), _T(""), _T("file"), _T("txt"), false, wxPATH_VMS },
 106 };
 107
 108 // ----------------------------------------------------------------------------
 109 // test class
 110 // ----------------------------------------------------------------------------
 111
 112 class FileNameTestCase : public CppUnit::TestCase
 113 {
 114 public:
 115     FileNameTestCase() { }
 116
 117 private:
 118     CPPUNIT_TEST_SUITE( FileNameTestCase );
 119         CPPUNIT_TEST( TestConstruction );
 120         CPPUNIT_TEST( TestComparison );
 121         CPPUNIT_TEST( TestSplit );
 122         CPPUNIT_TEST( TestSetPath );
 123         CPPUNIT_TEST( TestStrip );
 124         CPPUNIT_TEST( TestNormalize );
 125 #ifdef __WINDOWS__
 126         CPPUNIT_TEST( TestShortLongPath );
 127 #endif // __WINDOWS__
 128     CPPUNIT_TEST_SUITE_END();
 129
 130     void TestConstruction();
 131     void TestComparison();
 132     void TestSplit();
 133     void TestSetPath();
 134     void TestStrip();
 135     void TestNormalize();
 136 #ifdef __WINDOWS__
 137     void TestShortLongPath();
 138 #endif // __WINDOWS__
 139
 140     DECLARE_NO_COPY_CLASS(FileNameTestCase)
 141 };
 142
 143 // register in the unnamed registry so that these tests are run by default
 144 CPPUNIT_TEST_SUITE_REGISTRATION( FileNameTestCase );
 145
 146 // also include in it's own registry so that these tests can be run alone
 147 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( FileNameTestCase, "FileNameTestCase" );
 148
 149 void FileNameTestCase::TestConstruction()
 150 {
 151     for ( size_t n = 0; n < WXSIZEOF(filenames); n++ )
 152     {
 153         const TestFileNameInfo& fni = filenames[n];
 154
 155         wxFileName fn(fni.fullname, fni.format);
 156
 157         // the original full name could contain consecutive [back]slashes,
 158         // squeeze them except for the double backslash in the beginning in
 159         // Windows filenames where it has special meaning
 160         wxString fullnameOrig;
 161         if ( fni.format == wxPATH_DOS )
 162         {
 163             // copy the backslashes at beginning unchanged
 164             const wxChar *p = fni.fullname;
 165             while ( *p == _T('\\') )
 166                 fullnameOrig += *p++;
 167
 168             // replace consecutive slashes with single ones in the rest
 169             for ( wxChar chPrev = _T('\0'); *p; p++ )
 170             {
 171                 if ( *p == _T('\\') && chPrev == _T('\\') )
 172                     continue;
 173
 174                 chPrev = *p;
 175                 fullnameOrig += chPrev;
 176             }
 177         }
 178         else // !wxPATH_DOS
 179         {
 180             fullnameOrig = fni.fullname;
 181         }
 182
 183         fullnameOrig.Replace(_T("//"), _T("/"));
 184
 185
 186         wxString fullname = fn.GetFullPath(fni.format);
 187         CPPUNIT_ASSERT_EQUAL( fullnameOrig, fullname );
 188
 189         // notice that we use a dummy working directory to ensure that paths
 190         // with "../.." in them could be normalized, otherwise this would fail
 191         // if the test is run from root directory or its direct subdirectory
 192         CPPUNIT_ASSERT_MESSAGE
 193         (
 194             (const char *)wxString::Format(_T("Normalize(%s) failed"), fni.fullname).mb_str(),
 195             fn.Normalize(wxPATH_NORM_ALL, _T("/foo/bar/baz"), fni.format)
 196         );
 197
 198         if ( *fni.volume && *fni.path )
 199         {
 200             // check that specifying the volume separately or as part of the
 201             // path doesn't make any difference
 202             wxString pathWithVolume = fni.volume;
 203             pathWithVolume += wxFileName::GetVolumeSeparator(fni.format);
 204             pathWithVolume += fni.path;
 205
 206             CPPUNIT_ASSERT_EQUAL( wxFileName(pathWithVolume,
 207                                              fni.name,
 208                                              fni.ext,
 209                                              fni.format), fn );
 210         }
 211     }
 212
 213     wxFileName fn;
 214
 215     // empty strings
 216     fn.AssignDir(wxEmptyString);
 217     CPPUNIT_ASSERT( !fn.IsOk() );
 218
 219     fn.Assign(wxEmptyString);
 220     CPPUNIT_ASSERT( !fn.IsOk() );
 221
 222     fn.Assign(wxEmptyString, wxEmptyString);
 223     CPPUNIT_ASSERT( !fn.IsOk() );
 224
 225     fn.Assign(wxEmptyString, wxEmptyString, wxEmptyString);
 226     CPPUNIT_ASSERT( !fn.IsOk() );
 227
 228     fn.Assign(wxEmptyString, wxEmptyString, wxEmptyString, wxEmptyString);
 229     CPPUNIT_ASSERT( !fn.IsOk() );
 230 }
 231
 232 void FileNameTestCase::TestComparison()
 233 {
 234     wxFileName fn1(wxT("/tmp/file1"));
 235     wxFileName fn2(wxT("/tmp/dir2/../file2"));
 236     fn1.Normalize();
 237     fn2.Normalize();
 238     CPPUNIT_ASSERT_EQUAL(fn1.GetPath(), fn2.GetPath());
 239 }
 240
 241 void FileNameTestCase::TestSplit()
 242 {
 243     for ( size_t n = 0; n < WXSIZEOF(filenames); n++ )
 244     {
 245         const TestFileNameInfo& fni = filenames[n];
 246         wxString volume, path, name, ext;
 247         wxFileName::SplitPath(fni.fullname,
 248                               &volume, &path, &name, &ext, fni.format);
 249
 250         CPPUNIT_ASSERT_EQUAL( wxString(fni.volume), volume );
 251         CPPUNIT_ASSERT_EQUAL( wxString(fni.path), path );
 252         CPPUNIT_ASSERT_EQUAL( wxString(fni.name), name );
 253         CPPUNIT_ASSERT_EQUAL( wxString(fni.ext), ext );
 254     }
 255
 256     // special case of empty extension
 257     wxFileName fn(_T("foo."));
 258     CPPUNIT_ASSERT_EQUAL( wxString(_T("foo.")), fn.GetFullPath() );
 259 }
 260
 261 void FileNameTestCase::TestSetPath()
 262 {
 263     wxFileName fn(_T("d:\\test\\foo.bar"), wxPATH_DOS);
 264     fn.SetPath(_T("c:\\temp"), wxPATH_DOS);
 265     CPPUNIT_ASSERT( fn.SameAs(wxFileName(_T("c:\\temp\\foo.bar"), wxPATH_DOS)) );
 266
 267     fn = wxFileName(_T("/usr/bin/ls"), wxPATH_UNIX);
 268     fn.SetPath(_T("/usr/local/bin"), wxPATH_UNIX);
 269     CPPUNIT_ASSERT( fn.SameAs(wxFileName(_T("/usr/local/bin/ls"), wxPATH_UNIX)) );
 270 }
 271
 272 void FileNameTestCase::TestNormalize()
 273 {
 274     // prepare some data to be used later
 275     wxString sep = wxFileName::GetPathSeparator();
 276     wxString cwd = wxGetCwd();
 277     wxString home = wxGetUserHome();
 278
 279     cwd.Replace(sep, wxT("/"));
 280     if (cwd.Last() != wxT('/'))
 281         cwd += wxT('/');
 282     home.Replace(sep, wxT("/"));
 283     if (home.Last() != wxT('/'))
 284         home += wxT('/');
 285
 286     // since we will always be testing paths using the wxPATH_UNIX
 287     // format, we need to remove the volume, if present
 288     if (home.Contains(wxT(':')))
 289         home = home.AfterFirst(wxT(':'));
 290     if (cwd.Contains(wxT(':')))
 291         cwd = cwd.AfterFirst(wxT(':'));
 292
 293     static const struct FileNameTest
 294     {
 295         const char *original;
 296         int flags;
 297         const char *expected;
 298         wxPathFormat fmt;
 299     } tests[] =
 300     {
 301         // test wxPATH_NORM_ENV_VARS
 302 #ifdef __WXMSW__
 303         { "%ABCDEF%/g/h/i", wxPATH_NORM_ENV_VARS, "abcdef/g/h/i", wxPATH_UNIX },
 304 #else
 305         { "$(ABCDEF)/g/h/i", wxPATH_NORM_ENV_VARS, "abcdef/g/h/i", wxPATH_UNIX },
 306 #endif
 307
 308         // test wxPATH_NORM_DOTS
 309         { "a/.././b/c/../../", wxPATH_NORM_DOTS, "", wxPATH_UNIX },
 310
 311         // test wxPATH_NORM_TILDE
 312         // NB: do the tilde expansion also under Windows to test if it works there too
 313         { "/a/b/~", wxPATH_NORM_TILDE, "/a/b/~", wxPATH_UNIX },
 314         { "/~/a/b", wxPATH_NORM_TILDE, "HOME/a/b", wxPATH_UNIX },
 315         { "~/a/b", wxPATH_NORM_TILDE, "HOME/a/b", wxPATH_UNIX },
 316
 317         // test wxPATH_NORM_CASE
 318         { "Foo", wxPATH_NORM_CASE, "Foo", wxPATH_UNIX },
 319         { "Foo", wxPATH_NORM_CASE, "foo", wxPATH_DOS },
 320         { "C:\\Program Files\\wx", wxPATH_NORM_CASE,
 321           "c:\\program files\\wx", wxPATH_DOS },
 322         { "C:/Program Files/wx", wxPATH_NORM_ALL | wxPATH_NORM_CASE,
 323           "c:\\program files\\wx", wxPATH_DOS },
 324         { "C:\\Users\\zeitlin", wxPATH_NORM_ALL | wxPATH_NORM_CASE,
 325           "c:\\users\\zeitlin", wxPATH_DOS },
 326
 327         // test wxPATH_NORM_ABSOLUTE
 328         { "a/b/", wxPATH_NORM_ABSOLUTE, "CWD/a/b/", wxPATH_UNIX },
 329         { "a/b/c.ext", wxPATH_NORM_ABSOLUTE, "CWD/a/b/c.ext", wxPATH_UNIX },
 330         { "/a", wxPATH_NORM_ABSOLUTE, "/a", wxPATH_UNIX },
 331
 332         // test giving no flags at all to Normalize()
 333         { "a/b/", 0, "a/b/", wxPATH_UNIX },
 334         { "a/b/c.ext", 0, "a/b/c.ext", wxPATH_UNIX },
 335         { "/a", 0, "/a", wxPATH_UNIX },
 336
 337         // test handling dots without wxPATH_NORM_DOTS and wxPATH_NORM_ABSOLUTE
 338         // for both existing and non-existent files (this is important under
 339         // MSW where GetLongPathName() works only for the former)
 340         { "./foo", wxPATH_NORM_LONG, "./foo", wxPATH_UNIX },
 341         { "../foo", wxPATH_NORM_LONG, "../foo", wxPATH_UNIX },
 342         { ".\\test.bkl", wxPATH_NORM_LONG, ".\\test.bkl", wxPATH_DOS },
 343         { ".\\foo", wxPATH_NORM_LONG, ".\\foo", wxPATH_DOS },
 344         { "..\\Makefile.in", wxPATH_NORM_LONG, "..\\Makefile.in", wxPATH_DOS },
 345         { "..\\foo", wxPATH_NORM_LONG, "..\\foo", wxPATH_DOS },
 346 #ifdef __WXMSW__
 347         { "..\\MKINST~1", wxPATH_NORM_LONG, "..\\mkinstalldirs", wxPATH_DOS },
 348 #endif
 349     };
 350
 351     // set the env var ABCDEF
 352     wxSetEnv(_T("ABCDEF"), _T("abcdef"));
 353
 354     for ( size_t i = 0; i < WXSIZEOF(tests); i++ )
 355     {
 356         const FileNameTest& fnt = tests[i];
 357         wxFileName fn(fnt.original, fnt.fmt);
 358
 359         // be sure this normalization does not fail
 360         CPPUNIT_ASSERT_MESSAGE
 361         (
 362             (const char *)wxString::Format(_T("Normalize(%s) failed"), fnt.original).mb_str(),
 363             fn.Normalize(fnt.flags, cwd, fnt.fmt)
 364         );
 365
 366         // compare result with expected string
 367         wxString expected(tests[i].expected);
 368         expected.Replace(_T("HOME/"), home);
 369         expected.Replace(_T("CWD/"), cwd);
 370         CPPUNIT_ASSERT_EQUAL( fnt.expected, fn.GetFullPath(fnt.fmt) );
 371     }
 372 }
 373
 374 wxString wxTestStripExtension(wxString szFile)
 375 {
 376     wxStripExtension(szFile);
 377     return szFile;
 378 }
 379
 380 void FileNameTestCase::TestStrip()
 381 {
 382     //test a crash
 383     CPPUNIT_ASSERT_EQUAL( wxString(_T("")), wxTestStripExtension(_T("")) );
 384
 385     //others
 386     CPPUNIT_ASSERT_EQUAL( wxString(_T("")), wxTestStripExtension(_T(".")) );
 387     CPPUNIT_ASSERT_EQUAL( wxString(_T("")), wxTestStripExtension(_T(".wav")) );
 388     CPPUNIT_ASSERT_EQUAL( wxString(_T("good")), wxTestStripExtension(_T("good.wav")) );
 389     CPPUNIT_ASSERT_EQUAL( wxString(_T("good.wav")), wxTestStripExtension(_T("good.wav.wav")) );
 390 }
 391
 392 #ifdef __WINDOWS__
 393
 394 void FileNameTestCase::TestShortLongPath()
 395 {
 396     wxFileName fn(_T("C:\\Program Files\\Windows NT\\Accessories\\wordpad.exe"));
 397
 398     // incredibly enough, GetLongPath() used to return different results during
 399     // the first and subsequent runs, test for this
 400     CPPUNIT_ASSERT_EQUAL( fn.GetLongPath(), fn.GetLongPath() );
 401     CPPUNIT_ASSERT_EQUAL( fn.GetShortPath(), fn.GetShortPath() );
 402 }
 403
 404 #endif // __WINDOWS__