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Annotation of embedaddon/php/ext/standard/tests/file/unlink_variation1.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test unlink() function : usage variations - unlinking file in a directory
                      3: --SKIPIF--
                      4: <?php
                      5: if (substr(PHP_OS, 0, 3) == 'WIN') {
                      6:     die('skip only on Linux');
                      7: }
                      8: // Skip if being run by root (files are always readable, writeable and executable)
                      9: $filename = dirname(__FILE__)."/unlink_root_check.tmp";
                     10: $fp = fopen($filename, 'w');
                     11: fclose($fp);
                     12: if(fileowner($filename) == 0) {
                     13:         unlink ($filename);
                     14:         die('skip cannot be run as root');
                     15: }
                     16: 
                     17: unlink($filename);
                     18: ?>
                     19: --FILE--
                     20: <?php
                     21: /* Prototype : bool unlink ( string $filename [, resource $context] );
                     22:    Description : Deletes filename
                     23: */
                     24: 
                     25: /* Delete file having default permission but its dir having readonly permission
                     26:    Delete file having readonly permission but dir having default permission
                     27: */
                     28: 
                     29: 
                     30: $file_path = dirname(__FILE__);
                     31: 
                     32: // temp dir name used here
                     33: $dirname = "$file_path/unlink_variation1";
                     34: // temp filename used here
                     35: $filename = "$dirname/unlink_variation1.tmp";
                     36: 
                     37: echo "\n*** Testing unlink() on file inside a directory ***\n";
                     38: // create temp dir
                     39: mkdir($dirname);
                     40: // create temp file inside $dirname
                     41: $fp = fopen($filename, "w");
                     42: fclose($fp);
                     43: 
                     44: echo "-- Unlink file having default permission and its dir having read only permission --\n";
                     45: // remove write permission of $dirname
                     46: var_dump( chmod($dirname, 0444) );
                     47: // now try deleting $filename
                     48: var_dump( unlink($filename) );  // expected false
                     49: var_dump( file_exists($filename) );  // confirm file is deleted
                     50: 
                     51: // remove the dir
                     52: var_dump( chmod($dirname, 0777) );
                     53: var_dump( unlink($filename) );  // expected true
                     54: var_dump( rmdir($dirname) );
                     55: 
                     56: echo "\n-- Unlinking file without write permission, its dir having default permission --\n";
                     57: // create the temp dir
                     58: var_dump( mkdir($dirname) );
                     59: // create the temp file
                     60: $fp = fopen($filename, "w");
                     61: fclose($fp);
                     62: 
                     63: // remove write permission from file
                     64: var_dump( chmod($filename, 0444) );
                     65: // now try deleting temp file inside $dirname
                     66: var_dump( unlink($filename) );  // expected: true
                     67: var_dump( file_exists($filename) );  // expected: false
                     68: 
                     69: // remove temp dir
                     70: var_dump( rmdir($dirname) );
                     71: 
                     72: echo "Done\n";
                     73: ?>
                     74: --EXPECTF--
                     75: *** Testing unlink() on file inside a directory ***
                     76: -- Unlink file having default permission and its dir having read only permission --
                     77: bool(true)
                     78: 
                     79: Warning: unlink(%s): %s in %s on line %d
                     80: bool(false)
                     81: bool(false)
                     82: bool(true)
                     83: bool(true)
                     84: bool(true)
                     85: 
                     86: -- Unlinking file without write permission, its dir having default permission --
                     87: bool(true)
                     88: bool(true)
                     89: bool(true)
                     90: bool(false)
                     91: bool(true)
                     92: Done