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117 lines
3.1 KiB
PHP
117 lines
3.1 KiB
PHP
--TEST--
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Testing unlink() function : error conditions
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--SKIPIF--
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<?php
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if (substr(PHP_OS, 0, 3) != 'WIN') {
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die('skip.. only on Windows');
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}
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?>
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--FILE--
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<?php
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if (substr(PHP_OS, 0, 3) != 'WIN') {
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die('skip.. only on Windows');
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}
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?>
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--FILE--
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<?php
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/* Prototype : bool unlink ( string $filename [, resource $context] );
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Description : Deletes filename
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*/
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$file_path = dirname(__FILE__);
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$filename = "$file_path/unlink_error.tmp"; // temp file name used here
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$fp = fopen($filename, "w"); // create file
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fclose($fp);
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// creating a context
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$context = stream_context_create();
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echo "*** Testing unlink() : error conditions ***\n";
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echo "-- Testing unlink() on unexpected no. of arguments --\n";
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// arg < expected
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var_dump( unlink() );
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// args > expected
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var_dump( unlink($filename, $context, true) );
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var_dump( file_exists($filename) ); // expected: true
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echo "\n-- Testing unlink() on invalid arguments --\n";
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// invalid arguments
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var_dump( unlink('') ); // $filename as empty string
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var_dump( file_exists('') ); // confirm file doesnt exist
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var_dump( unlink(NULL) ); // $filename as NULL
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var_dump( file_exists(NULL) ); // confirm file doesnt exist
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var_dump( unlink(false) ); // $filename as boolean false
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var_dump( file_exists(false) ); // confirm file doesnt exist
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var_dump( unlink($filename, '') ); // $context as empty string
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var_dump( unlink($filename, false) ); // $context as boolean false
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var_dump( unlink($filename, NULL) ); // $context as NULL
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echo "\n-- Testing unlink() on non-existent file --\n";
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var_dump( unlink(dirname(__FILE__)."/non_existent_file.tmp") );
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echo "\n-- Testing unlink() on directory --\n";
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// temp directory used here
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$dirname = "$file_path/unlink_error";
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// create temp dir
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mkdir($dirname);
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// unlinking directory
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var_dump( unlink($dirname) ); // expected: false as unlink() does not work on dir
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echo "Done\n";
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?>
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--CLEAN--
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<?php
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unlink(dirname(__FILE__)."/unlink_error.tmp");
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rmdir(dirname(__FILE__)."/unlink_error");
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?>
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--EXPECTF--
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*** Testing unlink() : error conditions ***
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-- Testing unlink() on unexpected no. of arguments --
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Warning: unlink() expects at least 1 parameter, 0 given in %s on line %d
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bool(false)
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Warning: unlink() expects at most 2 parameters, 3 given in %s on line %d
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bool(false)
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bool(true)
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-- Testing unlink() on invalid arguments --
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Warning: unlink(): No such file or directory in %s on line %d
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bool(false)
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bool(false)
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Warning: unlink(): No such file or directory in %s on line %d
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bool(false)
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bool(false)
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Warning: unlink(): No such file or directory in %s on line %d
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bool(false)
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bool(false)
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Warning: unlink() expects parameter 2 to be resource, string given in %s on line %d
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bool(false)
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Warning: unlink() expects parameter 2 to be resource, boolean given in %s on line %d
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bool(false)
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Warning: unlink() expects parameter 2 to be resource, null given in %s on line %d
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bool(false)
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-- Testing unlink() on non-existent file --
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Warning: unlink(%s/non_existent_file.tmp): No such file or directory in %s on line %d
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bool(false)
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-- Testing unlink() on directory --
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Warning: unlink(%s/unlink_error): Permission denied in %s on line %d
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bool(false)
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Done
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