--TEST-- Test fileatime(), filemtime(), filectime() & touch() functions : error conditions --FILE-- <?php /* Prototype: int fileatime ( string $filename ); Description: Returns the time the file was last accessed, or FALSE in case of an error. The time is returned as a Unix timestamp. Prototype: int filemtime ( string $filename ); Description: Returns the time the file was last modified, or FALSE in case of an error. Prototype: int filectime ( string $filename ); Description: Returns the time the file was last changed, or FALSE in case of an error. The time is returned as a Unix timestamp. Prototype: bool touch ( string $filename [, int $time [, int $atime]] ); Description: Attempts to set the access and modification times of the file named in the filename parameter to the value given in time. */ echo "*** Testing error conditions ***\n"; echo "\n-- Testing with Non-existing files --"; /* Both invalid argumetns */ var_dump( fileatime("/no/such/file/or/dir") ); var_dump( filemtime("/no/such/file/or/dir") ); var_dump( filectime("/no/such/file/or/dir") ); var_dump( touch("/no/such/file/or/dir", 10) ); /* Only one invalid argument */ var_dump( fileatime(__FILE__, "string") ); var_dump( filemtime(__FILE__, 100) ); var_dump( filectime(__FILE__, TRUE) ); var_dump( touch(__FILE__, 10, 100, 123) ); echo "\n-- Testing No.of arguments less than expected --"; var_dump( fileatime() ); var_dump( filemtime() ); var_dump( filectime() ); var_dump( touch() ); echo "\n-- Testing No.of arguments greater than expected --"; /* Both invalid arguments */ var_dump( fileatime("/no/such/file/or/dir", "string") ); var_dump( filemtime("/no/such/file/or/dir", 100) ); var_dump( filectime("/no/such/file/or/dir", TRUE) ); var_dump( touch("/no/such/file/or/dir", 10, 100, 123) ); /* Only one invalid argument */ var_dump( fileatime(__FILE__, "string") ); var_dump( filemtime(__FILE__, 100) ); var_dump( filectime(__FILE__, TRUE) ); var_dump( touch(__FILE__, 10, 100, 123) ); echo "\n*** Done ***\n"; ?> --EXPECTF-- *** Testing error conditions *** -- Testing with Non-existing files -- Warning: fileatime(): stat failed for /no/such/file/or/dir in %s on line %d bool(false) Warning: filemtime(): stat failed for /no/such/file/or/dir in %s on line %d bool(false) Warning: filectime(): stat failed for /no/such/file/or/dir in %s on line %d bool(false) Warning: touch(): Unable to create file /no/such/file/or/dir because No such file or directory in %s on line %d bool(false) Warning: Wrong parameter count for fileatime() in %s on line %d NULL Warning: Wrong parameter count for filemtime() in %s on line %d NULL Warning: Wrong parameter count for filectime() in %s on line %d NULL Warning: Wrong parameter count for touch() in %s on line %d NULL -- Testing No.of arguments less than expected -- Warning: Wrong parameter count for fileatime() in %s on line %d NULL Warning: Wrong parameter count for filemtime() in %s on line %d NULL Warning: Wrong parameter count for filectime() in %s on line %d NULL Warning: Wrong parameter count for touch() in %s on line %d NULL -- Testing No.of arguments greater than expected -- Warning: Wrong parameter count for fileatime() in %s on line %d NULL Warning: Wrong parameter count for filemtime() in %s on line %d NULL Warning: Wrong parameter count for filectime() in %s on line %d NULL Warning: Wrong parameter count for touch() in %s on line %d NULL Warning: Wrong parameter count for fileatime() in %s on line %d NULL Warning: Wrong parameter count for filemtime() in %s on line %d NULL Warning: Wrong parameter count for filectime() in %s on line %d NULL Warning: Wrong parameter count for touch() in %s on line %d NULL *** Done ***