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--TEST--
Test flock() function: Error conditions
--FILE--
<?php
/*
Prototype: bool flock(resource $handle, int $operation [, int &$wouldblock]);
Description: PHP supports a portable way of locking complete files
in an advisory way
*/
echo "*** Testing error conditions ***\n";
$file = dirname(__FILE__)."/flock.tmp";
$fp = fopen($file, "w");
/* array of operatons */
$operations = array(
0,
LOCK_NB,
FALSE,
NULL,
array(1,2,3),
array(),
"string",
"",
"\0"
);
$i = 0;
foreach($operations as $operation) {
echo "\n--- Iteration $i ---";
var_dump(flock($fp, $operation));
$i++;
}
/* Invalid arguments */
$fp = fopen($file, "w");
fclose($fp);
var_dump(flock($fp, LOCK_SH|LOCK_NB));
var_dump(flock("", "", $var));
/* No.of args leass than expected */
var_dump(flock());
var_dump(flock($fp));
/* No.of args greater than expected */
var_dump(flock($fp, "", $var, ""));
echo "\n*** Done ***\n";
?>
--CLEAN--
<?php
$file = dirname(__FILE__)."/flock.tmp";
unlink($file);
?>
--EXPECTF--
*** Testing error conditions ***
--- Iteration 0 ---
Warning: flock(): Illegal operation argument in %s on line %d
bool(false)
--- Iteration 1 ---
Warning: flock(): Illegal operation argument in %s on line %d
bool(false)
--- Iteration 2 ---
Warning: flock(): Illegal operation argument in %s on line %d
bool(false)
--- Iteration 3 ---
Warning: flock(): Illegal operation argument in %s on line %d
bool(false)
--- Iteration 4 ---
Warning: flock() expects parameter 2 to be integer, array given in %s on line %d
NULL
--- Iteration 5 ---
Warning: flock() expects parameter 2 to be integer, array given in %s on line %d
NULL
--- Iteration 6 ---
Warning: flock() expects parameter 2 to be integer, string given in %s on line %d
NULL
--- Iteration 7 ---
Warning: flock() expects parameter 2 to be integer, string given in %s on line %d
NULL
--- Iteration 8 ---
Warning: flock() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: flock(): supplied resource is not a valid stream resource in %s on line %d
bool(false)
Warning: flock() expects parameter 1 to be resource, string given in %s on line %d
NULL
Warning: flock() expects at least 2 parameters, 0 given in %s on line %d
NULL
Warning: flock() expects at least 2 parameters, 1 given in %s on line %d
NULL
Warning: flock() expects at most 3 parameters, 4 given in %s on line %d
NULL
*** Done ***
|