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|
--TEST--
Test crc32() function : usage variations - unexpected values
--SKIPIF--
<?php
if (PHP_INT_SIZE != 4)
die("skip this test is for 32bit platform only");
?>
--FILE--
<?php
/* Prototype : string crc32(string $str)
* Description: Calculate the crc32 polynomial of a string
* Source code: ext/standard/crc32.c
* Alias to functions: none
*/
/*
* Testing crc32() : with unexpected values for str argument
*/
echo "*** Testing crc32() : with unexpected values for str argument ***\n";
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// declaring class
class sample {
public function __toString() {
return "object";
}
}
// creating a file resource
$file_handle = fopen(__FILE__, 'r');
//array of values to iterate over
$values = array(
// int data
0,
1,
12345,
-2345,
// float data
10.5,
-10.5,
10.1234567e10,
10.7654321E-10,
.5,
// array data
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// null data
NULL,
null,
// boolean data
true,
false,
TRUE,
FALSE,
// empty data
"",
'',
// object data
new sample(),
// undefined data
$undefined_var,
// unset data
$unset_var,
// resource
$file_handle
);
// loop through each element of the array for str
$count = 1;
foreach($values as $value) {
echo "\n-- Iteration $count --\n";
var_dump( crc32($value) );
$count++;
};
// closing the resource
fclose($file_handle);
echo "Done";
?>
--EXPECTF--
*** Testing crc32() : with unexpected values for str argument ***
Notice: Undefined variable: undefined_var in %s on line %d
Notice: Undefined variable: unset_var in %s on line %d
-- Iteration 1 --
int(-186917087)
-- Iteration 2 --
int(-2082672713)
-- Iteration 3 --
int(-873121252)
-- Iteration 4 --
int(1860518047)
-- Iteration 5 --
int(269248583)
-- Iteration 6 --
int(-834950157)
-- Iteration 7 --
int(-965354630)
-- Iteration 8 --
int(1376932222)
-- Iteration 9 --
int(-2036403827)
-- Iteration 10 --
Warning: crc32() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 11 --
Warning: crc32() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 12 --
Warning: crc32() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 13 --
Warning: crc32() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 14 --
Warning: crc32() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 15 --
int(0)
-- Iteration 16 --
int(0)
-- Iteration 17 --
int(-2082672713)
-- Iteration 18 --
int(0)
-- Iteration 19 --
int(-2082672713)
-- Iteration 20 --
int(0)
-- Iteration 21 --
int(0)
-- Iteration 22 --
int(0)
-- Iteration 23 --
int(-1465013268)
-- Iteration 24 --
int(0)
-- Iteration 25 --
int(0)
-- Iteration 26 --
Warning: crc32() expects parameter 1 to be string, resource given in %s on line %d
NULL
Done
|
