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|
--TEST--
Test mb_strrpos() function : usage variations - Pass different data types as $offset arg
--SKIPIF--
<?php
extension_loaded('mbstring') or die('skip');
function_exists('mb_strrpos') or die("skip mb_strrpos() is not available in this build");
?>
--FILE--
<?php
/* Prototype : int mb_strrpos(string $haystack, string $needle [, int $offset [, string $encoding]])
* Description: Find position of last occurrence of a string within another
* Source code: ext/mbstring/mbstring.c
*/
/*
* Pass mb_strrpos() different data types as $offset argument to test behaviour
*/
echo "*** Testing mb_strrpos() : usage variations ***\n";
// Initialise function arguments not being substituted
$needle = b'a';
$haystack = b'string_val';
$encoding = 'utf-8';
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// get a class
class classA
{
public function __toString() {
return b"7";
}
}
// heredoc string
$heredoc = b<<<EOT
hello world
EOT;
// unexpected values to be passed to $offset argument
$inputs = array(
// int data
/*1*/ 0,
1,
12345,
-2345,
// float data
/*5*/ 10.5,
-10.5,
12.3456789000e10,
12.3456789000E-10,
.5,
// null data
/*10*/ NULL,
null,
// boolean data
/*12*/ true,
false,
TRUE,
FALSE,
// object data
/*16*/ new classA(),
// undefined data
/*17*/ @$undefined_var,
// unset data
/*18*/ @$unset_var
);
// loop through each element of $inputs to check the behavior of mb_strrpos()
$iterator = 1;
foreach($inputs as $input) {
echo "\n-- Iteration $iterator --\n";
var_dump( mb_strrpos($haystack, $needle, $input, $encoding));
$iterator++;
};
echo "Done";
?>
--EXPECTF--
*** Testing mb_strrpos() : usage variations ***
-- Iteration 1 --
int(8)
-- Iteration 2 --
int(8)
-- Iteration 3 --
Warning: mb_strrpos(): Offset is greater than the length of haystack string in %s on line %d
bool(false)
-- Iteration 4 --
Warning: mb_strrpos(): Offset is greater than the length of haystack string in %s on line %d
bool(false)
-- Iteration 5 --
bool(false)
-- Iteration 6 --
bool(false)
-- Iteration 7 --
Warning: mb_strrpos(): Offset is greater than the length of haystack string in %s on line %d
bool(false)
-- Iteration 8 --
int(8)
-- Iteration 9 --
int(8)
-- Iteration 10 --
int(8)
-- Iteration 11 --
int(8)
-- Iteration 12 --
int(8)
-- Iteration 13 --
int(8)
-- Iteration 14 --
int(8)
-- Iteration 15 --
int(8)
-- Iteration 16 --
Notice: Object of class classA could not be converted to int in %s on line %d
int(8)
-- Iteration 17 --
int(8)
-- Iteration 18 --
int(8)
Done
|
