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|
--TEST--
Test mb_convert_encoding() function : usage variations - pass different data types as $to_encoding arg
--SKIPIF--
<?php
extension_loaded('mbstring') or die('skip');
function_exists('mb_convert_encoding') or die("skip mb_convert_encoding() is not available in this build");
?>
--FILE--
<?php
/* Prototype : string mb_convert_encoding(string $str, string $to_encoding [, mixed $from_encoding])
* Description: Returns converted string in desired encoding
* Source code: ext/mbstring/mbstring.c
*/
/*
* Pass different data types to $to_encoding arg to test behaviour of mb_convert_encoding
*/
echo "*** Testing mb_convert_encoding() : usage variations ***\n";
// Initialise function arguments not being substituted
mb_internal_encoding('utf-8');
$sourcestring = b'hello, world';
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// get a class
class classA
{
public function __toString() {
return "Class A object";
}
}
// heredoc string
$heredoc = <<<EOT
UTF-8
EOT;
// get a resource variable
$fp = fopen(__FILE__, "r");
// unexpected values to be passed to $to_encoding 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,
// empty data
/*16*/ "",
'',
// string data
/*18*/ "UTF-8",
'UTF-8',
$heredoc,
// object data
/*21*/ new classA(),
// undefined data
/*22*/ @$undefined_var,
// unset data
/*23*/ @$unset_var,
// resource variable
/*24*/ $fp
);
// loop through each element of $inputs to check the behaviour of mb_convert_encoding()
$iterator = 1;
foreach($inputs as $input) {
echo "\n-- Iteration $iterator --\n";
var_dump(bin2hex( mb_convert_encoding($sourcestring, $input, 'ISO-8859-1') ));
$iterator++;
};
fclose($fp);
echo "Done";
?>
--EXPECTF--
*** Testing mb_convert_encoding() : usage variations ***
-- Iteration 1 --
Warning: mb_convert_encoding(): Unknown encoding "0" in %s on line %d
string(0) ""
-- Iteration 2 --
Warning: mb_convert_encoding(): Unknown encoding "1" in %s on line %d
string(0) ""
-- Iteration 3 --
Warning: mb_convert_encoding(): Unknown encoding "12345" in %s on line %d
string(0) ""
-- Iteration 4 --
Warning: mb_convert_encoding(): Unknown encoding "-2345" in %s on line %d
string(0) ""
-- Iteration 5 --
Warning: mb_convert_encoding(): Unknown encoding "10.5" in %s on line %d
string(0) ""
-- Iteration 6 --
Warning: mb_convert_encoding(): Unknown encoding "-10.5" in %s on line %d
string(0) ""
-- Iteration 7 --
Warning: mb_convert_encoding(): Unknown encoding "123456789000" in %s on line %d
string(0) ""
-- Iteration 8 --
Warning: mb_convert_encoding(): Unknown encoding "1.23456789E-9" in %s on line %d
string(0) ""
-- Iteration 9 --
Warning: mb_convert_encoding(): Unknown encoding "0.5" in %s on line %d
string(0) ""
-- Iteration 10 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 11 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 12 --
Warning: mb_convert_encoding(): Unknown encoding "1" in %s on line %d
string(0) ""
-- Iteration 13 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 14 --
Warning: mb_convert_encoding(): Unknown encoding "1" in %s on line %d
string(0) ""
-- Iteration 15 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 16 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 17 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 18 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 19 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 20 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 21 --
Warning: mb_convert_encoding(): Unknown encoding "Class A object" in %s on line %d
string(0) ""
-- Iteration 22 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 23 --
string(24) "68656c6c6f2c20776f726c64"
-- Iteration 24 --
Warning: mb_convert_encoding() expects parameter 2 to be string, resource given in %s on line %d
string(0) ""
Done
|
