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|
--TEST--
Test array_diff() function : usage variations - unexpected values for 'arr1' argument
--FILE--
<?php
/* Prototype : array array_diff(array $arr1, array $arr2 [, array ...])
* Description: Returns the entries of $arr1 that have values which are not
* present in any of the others arguments.
* Source code: ext/standard/array.c
*/
/*
* Test array_diff by passing non array values in place of $arr1
*/
echo "*** Testing array_diff() : usage variations ***\n";
$array = array(1, 2, 3);
//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
hello world
EOT;
// get a resource variable
$fp = fopen(__FILE__, "r");
// unexpected values to be passed to $input 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*/ "string",
'string',
$heredoc,
// binary data
/*21*/ b"binary",
(binary)"binary",
// object data
/*23*/ new classA(),
// undefined data
/*24*/ @$undefined_var,
// unset data
/*25*/ @$unset_var,
// resource variable
/*26*/ $fp
);
// loop through each element of $inputs to check the behavior of array_diff
$iterator = 1;
foreach($inputs as $input) {
echo "\n-- Iteration $iterator --";
try {
var_dump( array_diff($input, $array));
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
$iterator++;
};
fclose($fp);
echo "Done";
?>
--EXPECT--
*** Testing array_diff() : usage variations ***
-- Iteration 1 --Expected parameter 1 to be an array, int given
-- Iteration 2 --Expected parameter 1 to be an array, int given
-- Iteration 3 --Expected parameter 1 to be an array, int given
-- Iteration 4 --Expected parameter 1 to be an array, int given
-- Iteration 5 --Expected parameter 1 to be an array, float given
-- Iteration 6 --Expected parameter 1 to be an array, float given
-- Iteration 7 --Expected parameter 1 to be an array, float given
-- Iteration 8 --Expected parameter 1 to be an array, float given
-- Iteration 9 --Expected parameter 1 to be an array, float given
-- Iteration 10 --Expected parameter 1 to be an array, null given
-- Iteration 11 --Expected parameter 1 to be an array, null given
-- Iteration 12 --Expected parameter 1 to be an array, bool given
-- Iteration 13 --Expected parameter 1 to be an array, bool given
-- Iteration 14 --Expected parameter 1 to be an array, bool given
-- Iteration 15 --Expected parameter 1 to be an array, bool given
-- Iteration 16 --Expected parameter 1 to be an array, string given
-- Iteration 17 --Expected parameter 1 to be an array, string given
-- Iteration 18 --Expected parameter 1 to be an array, string given
-- Iteration 19 --Expected parameter 1 to be an array, string given
-- Iteration 20 --Expected parameter 1 to be an array, string given
-- Iteration 21 --Expected parameter 1 to be an array, string given
-- Iteration 22 --Expected parameter 1 to be an array, string given
-- Iteration 23 --Expected parameter 1 to be an array, object given
-- Iteration 24 --Expected parameter 1 to be an array, null given
-- Iteration 25 --Expected parameter 1 to be an array, null given
-- Iteration 26 --Expected parameter 1 to be an array, resource given
Done
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