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- --TEST--
- Test readdir() function : usage variations - different data types as $dir_handle arg
- --FILE--
- <?php
- /* Prototype : string readdir([resource $dir_handle])
- * Description: Read directory entry from dir_handle
- * Source code: ext/standard/dir.c
- */
- /*
- * Pass different data types as $dir_handle argument to readdir() to test behaviour
- */
- echo "*** Testing readdir() : usage variations ***\n";
- //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;
- // unexpected values to be passed to $dir_handle 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*/ "",
- '',
- array(),
- // string data
- /*19*/ "string",
- 'string',
- $heredoc,
-
- // object data
- /*22*/ new classA(),
- // undefined data
- /*23*/ @$undefined_var,
- // unset data
- /*24*/ @$unset_var,
- );
- // loop through each element of $inputs to check the behavior of readdir()
- $iterator = 1;
- foreach($inputs as $input) {
- echo "\n-- Iteration $iterator --\n";
- var_dump( readdir($input) );
- $iterator++;
- };
- ?>
- ===DONE===
- --EXPECTF--
- *** Testing readdir() : usage variations ***
- -- Iteration 1 --
- Warning: readdir() expects parameter 1 to be resource, integer given in %s on line %d
- NULL
- -- Iteration 2 --
- Warning: readdir() expects parameter 1 to be resource, integer given in %s on line %d
- NULL
- -- Iteration 3 --
- Warning: readdir() expects parameter 1 to be resource, integer given in %s on line %d
- NULL
- -- Iteration 4 --
- Warning: readdir() expects parameter 1 to be resource, integer given in %s on line %d
- NULL
- -- Iteration 5 --
- Warning: readdir() expects parameter 1 to be resource, double given in %s on line %d
- NULL
- -- Iteration 6 --
- Warning: readdir() expects parameter 1 to be resource, double given in %s on line %d
- NULL
- -- Iteration 7 --
- Warning: readdir() expects parameter 1 to be resource, double given in %s on line %d
- NULL
- -- Iteration 8 --
- Warning: readdir() expects parameter 1 to be resource, double given in %s on line %d
- NULL
- -- Iteration 9 --
- Warning: readdir() expects parameter 1 to be resource, double given in %s on line %d
- NULL
- -- Iteration 10 --
- Warning: readdir() expects parameter 1 to be resource, null given in %s on line %d
- NULL
- -- Iteration 11 --
- Warning: readdir() expects parameter 1 to be resource, null given in %s on line %d
- NULL
- -- Iteration 12 --
- Warning: readdir() expects parameter 1 to be resource, boolean given in %s on line %d
- NULL
- -- Iteration 13 --
- Warning: readdir() expects parameter 1 to be resource, boolean given in %s on line %d
- NULL
- -- Iteration 14 --
- Warning: readdir() expects parameter 1 to be resource, boolean given in %s on line %d
- NULL
- -- Iteration 15 --
- Warning: readdir() expects parameter 1 to be resource, boolean given in %s on line %d
- NULL
- -- Iteration 16 --
- Warning: readdir() expects parameter 1 to be resource, string given in %s on line %d
- NULL
- -- Iteration 17 --
- Warning: readdir() expects parameter 1 to be resource, string given in %s on line %d
- NULL
- -- Iteration 18 --
- Warning: readdir() expects parameter 1 to be resource, array given in %s on line %d
- NULL
- -- Iteration 19 --
- Warning: readdir() expects parameter 1 to be resource, string given in %s on line %d
- NULL
- -- Iteration 20 --
- Warning: readdir() expects parameter 1 to be resource, string given in %s on line %d
- NULL
- -- Iteration 21 --
- Warning: readdir() expects parameter 1 to be resource, string given in %s on line %d
- NULL
- -- Iteration 22 --
- Warning: readdir() expects parameter 1 to be resource, object given in %s on line %d
- NULL
- -- Iteration 23 --
- Warning: readdir() expects parameter 1 to be resource, null given in %s on line %d
- NULL
- -- Iteration 24 --
- Warning: readdir() expects parameter 1 to be resource, null given in %s on line %d
- NULL
- ===DONE===
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