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--TEST--
Test fseek() function : usage variations  - different types for whence
--CREDITS--
Dave Kelsey <d_kelsey@uk.ibm.com>
--FILE--
<?php
/* Prototype  : proto int fseek(resource fp, int offset [, int whence])
 * Description: Seek on a file pointer 
 * Source code: ext/standard/file.c
 * Alias to functions: gzseek
 */
echo "*** Testing fseek() : usage variations ***\n";
error_reporting(E_ALL & ~E_NOTICE);
$fp = fopen(__FILE__, 'r');
$offset = 3;
//get an unset variable
$unset_var = 10;
unset ($unset_var);
//array of values to iterate over
$values = array(
      // outside of whence range
      -100,
      100,
      // float data
      10.5,
      -10.5,
      10.1234567e10,
      10.7654321E-10,
      .5,
      // null data
      NULL,
      null,
      // boolean data
      true,
      false,
      TRUE,
      FALSE,
      // empty data
      "",
      '',
      // string data
      "string",
      'string',
      // undefined data
      $undefined_var,
      // unset data
      $unset_var,
);
// loop through each element of the array for whence
foreach($values as $value) {
      echo "\nArg value $value \n";
      var_dump( fseek($fp, $offset, $value) );
      var_dump( ftell($fp));
};
fclose($fp);
echo "Done";
?>
--EXPECTF--
*** Testing fseek() : usage variations ***
Arg value -100 
int(-1)
int(0)
Arg value 100 
int(-1)
int(0)
Arg value 10.5 
int(-1)
int(0)
Arg value -10.5 
int(-1)
int(0)
Arg value 101234567000 
int(-1)
int(0)
Arg value 1.07654321E-9 
int(0)
int(3)
Arg value 0.5 
int(0)
int(3)
Arg value  
int(0)
int(3)
Arg value  
int(0)
int(3)
Arg value 1 
int(0)
int(6)
Arg value  
int(0)
int(3)
Arg value 1 
int(0)
int(6)
Arg value  
int(0)
int(3)
Arg value  
Warning: fseek() expects parameter 3 to be long, string given in %s on line %d
bool(false)
int(3)
Arg value  
Warning: fseek() expects parameter 3 to be long, string given in %s on line %d
bool(false)
int(3)
Arg value string 
Warning: fseek() expects parameter 3 to be long, string given in %s on line %d
bool(false)
int(3)
Arg value string 
Warning: fseek() expects parameter 3 to be long, string given in %s on line %d
bool(false)
int(3)
Arg value  
int(0)
int(3)
Arg value  
int(0)
int(3)
Done