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php

--TEST--
Test is_subclass_of() function : usage variations  - unexpected type for arg 1
--FILE--
<?php
/* Prototype  : proto bool is_subclass_of(object object, string class_name)
 * Description: Returns true if the object has this class as one of its parents 
 * Source code: Zend/zend_builtin_functions.c
 * Alias to functions: 
 */
// Note: basic use cases in Zend/tests/is_a.phpt
function __autoload($className) {
	echo "In __autoload($className)\n";
}

function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) {
	echo "Error: $err_no - $err_msg, $filename($linenum)\n";
}
set_error_handler('test_error_handler');


echo "*** Testing is_subclass_of() : usage variations ***\n";

// Initialise function arguments not being substituted (if any)
$class_name = 'string_val';

//get an unset variable
$unset_var = 10;
unset ($unset_var);

//array of values to iterate over
$values = array(

      // int data
      0,
      1,
      12345,
      -2345,

      // float data
      10.5,
      -10.5,
      10.1234567e10,
      10.7654321E-10,
      .5,

      // array data
      array(),
      array(0),
      array(1),
      array(1, 2),
      array('color' => 'red', 'item' => 'pen'),

      // 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 object

foreach($values as $value) {
      echo "\nArg value $value \n";
      var_dump( is_subclass_of($value, $class_name) );
};

echo "Done";
?>
--EXPECTF--
*** Testing is_subclass_of() : usage variations ***
Error: 8 - Undefined variable: undefined_var, %s(69)
Error: 8 - Undefined variable: unset_var, %s(72)

Arg value 0 
bool(false)

Arg value 1 
bool(false)

Arg value 12345 
bool(false)

Arg value -2345 
bool(false)

Arg value 10.5 
bool(false)

Arg value -10.5 
bool(false)

Arg value 101234567000 
bool(false)

Arg value 1.07654321E-9 
bool(false)

Arg value 0.5 
bool(false)

Arg value Array 
bool(false)

Arg value Array 
bool(false)

Arg value Array 
bool(false)

Arg value Array 
bool(false)

Arg value Array 
bool(false)

Arg value  
bool(false)

Arg value  
bool(false)

Arg value 1 
bool(false)

Arg value  
bool(false)

Arg value 1 
bool(false)

Arg value  
bool(false)

Arg value  
bool(false)

Arg value  
bool(false)

Arg value string 
In __autoload(string)
bool(false)

Arg value String 
In __autoload(String)
bool(false)

Arg value  
bool(false)

Arg value  
bool(false)
Done