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php

    1: --TEST--
    2: Ensure type hints are enforced for functions invoked as callbacks.
    3: --FILE--
    4: <?php
    5:   set_error_handler('myErrorHandler', E_RECOVERABLE_ERROR);
    6:   function myErrorHandler($errno, $errstr, $errfile, $errline) {
    7:       echo "$errno: $errstr - $errfile($errline)\n";
    8:       return true;
    9:   }
   10:   
   11:   echo "---> Type hints with callback function:\n";
   12:   class A  {  }
   13:   function f1(A $a)  {
   14:       echo "in f1;\n";
   15:   }
   16:   function f2(A $a = null)  {
   17:       echo "in f2;\n";
   18:   }
   19:   call_user_func('f1', 1);
   20:   call_user_func('f1', new A);
   21:   call_user_func('f2', 1);
   22:   call_user_func('f2');
   23:   call_user_func('f2', new A);
   24:   call_user_func('f2', null);
   25:   
   26:   
   27:   echo "\n\n---> Type hints with callback static method:\n";
   28:   class C {
   29:       static function f1(A $a) {
   30:           if (isset($this)) {
   31:               echo "in C::f1 (instance);\n";
   32:           } else {
   33:               echo "in C::f1 (static);\n";
   34:           }
   35:       }
   36:       static function f2(A $a = null) {
   37:           if (isset($this)) {
   38:               echo "in C::f2 (instance);\n";
   39:           } else {
   40:               echo "in C::f2 (static);\n";
   41:           }
   42:       }
   43:   }
   44:   call_user_func(array('C', 'f1'), 1);
   45:   call_user_func(array('C', 'f1'), new A);
   46:   call_user_func(array('C', 'f2'), 1);
   47:   call_user_func(array('C', 'f2'));
   48:   call_user_func(array('C', 'f2'), new A);
   49:   call_user_func(array('C', 'f2'), null);
   50:   
   51:   
   52:   echo "\n\n---> Type hints with callback instance method:\n";
   53:   class D {
   54:       function f1(A $a) {
   55:           if (isset($this)) {
   56:               echo "in C::f1 (instance);\n";
   57:           } else {
   58:               echo "in C::f1 (static);\n";
   59:           }
   60:       }
   61:       function f2(A $a = null) {
   62:           if (isset($this)) {
   63:               echo "in C::f2 (instance);\n";
   64:           } else {
   65:               echo "in C::f2 (static);\n";
   66:           }
   67:       }
   68:   }
   69:   $d = new D;
   70:   call_user_func(array($d, 'f1'), 1);
   71:   call_user_func(array($d, 'f1'), new A);
   72:   call_user_func(array($d, 'f2'), 1);
   73:   call_user_func(array($d, 'f2'));
   74:   call_user_func(array($d, 'f2'), new A);
   75:   call_user_func(array($d, 'f2'), null);
   76:   
   77: ?>
   78: --EXPECTF--
   79: ---> Type hints with callback function:
   80: 4096: Argument 1 passed to f1() must be an instance of A, integer given%s(10)
   81: in f1;
   82: in f1;
   83: 4096: Argument 1 passed to f2() must be an instance of A, integer given%s(13)
   84: in f2;
   85: in f2;
   86: in f2;
   87: in f2;
   88: 
   89: 
   90: ---> Type hints with callback static method:
   91: 4096: Argument 1 passed to C::f1() must be an instance of A, integer given%s(26)
   92: in C::f1 (static);
   93: in C::f1 (static);
   94: 4096: Argument 1 passed to C::f2() must be an instance of A, integer given%s(33)
   95: in C::f2 (static);
   96: in C::f2 (static);
   97: in C::f2 (static);
   98: in C::f2 (static);
   99: 
  100: 
  101: ---> Type hints with callback instance method:
  102: 4096: Argument 1 passed to D::f1() must be an instance of A, integer given%s(51)
  103: in C::f1 (instance);
  104: in C::f1 (instance);
  105: 4096: Argument 1 passed to D::f2() must be an instance of A, integer given%s(58)
  106: in C::f2 (instance);
  107: in C::f2 (instance);
  108: in C::f2 (instance);
  109: in C::f2 (instance);