Description:
------------
test.php

  <?php
  include_once 'foo.php';
  var_dump($GLOBALS['foo']);
  ?>

foo.php

  <?php
  $foo = 'bar';
  ?>

Output

  string(3) "bar"


test.php

  <?php
  class PHPUnit2_Util_Fileloader {
      public static function checkAndLoad($filename) {
          include_once $filename;
      }
  }

  PHPUnit2_Util_Fileloader::checkAndLoad('foo.php');
  var_dump($GLOBALS['foo']);
  ?>

foo.php

  <?php
  $foo = 'bar';
  ?>

Output

  NULL


test.php

  <?php
  class PHPUnit2_Util_Fileloader {
      public static function checkAndLoad($filename) {
          include_once $filename;
      }
  }

  PHPUnit2_Util_Fileloader::checkAndLoad('foo.php');
  var_dump($GLOBALS['foo']);
  ?>

foo.php

  <?php
  $GLOBALS['foo'] = 'bar';
  ?>

Output

  string(3) "bar"

Reproduce code:
---------------
test.php

  <?php
  class PHPUnit2_Util_Fileloader {
      public static function checkAndLoad($filename) {
          include_once $filename;
      }
  }

  PHPUnit2_Util_Fileloader::checkAndLoad('foo.php');
  var_dump($GLOBALS['foo']);
  ?>

foo.php

  <?php
  $foo = 'bar';
  ?>

Expected result:
----------------
string(3) "bar"

Actual result:
--------------
NULL