public function testFiltersNotAppliedOnUnfilteredParameters()
{
$initial = array('foo' => 1, 'bar' => 2);
$expected = array('foo' => 1, 'bar' => 2);
$config = new Configuration('test', array('postData' => $initial));
$config->addFilter('bar');
$this->assertEquals($expected, $config->getUnfilteredParameters());
}