public function testParameterCollectionCanEvaluateSuperGlobalExpression()
{
$this->collection->addExpression(O\Expression::index(O\Expression::variable(O\Expression::value('_POST')), O\Expression::value('var')), ParameterHasher::valueType());
$_POST['var'] = [1, 2, 3];
$this->assertResolvesTo([[1, 2, 3]]);
}