public function testDefaultAliases()
{
$handlers = \PHPUnit_Framework_Assert::readAttribute($this->converter, 'typeAliases');
$this->assertArrayHasKey('http://www.w3.org/2001/XMLSchema', $handlers);
$defaultHandlers = $handlers['http://www.w3.org/2001/XMLSchema'];
$this->assertArrayHasKey('int', $defaultHandlers);
$this->assertArrayHasKey('integer', $defaultHandlers);
$this->assertArrayHasKey('string', $defaultHandlers);
}