public function testWriteRead() {
		$data = '/postalCode en_US/';
		Catalog::write('runtime', 'validation.postalCode', 'en_US', $data);
		$result = Catalog::read('runtime', 'validation.postalCode', 'en_US');
		$this->assertEqual($data, $result);

		$this->tearDown();
		$this->setUp();

		$data = array(
			'GRD' => 'Griechische Drachme',
			'DKK' => 'Dänische Krone'
		);
		Catalog::write('runtime', 'currency', 'de', $data);
		$result = Catalog::read('runtime', 'currency', 'de');
		$this->assertEqual($data, $result);
	}