public function testPropertyAccess() {
		$entity = new Entity(array('model' => 'Foo', 'exists' => false));
		$this->assertEqual('Foo', $entity->model());
		$this->assertFalse($entity->exists());

		$entity = new Entity(array('exists' => true));
		$this->assertTrue($entity->exists());

		$expected = array(
			'exists' => true, 'data' => array(), 'update' => array(), 'increment' => array()
		);
		$this->assertEqual($expected, $entity->export());
	}