public function testBasicAssignments() {
		$query = new Query();
		$group = array('key' => 'hits', 'reduce' => 'function() {}');
		$calculate = 'count';

		$this->assertNull($query->group());
		$query->group($group);
		$this->assertEqual($group, $query->group());

		$this->assertNull($query->calculate());
		$query->calculate($calculate);
		$this->assertEqual($calculate, $query->calculate());

		$query = new Query(compact('calculate', 'group'));
		$this->assertEqual($group, $query->group());
		$this->assertEqual($calculate, $query->calculate());

		$query->group(false);
		$this->assertNull($query->group());
	}