<?php

class RpcCommon {
	protected $_test;

	public function __construct(&$test) {
		$this->_test = $test;
	}

	public function validateRpc($msg, $classMethod = null, $forcedMethod = false) {
		if (is_string($msg)) {
			$msg = json_decode($msg, true);
		}

		$this->_test->equal(1, $msg['dinetrpc']);

		$time = round(microtime(true) * 1000);
		$this->_test->range($msg['time'], $time - 3000, $time + 3000);

		if (isset($msg['req'])) {
			$this->_test->isTrue(isset($msg['id']));
			$this->_test->isTrue(isset($msg['req']));
			$cm = $msg['req'];
		} elseif (isset($msg['rep'])) {
			$this->_test->isTrue(isset($msg['id']));
			$this->_test->isTrue(isset($msg['rep']));
			$cm = $msg['rep'];
		} elseif (isset($msg['pub'])) {
			$this->_test->isTrue(isset($msg['pub']));
			$cm = $msg['pub'];
		} else {
			$this->_test->failure('RPC message has no message type');
			$this->_test->isTrue(false);
		}
		if ($classMethod !== null) {
			$this->_test->equal($classMethod, $cm);
		}
		return $msg;
	}
}