private AgentInfo createAgentInfo(String name, String region) {
		AgentInfo agentInfo = new AgentInfo();
		agentInfo.setIp("1.1.1.1");
		agentInfo.setName(name);
		agentInfo.setRegion(region);
		return agentInfo;
	}
Priority of agent selection.
1. dedicated agent of recently used.
2. dedicated agent.
3. public agent of recently used.
4. public agent.
ngrinder-controller/src/test/java/org/ngrinder/agent/service/AgentServiceTest.java