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							32 lines
						
					
					
						
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							32 lines
						
					
					
						
							546 B
						
					
					
				| package broker | |
| 
 | |
| import ( | |
| 	"fmt" | |
| 	"testing" | |
| ) | |
| 
 | |
| func TestPickMember(t *testing.T) { | |
| 
 | |
| 	servers := []string{ | |
| 		"s1:port", | |
| 		"s2:port", | |
| 		"s3:port", | |
| 		"s5:port", | |
| 		"s4:port", | |
| 	} | |
| 
 | |
| 	total := 1000 | |
| 
 | |
| 	distribution := make(map[string]int) | |
| 	for i := 0; i < total; i++ { | |
| 		tp := fmt.Sprintf("tp:%2d", i) | |
| 		m := PickMember(servers, []byte(tp)) | |
| 		// println(tp, "=>", m) | |
| 		distribution[m]++ | |
| 	} | |
| 
 | |
| 	for member, count := range distribution { | |
| 		fmt.Printf("member: %s, key count: %d load=%.2f\n", member, count, float64(count*100)/float64(total/len(servers))) | |
| 	} | |
| 
 | |
| }
 |