28 lines
		
	
	
		
			452 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			452 B
		
	
	
	
		
			Go
		
	
	
	
	
	
| package client
 | |
| 
 | |
| import (
 | |
| 	"context"
 | |
| 	"math"
 | |
| 	"testing"
 | |
| 	"time"
 | |
| )
 | |
| 
 | |
| func TestBackoff(t *testing.T) {
 | |
| 	delta := time.Duration(0)
 | |
| 
 | |
| 	c := NewClient()
 | |
| 
 | |
| 	for i := 0; i < 5; i++ {
 | |
| 		d, err := exponentialBackoff(context.TODO(), c.NewRequest("test", "test", nil), i)
 | |
| 		if err != nil {
 | |
| 			t.Fatal(err)
 | |
| 		}
 | |
| 
 | |
| 		if d < delta {
 | |
| 			t.Fatalf("Expected greater than %v, got %v", delta, d)
 | |
| 		}
 | |
| 
 | |
| 		delta = time.Millisecond * time.Duration(math.Pow(10, float64(i+1)))
 | |
| 	}
 | |
| }
 |