35 lines
		
	
	
		
			549 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			549 B
		
	
	
	
		
			Go
		
	
	
	
	
	
package client
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import (
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	"context"
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	"testing"
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	"time"
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)
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func TestBackoff(t *testing.T) {
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	results := []time.Duration{
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		0 * time.Second,
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		100 * time.Millisecond,
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		600 * time.Millisecond,
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		1900 * time.Millisecond,
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		4300 * time.Millisecond,
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		7900 * time.Millisecond,
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	}
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	r := &testRequest{
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		service: "test",
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		method:  "test",
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	}
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	for i := 0; i < 5; i++ {
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		d, err := exponentialBackoff(context.TODO(), r, i)
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		if err != nil {
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			t.Fatal(err)
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		}
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		if d != results[i] {
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			t.Fatalf("Expected equal than %v, got %v", results[i], d)
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		}
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	}
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}
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