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package retrier
import (
"testing"
"time"
)
func TestConstantBackoff(t *testing.T) {
b := ConstantBackoff(1, 10*time.Millisecond)
if len(b) != 1 {
t.Error("incorrect length")
}
for i := range b {
if b[i] != 10*time.Millisecond {
t.Error("incorrect value at", i)
}
}
b = ConstantBackoff(10, 250*time.Hour)
if len(b) != 10 {
t.Error("incorrect length")
}
for i := range b {
if b[i] != 250*time.Hour {
t.Error("incorrect value at", i)
}
}
}
func TestExponentialBackoff(t *testing.T) {
b := ExponentialBackoff(1, 10*time.Millisecond)
if len(b) != 1 {
t.Error("incorrect length")
}
if b[0] != 10*time.Millisecond {
t.Error("incorrect value")
}
b = ExponentialBackoff(4, 1*time.Minute)
if len(b) != 4 {
t.Error("incorrect length")
}
if b[0] != 1*time.Minute {
t.Error("incorrect value")
}
if b[1] != 2*time.Minute {
t.Error("incorrect value")
}
if b[2] != 4*time.Minute {
t.Error("incorrect value")
}
if b[3] != 8*time.Minute {
t.Error("incorrect value")
}
}
func TestLimitedExponentialBackoff(t *testing.T) {
b := LimitedExponentialBackoff(1, 10*time.Millisecond, 11*time.Millisecond)
if len(b) != 1 {
t.Error("incorrect length")
}
if b[0] != 10*time.Millisecond {
t.Error("incorrect value")
}
b = LimitedExponentialBackoff(5, 1*time.Minute, 4*time.Minute)
if len(b) != 5 {
t.Error("incorrect length")
}
if b[0] != 1*time.Minute {
t.Error("incorrect value")
}
if b[1] != 2*time.Minute {
t.Error("incorrect value")
}
if b[2] != 4*time.Minute {
t.Error("incorrect value")
}
if b[3] != 4*time.Minute {
t.Error("incorrect value")
}
if b[4] != 4*time.Minute {
t.Error("incorrect value")
}
}
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