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retry_strategy_test.go
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retry_strategy_test.go
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package redislock_test
import (
"testing"
"time"
. "github.com/bsm/redislock"
)
func TestNoRetry(t *testing.T) {
retry := NoRetry()
for i, exp := range []time.Duration{0, 0, 0} {
if got := retry.NextBackoff(); exp != got {
t.Fatalf("expected %d to be %v, got %v", i, exp, got)
}
}
}
func TestLinearBackoff(t *testing.T) {
retry := LinearBackoff(time.Second)
for i, exp := range []time.Duration{
time.Second,
time.Second,
time.Second,
} {
if got := retry.NextBackoff(); exp != got {
t.Fatalf("expected %d to be %v, got %v", i, exp, got)
}
}
}
func TestExponentialBackoff(t *testing.T) {
retry := ExponentialBackoff(10*time.Millisecond, 300*time.Millisecond)
for i, exp := range []time.Duration{
10 * time.Millisecond,
10 * time.Millisecond,
16 * time.Millisecond,
32 * time.Millisecond,
64 * time.Millisecond,
128 * time.Millisecond,
256 * time.Millisecond,
300 * time.Millisecond,
300 * time.Millisecond,
} {
if got := retry.NextBackoff(); exp != got {
t.Fatalf("expected %d to be %v, got %v", i, exp, got)
}
}
}
func TestLimitRetry(t *testing.T) {
retry := LimitRetry(LinearBackoff(time.Second), 2)
for i, exp := range []time.Duration{
time.Second,
time.Second,
0,
} {
if got := retry.NextBackoff(); exp != got {
t.Fatalf("expected %d to be %v, got %v", i, exp, got)
}
}
}