package store

import (
	"testing"
	"time"
)

func TestConcurrencyRetryAfterBoundsPolling(t *testing.T) {
	if got := concurrencyRetryAfter(time.Time{}); got != 5*time.Second {
		t.Fatalf("zero expiry retry=%s, want=5s", got)
	}
	if got := concurrencyRetryAfter(time.Now().Add(30 * time.Second)); got != 5*time.Second {
		t.Fatalf("distant expiry retry=%s, want=5s", got)
	}
	got := concurrencyRetryAfter(time.Now().Add(2500 * time.Millisecond))
	if got < 2*time.Second || got > 2500*time.Millisecond {
		t.Fatalf("near expiry retry=%s, want within [2s,2.5s]", got)
	}
}