text: // Copyright (C) 2021 Igalia, S.L. All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  
  /*---
  esid: sec-temporal.plaindate.prototype.since
  description: Fallback value for smallestUnit option
  includes: [temporalHelpers.js]
  features: [Temporal]
  ---*/
  
  const earlier = new Temporal.PlainDate(2000, 5, 2);
  const later = new Temporal.PlainDate(2001, 6, 3);
  
  const explicit = later.since(earlier, { smallestUnit: undefined });
  TemporalHelpers.assertDuration(explicit, 0, 0, 0, 397, 0, 0, 0, 0, 0, 0, "default smallestUnit is day");
  const implicit = later.since(earlier, {});
  TemporalHelpers.assertDuration(implicit, 0, 0, 0, 397, 0, 0, 0, 0, 0, 0, "default smallestUnit is day");
  