JSTests/test262/test/built-ins/Temporal/Now/plainDateTime/timezone-object-fail-has-nested-timezone.js

// Copyright (C) 2021 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.now.plaindatetime
description: Forwards error thrown by checking presence of nested "timeZone" property
features: [Proxy, Temporal]
---*/

var timeZone = {
  timeZone: new Proxy({}, {
    has: function(target, property) {
      if (property === 'timeZone') {
        throw new Test262Error();
      }
    },
  })
};

assert.throws(Test262Error, function() {
  Temporal.Now.plainDateTime("iso8601", timeZone);
}, 'Temporal.Now.plainDateTime("iso8601", timeZone) throws a Test262Error exception');