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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-date.prototype.gettimezoneoffset
description: Return value for valid dates
info: |
1. Let t be ? thisTimeValue(this value).
2. If t is NaN, return NaN.
3. Return (t - LocalTime(t)) / msPerMinute.
---*/
assert.sameValue(
typeof new Date(0).getTimezoneOffset(), 'number', 'Unix epoch'
);
assert.sameValue(
typeof new Date(8640000000000000).getTimezoneOffset(),
'number',
'latest representable time'
);
assert.sameValue(
typeof new Date(-8640000000000000).getTimezoneOffset(),
'number',
'earliest representable time'
);
assert.sameValue(
typeof new Date().getTimezoneOffset(), 'number', 'current time'
);
reportCompare(0, 0);
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