wehub-resource-sync
31 lines
1.0 KiB
TypeScript
31 lines
1.0 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { isValidTimeZone } from "~/utils/timezones.server";
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describe("isValidTimeZone", () => {
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// These are all zones a browser can report via
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// Intl.DateTimeFormat().resolvedOptions().timeZone, but which are NOT in
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// Intl.supportedValuesOf("timeZone"). Rejecting them left the user's stored
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// timezone stale (their preference update would 400).
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it.each(["UTC", "Etc/UTC", "GMT", "Asia/Kolkata"])(
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"accepts %s even though it is not in supportedValuesOf",
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(tz) => {
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expect(Intl.supportedValuesOf("timeZone").includes(tz)).toBe(false);
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expect(isValidTimeZone(tz)).toBe(true);
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}
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);
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it.each(["Europe/London", "Europe/Moscow", "America/New_York", "Asia/Calcutta"])(
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"accepts canonical zone %s",
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(tz) => {
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expect(isValidTimeZone(tz)).toBe(true);
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}
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);
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it.each(["", "Not/AZone", "Mars/Phobos", "Europe/Nowhere", "12345"])(
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"rejects invalid zone %s",
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(tz) => {
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expect(isValidTimeZone(tz)).toBe(false);
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}
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);
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});
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