expect(parseAt("+999999999999999999d")).toBeNull();

});

it("rejects relative durations when the current clock is at the Date boundary", () => {

vi.useFakeTimers();

vi.setSystemTime(new Date(8_640_000_000_000_000));

expect(parseAt("+1m")).toBeNull();

});

});

describe("getCronChannelOptions", () => {

parseOffsetlessIsoDateTimeInTimeZone,

} from "../../infra/format-time/parse-offsetless-zoned-datetime.js";

import { defaultRuntime, type RuntimeEnv } from "../../runtime.js";

import { timestampMsToIsoString } from "../../shared/number-coercion.js";

import {

resolveExpiresAtMsFromDurationMs,

timestampMsToIsoString,

} from "../../shared/number-coercion.js";

import {

normalizeLowercaseStringOrEmpty,

normalizeOptionalString,

const durationInput = raw.startsWith("+") ? raw.slice(1) : raw;

const dur = parseDurationMs(durationInput);

if (dur !== null) {

return timestampMsToIsoString(Date.now() + dur) ?? null;

const expiresAt = resolveExpiresAtMsFromDurationMs(dur);

return timestampMsToIsoString(expiresAt) ?? null;

}

return null;

}