/** 2025-06-10T09:00:00.000Z (Tuesday) */
export declare const JUN10: number;
/** 2025-01-15T12:30:45.123Z (Wednesday) */
export declare const JAN15: number;
/** 2024-02-29T00:00:00.000Z (leap year, Thursday) */
export declare const FEB29_LEAP: number;
/** 2025-12-31T23:59:59.999Z (Wednesday) */
export declare const DEC31: number;
/** Unix epoch: 1970-01-01T00:00:00.000Z */
export declare const EPOCH = 0;
export declare function utc(y: number, m: number, d: number, h?: number, mi?: number, s?: number, ms?: number): number;
export declare function setupDateTests(): void;
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