export declare function sleep(seconds: number): void;
export declare function kubectl(...args: string[]): any;
export declare function deleteObject(kind: string, name: string, namespace?: string): string;
export declare function randomSuffix(): string;
export declare function apply({ yaml }: {
    readonly yaml: string;
}): any;
export declare function waitPodReady(namespace: string, pod: string, timeout?: number): void;
export declare function waitJobComplete(namespace: string, job: string, timeout?: number): void;
export declare function portForward(namespace: string, pod: string, containerPort: number): {
    port: number;
    close(): void;
};