export declare class S3MockStore {
    private readonly buckets;
    objects(bucket: string): Map<string, Uint8Array>;
    set(bucket: string, key: string, data: Uint8Array): void;
    get(bucket: string, key: string): Uint8Array | undefined;
    has(bucket: string, key: string): boolean;
    delete(bucket: string, key: string): void;
    copy(srcBucket: string, srcKey: string, dstBucket: string, dstKey: string): void;
    allBuckets(): readonly string[];
}
export interface S3Mock {
    store: S3MockStore;
    reset(): void;
    restore(): void;
}
export declare function installS3Mock(store?: S3MockStore): S3Mock;
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