import { walEntrySize } from '../constants';
export { walEntrySize };
export interface TestPaths {
    dataPath: string;
    walPath: string;
    lockPath: string;
}
/**
 * Generate unique test file paths with a prefix.
 */
export declare function createTestPaths(prefix: string): TestPaths;
/**
 * Clean up test files.
 */
export declare function cleanup(paths: TestPaths[]): Promise<void>;
/**
 * Flip a single byte in a byte array at the specified index.
 */
export declare function flipByte(data: Uint8Array, index: number): void;
/**
 * Collect all entries from an async generator into an array.
 */
export declare function collectEntries<T>(generator: AsyncGenerator<T>): Promise<T[]>;
/**
 * Generate a random embedding vector of the given dimension.
 */
export declare function generateRandomEmbedding(dimension?: number): Float32Array;
/**
 * Check if two embeddings are approximately equal.
 */
export declare function embeddingsEqual(a: Float32Array | number[], b: Float32Array | number[], tolerance?: number): boolean;
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