export declare const DEFAULT_TEST_FILE_EXTENSIONS: string[];
/**
 * Checks whether a file path matches a test file pattern.
 *
 * @param filePath the file path to test.
 * @param extensions the allowed test file extensions.
 * @returns true when the path looks like a test file.
 */
export declare function isTestFile(filePath: string, extensions?: string[]): boolean;
/**
 * Checks whether a file path looks test-related.
 *
 * @param filePath the file path to test.
 * @param extensions the allowed test file extensions.
 * @returns true when the path looks test-related.
 */
export declare function isTestRelatedFile(filePath: string, extensions?: string[]): boolean;