/// <reference types="node" />
import * as events from 'events';
import { INilCallback } from 'util.toolbox';
export interface IPatternOpts {
    columns?: number;
    chevrons?: string[];
    repeat?: number;
}
export interface IFixtureOpts {
    basedir?: string;
    dataFile?: string;
    fixtureDirectory?: string;
    jsonFile?: string;
    script?: string;
    templateData?: {
        [name: string]: string;
    };
    loremIpsum?: any;
    pattern?: IPatternOpts;
}
export interface IFixtureCallback extends INilCallback {
    (err: Error | null, directories: string[] | any): void | null;
}
/** Creates an instance of a fixture */
export declare class Fixture extends events.EventEmitter {
    /**
     * Removes all of the temporary directories that were created by fixtures
     * in test cases.  Each fixture registers the directory it created when it
     * was instantiated.  This will iterate through all of those directories and
     * remove them.  It should be called as the last step in any testing.
     * @param [cb] {FixtureCallback} a callback function exectued when the cleanup
     * procedure is complete.  The callback parameters are:
     *
     *     - err {Error}: error object if an error has occurred.  Null if no error has
     *       occurred.
     *     - directories {string[]}: a list of the directories that were removed.
     *
     */
    static cleanup(cb?: IFixtureCallback): void;
    private _basedir;
    private _dir;
    private _data;
    private _files;
    private _loremIpsum;
    private _name;
    private _obj;
    private _opts;
    private _pattern;
    private _src;
    /**
     * Creates an instance of a fixture object for use in a unit test.  By
     * default it looks lin ./test/fixtures.
     * @param [name] {string} the name of the fixture to load
     * @param [opts] {object} optional arguments (see README for details)
     * @constructor
     */
    constructor(name?: string, opts?: IFixtureOpts);
    /**
     * Generates a test pattern string.  The generated string is created from a
     * list of chevrons.  Each chevron is a full row of N columns.  The default
     * string is 26 rows with 80 columns, where each default chevron is A-Z
     */
    private patternGenerator;
    /**
     * Takes a file name within the fixture, and reads the contents of the
     * file into a buffer and returns it.  This is the name of the relative path
     * and file within the fixture.
     * @param filename {string} the name of the file within the fixture to read.
     * @returns a string representing the contents of the requested file.
     */
    read(filename: string): string;
    /**
     * Sets the base location for the temporariy files that this Fixture instance
     * will use.
     * @returns {string} the path location for the base directory
     */
    setBaseDirectory(): string;
    /**
     * Returns a string representation of the internal object structure of
     * the Fixture.
     * @returns {string} the string representing the object.
     */
    toString(): string;
    basedir: string;
    readonly data: string[];
    readonly dir: string;
    readonly files: string[];
    readonly loremIpsum: string;
    readonly name: string;
    readonly obj: any;
    readonly pattern: string;
    readonly src: string;
}