import { Values } from './values';
import * as flowbee from './flowbee';
import { FlowResult, PlyFlow } from './flow';
import { Log } from './log';
import { PlyOptions, RunOptions } from './options';
import { Retrieval } from './retrieval';
import { Runtime } from './runtime';
import { Result, ResultPaths } from './result';
import { Suite } from './suite';
import { Step } from './step';
/**
 * Suite representing a ply flow.
 */
export declare class FlowSuite extends Suite<Step> {
    plyFlow: PlyFlow;
    readonly path: string;
    readonly runtime: Runtime;
    readonly logger: Log;
    readonly start: number;
    readonly end: number;
    /**
     * @param plyFlow PlyFlow
     * @param path relative path from tests location (forward slashes)
     * @param runtime info
     * @param logger
     * @param start zero-based start line
     * @param end zero-based end line
     */
    constructor(plyFlow: PlyFlow, path: string, runtime: Runtime, logger: Log, start: number, end: number);
    /**
     * Override to execute flow itself if all steps are specified
     * @param steps
     */
    runTests(steps: Step[], values: Values, runOptions?: RunOptions, runNum?: number): Promise<Result[]>;
    private getStep;
    runFlow(values: Values, runOptions?: RunOptions, runNum?: number): Promise<FlowResult>;
    /**
     * Run steps independently
     */
    runSteps(steps: Step[], values: Values, runOptions?: RunOptions): Promise<Result[]>;
    /**
     * True if steps array is identical to flow steps.
     */
    private isFlowSpec;
    /**
     * Returns all reachable unique steps in this.plyFlow.
     * These are the tests in this FlowSuite.
     */
    getSteps(): Step[];
}
export declare class FlowLoader {
    readonly locations: string[];
    private options;
    private logger?;
    private skip;
    constructor(locations: string[], options: PlyOptions, logger?: Log | undefined);
    load(): Promise<FlowSuite[]>;
    loadSuite(retrieval: Retrieval): Promise<FlowSuite>;
    buildSuite(retrieval: Retrieval, contents: string, resultPaths: ResultPaths): FlowSuite;
    /**
     * Parse a flowbee flow from text (reproduced from flowbee.FlowDiagram)
     * @param text json or yaml
     * @param file file name
     */
    static parse(text: string, file: string): flowbee.Flow;
}