import { Emitter } from '../testing/emitter.js';
import type { RunnerEvents } from '../types.js';
import { Runner } from './runner.js';
import type { Orchestrator } from './orchestrator.js';
/**
 * Handles test suite execution cycles, reporter registration, tag/title filtering,
 * execution timeouts, and wave-based browser test dispatching.
 */
export declare class TestExecutor {
    #private;
    isRunning: boolean;
    activeNodeRunner?: Runner;
    activeNodeEmitter?: Emitter<RunnerEvents>;
    globalTimeout?: ReturnType<typeof setTimeout>;
    constructor(orchestrator: Orchestrator);
    /**
     * Clears active global timeout timer if pending.
     */
    clearGlobalTimeout(): void;
    /**
     * Ends active node runner gracefully during shutdown.
     */
    cleanupActiveRunner(): Promise<void>;
    /**
     * Executes the configured test suites.
     */
    execute(): Promise<void>;
}