import type { CoverageManager } from './coverage_manager.js';
import type { TestPoolManager } from './test_pool_manager.js';
import type { Emitter } from '../testing/emitter.js';
import type { RunnerEvents } from '../types.js';
export type BrowserName = 'chromium' | 'firefox' | 'webkit';
export declare class BrowserManager {
    #private;
    constructor(browserNames: BrowserName[], verboseLogs: boolean, emitter: Emitter<RunnerEvents>, configPath?: string);
    boot(poolManager: TestPoolManager, coverageManager?: CoverageManager): Promise<void>;
    /**
     * Navigates a specific subset of pages (identified by chunkIds) to the runner URL
     * and waits for all of them to signal completion before resolving.
     *
     * Called once per priority wave by the Orchestrator.
     */
    navigateAndWait(urlBase: string, chunkIds: string[]): Promise<void>;
    extractCoverage(coverageManager: CoverageManager): Promise<void>;
    close(): Promise<void>;
    /**
     * Marks a chunk as started so the browser manager can detect unoptimized libraries.
     * This is called by the telemetry when a suite starts.
     */
    markChunkAsStarted(chunkId: string): void;
}