import type { MonotonicClock, StreamProviderAdapter, StreamSignal } from "./types.js";
export declare class ManualMonotonicClock implements MonotonicClock {
    #private;
    get pendingWaitCount(): number;
    nowMs(): number;
    waitUntil(deadlineMs: number, signal?: AbortSignal): Promise<"deadline" | "aborted">;
    advanceBy(durationMs: number): void;
}
export interface Deferred<T> {
    readonly promise: Promise<T>;
    readonly settled: boolean;
    resolve(value: T): void;
    reject(error: unknown): void;
}
export declare function createDeferred<T>(): Deferred<T>;
export interface ScriptedStreamProvider<T> extends StreamProviderAdapter<T> {
    readonly openCount: number;
    readonly nextCount: number;
    readonly returnCount: number;
    resolveNext(value: IteratorResult<T>): void;
    rejectNext(error: unknown): void;
}
export declare function createScriptedStreamProvider<T>(values: readonly T[], options?: {
    autoComplete?: boolean;
    returnError?: unknown;
}): ScriptedStreamProvider<T>;
export declare function createControllableSignalProvider(): ScriptedStreamProvider<StreamSignal>;
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