import type { Component } from '../../component.js';
import type { ComponentSnapshot, ComponentEffects } from '../../types.js';
/**
 * Encapsulates component state during testing
 * Manages component, response, view, HTML, snapshot and effects
 */
export declare class ComponentState {
    component: Component;
    snapshot: ComponentSnapshot;
    effects: ComponentEffects;
    html: string;
    view: any;
    constructor(component: Component, snapshot: ComponentSnapshot, effects?: ComponentEffects, html?: string);
    /**
     * Get component property value
     * Supports nested properties like 'form.name'
     */
    get(propertyName: string): any;
    /**
     * Get component memo data
     */
    getMemo(key: string): any;
    /**
     * Get all component data
     */
    getData(): Record<string, any>;
    /**
     * Get component effects
     */
    getEffects(): ComponentEffects;
    /**
     * Get rendered HTML
     */
    getHtml(): string;
    /**
     * Get component instance
     */
    getComponent(): Component;
    /**
     * Get component snapshot
     */
    getSnapshot(): ComponentSnapshot;
    /**
     * Update component state from new snapshot
     */
    update(snapshot: ComponentSnapshot, effects?: ComponentEffects, html?: string): void;
}