import { DebugElement } from '@angular/core';
import { ComponentFixture } from '@angular/core/testing';
import { DomSpectator } from '../base/dom-spectator';
import { SpyObject } from '../mock';
import { Token } from '../token';
import { DeferBlocks, InferInputSignal, InferInputSignals } from '../types';
/**
 * @publicApi
 */
export declare class Spectator<C> extends DomSpectator<C> {
    fixture: ComponentFixture<C>;
    debugElement: DebugElement;
    protected instance: C;
    element: HTMLElement;
    constructor(fixture: ComponentFixture<C>, debugElement: DebugElement, instance: C, element: HTMLElement);
    get component(): C;
    inject<T>(token: Token<T>, fromComponentInjector?: boolean): SpyObject<T>;
    detectComponentChanges(): void;
    setInput<K extends keyof C>(input: InferInputSignals<C>): void;
    setInput(input: {
        [inputName: string]: unknown;
    }): void;
    setInput<K extends keyof C>(input: K, inputValue: InferInputSignal<C[K]>): void;
    setInput(input: string, inputValue: unknown): void;
    deferBlock(deferBlockIndex?: number): DeferBlocks;
    /**
     *
     * @param deferBlockFixtures Defer block fixture
     * @returns deferBlock object with methods to access the defer blocks
     */
    private _deferBlocksForGivenFixture;
    /**
     * Renders the given defer block state and returns the defer block fixture
     *
     * @param deferBlockState complete, placeholder, loading or error
     * @param deferBlockIndex index of the defer block to render
     * @param deferBlockFixtures Defer block fixture
     * @returns Defer block fixture
     */
    private _renderDeferStateAndGetFixture;
    /**
     *
     * @param deferFixture Defer block fixture
     * @returns deferBlock object with methods to access the nested defer blocks
     */
    private _childrenDeferFixtures;
}