import { ComponentHarness, BaseHarnessFilters, HarnessPredicate } from '@angular/cdk/testing';

/** Harness filters for ComAlertHarness. */
interface ComAlertHarnessFilters extends BaseHarnessFilters {
    /** Filter by the alert's title text. */
    title?: string | RegExp;
}
/**
 * Harness for interacting with a ComAlert in tests.
 */
declare class ComAlertHarness extends ComponentHarness {
    static hostSelector: string;
    private readonly alertEl;
    private readonly titleEl;
    private readonly descriptionEl;
    private readonly dismissButton;
    /**
     * Gets a HarnessPredicate for matching alerts.
     * @param options Filter options.
     */
    static with(options?: ComAlertHarnessFilters): HarnessPredicate<ComAlertHarness>;
    /** Gets the alert's title text, or null if no title is projected. */
    getTitle(): Promise<string | null>;
    /** Gets the alert's description text, or null if no description is projected. */
    getDescription(): Promise<string | null>;
    /** Gets the full text content of the alert element. */
    getText(): Promise<string>;
    /** Gets the role attribute of the alert element. */
    getRole(): Promise<string | null>;
    /** Gets the aria-live attribute of the alert element. */
    getAriaLive(): Promise<string | null>;
    /** Whether the alert has a dismiss button. */
    isDismissible(): Promise<boolean>;
    /** Clicks the dismiss button. Throws if the alert is not dismissible. */
    dismiss(): Promise<void>;
    /** Whether the alert is currently visible (not dismissed). */
    isVisible(): Promise<boolean>;
}

export { ComAlertHarness };
export type { ComAlertHarnessFilters };