import { BaseHarnessFilters, HarnessPredicate, ComponentHarness } from '@angular/cdk/testing';
import { SkyQueryableComponentHarness } from '@skyux/core/testing';
import { SkyToastType } from '@skyux/toast';

/**
 * A set of criteria that can be used to filter a list of `SkyToastHarness` instances.
 */
interface SkyToastHarnessFilters extends BaseHarnessFilters {
    /**
     * Finds toasts with the matching text.
     */
    message?: string;
}

/**
 * Harness for interacting with the toast component in tests.
 */
declare class SkyToastHarness extends SkyQueryableComponentHarness {
    #private;
    /**
     * @internal
     */
    static hostSelector: string;
    /**
     * Gets a `HarnessPredicate` that can be used to search for a
     * `SkyToastHarness` that meets certain criteria.
     */
    static with(filters: SkyToastHarnessFilters): HarnessPredicate<SkyToastHarness>;
    /**
     * Clicks the toast close button.
     */
    close(): Promise<void>;
    /**
     * Gets the toast message.
     */
    getMessage(): Promise<string>;
    /**
     * Gets the toast type.
     */
    getType(): Promise<SkyToastType>;
}

/**
 * Harness for interacting with toasts' host component in tests.
 * Use this harness to query and interact with `SkyToastHarness` for open toast components.
 */
declare class SkyToasterHarness extends ComponentHarness {
    /**
     * @internal
     */
    static hostSelector: string;
    getNumberOfToasts(): Promise<number>;
    /**
     * Gets all open toast harnesses.
     */
    getToasts(): Promise<SkyToastHarness[]>;
    /**
     * Gets a toast harness that matches the `message`.
     */
    getToastByMessage(message: string): Promise<SkyToastHarness>;
}

export { SkyToastHarness, SkyToasterHarness };
export type { SkyToastHarnessFilters };