/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { HarnessPredicate } from '@angular/cdk/testing';
import { MatChipHarness } from './chip-harness';
import { ChipOptionHarnessFilters } from './chip-harness-filters';
export declare class MatChipOptionHarness extends MatChipHarness {
    /** The selector for the host element of a selectable chip instance. */
    static hostSelector: string;
    /**
     * Gets a `HarnessPredicate` that can be used to search for a `MatChipOptionHarness`
     * that meets certain criteria.
     * @param options Options for filtering which chip instances are considered a match.
     * @return a `HarnessPredicate` configured with the given options.
     */
    static with(options?: ChipOptionHarnessFilters): HarnessPredicate<MatChipOptionHarness>;
    /** Whether the chip is selected. */
    isSelected(): Promise<boolean>;
    /** Selects the given chip. Only applies if it's selectable. */
    select(): Promise<void>;
    /** Deselects the given chip. Only applies if it's selectable. */
    deselect(): Promise<void>;
    /** Toggles the selected state of the given chip. */
    toggle(): Promise<void>;
}