import { ComponentFixture } from '@angular/core/testing';
import { TsRadioGroupComponent } from '@terminus/ui/radio-group';
/**
 * Get all TsRadioGroupComponent instances
 *
 * @param fixture - The component fixture
 * @returns The array of TsRadioGroupComponent instances
 */
export declare function getAllRadioGroupInstances(fixture: ComponentFixture<any>): TsRadioGroupComponent[];
/**
 * Get a TsRadioGroupComponent instance
 *
 * @param fixture - The component fixture
 * @param index - The index of the radio group to return
 * @returns The TsRadioGroupComponent instance
 */
export declare function getRadioGroupInstance(fixture: ComponentFixture<any>, index?: number): TsRadioGroupComponent;
/**
 * Get the radio group element
 *
 * @param fixture - The component fixture
 * @param index - The index of the radio group to query
 * @returns The HTMLElement
 */
export declare function getRadioGroupParentElement(fixture: ComponentFixture<any>, index?: number): HTMLElement;
/**
 * Make a selection on a standard radio group
 *
 * @param fixture - The component fixture
 * @param radioValue - The value to match
 * @param index - The index of the radio group to set
 * @returns The Promise from fixture.whenStable
 */
export declare function selectStandardRadio(fixture: ComponentFixture<any>, radioValue: string, index?: number): Promise<any>;
/**
 * Make a selection on a visual radio group
 *
 * @param fixture - The component fixture
 * @param radioValue - The value to match
 * @param index - The index of the radio group to set
 * @returns The Promise from fixture.whenStable
 */
export declare function selectVisualRadio(fixture: ComponentFixture<any>, radioValue: string, index?: number): Promise<any>;