import { HttpStep, IHttpStep } from '../../HttpStep.js';
export declare const IncludesAssertionKind = "HttpAction#IncludesAssertion";
/**
 * An assertion that makes sure the input includes the set value.
 */
export interface IIncludesAssertion extends IHttpStep {
    kind: typeof IncludesAssertionKind;
    /**
     * The value to search for.
     */
    value?: string;
}
/**
 * An assertion that makes sure the input includes the set value.
 */
export declare class IncludesAssertion extends HttpStep {
    kind: string;
    /**
     * The value to search for.
     */
    value?: string;
    constructor(valueOrInit?: IIncludesAssertion | string);
    new(init: IIncludesAssertion): void;
    checkValidity(): boolean;
    toJSON(): IIncludesAssertion;
}
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