export interface Summary {
    behaviors: number;
    examples: number;
    valid: number;
    invalid: number;
    skipped: number;
}
export declare function emptySummary(): Summary;
export declare function addBehavior(results: Summary): Summary;
export declare function addExample(results: Summary): Summary;
export declare function addValid(results: Summary): Summary;
export declare function addInvalid(results: Summary): Summary;
export declare function addSkipped(results: Summary): Summary;
export declare function addSummary(current: Summary, next: Summary): Summary;