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fast-check

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Property based testing framework for JavaScript (like QuickCheck)

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import { asyncToStringMethod, toStringMethod } from '../../../utils/stringify.js'; import type { ICommand } from '../command/ICommand.js'; /** * Wrapper around commands used internally by fast-check to wrap existing commands * in order to add them a flag to know whether or not they already have been executed */ export declare class CommandWrapper<Model extends object, Real, RunResult, CheckAsync extends boolean> implements ICommand<Model, Real, RunResult, CheckAsync> { readonly cmd: ICommand<Model, Real, RunResult, CheckAsync>; [toStringMethod]?: () => string; [asyncToStringMethod]?: () => Promise<string>; hasRan: boolean; constructor(cmd: ICommand<Model, Real, RunResult, CheckAsync>); check(m: Readonly<Model>): CheckAsync extends false ? boolean : Promise<boolean>; run(m: Model, r: Real): RunResult; clone(): CommandWrapper<Model, Real, RunResult, CheckAsync>; toString(): string; }