@thisisagile/easy-test/src/mock/Fits.ts

Straightforward library for testing microservices built with @thisisagile/easy

import { AsymmetricMatcher } from 'expect/build/asymmetricMatchers';
import { asJson, asString } from '../utils/Utils';
import { eq } from '../utils/Eq';

class ObjectContainingText extends AsymmetricMatcher<string> {
  asymmetricMatch(other: any) {
    return asString(this.sample) === asString(other);
  }

  toString() {
    return `String${this.inverse ? 'Not' : ''}Containing`;
  }
}

class ObjectContainingJson extends AsymmetricMatcher<any> {
  asymmetricMatch(other: any) {
    return eq.subset(asJson(other), asJson(this.sample));
  }

  toString() {
    return `Object${this.inverse ? 'Not' : ''}Containing`;
  }
}

export const fits = {
  any: (): any => expect.anything(),
  type: (type?: unknown): any => expect.any(type),
  with: (o: unknown): any => expect.objectContaining(o),
  text: (s: any): any => new ObjectContainingText(s),
  json: (s: any): any => new ObjectContainingJson(s),
};