__tests__/index/dataTransformers.test.ts
// File Dependencies
import { serialize, deserialize } from "../../src/lib/dataTransformer";
describe("#serialize", () => {
describe("when passed a javascript variable", () => {
it("should serialize the javascript variable into a JSON string", () => {
const payload: object = { name: "Paul Jensen" };
const serializedPayload: string = serialize(payload);
expect(serializedPayload).toEqual(JSON.stringify(payload));
});
});
});
describe("#deserialize", () => {
describe("when passed a JSON-stringified piece of data", () => {
it("should return the deserialized data", () => {
const payload: object = { name: "Paul Jensen" };
const serialisedPayload: string = serialize(payload);
expect(deserialize(serialisedPayload)).toEqual(payload);
});
});
describe("when passed null", () => {
it("should return null", () => {
expect(deserialize(null)).toEqual(null);
});
});
});