Farmbot-Web-App/frontend/__tests__/i18next_test.ts

jest.mock("axios", () => ({
  get: jest.fn(() => Promise.resolve({
    data: {
      "translated": {
        "A": "B"
      },
      "untranslated": {
        "C": "C"
      },
      "other_translations": {
        "D": "E"
      }
    }
  }))
}));
import { generateUrl, getUserLang, generateI18nConfig } from "../i18n";
import axios from "axios";

const LANG_CODE = "en_US";
const HOST = "local.dev";
const PORT = "2323";

describe("generateUrl", () => {
  it("Generates a URL from a language code", () => {
    const result = generateUrl(LANG_CODE, HOST, PORT);
    expect(result).toBe("//local.dev:2323/app-resources/languages/en.json");
  });
});

describe("getUserLang", () => {
  it("gets the user's language", (done) => {
    getUserLang(LANG_CODE, HOST, PORT)
      .then(result => {
        expect(axios.get).toHaveBeenCalled();
        expect(axios.get).toHaveBeenCalledWith(generateUrl(LANG_CODE, HOST, PORT));
        expect(result).toEqual("en");
        done();
      })
      .catch(x => fail(x.message));
  });
});

describe("generateI18nConfig", () => {
  it("generates a config with defaults", async () => {
    const result = await generateI18nConfig("en");
    expect(result.lng).toBe("en");
    result.resources
      ? expect(result.resources.en.translation).toEqual({ A: "B", C: "C", D: "E" })
      : expect(result.resources).toBeTruthy();
  });
});