publish-action/__tests__/api-utils.test.ts

import * as github from '@actions/github';
import * as apiUtils from '../src/api-utils';

import prereleaseData from './data/pre-release.json';
import releaseData from './data/release.json';

const token = 'faketoken';
const octokitClient = github.getOctokit(token);

let getReleaseSpy: jest.SpyInstance;

process.env.GITHUB_REPOSITORY = 'test/repository';

describe('validateIfReleaseIsPublished', () => {
  beforeEach(() => {
    getReleaseSpy = jest.spyOn(octokitClient.rest.repos, 'getReleaseByTag');
  });

  it('throw if release is marked as pre-release', async () => {
    getReleaseSpy.mockReturnValue(prereleaseData);

    expect.assertions(1);
    await expect(
      apiUtils.validateIfReleaseIsPublished('v1.0.0', octokitClient)
    ).rejects.toThrow(
      "The 'v1.0.0' release is marked as pre-release. Updating tags for pre-release is not supported"
    );
  });

  it('validate that release is published', async () => {
    getReleaseSpy.mockReturnValue(releaseData);

    expect.assertions(1);
    await expect(
      apiUtils.validateIfReleaseIsPublished('v1.1.0', octokitClient)
    ).resolves.not.toThrow();
  });

  afterEach(() => {
    jest.resetAllMocks();
    jest.clearAllMocks();
  });
});