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cli.spec.ts

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  • index.spec.ts 2.50 KiB
    import fs from 'fs-extra';
    import _simpleGit from 'simple-git/promise';
    import { getPkgReleases } from '..';
    import { id as datasource, getDigest } from '.';
    
    jest.mock('simple-git/promise');
    const simpleGit: any = _simpleGit;
    
    const depName = 'https://github.com/example/example.git';
    
    const lsRemote1 = fs.readFileSync(
      'lib/datasource/git-refs/__fixtures__/ls-remote-1.txt',
      'utf8'
    );
    
    describe('datasource/git-refs', () => {
      describe('getReleases', () => {
        it('returns nil if response is wrong', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              return Promise.resolve(null);
            },
          });
          const versions = await getPkgReleases({
            datasource,
            depName,
          });
          expect(versions).toBeNull();
        });
        it('returns nil if remote call throws exception', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              throw new Error();
            },
          });
          const versions = await getPkgReleases({
            datasource,
            depName,
          });
          expect(versions).toBeNull();
        });
        it('returns versions filtered from tags', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              return Promise.resolve(lsRemote1);
            },
          });
    
          const versions = await getPkgReleases({
            datasource,
            depName,
          });
          expect(versions).toMatchSnapshot();
          const result = versions.releases.map((x) => x.version).sort();
          expect(result).toHaveLength(6);
        });
      });
      describe('getDigest()', () => {
        it('returns null if not found', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              return Promise.resolve(lsRemote1);
            },
          });
          const digest = await getDigest(
            { lookupName: 'a tag to look up' },
            'v2.0.0'
          );
          expect(digest).toBeNull();
        });
        it('returns digest for tag', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              return Promise.resolve(lsRemote1);
            },
          });
          const digest = await getDigest(
            { lookupName: 'a tag to look up' },
            'v1.0.4'
          );
          expect(digest).toMatchSnapshot();
        });
        it('returns digest for HEAD', async () => {
          simpleGit.mockReturnValue({
            listRemote() {
              return Promise.resolve(lsRemote1);
            },
          });
          const digest = await getDigest(
            { lookupName: 'another tag to look up' },
            undefined
          );
          expect(digest).toMatchSnapshot();
        });
      });
    });