await safeExec(testSimpleProjectDir, `yarn install`);
    }, 200000);

    afterEach(() => shouldCleanupAfterTest && deleteFolderRecursive(testSimpleProjectDir));

    it(`Installs ${packageToTest} package`, async () => {
      const {
        code: installPackageCode,
        // stderr: installPackageStderr
      } = await exec(testSimpleProjectDir, `yarn add --dev "file:/${packagePath}"`);

      // FIXME: installation ouput warnings due to dependencies
      // expect(installPackageStderr).toBeFalsy();
      expect(installPackageCode).toBe(0);

      const {