Yarn test fails

[olliahonen]

• Fresh clone
• yarn test
• Press 'a' to run all tests
• Expected output: All tests pass
• Observed output:

 FAIL  src/App.test.tsx
  ● Test suite failed to run

    TypeError: Cannot read property 'parentNode' of undefined

       6 | import ChilicornLogo from './chilicorn_logo_rgb.svg'
       7 |
    >  8 | ReactGA.initialize('UA-161398132-1');
         |         ^
       9 | ReactGA.set({ anonymizeIp: true });
      10 | ReactGA.pageview('/');
      11 |

      at node_modules/react-ga/dist/react-ga.js:926:7
      at _default (node_modules/react-ga/dist/react-ga.js:927:5)
      at Object.initialize (node_modules/react-ga/dist/react-ga.js:267:85)
      at Object.<anonymous> (src/App.tsx:8:9)
      at Object.<anonymous> (src/App.test.tsx:3:1)

Test Suites: 1 failed, 1 total
Tests:       0 total
Snapshots:   0 total
Time:        1.825s
Ran all test suites.

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There aren't too many tests so maybe this isn't even supposed to work, in which case the README should probably be adjusted.