How to use the isUndefined function from chai

Find comprehensive JavaScript chai.isUndefined code examples handpicked from public code repositorys.

letterPositionsTest.js

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  it('Should return an empty object for an empty string input.', () => {
    assert.deepEqual(letterPositions(''), {});
  });


  it('Should return undefined for a letter not in the input string.', () => {
    assert.isUndefined(letterPositions('hello')['s']);
  });
});

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