Misprint in the test

[Semigradsky]

http://tddbin.com/#?kata=es6/language/arrow-functions/binding
Description of test is:

can NOT bind a different context

but assert is:

assert.strictEqual(fn.call(anotherObj), expected);

It looks that meant notStrictEqual

[wolframkriesing]

you can set the line var anotherObj = {}; to var anotherObj = bound; and the test works