83a6a6ea32
* chore: make aware eslint that we use jest By setting up the jest environment, we no longer need to declare the 'test' global in the configuration. * chore: don't need to import expect, it's a jest environment global * chore: don't need to import expect when creating undefined test
9 lines
253 B
JavaScript
9 lines
253 B
JavaScript
const {deepFlatten} = require('./_30s.js');
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test('deepFlatten is a Function', () => {
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expect(deepFlatten).toBeInstanceOf(Function);
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});
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test('Deep flattens an array', () => {
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expect(deepFlatten([1, [2], [[3], 4], 5])).toEqual([1, 2, 3, 4, 5]);
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});
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