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
15 lines
367 B
JavaScript
15 lines
367 B
JavaScript
const {maxDate} = require('./_30s.js');
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test('maxDate is a Function', () => {
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expect(maxDate).toBeInstanceOf(Function);
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});
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test('maxDate produces the maximum date', () => {
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const array = [
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new Date(2017, 4, 13),
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new Date(2018, 2, 12),
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new Date(2016, 0, 10),
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new Date(2016, 0, 9)
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];
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expect(maxDate(array)).toEqual(new Date(2018, 2, 12));
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});
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