* 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
13 lines
511 B
JavaScript
13 lines
511 B
JavaScript
const {partition} = require('./_30s.js');
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test('partition is a Function', () => {
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expect(partition).toBeInstanceOf(Function);
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});
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const users = [{ user: 'barney', age: 36, active: false }, { user: 'fred', age: 40, active: true }];
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test("Groups the elements into two arrays, depending on the provided function's truthiness for each element.", () => {
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expect(partition(users, o => o.active)).toEqual([
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[{ user: 'fred', age: 40, active: true }],
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[{ user: 'barney', age: 36, active: false }]
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]);
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});
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