13 lines
488 B
JavaScript
13 lines
488 B
JavaScript
const expect = require('expect');
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const symmetricDifferenceWith = require('./symmetricDifferenceWith.js');
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test('symmetricDifferenceWith is a Function', () => {
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expect(symmetricDifferenceWith).toBeInstanceOf(Function);
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});
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test('Returns the symmetric difference between two arrays, using a provided function as a comparator', () => {
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expect(symmetricDifferenceWith(
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[1, 1.2, 1.5, 3, 0],
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[1.9, 3, 0, 3.9],
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(a, b) => Math.round(a) === Math.round(b))).toEqual([1, 1.2, 3.9]);
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});
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