10 lines
311 B
JavaScript
10 lines
311 B
JavaScript
const expect = require('expect');
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const similarity = require('./similarity.js');
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test('similarity is a Function', () => {
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expect(similarity).toBeInstanceOf(Function);
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});
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test('Returns an array of elements that appear in both arrays.', () => {
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expect(similarity([1, 2, 3], [1, 2, 4])).toEqual([1, 2]);
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});
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