11 lines
360 B
JavaScript
11 lines
360 B
JavaScript
const expect = require('expect');
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const permutations = require('./permutations.js');
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test('permutations is a Function', () => {
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expect(permutations).toBeInstanceOf(Function);
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});
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t.deepEqual(permutations([1, 33, 5]), [ [ 1, 33, 5 ], [ 1, 5, 33 ], [ 33, 1, 5 ], [ 33, 5, 1 ], [ 5, 1, 33 ], [ 5, 33, 1 ] ], 'Generates all permutations of an array');
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