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Adding tests to tribonacci

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edumoreira1506 2019-08-23 14:44:44 -03:00
parent c18fd28d0f
commit a9b6118b04
2 changed files with 33 additions and 0 deletions
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16
src/algorithms/math/tribonacci/__test__/tribonacci.test.js Normal file
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import tribonacci from '../tribonacci';
describe('tribonacci', () => {
it('should calculate tribonacci correctly', () => {
expect(tribonacci(1)).toEqual([0]);
expect(tribonacci(2)).toEqual([0, 0]);
expect(tribonacci(3)).toEqual([0, 0, 1]);
expect(tribonacci(4)).toEqual([0, 0, 1, 1]);
expect(tribonacci(5)).toEqual([0, 0, 1, 1, 2]);
expect(tribonacci(6)).toEqual([0, 0, 1, 1, 2, 4]);
expect(tribonacci(7)).toEqual([0, 0, 1, 1, 2, 4, 7]);
expect(tribonacci(8)).toEqual([0, 0, 1, 1, 2, 4, 7, 13]);
expect(tribonacci(9)).toEqual([0, 0, 1, 1, 2, 4, 7, 13, 24]);
expect(tribonacci(10)).toEqual([0, 0, 1, 1, 2, 4, 7, 13, 24, 44]);
});
});

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src/algorithms/math/tribonacci/__test__/tribonacciNth.test.js Normal file
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import tribonacciNth from '../tribonacciNth';
describe('tribonacciNth', () => {
it('should calculate tribonacci correctly', () => {
expect(tribonacciNth(1)).toBe(0);
expect(tribonacciNth(2)).toBe(1);
expect(tribonacciNth(3)).toBe(1);
expect(tribonacciNth(4)).toBe(2);
expect(tribonacciNth(5)).toBe(4);
expect(tribonacciNth(6)).toBe(7);
expect(tribonacciNth(7)).toBe(13);
expect(tribonacciNth(8)).toBe(24);
expect(tribonacciNth(20)).toBe(35890);
expect(tribonacciNth(30)).toBe(15902591);
expect(tribonacciNth(50)).toBe(3122171529233);
});
});