Test migration to jest by hand

Apparently using regular expressions is way easier.
This commit is contained in:
Angelos Chalaris
2018-06-18 15:15:56 +03:00
parent 5df7098fac
commit a78f5db260
894 changed files with 5917 additions and 3607 deletions

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const sumPower = (end, power = 2, start = 1) =>
Array(end + 1 - start)
.fill(0)
.map((x, i) => (i + start) ** power)
.reduce((a, b) => a + b, 0);
module.exports = sumPower;

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const expect = require('expect');
const sumPower = require('./sumPower.js');
test('sumPower is a Function', () => {
expect(sumPower).toBeInstanceOf(Function);
});
t.equal(sumPower(10), 385, "Returns the sum of the powers of all the numbers from start to end");
t.equal(sumPower(10, 3), 3025, "Returns the sum of the powers of all the numbers from start to end");
t.equal(sumPower(10, 3, 5), 2925, "Returns the sum of the powers of all the numbers from start to end");