Andela assessment

power.js

let power = (a,b) => { 
    if (b <= 1) { 
        return a;
    } else {
        return a * power(a, b-1); 
    }
};
power(3, 4);

test

const assert = require("chai").assert;
describe("Recursion", () => {
    describe("power(2, 3)", () => {
        let result = power(2, 3);
        it("Should return 8", () => {
            assert.equal(result, 8);
        });
    });

    describe("power(3, 3)", () => {
        let result = power(3, 3);
        it("Should return 27", () => {
            assert.equal(result, 27);
        });
    });

    describe("power(4, 4)", () => {
        let result = power(4, 4);
        it("Should return 256", () => {
            assert.equal(result, 256);
        });
    });

    describe("power(5, 5)", () => {
        let result = power(5, 5);
        it("Should return 3125", () => {
            assert.equal(result, 3125);
        });
    });
});