describe("About Operators (topics/08_about_operators.js)", function () {

it("addition", function () {

let result = 0;

//starting i at 0, add i to result and increment i by 1 until i is expect to 5

for (let i = 0; i <= 5; i++) {

result = result + i;

}

expect(__).toBe(result, "What is the value of result?");

});

it("assignment addition", function () {

let result = 0;

for (let i = 0; i <= 5; i++) {

//the code below is just like saying result = result + i; but is more concise

result += i;

}

expect(__).toBe(result, "What is the value of result?");

});

it("subtraction", function () {

let result = 5;

for (let i = 0; i <= 2; i++) {

result = result - i;

}

expect(__).toBe(result, "What is the value of result?");

});

it("assignment subtraction", function () {

let result = 5;

for (let i = 0; i <= 2; i++) {

result -= i;

}

expect(__).toBe(result, "What is the value of result?");

});

//Assignment operators are available for multiplication and division as well

//let's do one more, the modulo operator, used for showing division remainder

it("modulus", function () {

let result = 10;

const x = 5;

//again this is exactly the same as result = result % x

result %= x;

expect(__).toBe(result, "What is the value of result?");

});

});