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tests: ✅ pass calculator

This commit is contained in:
abduldoesramen 2023-06-23 16:31:58 +10:00
parent 1834e8d146
commit 02a649e314
2 changed files with 44 additions and 27 deletions
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39
08_calculator/calculator.js
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@ -1,25 +1,42 @@
const add = function() { const add = function(numOne, numTwo) {
return numOne + numTwo
}; };
const subtract = function() { const subtract = function(numOne, numTwo) {
return numOne - numTwo
}; };
const sum = function() { const sum = function (arraySum) {
resultSum = 0
arraySum.forEach(number => resultSum += number);
return resultSum
}; };
const multiply = function() { const multiply = function(...args) {
resultMul = 1
arrayMul = [...args]
arrayMul.forEach(number => resultMul *= number)
return resultMul
}; };
const power = function() { const power = function (num, pow) {
powSum = 1
for (i = 0; i < pow; i++) {
powSum *= num
}
return powSum
}; };
const factorial = function() { const factorial = function(factorial) {
factorialSum = 1;
if (factorial === 0) {
return 1;
}
for (i = factorial; i > 0; i--) {
factorialSum *= i
}
return factorialSum
}; };
// Do not edit below this line // Do not edit below this line

30
08_calculator/calculator.spec.js
View File

@ -5,73 +5,73 @@ describe('add', () => {
expect(calculator.add(0,0)).toBe(0); expect(calculator.add(0,0)).toBe(0);
}); });
test.skip('adds 2 and 2', () => { test('adds 2 and 2', () => {
expect(calculator.add(2,2)).toBe(4); expect(calculator.add(2,2)).toBe(4);
}); });
test.skip('adds positive numbers', () => { test('adds positive numbers', () => {
expect(calculator.add(2,6)).toBe(8); expect(calculator.add(2,6)).toBe(8);
}); });
}); });
describe('subtract', () => { describe('subtract', () => {
test.skip('subtracts numbers', () => { test('subtracts numbers', () => {
expect(calculator.subtract(10,4)).toBe(6); expect(calculator.subtract(10,4)).toBe(6);
}); });
}); });
describe('sum', () => { describe('sum', () => {
test.skip('computes the sum of an empty array', () => { test('computes the sum of an empty array', () => {
expect(calculator.sum([])).toBe(0); expect(calculator.sum([])).toBe(0);
}); });
test.skip('computes the sum of an array of one number', () => { test('computes the sum of an array of one number', () => {
expect(calculator.sum([7])).toBe(7); expect(calculator.sum([7])).toBe(7);
}); });
test.skip('computes the sum of an array of two numbers', () => { test('computes the sum of an array of two numbers', () => {
expect(calculator.sum([7,11])).toBe(18); expect(calculator.sum([7,11])).toBe(18);
}); });
test.skip('computes the sum of an array of many numbers', () => { test('computes the sum of an array of many numbers', () => {
expect(calculator.sum([1,3,5,7,9])).toBe(25); expect(calculator.sum([1,3,5,7,9])).toBe(25);
}); });
}); });
describe('multiply', () => { describe('multiply', () => {
test.skip('multiplies two numbers', () => { test('multiplies two numbers', () => {
expect(calculator.multiply(2,4)).toBe(8); expect(calculator.multiply(2,4)).toBe(8);
}); });
test.skip('multiplies several numbers', () => { test('multiplies several numbers', () => {
expect(calculator.multiply(2,4,6,8,10,12,14)).toBe(645120); expect(calculator.multiply(2,4,6,8,10,12,14)).toBe(645120);
}); });
}); });
describe('power', () => { describe('power', () => {
test.skip('raises one number to the power of another number', () => { test('raises one number to the power of another number', () => {
expect(calculator.power(4,3)).toBe(64); // 4 to third power is 64 expect(calculator.power(4,3)).toBe(64); // 4 to third power is 64
}); });
}); });
describe('factorial', () => { describe('factorial', () => {
test.skip('computes the factorial of 0', () => { test('computes the factorial of 0', () => {
expect(calculator.factorial(0)).toBe(1); // 0! = 1 expect(calculator.factorial(0)).toBe(1); // 0! = 1
}); });
test.skip('computes the factorial of 1', () => { test('computes the factorial of 1', () => {
expect(calculator.factorial(1)).toBe(1); expect(calculator.factorial(1)).toBe(1);
}); });
test.skip('computes the factorial of 2', () => { test('computes the factorial of 2', () => {
expect(calculator.factorial(2)).toBe(2); expect(calculator.factorial(2)).toBe(2);
}); });
test.skip('computes the factorial of 5', () => { test('computes the factorial of 5', () => {
expect(calculator.factorial(5)).toBe(120); expect(calculator.factorial(5)).toBe(120);
}); });
test.skip('computes the factorial of 10', () => { test('computes the factorial of 10', () => {
expect(calculator.factorial(10)).toBe(3628800); expect(calculator.factorial(10)).toBe(3628800);
}); });
}); });