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odin-js-fundamentals-part-5
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Passed "sum" using reduce() array method in exercise 08

This commit is contained in:
NetMan 2024-01-11 09:59:22 +01:00
parent f4e1b0d95a
commit bcd6da249a
2 changed files with 9 additions and 6 deletions
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7
08_calculator/calculator.js
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@ -6,8 +6,11 @@ const subtract = function(a, b) {
return a - b; return a - b;
}; };
const sum = function() { const sum = function(array) {
const output = array.reduce((total, value) => {
return total + value;
}, 0);
return output;
}; };
const multiply = function() { const multiply = function() {

8
08_calculator/calculator.spec.js
View File

@ -21,19 +21,19 @@ describe('subtract', () => {
}); });
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);
}); });
}); });