From b1600adec47a04f60e1da07d94a3ed3906ff5aee Mon Sep 17 00:00:00 2001 From: Wes Bos Date: Thu, 14 Jun 2018 16:44:21 -0400 Subject: starter files --- .../frontend/__tests__/formatMoney.test.js | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 finished-application/frontend/__tests__/formatMoney.test.js (limited to 'finished-application/frontend/__tests__/formatMoney.test.js') diff --git a/finished-application/frontend/__tests__/formatMoney.test.js b/finished-application/frontend/__tests__/formatMoney.test.js new file mode 100644 index 0000000..c5c79b6 --- /dev/null +++ b/finished-application/frontend/__tests__/formatMoney.test.js @@ -0,0 +1,21 @@ +import formatMoney from '../lib/formatMoney'; + +describe('formatMoney', () => { + it('works with fractional dollars', () => { + expect(formatMoney(1)).toEqual('$0.01'); + expect(formatMoney(10)).toEqual('$0.10'); + }); + + it('leaves cents off for whole dollars', () => { + expect(formatMoney(5000)).toEqual('$50'); + expect(formatMoney(100)).toEqual('$1'); + expect(formatMoney(50000000)).toEqual('$500,000'); + }); + + it('works with whole and fractional dollars', () => { + expect(formatMoney(5012)).toEqual('$50.12'); + expect(formatMoney(101)).toEqual('$1.01'); + expect(formatMoney(110)).toEqual('$1.10'); + expect(formatMoney(54345345)).toEqual('$543,453.45'); + }); +}); -- cgit v1.3