Add tests for formatters

2020-11-10 20:45:04 -05:00
parent 9d2426a601
commit 11012302fd
4 changed files with 46 additions and 15 deletions
@@ -0,0 +1,27 @@
+import React from 'react'
+import ReactDOM from 'react-dom'
+import { formatBytes, formatDuration } from './formatters'
+
+describe('formatBytes', () => {
+  it('format bytes', () => {
+    expect(formatBytes(0)).toEqual('0 Bytes')
+    expect(formatBytes(1000)).toEqual('1000 Bytes')
+    expect(formatBytes(1024)).toEqual('1 KB')
+    expect(formatBytes(1024 * 1024)).toEqual('1 MB')
+    expect(formatBytes(1024 * 1024 * 1024)).toEqual('1 GB')
+    expect(formatBytes(1024 * 1024 * 1024 * 1024)).toEqual('1 TB')
+  })
+})
+
+const day = 86400
+const hour = 3600
+const minute = 60
+
+describe('formatDuration', () => {
+  it('format seconds', () => {
+    expect(formatDuration(0)).toEqual('00:00')
+    expect(formatDuration(59)).toEqual('00:59')
+    expect(formatDuration(hour + minute + 1)).toEqual('01:01:01')
+    expect(formatDuration(2 * day + 3 * hour + 7 * minute)).toEqual('51:07:00')
+  })
+})