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backend/node_modules/pino-pretty/lib/utils/prettify-time.test.js

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+'use strict'
+
+process.env.TZ = 'UTC'
+
+const tap = require('tap')
+const prettifyTime = require('./prettify-time')
+const {
+  TIMESTAMP_KEY
+} = require('../constants')
+const context = {
+  timestampKey: TIMESTAMP_KEY,
+  translateTime: true,
+  customPrettifiers: {}
+}
+
+tap.test('returns `undefined` if `time` or `timestamp` not in log', async t => {
+  const str = prettifyTime({ log: {}, context })
+  t.equal(str, undefined)
+})
+
+tap.test('returns prettified formatted time from custom field', async t => {
+  const log = { customtime: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      timestampKey: 'customtime'
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: false,
+      timestampKey: 'customtime'
+    }
+  })
+  t.equal(str, '[1554642900000]')
+})
+
+tap.test('returns prettified formatted time', async t => {
+  let log = { time: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context
+    }
+  })
+  t.equal(str, '[13:15:00.000]')
+
+  log = { time: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: 'd mmm yyyy H:MM'
+    }
+  })
+  t.equal(str, '[7 Apr 2019 13:15]')
+})
+
+tap.test('passes through value', async t => {
+  let log = { time: 1554642900000 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[1554642900000]')
+
+  log = { timestamp: 1554642900000 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[1554642900000]')
+
+  log = { time: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[2019-04-07T09:15:00.000-04:00]')
+
+  log = { timestamp: '2019-04-07T09:15:00.000-04:00' }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[2019-04-07T09:15:00.000-04:00]')
+})
+
+tap.test('handles the 0 timestamp', async t => {
+  let log = { time: 0 }
+  let str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[0]')
+
+  log = { timestamp: 0 }
+  str = prettifyTime({
+    log,
+    context: {
+      ...context,
+      translateTime: undefined
+    }
+  })
+  t.equal(str, '[0]')
+})
+
+tap.test('works with epoch as a number or string', (t) => {
+  t.plan(3)
+  const epoch = 1522431328992
+  const asNumber = prettifyTime({
+    log: { time: epoch, msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  const asString = prettifyTime({
+    log: { time: `${epoch}`, msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  const invalid = prettifyTime({
+    log: { time: '2 days ago', msg: 'foo' },
+    context: {
+      ...context,
+      translateTime: true
+    }
+  })
+  t.same(asString, '[17:35:28.992]')
+  t.same(asNumber, '[17:35:28.992]')
+  t.same(invalid, '[2 days ago]')
+})
+
+tap.test('uses custom prettifier', async t => {
+  const str = prettifyTime({
+    log: { time: 0 },
+    context: {
+      ...context,
+      customPrettifiers: {
+        time () {
+          return 'done'
+        }
+      }
+    }
+  })
+  t.equal(str, 'done')
+})