From 5e9f3376114168b396ceef6ae6912e12c70e7020 Mon Sep 17 00:00:00 2001
From: phani <pasupulaphani@gmail.com>
Date: Sat, 23 May 2020 15:55:53 +0100
Subject: [PATCH] increase test converage

---
 lib/redisCache.js      |  6 +++---
 lib/redisCache.test.js | 16 +++++++++++++++-
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/lib/redisCache.js b/lib/redisCache.js
index 3a3b0f8..07273f3 100644
--- a/lib/redisCache.js
+++ b/lib/redisCache.js
@@ -8,7 +8,7 @@ const NotInitialisedError = require('./NotInitialisedError')
 let options = {}
 let store = null
 
-const getNumber = num => (!Number.isNaN(num) && num >= 0 ? num : null)
+const getNumber = num => (!Number.isNaN(num) && num >= 0 ? num : 0)
 
 /**
  * @param    {object}   options
@@ -32,7 +32,7 @@ exports.init = ({
     redisOptions,
     poolOptions,
     logger: createLogger(logger),
-    ttlInSeconds
+    ttlInSeconds: getNumber(ttlInSeconds)
   }
 
   store = new RedisStore(options)
@@ -145,7 +145,7 @@ exports.deleteAll = (pattern = '*') => this.getStore().deleteAll(pattern)
 exports.wrap = async (key, fn, { ttlInSeconds } = {}) => {
   const ttl = getNumber(ttlInSeconds) || options.ttlInSeconds
 
-  if (ttl && ttl === 0) {
+  if (ttl === 0) {
     debug(`Not caching, invalid ttl: ${ttlInSeconds}`)
     return fn()
   }
diff --git a/lib/redisCache.test.js b/lib/redisCache.test.js
index 8f6a194..b583e43 100644
--- a/lib/redisCache.test.js
+++ b/lib/redisCache.test.js
@@ -8,6 +8,7 @@ const {
   getPoolOptions,
   getRedisOptions,
   getset,
+  getStore,
   getTtlInSeconds,
   keys,
   set,
@@ -61,6 +62,12 @@ describe('redisCache', () => {
     })
   })
 
+  describe('getStore', () => {
+    test('returns store', () => {
+      expect(getStore()).not.toBeNull()
+    })
+  })
+
   describe('status', () => {
     test('get store stats', () => {
       const { name: statusName, size, available, pending } = status()
@@ -118,6 +125,10 @@ describe('redisCache', () => {
 
     beforeAll(() => deleteAll())
 
+    afterEach(() => {
+      setTtlInSeconds(ttlInSeconds)
+    })
+
     test("set if key doesn't exist", async () => {
       const localKey = genRandomStr()
 
@@ -138,6 +149,7 @@ describe('redisCache', () => {
 
     test('do nothing when ttlInSeconds=0', async () => {
       const localKey = genRandomStr()
+      setTtlInSeconds(0)
 
       const result = await wrap(localKey, fn, {
         ttlInSeconds: 0
@@ -146,8 +158,9 @@ describe('redisCache', () => {
       expect(result).toBe(newValue)
     })
 
-    test('do nothing when ttlInSeconds=0', async () => {
+    test('do nothing when ttlInSeconds < 0', async () => {
       const localKey = genRandomStr()
+      setTtlInSeconds(0)
 
       const result = await wrap(localKey, fn, {
         ttlInSeconds: -1
@@ -158,6 +171,7 @@ describe('redisCache', () => {
 
     test('do nothing when ttlInSeconds is invalid', async () => {
       const localKey = genRandomStr()
+      setTtlInSeconds('NOT_NUMBER')
 
       const result = await wrap(localKey, fn, {
         ttlInSeconds: 'NOT_NUMBER'