test: improve coverage

src/index.js

@@ -5,7 +5,6 @@ const createKeys = require('./keys')
 const createPlans = require('./plans')
 
 module.exports = ({ serialize = JSONB.stringify, deserialize = JSONB.parse, redis = new Map() } = {}) => {
-  if (!redis) throw TypeError('The argument `store` is required.')
   const plans = createPlans({ serialize, deserialize, redis })
   const keys = createKeys({ serialize, deserialize, redis, plans })
   return { keys, plans }

src/keys.js

@@ -67,7 +67,8 @@ module.exports = ({ serialize, deserialize, plans, redis } = {}) => {
       assert(plan === null, `The key \`${keyId}\` is associated with the plan \`${getKey.plan}\``)
     }
     const isDeleted = (await redis.del(getKey(keyId, { verify: true }))) === 1
-    return assert(isDeleted, `The key \`${keyId}\` does not exist.`) || isDeleted
+    assert(isDeleted, `The key \`${keyId}\` does not exist.`)
+    return isDeleted
   }
 
   /**

src/plans.js

@@ -66,7 +66,8 @@ module.exports = ({ serialize, deserialize, redis } = {}) => {
    */
   const del = async planId => {
     const isDeleted = (await redis.del(getKey(planId, { validate: true }))) === 1
-    return assert(isDeleted, `The plan \`${planId}\` does not exist.`) || isDeleted
+    assert(isDeleted, `The plan \`${planId}\` does not exist.`)
+    return isDeleted
   }
 
   /**

test/keys.js

@@ -13,7 +13,6 @@ const { keys, plans } = openkey({ redis: new Redis() })
 
 test.beforeEach(async () => {
   const keys = await redis.keys(`${KEY_PREFIX}*`)
-
   if (keys.length > 0) await redis.del(keys)
 })