Clear all cache (#55)

* Update lruStore.js - added function to clear all cache * Added function to clear cache * added test case for clearing cache --------- Co-authored-by: Sethuraman Srinivasan <[email protected]>
bradoyler · Jan 27, 2024 · 6db8730 · 6db8730
1 parent 49db691
commit 6db8730
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Showing 3 changed files with 23 additions and 2 deletions.
diff --git a/index.js b/index.js
@@ -200,4 +200,8 @@ module.exports.removeCache = function (url) {
   cacheStore.del(url)
 }
 
+module.exports.clearCache = function () {
+  cacheStore.clear()
+}
+
 module.exports.cacheStore = cacheStore
diff --git a/lruStore.js b/lruStore.js
@@ -19,6 +19,10 @@ class LruStore {
   async del (key) {
     return Promise.resolve(this.lru.del(key))
   }
+
+  async clear () {
+    return Promise.resolve(this.lru.reset())
+  }
 }
 
 module.exports = LruStore
diff --git a/test/lruStore.js b/test/lruStore.js
@@ -1,8 +1,7 @@
-/* globals decribe */
+/* globals describe */
 'use strict'
 const assert = require('assert')
 const LruStore = require('../lruStore')
-const LRU = require('lru-cache')
 
 describe('# LRU Store test', function() {
   const store = new LruStore({max: 1})
@@ -29,4 +28,18 @@ describe('# LRU Store test', function() {
     await store.del('foo')
     assert.equal(await store.get('foo'), undefined)
   })
+
+  it('clears cache', async function() {
+    const store = new LruStore({max: 2})
+    await store.set('foo', 42)
+    await store.set('bar', 43)
+
+    assert.equal(await store.get('foo'), 42)
+    assert.equal(await store.get('bar'), 43)
+
+    await store.clear()
+
+    assert.equal(await store.get('foo'), undefined)
+    assert.equal(await store.get('bar'), undefined)
+  })
 })