From 5ee707480bc1f9657dc70e04ff1f527fab9dd32e Mon Sep 17 00:00:00 2001
From: Rolando Santamaria Maso <kyberneees@gmail.com>
Date: Sun, 19 Jun 2022 15:46:55 +0200
Subject: [PATCH 1/3] checking keys length before calling cache.del(keys)

---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index c44cb9a..5febdb3 100644
--- a/index.js
+++ b/index.js
@@ -89,7 +89,7 @@ const middleware = (opts) => async (req, res, next) => {
           return acc
         }, [])
         // delete keys on all cache tiers
-        patterns.forEach(pattern => opts.stores.forEach(store => getKeys(store, pattern).then(keys => mcache.del(keys))))
+        patterns.forEach(pattern => opts.stores.forEach(store => getKeys(store, pattern).then(keys => keys.length > 0 ? mcache.del(keys) : null)))
       } else if (payload.headers[X_CACHE_TIMEOUT] || payload.headers[CACHE_CONTROL]) {
         // extract cache ttl
         let ttl = 0

From 2f979a5c213560f950312d7649e7771197dc0e75 Mon Sep 17 00:00:00 2001
From: Rolando Santamaria Maso <kyberneees@gmail.com>
Date: Sun, 19 Jun 2022 15:47:11 +0200
Subject: [PATCH 2/3] updating dependencies

---
 package.json | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/package.json b/package.json
index 15212ad..4ee592e 100644
--- a/package.json
+++ b/package.json
@@ -28,17 +28,18 @@
   },
   "homepage": "https://github.com/jkyberneees/http-cache-middleware#readme",
   "devDependencies": {
-    "chai": "^4.3.4",
-    "got": "^11.8.2",
-    "mocha": "^8.4.0",
+    "cache-manager-ioredis": "^2.1.0",
+    "chai": "^4.3.6",
+    "got": "^11.8.5",
+    "mocha": "^10.0.0",
     "nyc": "^15.1.0",
-    "restana": "^4.9.1"
+    "restana": "^4.9.6"
   },
   "dependencies": {
-    "@tusbar/cache-control": "^0.5.0",
-    "cache-manager": "^3.4.4",
+    "@tusbar/cache-control": "^0.6.1",
+    "cache-manager": "^4.0.1",
     "matcher": "^4.0.0",
-    "middleware-if-unless": "^1.2.5",
+    "middleware-if-unless": "^1.3.0",
     "ms": "^2.1.3",
     "on-http-end": "^1.0.2"
   }

From bd0e808db86e6bad2e4350dcbcbbf9ec03a4fcd9 Mon Sep 17 00:00:00 2001
From: Rolando Santamaria Maso <kyberneees@gmail.com>
Date: Sun, 19 Jun 2022 15:48:23 +0200
Subject: [PATCH 3/3] adding automated testing

---
 .github/workflows/tests.yaml | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 .github/workflows/tests.yaml

diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
new file mode 100644
index 0000000..f0a5433
--- /dev/null
+++ b/.github/workflows/tests.yaml
@@ -0,0 +1,21 @@
+name: tests
+on: [push, pull_request]
+
+jobs:
+  testing:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Setup Environment (Using NodeJS 16.x)
+        uses: actions/setup-node@v1
+        with:
+          node-version: 16.x
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Linting
+        run: npx standard
+
+      - name: Run tests
+        run: npm run test
\ No newline at end of file