adding e2e test for cpu scaler: updating the trigger-job , Updating c…

…hangelog

Signed-off-by: Ritikaa96 <[email protected]>

CHANGELOG.md

@@ -37,7 +37,7 @@
 - **PostgreSQL Scaler:** Assign PostgreSQL `userName` to correct attribute ([#2432](https://github.com/kedacore/keda/pull/2432))|([#2433](https://github.com/kedacore/keda/pull/2433))
 - **Kafka Scaler:** concurrently query brokers for consumer and producer offsets ([#2405](https://github.com/kedacore/keda/pull/2405))
 - **External Scaler:** fix wrong calculation of retry backoff duration ([#2416](https://github.com/kedacore/keda/pull/2416))
-
+- **CPU Scaler:** Adding e2e test for the cpu scaler ([#2441](https://github.com/kedacore/keda/pull/2441))
 ### Breaking Changes
 
 - TODO ([#XXX](https://github.com/kedacore/keda/pull/XXX))

tests/scalers/cpu.test.ts

@@ -40,13 +40,12 @@ test.serial(`Creating Job should work`, async t => {
 })
 
 test.serial(`Deployment should scale to 5 after 3 minutes`, async t => {
-  const maxReplicaCount = '5'
   // check replicacount on constant triggering :
   t.true(await waitForDeploymentReplicaCount(5, 'php-apache', testNamespace, 18, 10000), 'Replica count should be 5 after 180 seconds')
 })
-test.serial(`Deployment should scale back to 1 after 10 minutes`, async t => {
+test.serial(`Deployment should scale back to 1 after 8 minutes`, async t => {
   // check for the scale down :
-  t.true(await waitForDeploymentReplicaCount(1, 'php-apache', testNamespace, 60, 10000), 'Replica count should be 1 after 10 minutes')
+  t.true(await waitForDeploymentReplicaCount(1, 'php-apache', testNamespace, 48, 10000), 'Replica count should be 1 after 8 minutes')
 })
 
 test.after.always.cb('clean up workload test related deployments', t => {
@@ -117,14 +116,15 @@ const triggerJob = `apiVersion: batch/v1
 kind: Job
 metadata:
   name: trigger-job
+  namespace: cpu-test
 spec:
   template:
     spec:
       containers:
-      - image: jordi/ab
+      - image: busybox
         name: test
         command: ["/bin/sh"]
-        args: ["-c", "for i in $(seq 1 180);do echo $i;ab -c 5 -n 1000 -v 2 http://php-apache.cpu-test.svc/;sleep 1;done"]
+        args: ["-c", "for i in $(seq 1 180);do wget -q -O- http://php-apache.cpu-test.svc/;sleep 0.1;done"]
       restartPolicy: Never
-  activeDeadlineSeconds: 300
-  backoffLimit: 2`
+  activeDeadlineSeconds: 280
+  backoffLimit: 3`