[Fix] flakes in e2e tests (#8253)

* fix small errors

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* fix ns

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* fixes

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* drop sleep

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* update readme

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* typo

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* fixes

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

* intendation

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>

---------

Signed-off-by: Shubham Gupta <iamshubhamgupta2001@gmail.com>
Co-authored-by: Charles-Edouard Brétéché <charles.edouard@nirmata.com>

test/conformance/kuttl/ttl/past-timestamp/01-pod.yaml

@@ -1,6 +1,4 @@
 apiVersion: kuttl.dev/v1beta1
 kind: TestStep
 apply:
-- pod.yaml
-assert:
-- pod-assert.yaml
+- pod.yaml

test/conformance/kuttl/ttl/past-timestamp/02-check.yaml

@@ -0,0 +1,6 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+commands:
+- command: sleep 5
+error:
+- pod-assert.yaml

test/conformance/kuttl/ttl/past-timestamp/03-pod.yaml

@@ -0,0 +1,6 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+apply:
+- pod-2.yaml
+assert:
+- pod-assert-2.yaml

test/conformance/kuttl/ttl/past-timestamp/04-patch.yaml

@@ -1,4 +1,4 @@
 apiVersion: kuttl.dev/v1beta1
 kind: TestStep
-commands:
-  - command: sleep 5
+apply:
+- past-timestamp.yaml

test/conformance/kuttl/ttl/past-timestamp/05-check.yaml

@@ -1,4 +1,4 @@
 apiVersion: kuttl.dev/v1beta1
 kind: TestStep
 error:
-- pod-assert.yaml
+- pod-assert-2.yaml

test/conformance/kuttl/ttl/past-timestamp/README.md

@@ -6,4 +6,8 @@ This test cleans up pods instanteaously without any delay as the value of the la
 
 The pod `test-pod` is cleaned up instantaneously.
 
+The pod `test-pod-2` is cleaned up instantaneously when the label is updated to `cleanup.kyverno.io/ttl: 2023-07-19T120000Z` the timestamp is mentioned in past.
+
 ## Reference Issue(s)
+
+- [8242](https://github.com/kyverno/kyverno/issues/8242): `test-pod` might never be created, so the assert could fail.

test/conformance/kuttl/ttl/past-timestamp/past-timestamp.yaml

@@ -0,0 +1,6 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: test-pod-2
+  labels:
+    cleanup.kyverno.io/ttl: 2023-07-19T120000Z

test/conformance/kuttl/ttl/past-timestamp/pod-2.yaml

@@ -0,0 +1,8 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: test-pod-2
+spec:
+  containers:
+  - image: nginx:latest
+    name: nginx

test/conformance/kuttl/ttl/past-timestamp/pod-assert-2.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: test-pod-2