fix(agent): Add test for pod without labels

src/test/e2e/37_pod_without_labels_test.go

@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2021-Present The Zarf Authors
+
+// Package test provides e2e tests for Zarf.
+package test
+
+import (
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestPodWithoutLabels(t *testing.T) {
+	t.Log("E2E: Pod Without Labels")
+	e2e.SetupWithCluster(t)
+
+	// Path to pod manifest containing 0 lavbels
+	buildPath := filepath.Join("src", "test", "packages", "37-pod-without-labels", "pod.yaml")
+
+	// Create the testing namespace
+	_, _, err := e2e.Kubectl("create", "ns", "pod-label")
+	require.NoError(t, err)
+
+	// Create the pod without labels
+	// This is not an image zarf will have in the registry - but the agent was failing to admit on an internal server error before completing admission
+	_, _, err = e2e.Kubectl("create", "-f", buildPath, "-n", "pod-label")
+	require.NoError(t, err)
+
+	// Cleanup
+	_, _, err = e2e.Kubectl("delete", "-f", buildPath, "-n", "pod-label")
+	require.NoError(t, err)
+	_, _, err = e2e.Kubectl("delete", "ns", "pod-label")
+	require.NoError(t, err)
+}

src/test/packages/37-pod-without-labels/pod.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  creationTimestamp: null
+  name: test
+spec:
+  containers:
+  - image: nginx
+    name: test
+    resources: {}
+  dnsPolicy: ClusterFirst
+  restartPolicy: Always
+status: {}