chore(e2e): add test for Pull Secret trait #1547
diff --git a/e2e/common/pull_secret_test.go b/e2e/common/pull_secret_test.go
new file mode 100644
index 0000000..84ba865
--- /dev/null
+++ b/e2e/common/pull_secret_test.go
@@ -0,0 +1,91 @@
+// +build integration
+
+// To enable compilation of this file in Goland, go to "Settings -> Go -> Vendoring & Build Tags -> Custom Tags" and add "integration"
+
+/*
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements.  See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package common
+
+import (
+	"testing"
+
+	. "github.com/apache/camel-k/e2e/support"
+	camelv1 "github.com/apache/camel-k/pkg/apis/camel/v1"
+	"github.com/apache/camel-k/pkg/util/openshift"
+
+	. "github.com/onsi/gomega"
+
+	v1 "k8s.io/api/core/v1"
+)
+
+func TestPullSecretTrait(t *testing.T) {
+	WithNewTestNamespace(t, func(ns string) {
+		ocp, err := openshift.IsOpenShift(TestClient)
+		Expect(err).Should(BeNil())
+
+		Expect(Kamel("install", "-n", ns).Execute()).Should(BeNil())
+
+		t.Run("Image pull secret is set on pod", func(t *testing.T) {
+			Expect(Kamel("run", "-n", ns, "files/Java.java",
+				"-t", "pull-secret.enabled=true",
+				"-t", "pull-secret.secret-name=dummy-secret").Execute()).Should(BeNil())
+			// pod may not run because the pull secret is dummy
+			Eventually(IntegrationPodPhase(ns, "java"), TestTimeoutLong).Should(Or(Equal(v1.PodRunning), Equal(v1.PodPending)))
+
+			pod := IntegrationPod(ns, "java")()
+			Expect(pod.Spec.ImagePullSecrets).ShouldNot(BeEmpty())
+			Expect(pod.Spec.ImagePullSecrets[0].Name).Should(Equal("dummy-secret"))
+
+			Expect(Kamel("delete", "--all", "-n", ns).Execute()).Should(BeNil())
+		})
+
+		t.Run("Explicity disable image pull secret", func(t *testing.T) {
+			Expect(Kamel("run", "-n", ns, "files/Java.java",
+				"-t", "pull-secret.enabled=false").Execute()).Should(BeNil())
+			Eventually(IntegrationPodPhase(ns, "java"), TestTimeoutLong).Should(Equal(v1.PodRunning))
+			Eventually(IntegrationCondition(ns, "java", camelv1.IntegrationConditionReady), TestTimeoutShort).Should(Equal(v1.ConditionTrue))
+			Eventually(IntegrationLogs(ns, "java"), TestTimeoutShort).Should(ContainSubstring("Magicstring!"))
+
+			pod := IntegrationPod(ns, "java")()
+			if ocp {
+				// OpenShift `default` service account has imagePullSecrets so it's always set
+				Expect(pod.Spec.ImagePullSecrets).ShouldNot(BeEmpty())
+			} else {
+				Expect(pod.Spec.ImagePullSecrets).Should(BeNil())
+			}
+
+			Expect(Kamel("delete", "--all", "-n", ns).Execute()).Should(BeNil())
+		})
+
+		if ocp {
+			// OpenShift always has an internal registry so image pull secret is set by default
+			t.Run("Image pull secret is automatically set by default", func(t *testing.T) {
+				Expect(Kamel("run", "-n", ns, "files/Java.java").Execute()).Should(BeNil())
+				Eventually(IntegrationPodPhase(ns, "java"), TestTimeoutLong).Should(Equal(v1.PodRunning))
+				Eventually(IntegrationCondition(ns, "java", camelv1.IntegrationConditionReady), TestTimeoutShort).Should(Equal(v1.ConditionTrue))
+				Eventually(IntegrationLogs(ns, "java"), TestTimeoutShort).Should(ContainSubstring("Magicstring!"))
+
+				pod := IntegrationPod(ns, "java")()
+				Expect(pod.Spec.ImagePullSecrets).ShouldNot(BeEmpty())
+				Expect(pod.Spec.ImagePullSecrets[0].Name).Should(HavePrefix("default-dockercfg-"))
+
+				Expect(Kamel("delete", "--all", "-n", ns).Execute()).Should(BeNil())
+			})
+		}
+	})
+}
diff --git a/pkg/trait/pull_secret.go b/pkg/trait/pull_secret.go
index c4e44e9..9bb6b19 100644
--- a/pkg/trait/pull_secret.go
+++ b/pkg/trait/pull_secret.go
@@ -19,6 +19,7 @@
 
 import (
 	v1 "github.com/apache/camel-k/pkg/apis/camel/v1"
+	"github.com/apache/camel-k/pkg/util"
 	corev1 "k8s.io/api/core/v1"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 )
@@ -50,7 +51,7 @@
 }
 
 func (t *pullSecretTrait) Configure(e *Environment) (bool, error) {
-	if t.Enabled != nil && !*t.Enabled {
+	if util.IsFalse(t.Enabled) {
 		return false, nil
 	}
 
@@ -58,7 +59,7 @@
 		return false, nil
 	}
 
-	if t.Auto == nil || *t.Auto {
+	if util.IsNilOrTrue(t.Auto) {
 		if t.SecretName == "" {
 			secret := e.Platform.Status.Build.Registry.Secret
 			if secret != "" {