Fix tests

To have necessary number of replicas set

pkg/cluster/sync_test.go

@@ -65,6 +65,7 @@ func TestConnPoolSynchronization(t *testing.T) {
 					ConnPoolDefaultCPULimit:      "100m",
 					ConnPoolDefaultMemoryRequest: "100Mi",
 					ConnPoolDefaultMemoryLimit:   "100Mi",
+					NumberOfInstances:            int32ToPointer(1),
 				},
 			},
 		}, k8sutil.KubernetesClient{}, acidv1.Postgresql{}, logger)

pkg/util/k8sutil/k8sutil.go

@@ -288,6 +288,9 @@ func (mock *mockDeployment) Create(*apiappsv1.Deployment) (*apiappsv1.Deployment
 		ObjectMeta: metav1.ObjectMeta{
 			Name: "test-deployment",
 		},
+		Spec: apiappsv1.DeploymentSpec{
+			Replicas: Int32ToPointer(1),
+		},
 	}, nil
 }
 
@@ -339,6 +342,9 @@ func (mock *mockDeploymentNotExist) Create(*apiappsv1.Deployment) (*apiappsv1.De
 		ObjectMeta: metav1.ObjectMeta{
 			Name: "test-deployment",
 		},
+		Spec: apiappsv1.DeploymentSpec{
+			Replicas: Int32ToPointer(1),
+		},
 	}, nil
 }