Feat: upgrade istio from 1.19.5 to 1.27.1 (#3066)

pkg/ingress/kube/gateway/istio/inferencepool_test.go

@@ -0,0 +1,85 @@
+// Copyright Istio Authors
+//
+// Licensed 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 istio
+
+import (
+	"testing"
+
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	inferencev1alpha2 "sigs.k8s.io/gateway-api-inference-extension/api/v1alpha2"
+
+	higressconstants "github.com/alibaba/higress/v2/pkg/config/constants"
+	"istio.io/istio/pilot/pkg/features"
+	"istio.io/istio/pkg/config/constants"
+	"istio.io/istio/pkg/kube/krt"
+	"istio.io/istio/pkg/ptr"
+	"istio.io/istio/pkg/test"
+	"istio.io/istio/pkg/test/util/assert"
+)
+
+func TestReconcileInferencePool(t *testing.T) {
+	test.SetForTest(t, &features.EnableGatewayAPIInferenceExtension, true)
+	pool := &inferencev1alpha2.InferencePool{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "test-pool",
+			Namespace: "default",
+		},
+		Spec: inferencev1alpha2.InferencePoolSpec{
+			TargetPortNumber: 8080,
+			Selector: map[inferencev1alpha2.LabelKey]inferencev1alpha2.LabelValue{
+				"app": "test",
+			},
+			EndpointPickerConfig: inferencev1alpha2.EndpointPickerConfig{
+				ExtensionRef: &inferencev1alpha2.Extension{
+					ExtensionReference: inferencev1alpha2.ExtensionReference{
+						Name: "dummy",
+						// Kind:       &inferencev1alpha2.Kind(),
+						PortNumber: ptr.Of(inferencev1alpha2.PortNumber(5421)),
+					},
+				},
+			},
+		},
+	}
+	controller := setupController(t,
+		&corev1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: "default"}},
+		NewGateway("test-gw", InNamespace(DefaultTestNS), WithGatewayClass(higressconstants.DefaultGatewayClass)),
+		NewHTTPRoute("test-route", InNamespace(DefaultTestNS),
+			WithParentRefAndStatus("test-gw", DefaultTestNS, HigressController),
+			WithBackendRef("test-pool", DefaultTestNS),
+		),
+		pool,
+	)
+
+	dumpOnFailure(t, krt.GlobalDebugHandler)
+
+	// Verify the service was created
+	var service *corev1.Service
+	var err error
+	assert.EventuallyEqual(t, func() bool {
+		svcName := "test-pool-ip-" + generateHash("test-pool", hashSize)
+		service, err = controller.client.Kube().CoreV1().Services("default").Get(t.Context(), svcName, metav1.GetOptions{})
+		if err != nil {
+			t.Logf("Service %s not found yet: %v", svcName, err)
+			return false
+		}
+		return service != nil
+	}, true)
+
+	assert.Equal(t, service.ObjectMeta.Labels[constants.InternalServiceSemantics], constants.ServiceSemanticsInferencePool)
+	assert.Equal(t, service.ObjectMeta.Labels[InferencePoolRefLabel], pool.Name)
+	assert.Equal(t, service.OwnerReferences[0].Name, pool.Name)
+	assert.Equal(t, service.Spec.Ports[0].TargetPort.IntVal, int32(8080))
+}