fed: Factor common setup for crud testing into helper function

test/integration/federation/BUILD

@@ -20,6 +20,7 @@ go_test(
     deps = [
         "//federation/apis/federation/v1beta1:go_default_library",
         "//federation/pkg/federatedtypes:go_default_library",
+        "//federation/pkg/federatedtypes/crudtester:go_default_library",
         "//pkg/api/v1:go_default_library",
         "//pkg/apis/autoscaling/v1:go_default_library",
         "//pkg/apis/batch/v1:go_default_library",
@@ -28,6 +29,7 @@ go_test(
         "//vendor/github.com/pborman/uuid:go_default_library",
         "//vendor/github.com/stretchr/testify/assert:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
     ],
 )

test/integration/federation/crud_test.go

@@ -22,7 +22,9 @@ import (
 
 	"github.com/pborman/uuid"
 
+	pkgruntime "k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/kubernetes/federation/pkg/federatedtypes"
+	"k8s.io/kubernetes/federation/pkg/federatedtypes/crudtester"
 	"k8s.io/kubernetes/test/integration/federation/framework"
 )
 
@@ -35,16 +37,10 @@ func TestFederationCRUD(t *testing.T) {
 	federatedTypes := federatedtypes.FederatedTypes()
 	for kind, fedType := range federatedTypes {
 		t.Run(kind, func(t *testing.T) {
-			config := fedFixture.APIFixture.NewConfig()
-			fixture := framework.NewControllerFixture(t, kind, fedType.AdapterFactory, config)
+			fixture, crudTester, obj := initCRUDTest(t, &fedFixture, fedType.AdapterFactory, kind)
 			defer fixture.TearDown(t)
 
-			client := fedFixture.APIFixture.NewClient(fmt.Sprintf("crud-test-%s", kind))
-			adapter := fedType.AdapterFactory(client)
-
-			crudtester := framework.NewFederatedTypeCRUDTester(t, adapter, fedFixture.ClusterClients)
-			obj := adapter.NewTestObject(uuid.New())
-			crudtester.CheckLifecycle(obj)
+			crudTester.CheckLifecycle(obj)
 		})
 	}
 
@@ -60,35 +56,38 @@ func TestFederationCRUD(t *testing.T) {
 	}
 	for testName, orphanDependents := range testCases {
 		t.Run(testName, func(t *testing.T) {
-			config := fedFixture.APIFixture.NewConfig()
-			fixture := framework.NewControllerFixture(t, kind, adapterFactory, config)
+			fixture, crudTester, obj := initCRUDTest(t, &fedFixture, adapterFactory, kind)
 			defer fixture.TearDown(t)
 
-			client := fedFixture.APIFixture.NewClient(fmt.Sprintf("deletion-test-%s", kind))
-			adapter := adapterFactory(client)
-
-			crudtester := framework.NewFederatedTypeCRUDTester(t, adapter, fedFixture.ClusterClients)
-			obj := adapter.NewTestObject(uuid.New())
-			updatedObj := crudtester.CheckCreate(obj)
-			crudtester.CheckDelete(updatedObj, orphanDependents)
+			updatedObj := crudTester.CheckCreate(obj)
+			crudTester.CheckDelete(updatedObj, orphanDependents)
 		})
 	}
 
 	t.Run("Resource should be propagated to a newly added cluster", func(t *testing.T) {
-		config := fedFixture.APIFixture.NewConfig()
-		fixture := framework.NewControllerFixture(t, kind, adapterFactory, config)
+		fixture, crudTester, obj := initCRUDTest(t, &fedFixture, adapterFactory, kind)
 		defer fixture.TearDown(t)
 
-		client := fedFixture.APIFixture.NewClient(fmt.Sprintf("cluster-addition-test-%s", kind))
-		adapter := adapterFactory(client)
-
-		crudtester := framework.NewFederatedTypeCRUDTester(t, adapter, fedFixture.ClusterClients)
-		obj := adapter.NewTestObject(uuid.New())
-		updatedObj := crudtester.CheckCreate(obj)
-
+		updatedObj := crudTester.CheckCreate(obj)
 		// Start a new cluster and validate that the resource is propagated to it.
 		fedFixture.StartCluster(t)
 		// Check propagation to the new cluster by providing the updated set of clients
-		crudtester.CheckPropagationForClients(updatedObj, fedFixture.ClusterClients)
+		crudTester.CheckPropagationForClients(updatedObj, fedFixture.ClusterClients)
 	})
 }
+
+// initCRUDTest initializes common elements of a crud test
+func initCRUDTest(t *testing.T, fedFixture *framework.FederationFixture, adapterFactory federatedtypes.AdapterFactory, kind string) (
+	*framework.ControllerFixture, *crudtester.FederatedTypeCRUDTester, pkgruntime.Object) {
+	config := fedFixture.APIFixture.NewConfig()
+	fixture := framework.NewControllerFixture(t, kind, adapterFactory, config)
+
+	client := fedFixture.APIFixture.NewClient(fmt.Sprintf("crud-test-%s", kind))
+	adapter := adapterFactory(client)
+
+	crudTester := framework.NewFederatedTypeCRUDTester(t, adapter, fedFixture.ClusterClients)
+
+	obj := adapter.NewTestObject(uuid.New())
+
+	return fixture, crudTester, obj
+}