DeepCopy benchmarks

pkg/api/conversion_test.go

@@ -0,0 +1,112 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+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 api_test
+
+import (
+	"io/ioutil"
+	"testing"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
+	_ "github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta1"
+	_ "github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta2"
+	_ "github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta3"
+)
+
+func BenchmarkPodConversion(b *testing.B) {
+	data, err := ioutil.ReadFile("pod_example.json")
+	if err != nil {
+		b.Fatalf("Unexpected error while reading file: %v", err)
+	}
+	var pod api.Pod
+	if err := api.Scheme.DecodeInto(data, &pod); err != nil {
+		b.Fatalf("Unexpected error decoding pod: %v", err)
+	}
+
+	scheme := api.Scheme.Raw()
+	var result *api.Pod
+	for i := 0; i < b.N; i++ {
+		versionedObj, err := scheme.ConvertToVersion(&pod, testapi.Version())
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		obj, err := scheme.ConvertToVersion(versionedObj, scheme.InternalVersion)
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		result = obj.(*api.Pod)
+	}
+	if !api.Semantic.DeepDerivative(pod, *result) {
+		b.Fatalf("Incorrect conversion: expected %v, got %v", pod, *result)
+	}
+}
+
+func BenchmarkNodeConversion(b *testing.B) {
+	data, err := ioutil.ReadFile("node_example.json")
+	if err != nil {
+		b.Fatalf("Unexpected error while reading file: %v", err)
+	}
+	var node api.Node
+	if err := api.Scheme.DecodeInto(data, &node); err != nil {
+		b.Fatalf("Unexpected error decoding node: %v", err)
+	}
+
+	scheme := api.Scheme.Raw()
+	var result *api.Node
+	for i := 0; i < b.N; i++ {
+		versionedObj, err := scheme.ConvertToVersion(&node, testapi.Version())
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		obj, err := scheme.ConvertToVersion(versionedObj, scheme.InternalVersion)
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		result = obj.(*api.Node)
+	}
+	if !api.Semantic.DeepDerivative(node, *result) {
+		b.Fatalf("Incorrect conversion: expected %v, got %v", node, *result)
+	}
+}
+
+func BenchmarkReplicationControllerConversion(b *testing.B) {
+	data, err := ioutil.ReadFile("replication_controller_example.json")
+	if err != nil {
+		b.Fatalf("Unexpected error while reading file: %v", err)
+	}
+	var replicationController api.ReplicationController
+	if err := api.Scheme.DecodeInto(data, &replicationController); err != nil {
+		b.Fatalf("Unexpected error decoding node: %v", err)
+	}
+
+	scheme := api.Scheme.Raw()
+	var result *api.ReplicationController
+	for i := 0; i < b.N; i++ {
+		versionedObj, err := scheme.ConvertToVersion(&replicationController, testapi.Version())
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		obj, err := scheme.ConvertToVersion(versionedObj, scheme.InternalVersion)
+		if err != nil {
+			b.Fatalf("Conversion error: %v", err)
+		}
+		result = obj.(*api.ReplicationController)
+	}
+	if !api.Semantic.DeepDerivative(replicationController, *result) {
+		b.Fatalf("Incorrect conversion: expected %v, got %v", replicationController, *result)
+	}
+}