move lib/go/gremlin to ent/dialect (#1192)

Summary:
Pull Request resolved: https://github.com/facebookexternal/fbc/pull/1192

Pull Request resolved: https://github.com/facebookincubator/ent/pull/11

Reviewed By: alexsn

Differential Revision: D16377224

fbshipit-source-id: 07ca7436eb9b64fbe2299568560b91466b2417ba

dialect/gremlin/encoding/graphson/bench_test.go

@@ -0,0 +1,92 @@
+package graphson
+
+import (
+	"testing"
+
+	"github.com/json-iterator/go"
+)
+
+type book struct {
+	ID       string   `json:"id" graphson:"g:UUID"`
+	Title    string   `json:"title"`
+	Author   string   `json:"author"`
+	Pages    int      `json:"num_pages"`
+	Chapters []string `json:"chapters"`
+}
+
+func generateObject() *book {
+	return &book{
+		ID:       "21d5dcbf-1fd4-493e-9b74-d6c429f9e4a5",
+		Title:    "The Art of Computer Programming, Vol. 2",
+		Author:   "Donald E. Knuth",
+		Pages:    784,
+		Chapters: []string{"Random numbers", "Arithmetic"},
+	}
+}
+
+func BenchmarkMarshalObject(b *testing.B) {
+	obj := generateObject()
+
+	b.ResetTimer()
+	for n := 0; n < b.N; n++ {
+		_, err := Marshal(obj)
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+}
+
+func BenchmarkUnmarshalObject(b *testing.B) {
+	out, err := Marshal(generateObject())
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	obj := &book{}
+
+	b.ResetTimer()
+	for n := 0; n < b.N; n++ {
+		err = Unmarshal(out, obj)
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+}
+
+func BenchmarkMarshalInterface(b *testing.B) {
+	data, err := jsoniter.Marshal(generateObject())
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	var obj interface{}
+	if err = jsoniter.Unmarshal(data, &obj); err != nil {
+		b.Fatal(err)
+	}
+
+	b.ResetTimer()
+	for n := 0; n < b.N; n++ {
+		_, err = Marshal(obj)
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+
+}
+
+func BenchmarkUnmarshalInterface(b *testing.B) {
+	data, err := Marshal(generateObject())
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	var obj interface{}
+
+	b.ResetTimer()
+	for n := 0; n < b.N; n++ {
+		err = Unmarshal(data, &obj)
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+}