change image library and refactor thumbnails service

thumbnails/pkg/thumbnail/thumbnail_test.go

@@ -0,0 +1,47 @@
+package thumbnail
+
+import (
+	"image"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/owncloud/ocis/ocis-pkg/log"
+	"github.com/owncloud/ocis/thumbnails/pkg/thumbnail/storage"
+)
+
+type NoOpManager struct {
+	storage.Storage
+}
+
+func (m NoOpManager) BuildKey(r storage.Request) string {
+	return ""
+}
+
+func (m NoOpManager) Set(username, key string, thumbnail []byte) error {
+	return nil
+}
+
+func BenchmarkGet(b *testing.B) {
+
+	sut := NewSimpleManager(
+		Resolutions{},
+		NoOpManager{},
+		log.NewLogger(),
+	)
+
+	res, _ := ParseResolution("32x32")
+	req := Request{
+		Resolution: res,
+		ETag:       "1872ade88f3013edeb33decd74a4f947",
+	}
+	cwd, _ := os.Getwd()
+	p := filepath.Join(cwd, "../../testdata/oc.png")
+	f, _ := os.Open(p)
+	defer f.Close()
+	img, ext, _ := image.Decode(f)
+	req.Encoder = EncoderForType(ext)
+	for i := 0; i < b.N; i++ {
+		sut.Get(req, img)
+	}
+}