Make proto/parser an internal package

internal/proto/writebuffer_test.go

@@ -0,0 +1,62 @@
+package proto_test
+
+import (
+	"testing"
+	"time"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"gopkg.in/redis.v4/internal/proto"
+)
+
+var _ = Describe("WriteBuffer", func() {
+	var buf *proto.WriteBuffer
+
+	BeforeEach(func() {
+		buf = proto.NewWriteBuffer()
+	})
+
+	It("should reset", func() {
+		buf.AppendString("string")
+		Expect(buf.Len()).To(Equal(12))
+		buf.Reset()
+		Expect(buf.Len()).To(Equal(0))
+	})
+
+	It("should append args", func() {
+		err := buf.Append([]interface{}{
+			"string",
+			12,
+			34.56,
+			[]byte{'b', 'y', 't', 'e', 's'},
+			true,
+			nil,
+		})
+		Expect(err).NotTo(HaveOccurred())
+		Expect(buf.Bytes()).To(Equal([]byte("*6\r\n" +
+			"$6\r\nstring\r\n" +
+			"$2\r\n12\r\n" +
+			"$5\r\n34.56\r\n" +
+			"$5\r\nbytes\r\n" +
+			"$1\r\n1\r\n" +
+			"$0\r\n" +
+			"\r\n")))
+	})
+
+	It("should append marshalable args", func() {
+		err := buf.Append([]interface{}{time.Unix(1414141414, 0)})
+		Expect(err).NotTo(HaveOccurred())
+		Expect(buf.Len()).To(Equal(26))
+	})
+
+})
+
+func BenchmarkWriteBuffer_Append(b *testing.B) {
+	buf := proto.NewWriteBuffer()
+	args := []interface{}{"hello", "world", "foo", "bar"}
+
+	for i := 0; i < b.N; i++ {
+		buf.Append(args)
+		buf.Reset()
+	}
+}