remove dead code in RenderPool.get(...) method and add context.MsgPack(...) test case

context_test.go

@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
+	"github.com/ugorji/go/codec"
 	"html/template"
 	"io"
 	"mime/multipart"
@@ -840,6 +841,25 @@ func TestContextRenderXML(t *testing.T) {
 	assert.Equal(t, "application/xml; charset=utf-8", w.Header().Get("Content-Type"))
 }
 
+func TestContextRenderMsgPack(t *testing.T) {
+	w := httptest.NewRecorder()
+	c, _ := CreateTestContext(w)
+	data := H{"foo": "bar"}
+
+	c.MsgPack(http.StatusCreated, H{"foo": "bar"})
+	
+	h := new(codec.MsgpackHandle)
+	assert.NotNil(t, h)
+	buf := bytes.NewBuffer([]byte{})
+	assert.NotNil(t, buf)
+	err := codec.NewEncoder(buf, h).Encode(data)
+
+	assert.NoError(t, err)
+	assert.Equal(t, http.StatusCreated, w.Code)
+	assert.Equal(t, w.Body.String(), string(buf.Bytes()))
+	assert.Equal(t, "application/msgpack; charset=utf-8", w.Header().Get("Content-Type"))
+}
+
 // Tests that no XML is rendered if code is 204
 func TestContextRenderNoContentXML(t *testing.T) {
 	w := httptest.NewRecorder()

render/render.go

@@ -69,9 +69,6 @@ func (p *RenderPool) get(name int) RenderRecycler {
 		pool, _ = p.renderPools[EmptyRenderType]
 		render, _ = pool.Get().(RenderRecycler)
 	}
-	if render == nil {
-		render = &EmptyRender{}
-	}
 	return render
 }