diff --git a/auth_test.go b/auth_test.go
index b22d9ced..2f1ae70e 100644
--- a/auth_test.go
+++ b/auth_test.go
@@ -53,15 +53,15 @@ func TestBasicAuthSearchCredential(t *testing.T) {
 	})
 
 	user, found := pairs.searchCredential(authorizationHeader("admin", "password"))
-	assert.Equal(t, user, "admin")
+	assert.Equal(t, "admin", user)
 	assert.True(t, found)
 
 	user, found = pairs.searchCredential(authorizationHeader("foo", "bar"))
-	assert.Equal(t, user, "foo")
+	assert.Equal(t, "foo", user)
 	assert.True(t, found)
 
 	user, found = pairs.searchCredential(authorizationHeader("bar", "foo"))
-	assert.Equal(t, user, "bar")
+	assert.Equal(t, "bar", user)
 	assert.True(t, found)
 
 	user, found = pairs.searchCredential(authorizationHeader("admins", "password"))
@@ -78,7 +78,7 @@ func TestBasicAuthSearchCredential(t *testing.T) {
 }
 
 func TestBasicAuthAuthorizationHeader(t *testing.T) {
-	assert.Equal(t, authorizationHeader("admin", "password"), "Basic YWRtaW46cGFzc3dvcmQ=")
+	assert.Equal(t, "Basic YWRtaW46cGFzc3dvcmQ=", authorizationHeader("admin", "password"))
 }
 
 func TestBasicAuthSecureCompare(t *testing.T) {
@@ -101,8 +101,8 @@ func TestBasicAuthSucceed(t *testing.T) {
 	req.Header.Set("Authorization", authorizationHeader("admin", "password"))
 	router.ServeHTTP(w, req)
 
-	assert.Equal(t, w.Code, 200)
-	assert.Equal(t, w.Body.String(), "admin")
+	assert.Equal(t, 200, w.Code)
+	assert.Equal(t, "admin", w.Body.String())
 }
 
 func TestBasicAuth401(t *testing.T) {
@@ -121,8 +121,8 @@ func TestBasicAuth401(t *testing.T) {
 	router.ServeHTTP(w, req)
 
 	assert.False(t, called)
-	assert.Equal(t, w.Code, 401)
-	assert.Equal(t, w.HeaderMap.Get("WWW-Authenticate"), "Basic realm=\"Authorization Required\"")
+	assert.Equal(t, 401, w.Code)
+	assert.Equal(t, "Basic realm=\"Authorization Required\"", w.HeaderMap.Get("WWW-Authenticate"))
 }
 
 func TestBasicAuth401WithCustomRealm(t *testing.T) {
@@ -141,6 +141,6 @@ func TestBasicAuth401WithCustomRealm(t *testing.T) {
 	router.ServeHTTP(w, req)
 
 	assert.False(t, called)
-	assert.Equal(t, w.Code, 401)
-	assert.Equal(t, w.HeaderMap.Get("WWW-Authenticate"), "Basic realm=\"My Custom \\\"Realm\\\"\"")
+	assert.Equal(t, 401, w.Code)
+	assert.Equal(t, "Basic realm=\"My Custom \\\"Realm\\\"\"", w.HeaderMap.Get("WWW-Authenticate"))
 }
diff --git a/debug_test.go b/debug_test.go
index 2b010858..366d4613 100644
--- a/debug_test.go
+++ b/debug_test.go
@@ -42,7 +42,7 @@ func TestDebugPrint(t *testing.T) {
 
 	SetMode(DebugMode)
 	debugPrint("these are %d %s\n", 2, "error messages")
-	assert.Equal(t, w.String(), "[GIN-debug] these are 2 error messages\n")
+	assert.Equal(t, "[GIN-debug] these are 2 error messages\n", w.String())
 }
 
 func TestDebugPrintError(t *testing.T) {
@@ -55,7 +55,7 @@ func TestDebugPrintError(t *testing.T) {
 	assert.Empty(t, w.String())
 
 	debugPrintError(errors.New("this is an error"))
-	assert.Equal(t, w.String(), "[GIN-debug] [ERROR] this is an error\n")
+	assert.Equal(t, "[GIN-debug] [ERROR] this is an error\n", w.String())
 }
 
 func TestDebugPrintRoutes(t *testing.T) {
@@ -83,7 +83,7 @@ func TestDebugPrintWARNINGSetHTMLTemplate(t *testing.T) {
 	defer teardown()
 
 	debugPrintWARNINGSetHTMLTemplate()
-	assert.Equal(t, w.String(), "[GIN-debug] [WARNING] Since SetHTMLTemplate() is NOT thread-safe. It should only be called\nat initialization. ie. before any route is registered or the router is listening in a socket:\n\n\trouter := gin.Default()\n\trouter.SetHTMLTemplate(template) // << good place\n\n")
+	assert.Equal(t, "[GIN-debug] [WARNING] Since SetHTMLTemplate() is NOT thread-safe. It should only be called\nat initialization. ie. before any route is registered or the router is listening in a socket:\n\n\trouter := gin.Default()\n\trouter.SetHTMLTemplate(template) // << good place\n\n", w.String())
 }
 
 func setup(w io.Writer) {
diff --git a/errors_test.go b/errors_test.go
index 5e596aff..a666d7c1 100644
--- a/errors_test.go
+++ b/errors_test.go
@@ -60,7 +60,7 @@ func TestError(t *testing.T) {
 		data   string
 	}
 	err.SetMeta(customError{status: "200", data: "other data"})
-	assert.Equal(t, err.JSON(), customError{status: "200", data: "other data"})
+	assert.Equal(t, customError{status: "200", data: "other data"}, err.JSON())
 }
 
 func TestErrorSlice(t *testing.T) {
@@ -71,33 +71,33 @@ func TestErrorSlice(t *testing.T) {
 	}
 
 	assert.Equal(t, errs, errs.ByType(ErrorTypeAny))
-	assert.Equal(t, errs.Last().Error(), "third")
-	assert.Equal(t, errs.Errors(), []string{"first", "second", "third"})
-	assert.Equal(t, errs.ByType(ErrorTypePublic).Errors(), []string{"third"})
-	assert.Equal(t, errs.ByType(ErrorTypePrivate).Errors(), []string{"first", "second"})
-	assert.Equal(t, errs.ByType(ErrorTypePublic|ErrorTypePrivate).Errors(), []string{"first", "second", "third"})
+	assert.Equal(t, "third", errs.Last().Error())
+	assert.Equal(t, []string{"first", "second", "third"}, errs.Errors())
+	assert.Equal(t, []string{"third"}, errs.ByType(ErrorTypePublic).Errors())
+	assert.Equal(t, []string{"first", "second"}, errs.ByType(ErrorTypePrivate).Errors())
+	assert.Equal(t, []string{"first", "second", "third"}, errs.ByType(ErrorTypePublic|ErrorTypePrivate).Errors())
 	assert.Empty(t, errs.ByType(ErrorTypeBind))
 	assert.Empty(t, errs.ByType(ErrorTypeBind).String())
 
-	assert.Equal(t, errs.String(), `Error #01: first
+	assert.Equal(t, `Error #01: first
 Error #02: second
      Meta: some data
 Error #03: third
      Meta: map[status:400]
-`)
-	assert.Equal(t, errs.JSON(), []interface{}{
+`, errs.String())
+	assert.Equal(t, []interface{}{
 		H{"error": "first"},
 		H{"error": "second", "meta": "some data"},
 		H{"error": "third", "status": "400"},
-	})
+	}, errs.JSON())
 	jsonBytes, _ := json.Marshal(errs)
 	assert.Equal(t, "[{\"error\":\"first\"},{\"error\":\"second\",\"meta\":\"some data\"},{\"error\":\"third\",\"status\":\"400\"}]", string(jsonBytes))
 	errs = errorMsgs{
 		{Err: errors.New("first"), Type: ErrorTypePrivate},
 	}
-	assert.Equal(t, errs.JSON(), H{"error": "first"})
+	assert.Equal(t, H{"error": "first"}, errs.JSON())
 	jsonBytes, _ = json.Marshal(errs)
-	assert.Equal(t, string(jsonBytes), "{\"error\":\"first\"}")
+	assert.Equal(t, "{\"error\":\"first\"}", string(jsonBytes))
 
 	errs = errorMsgs{}
 	assert.Nil(t, errs.Last())
diff --git a/gin.go b/gin.go
index 0372931d..8347ce22 100644
--- a/gin.go
+++ b/gin.go
@@ -121,7 +121,7 @@ func New() *Engine {
 		UseRawPath:             false,
 		UnescapePathValues:     true,
 		trees:                  make(methodTrees, 0, 9),
-		delims:                 render.Delims{"{{", "}}"},
+		delims:                 render.Delims{Left: "{{", Right: "}}"},
 		secureJsonPrefix:       "while(1);",
 	}
 	engine.RouterGroup.engine = engine
@@ -143,7 +143,7 @@ func (engine *Engine) allocateContext() *Context {
 }
 
 func (engine *Engine) Delims(left, right string) *Engine {
-	engine.delims = render.Delims{left, right}
+	engine.delims = render.Delims{Left: left, Right: right}
 	return engine
 }
 
diff --git a/middleware_test.go b/middleware_test.go
index 5572e790..aa6a37a8 100644
--- a/middleware_test.go
+++ b/middleware_test.go
@@ -37,8 +37,8 @@ func TestMiddlewareGeneralCase(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 200)
-	assert.Equal(t, signature, "ACDB")
+	assert.Equal(t, 200, w.Code)
+	assert.Equal(t, "ACDB", signature)
 }
 
 func TestMiddlewareNoRoute(t *testing.T) {
@@ -73,8 +73,8 @@ func TestMiddlewareNoRoute(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 404)
-	assert.Equal(t, signature, "ACEGHFDB")
+	assert.Equal(t, 404, w.Code)
+	assert.Equal(t, "ACEGHFDB", signature)
 }
 
 func TestMiddlewareNoMethodEnabled(t *testing.T) {
@@ -110,8 +110,8 @@ func TestMiddlewareNoMethodEnabled(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 405)
-	assert.Equal(t, signature, "ACEGHFDB")
+	assert.Equal(t, 405, w.Code)
+	assert.Equal(t, "ACEGHFDB", signature)
 }
 
 func TestMiddlewareNoMethodDisabled(t *testing.T) {
@@ -147,8 +147,8 @@ func TestMiddlewareNoMethodDisabled(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 404)
-	assert.Equal(t, signature, "AC X DB")
+	assert.Equal(t, 404, w.Code)
+	assert.Equal(t, "AC X DB", signature)
 }
 
 func TestMiddlewareAbort(t *testing.T) {
@@ -173,8 +173,8 @@ func TestMiddlewareAbort(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 401)
-	assert.Equal(t, signature, "ACD")
+	assert.Equal(t, 401, w.Code)
+	assert.Equal(t, "ACD", signature)
 }
 
 func TestMiddlewareAbortHandlersChainAndNext(t *testing.T) {
@@ -195,8 +195,8 @@ func TestMiddlewareAbortHandlersChainAndNext(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 410)
-	assert.Equal(t, signature, "ACB")
+	assert.Equal(t, 410, w.Code)
+	assert.Equal(t, "ACB", signature)
 }
 
 // TestFailHandlersChain - ensure that Fail interrupt used middleware in fifo order as
@@ -218,8 +218,8 @@ func TestMiddlewareFailHandlersChain(t *testing.T) {
 	w := performRequest(router, "GET", "/")
 
 	// TEST
-	assert.Equal(t, w.Code, 500)
-	assert.Equal(t, signature, "A")
+	assert.Equal(t, 500, w.Code)
+	assert.Equal(t, "A", signature)
 }
 
 func TestMiddlewareWrite(t *testing.T) {
diff --git a/response_writer_test.go b/response_writer_test.go
index 7306d192..cec27338 100644
--- a/response_writer_test.go
+++ b/response_writer_test.go
@@ -34,11 +34,11 @@ func TestResponseWriterReset(t *testing.T) {
 	var w ResponseWriter = writer
 
 	writer.reset(testWritter)
-	assert.Equal(t, writer.size, -1)
-	assert.Equal(t, writer.status, 200)
-	assert.Equal(t, writer.ResponseWriter, testWritter)
-	assert.Equal(t, w.Size(), -1)
-	assert.Equal(t, w.Status(), 200)
+	assert.Equal(t, -1, writer.size)
+	assert.Equal(t, 200, writer.status)
+	assert.Equal(t, testWritter, writer.ResponseWriter)
+	assert.Equal(t, -1, w.Size())
+	assert.Equal(t, 200, w.Status())
 	assert.False(t, w.Written())
 }
 
@@ -50,11 +50,11 @@ func TestResponseWriterWriteHeader(t *testing.T) {
 
 	w.WriteHeader(300)
 	assert.False(t, w.Written())
-	assert.Equal(t, w.Status(), 300)
+	assert.Equal(t, 300, w.Status())
 	assert.NotEqual(t, testWritter.Code, 300)
 
 	w.WriteHeader(-1)
-	assert.Equal(t, w.Status(), 300)
+	assert.Equal(t, 300, w.Status())
 }
 
 func TestResponseWriterWriteHeadersNow(t *testing.T) {
@@ -67,12 +67,12 @@ func TestResponseWriterWriteHeadersNow(t *testing.T) {
 	w.WriteHeaderNow()
 
 	assert.True(t, w.Written())
-	assert.Equal(t, w.Size(), 0)
-	assert.Equal(t, testWritter.Code, 300)
+	assert.Equal(t, 0, w.Size())
+	assert.Equal(t, 300, testWritter.Code)
 
 	writer.size = 10
 	w.WriteHeaderNow()
-	assert.Equal(t, w.Size(), 10)
+	assert.Equal(t, 10, w.Size())
 }
 
 func TestResponseWriterWrite(t *testing.T) {
@@ -82,17 +82,17 @@ func TestResponseWriterWrite(t *testing.T) {
 	w := ResponseWriter(writer)
 
 	n, err := w.Write([]byte("hola"))
-	assert.Equal(t, n, 4)
-	assert.Equal(t, w.Size(), 4)
-	assert.Equal(t, w.Status(), 200)
-	assert.Equal(t, testWritter.Code, 200)
-	assert.Equal(t, testWritter.Body.String(), "hola")
+	assert.Equal(t, 4, n)
+	assert.Equal(t, 4, w.Size())
+	assert.Equal(t, 200, w.Status())
+	assert.Equal(t, 200, testWritter.Code)
+	assert.Equal(t, "hola", testWritter.Body.String())
 	assert.NoError(t, err)
 
 	n, err = w.Write([]byte(" adios"))
-	assert.Equal(t, n, 6)
-	assert.Equal(t, w.Size(), 10)
-	assert.Equal(t, testWritter.Body.String(), "hola adios")
+	assert.Equal(t, 6, n)
+	assert.Equal(t, 10, w.Size())
+	assert.Equal(t, "hola adios", testWritter.Body.String())
 	assert.NoError(t, err)
 }