Fix test

Author: lunny

services/mailer/sender/main_test.go

@@ -0,0 +1,14 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package sender
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/unittest"
+)
+
+func TestMain(m *testing.M) {
+	unittest.MainTest(m)
+}

services/mailer/sender/message_test.go

@@ -54,11 +54,17 @@ func TestToMessage(t *testing.T) {
 		Body:            "Some Issue got closed by Y-Man",
 	}
 
+	assertHeaders := func(t *testing.T, expected, header map[string]string) {
+		for k, v := range expected {
+			assert.Equal(t, v, header[k])
+		}
+	}
+
 	buf := &strings.Builder{}
 	_, err := m1.ToMessage().WriteTo(buf)
 	assert.NoError(t, err)
 	header, _ := extractMailHeaderAndContent(t, buf.String())
-	assert.EqualValues(t, map[string]string{
+	assertHeaders(t, map[string]string{
 		"Content-Type":             "multipart/alternative;",
 		"Date":                     "Mon, 01 Jan 0001 00:00:00 +0000",
 		"From":                     "\"Test Gitea\" <[email protected]>",
@@ -78,7 +84,7 @@ func TestToMessage(t *testing.T) {
 	_, err = m1.ToMessage().WriteTo(buf)
 	assert.NoError(t, err)
 	header, _ = extractMailHeaderAndContent(t, buf.String())
-	assert.EqualValues(t, map[string]string{
+	assertHeaders(t, map[string]string{
 		"Content-Type":             "multipart/alternative;",
 		"Date":                     "Mon, 01 Jan 0001 00:00:00 +0000",
 		"From":                     "\"Test Gitea\" <[email protected]>",