1 files changed, 35 insertions, 0 deletions
diff --git a/internal/conf/static_test.go b/internal/conf/static_test.go
new file mode 100644
index 00000000..e9b9cb02
--- /dev/null
+++ b/internal/conf/static_test.go
@@ -0,0 +1,35 @@
+// Copyright 2020 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package conf
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_i18n_DateLang(t *testing.T) {
+	c := &i18nConf{
+		dateLangs: map[string]string{
+			"en-US": "en",
+			"zh-CN": "zh",
+		},
+	}
+
+	tests := []struct {
+		lang string
+		want string
+	}{
+		{lang: "en-US", want: "en"},
+		{lang: "zh-CN", want: "zh"},
+
+		{lang: "jp-JP", want: "en"},
+	}
+	for _, test := range tests {
+		t.Run("", func(t *testing.T) {
+			assert.Equal(t, test.want, c.DateLang(test.lang))
+		})
+	}
+}