From 54573ba4e960d1eb1eb6d65e6ebfae1203c22245 Mon Sep 17 00:00:00 2001
From: riverchu <churiver@outlook.com>
Date: Wed, 14 Jul 2021 15:40:28 +0800
Subject: [PATCH] Add comma expression unit test

---
 clause/select_test.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/clause/select_test.go b/clause/select_test.go
index b7296434..9fce0783 100644
--- a/clause/select_test.go
+++ b/clause/select_test.go
@@ -31,6 +31,18 @@ func TestSelect(t *testing.T) {
 			}, clause.From{}},
 			"SELECT `name` FROM `users`", nil,
 		},
+		{
+			[]clause.Interface{clause.Select{
+				Expression: clause.CommaExpression{
+					Exprs: []clause.Expression{
+						clause.NamedExpr{"?", []interface{}{clause.Column{Name: "id"}}},
+						clause.NamedExpr{"?", []interface{}{clause.Column{Name: "name"}}},
+						clause.NamedExpr{"LENGTH(?)", []interface{}{clause.Column{Name: "mobile"}}},
+					},
+				},
+			}, clause.From{}},
+			"SELECT `id`, `name`, LENGTH(`mobile`) FROM `users`", nil,
+		},
 	}
 
 	for idx, result := range results {