From 5404cdd4d0f3e038738b05104c28f40cb792cd9a Mon Sep 17 00:00:00 2001
From: xiaowei <wewoor@gmail.com>
Date: Wed, 8 Sep 2021 20:23:58 +0800
Subject: [PATCH] test: unit test for the custom variables

---
 test/parser/spark/syntax.test.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/parser/spark/syntax.test.ts b/test/parser/spark/syntax.test.ts
index a6c1375..d194e59 100644
--- a/test/parser/spark/syntax.test.ts
+++ b/test/parser/spark/syntax.test.ts
@@ -312,4 +312,13 @@ SELECT * FROM t2;`,
         ];
         validateTest(sqls);
     });
+
+    test('Customizing variables with the ${} symbol', () => {
+        const sqls = [
+            `select * from \${tb};`,
+            `select a as \${b_} from tb_test;`,
+            'select a as ${bb} from ${tt}',
+        ];
+        validateTest(sqls);
+    });
 });