diff --git a/src/test/java/com/alibaba/druid/sql/oracle/bvt/OracleLexerTest.java b/src/test/java/com/alibaba/druid/sql/oracle/bvt/OracleLexerTest.java
index 5d5cf04630..d6941f4ed2 100644
--- a/src/test/java/com/alibaba/druid/sql/oracle/bvt/OracleLexerTest.java
+++ b/src/test/java/com/alibaba/druid/sql/oracle/bvt/OracleLexerTest.java
@@ -8,27 +8,27 @@ import com.alibaba.druid.sql.parser.Token;
 public class OracleLexerTest extends TestCase {
 
     public void test_hint() throws Exception {
-String sql = "SELECT /*+FIRST_ROWS*/ * FROM T WHERE F1 = ? ORDER BY F2";
-OracleLexer lexer = new OracleLexer(sql);
-for (;;) {
-    lexer.nextToken();
-    Token tok = lexer.token();
+        String sql = "SELECT /*+FIRST_ROWS*/ * FROM T WHERE F1 = ? ORDER BY F2";
+        OracleLexer lexer = new OracleLexer(sql);
+        for (;;) {
+            lexer.nextToken();
+            Token tok = lexer.token();
 
-    switch (tok) {
-        case IDENTIFIER:
-            System.out.println(tok.name() + "\t\t" + lexer.stringVal());
-            break;
-        case HINT:
-            System.out.println(tok.name() + "\t\t\t" + lexer.stringVal());
-            break;
-        default:
-            System.out.println(tok.name() + "\t\t\t" + tok.name);
-            break;
-    }
+            switch (tok) {
+                case IDENTIFIER:
+                    System.out.println(tok.name() + "\t\t" + lexer.stringVal());
+                    break;
+                case HINT:
+                    System.out.println(tok.name() + "\t\t\t" + lexer.stringVal());
+                    break;
+                default:
+                    System.out.println(tok.name() + "\t\t\t" + tok.name);
+                    break;
+            }
 
-    if (tok == Token.EOF) {
-        break;
-    }
-}
+            if (tok == Token.EOF) {
+                break;
+            }
+        }
     }
 }