[Improve][Connector-v2] Add UT for the regex of parseNamedStatement

seatunnel-connectors-v2/connector-jdbc/src/test/java/org/apache/seatunnel/connectors/seatunnel/jdbc/internal/executor/FieldNamedPreparedStatementTest.java

@@ -0,0 +1,96 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.executor;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class FieldNamedPreparedStatementTest {
+
+    private static final String[] SPECIAL_FILEDNAMES =
+            new String[] {
+                "USER@TOKEN",
+                "字段%名称",
+                "field_name",
+                "field.name",
+                "field-name",
+                "$fieldName",
+                "field&key",
+                "field*value",
+                "field#1",
+                "field~test",
+                "field!data",
+                "field?question",
+                "field^caret",
+                "field+add",
+                "field=value",
+                "fieldmax",
+                "field|pipe"
+            };
+
+    @Test
+    public void testParseNamedStatementWithSpecialCharacters() {
+        String sql =
+                "INSERT INTO `nhp_emr_ws`.`cm_prescriptiondetails_cs` (`USER@TOKEN`, `字段%名称`, `field_name`, `field.name`, `field-name`, `$fieldName`, `field&key`, `field*value`, `field#1`, `field~test`, `field!data`, `field?question`, `field^caret`, `field+add`, `field=value`, `fieldmax`, `field|pipe`) VALUES (:USER@TOKEN, :字段%名称, :field_name, :field.name, :field-name, :$fieldName, :field&key, :field*value, :field#1, :field~test, :field!data, :field?question, :field^caret, :field+add, :field=value, :fieldmax, :field|pipe) ON DUPLICATE KEY UPDATE `USER@TOKEN`=VALUES(`USER@TOKEN`), `字段%名称`=VALUES(`字段%名称`), `field_name`=VALUES(`field_name`), `field.name`=VALUES(`field.name`), `field-name`=VALUES(`field-name`), `$fieldName`=VALUES(`$fieldName`), `field&key`=VALUES(`field&key`), `field*value`=VALUES(`field*value`), `field#1`=VALUES(`field#1`), `field~test`=VALUES(`field~test`), `field!data`=VALUES(`field!data`), `field?question`=VALUES(`field?question`), `field^caret`=VALUES(`field^caret`), `field+add`=VALUES(`field+add`), `field=value`=VALUES(`field=value`), `fieldmax`=VALUES(`fieldmax`), `field|pipe`=VALUES(`field|pipe`)";
+
+        String exceptPreparedstatement =
+                "INSERT INTO `nhp_emr_ws`.`cm_prescriptiondetails_cs` (`USER@TOKEN`, `字段%名称`, `field_name`, `field.name`, `field-name`, `$fieldName`, `field&key`, `field*value`, `field#1`, `field~test`, `field!data`, `field?question`, `field^caret`, `field+add`, `field=value`, `fieldmax`, `field|pipe`) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) ON DUPLICATE KEY UPDATE `USER@TOKEN`=VALUES(`USER@TOKEN`), `字段%名称`=VALUES(`字段%名称`), `field_name`=VALUES(`field_name`), `field.name`=VALUES(`field.name`), `field-name`=VALUES(`field-name`), `$fieldName`=VALUES(`$fieldName`), `field&key`=VALUES(`field&key`), `field*value`=VALUES(`field*value`), `field#1`=VALUES(`field#1`), `field~test`=VALUES(`field~test`), `field!data`=VALUES(`field!data`), `field?question`=VALUES(`field?question`), `field^caret`=VALUES(`field^caret`), `field+add`=VALUES(`field+add`), `field=value`=VALUES(`field=value`), `fieldmax`=VALUES(`fieldmax`), `field|pipe`=VALUES(`field|pipe`)";
+
+        Map<String, List<Integer>> paramMap = new HashMap<>();
+        String actualSQL = FieldNamedPreparedStatement.parseNamedStatement(sql, paramMap);
+        assertEquals(exceptPreparedstatement, actualSQL);
+        for (int i = 0; i < SPECIAL_FILEDNAMES.length; i++) {
+            assertTrue(paramMap.containsKey(SPECIAL_FILEDNAMES[i]));
+            assertEquals(i + 1, paramMap.get(SPECIAL_FILEDNAMES[i]).get(0));
+        }
+    }
+
+    @Test
+    public void testParseNamedStatement() {
+        String sql = "UPDATE table SET col1 = :param1, col2 = :param1 WHERE col3 = :param2";
+        Map<String, List<Integer>> paramMap = new HashMap<>();
+        String expectedSQL = "UPDATE table SET col1 = ?, col2 = ? WHERE col3 = ?";
+
+        String actualSQL = FieldNamedPreparedStatement.parseNamedStatement(sql, paramMap);
+
+        assertEquals(expectedSQL, actualSQL);
+        assertTrue(paramMap.containsKey("param1"));
+        assertTrue(paramMap.containsKey("param2"));
+        assertEquals(1, paramMap.get("param1").get(0).intValue());
+        assertEquals(2, paramMap.get("param1").get(1).intValue());
+        assertEquals(3, paramMap.get("param2").get(0).intValue());
+    }
+
+    @Test
+    public void testParseNamedStatementWithNoNamedParameters() {
+        String sql = "SELECT * FROM table";
+        Map<String, List<Integer>> paramMap = new HashMap<>();
+        String expectedSQL = "SELECT * FROM table";
+
+        String actualSQL = FieldNamedPreparedStatement.parseNamedStatement(sql, paramMap);
+
+        assertEquals(expectedSQL, actualSQL);
+        assertTrue(paramMap.isEmpty());
+    }
+}