improved SchemaStatVisitor.

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlReplaceTest.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright 1999-2101 Alibaba Group Holding Ltd.
+ *
+ * Licensed 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 com.alibaba.druid.bvt.sql.mysql;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat;
+import com.alibaba.druid.stat.TableStat.Column;
+import org.junit.Assert;
+
+import java.util.List;
+
+public class MySqlReplaceTest extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "replace into t1 (id,name) values('1','aa'),('2','bb')";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement stmt = statementList.get(0);
+        assertEquals("REPLACE INTO t1 (id, name)\n" +
+                "VALUES ('1', 'aa'), ('2', 'bb')", SQLUtils.toMySqlString(stmt));
+        assertEquals("replace into t1 (id, name)\n" +
+                "values ('1', 'aa'), ('2', 'bb')", SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
+
+        assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+//        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+        assertEquals(1, visitor.getTables().size());
+        assertEquals(2, visitor.getColumns().size());
+        assertEquals(0, visitor.getConditions().size());
+
+        assertTrue(visitor.containsTable("t1"));
+        
+        assertTrue(visitor.containsColumn("t1", "id"));
+        assertTrue(visitor.containsColumn("t1", "name"));
+    }
+}