mysql parser support create user

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

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+package com.alibaba.druid.bvt.sql.mysql;
+
+import java.util.List;
+
+import junit.framework.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+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;
+
+public class CommitTest extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "COMMIT;";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement statemen = statementList.get(0);
+        System.out.println(output(statementList));
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        statemen.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getFields());
+
+        Assert.assertTrue(visitor.getTables().size() == 0);
+    }
+
+   
+}

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

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+package com.alibaba.druid.bvt.sql.mysql;
+
+import java.util.List;
+
+import junit.framework.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+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;
+
+public class CreateUserTest extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "CREATE USER 'jeffrey'@'localhost' IDENTIFIED BY 'mypass';";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement statemen = statementList.get(0);
+        System.out.println(output(statementList));
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        statemen.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getFields());
+
+        Assert.assertTrue(visitor.getTables().size() == 0);
+    }
+
+   
+}

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

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+package com.alibaba.druid.bvt.sql.mysql;
+
+import java.util.List;
+
+import junit.framework.Assert;
+
+import com.alibaba.druid.sql.MysqlTest;
+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;
+
+public class DropTableTest extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "DROP TABLE films, distributors;";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        List<SQLStatement> statementList = parser.parseStatementList();
+        SQLStatement statemen = statementList.get(0);
+        System.out.println(output(statementList));
+
+        Assert.assertEquals(1, statementList.size());
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        statemen.accept(visitor);
+
+        System.out.println("Tables : " + visitor.getTables());
+        System.out.println("fields : " + visitor.getFields());
+
+        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("films")));
+        Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("distributors")));
+        
+        Assert.assertTrue(visitor.getTables().get(new TableStat.Name("films")).getDropCount() == 1);
+        Assert.assertTrue(visitor.getTables().get(new TableStat.Name("distributors")).getDropCount() == 1);
+
+        Assert.assertTrue(visitor.getFields().size() == 0);
+    }
+
+   
+}

src/test/java/com/alibaba/druid/sql/MysqlTest.java

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+package com.alibaba.druid.sql;
+
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
+import com.alibaba.druid.sql.dialect.postgresql.visitor.PGOutputVisitor;
+
+public class MysqlTest extends TestCase {
+	protected String output(List<SQLStatement> stmtList) {
+		StringBuilder out = new StringBuilder();
+		MySqlOutputVisitor visitor = new MySqlOutputVisitor(out);
+
+		for (SQLStatement stmt : stmtList) {
+			stmt.accept(visitor);
+		}
+
+		return out.toString();
+	}
+}