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   * 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,
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.cql3.statements;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  import org.apache.cassandra.auth.CIDRPermissions;
  import org.apache.cassandra.auth.DCPermissions;
  import org.apache.cassandra.cql3.CQLStatement;
  import org.apache.cassandra.cql3.QueryProcessor;
  
  public class CreateUserStatementTest
  {
      private static CreateRoleStatement parse(String query)
      {
          CQLStatement.Raw stmt = QueryProcessor.parseStatement(query);
          Assert.assertTrue(stmt instanceof CreateRoleStatement);
          return (CreateRoleStatement) stmt;
      }
  
      private static DCPermissions dcPerms(String query)
      {
          return parse(query).dcPermissions;
      }
  
      private static CIDRPermissions cidrPerms(String query)
      {
          return parse(query).cidrPermissions;
      }
  
      @Test
      public void allDcsImplicit()
      {
          Assert.assertFalse(dcPerms("CREATE USER u1").restrictsAccess());
      }
  
      @Test
      public void allCidrsImplicit() throws Exception
      {
          Assert.assertFalse(cidrPerms("CREATE USER u2").restrictsAccess());
      }
  }
  