content: /*
   * 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.cassandra.db.guardrails;
  
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Tests the guardrail for disabling user-provided timestamps, {@link Guardrails#userTimestampsEnabled}.
   */
  public class GuardrailUserTimestampsTest extends GuardrailTester
  {
      public GuardrailUserTimestampsTest()
      {
          super(Guardrails.userTimestampsEnabled);
      }
  
      @Before
      public void setupTest()
      {
          createTable("CREATE TABLE IF NOT EXISTS %s (k INT, c INT, v TEXT, PRIMARY KEY(k, c))");
      }
  
      private void setGuardrail(boolean userTimestampsEnabled)
      {
          guardrails().setUserTimestampsEnabled(userTimestampsEnabled);
      }
  
      @Test
      public void testInsertWithDisabledUserTimestamps() throws Throwable
      {
          setGuardrail(false);
          assertFails("INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') USING TIMESTAMP 1");
      }
  
      @Test
      public void testInsertWithEnabledUserTimestamps() throws Throwable
      {
          setGuardrail(true);
          assertValid("INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') USING TIMESTAMP 1");
      }
  
      @Test
      public void testUpdateWithDisabledUserTimestamps() throws Throwable
      {
          setGuardrail(false);
          assertFails("UPDATE %s USING TIMESTAMP 1 SET v = 'val2' WHERE k = 1 and c = 2");
      }
  
      @Test
      public void testUpdateWithEnabledUserTimestamps() throws Throwable
      {
          setGuardrail(true);
          assertValid("UPDATE %s USING TIMESTAMP 1 SET v = 'val2' WHERE k = 1 and c = 2");
      }
  
      @Test
      public void testDeleteWithDisabledUserTimestamps() throws Throwable
      {
          setGuardrail(false);
          assertFails("DELETE FROM %s USING TIMESTAMP 1 WHERE k=1");
      }
  
      @Test
      public void testDeleteWithEnabledUserTimestamps() throws Throwable
      {
          setGuardrail(true);
          assertValid("DELETE FROM %s USING TIMESTAMP 1 WHERE k=1");
      }
  
      @Test
      public void testBatchWithDisabledUserTimestamps() throws Throwable
      {
          setGuardrail(false);
          assertValid("BEGIN BATCH USING TIMESTAMP 1 " +
                      "INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') " +
                      "APPLY BATCH");
          assertFails("BEGIN BATCH " +
                      "INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') USING TIMESTAMP 1 " +
                      "APPLY BATCH");
      }
  
      @Test
      public void testBatchWithEnabledUserTimestamps() throws Throwable
      {
          setGuardrail(true);
          assertValid("BEGIN BATCH USING TIMESTAMP 1 " +
                      "INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') " +
                      "APPLY BATCH");
          assertValid("BEGIN BATCH " +
                      "INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') USING TIMESTAMP 1 " +
                      "APPLY BATCH");
      }
  
      @Test
      public void testExcludedUsers() throws Throwable
      {
          for (boolean userTimestampsEnabled : new boolean[]{ false, true })
          {
              setGuardrail(userTimestampsEnabled);
              testExcludedUsers(() -> "INSERT INTO %s (k, c, v) VALUES (1, 2, 'val') USING TIMESTAMP 1",
                                () -> "UPDATE %s USING TIMESTAMP 1 SET v = 'val2' WHERE k = 1 and c = 2",
                                () -> "DELETE FROM %s USING TIMESTAMP 1 WHERE k=1",
                                () -> "BEGIN BATCH USING TIMESTAMP 1 INSERT INTO %s (k, c, v) VALUES (1, 2, 'v'); APPLY BATCH",
                                () -> "BEGIN BATCH INSERT INTO %s (k, c, v) VALUES (1, 2, 'v') USING TIMESTAMP 1; APPLY BATCH");
          }
      }
  
      private void assertFails(String query) throws Throwable
      {
          assertFails(query, "User provided timestamps (USING TIMESTAMP) is not allowed");
      }
  }
  