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.ambari.server.scheduler;
  
  import static org.mockito.Mockito.atLeastOnce;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  import java.util.Properties;
  
  import org.apache.ambari.server.configuration.Configuration;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.junit.MockitoJUnitRunner;
  import org.quartz.Scheduler;
  
  import junit.framework.Assert;
  
  
  @RunWith(MockitoJUnitRunner.class)
  public class ExecutionSchedulerTest {
  
    private Configuration configuration;
  
    @Mock
    private Scheduler scheduler;
  
    @Before
    public void setup() throws Exception {
      Properties properties = new Properties();
      properties.setProperty(Configuration.EXECUTION_SCHEDULER_THREADS.getKey(), "2");
      properties.setProperty(Configuration.EXECUTION_SCHEDULER_CLUSTERED.getKey(), "false");
      properties.setProperty(Configuration.EXECUTION_SCHEDULER_CONNECTIONS.getKey(), "2");
      properties.setProperty(Configuration.SERVER_JDBC_DRIVER.getKey(), "db.driver");
      properties.setProperty(Configuration.SERVER_JDBC_URL.getKey(), "jdbc:postgresql://localhost/");
      properties.setProperty(Configuration.SERVER_JDBC_USER_NAME.getKey(), "user");
      properties.setProperty(Configuration.SERVER_DB_NAME.getKey(), "derby");
  
      configuration = new Configuration(properties);
    }
  
    private class TestExecutionScheduler extends ExecutionSchedulerImpl {
      public TestExecutionScheduler(Configuration config) throws Exception {
        super(config);
        this.scheduler = ExecutionSchedulerTest.this.scheduler;
        this.isInitialized = true;
      }
  
      @Override
      protected synchronized void initializeScheduler() {
        // Do nothing - we've already initialized in constructor
      }
    }
  
    @Test
    public void testSchedulerInitialize() throws Exception {
      ExecutionSchedulerImpl executionScheduler = new ExecutionSchedulerImpl(configuration);
  
      Properties actualProperties = executionScheduler.getQuartzSchedulerProperties();
  
      Assert.assertEquals("2", actualProperties.getProperty("org.quartz.threadPool.threadCount"));
      Assert.assertEquals("2", actualProperties.getProperty("org.quartz.dataSource.myDS.maxConnections"));
      Assert.assertEquals("false", actualProperties.getProperty("org.quartz.jobStore.isClustered"));
      Assert.assertEquals("org.quartz.impl.jdbcjobstore.PostgreSQLDelegate",
              actualProperties.getProperty("org.quartz.jobStore.driverDelegateClass"));
      Assert.assertEquals("select 0",
              actualProperties.getProperty("org.quartz.dataSource.myDS.validationQuery"));
      Assert.assertEquals(ExecutionSchedulerImpl.DEFAULT_SCHEDULER_NAME,
              actualProperties.getProperty("org.quartz.scheduler.instanceName"));
      Assert.assertEquals("org.quartz.simpl.SimpleThreadPool",
              actualProperties.getProperty("org.quartz.threadPool.class"));
    }
  
    @Test
    public void testSchedulerStartStop() throws Exception {
      ExecutionSchedulerImpl executionScheduler = new TestExecutionScheduler(configuration);
  
      executionScheduler.startScheduler(180);
      executionScheduler.stopScheduler();
  
      verify(scheduler).startDelayed(180);
      verify(scheduler).shutdown();
  
      Assert.assertTrue(executionScheduler.isInitialized());
    }
  
    @Test
    public void testGetQuartzDbDelegateClassAndValidationQuery() throws Exception {
      Properties testProperties = new Properties();
      testProperties.setProperty(Configuration.SERVER_JDBC_URL.getKey(),
              "jdbc:postgresql://host:port/dbname");
      testProperties.setProperty(Configuration.SERVER_DB_NAME.getKey(), "ambari");
      Configuration configuration1 = new Configuration(testProperties);
      ExecutionSchedulerImpl executionScheduler = new ExecutionSchedulerImpl(configuration1);
  
      String[] subProps = executionScheduler.getQuartzDbDelegateClassAndValidationQuery();
  
      Assert.assertEquals("org.quartz.impl.jdbcjobstore.PostgreSQLDelegate", subProps[0]);
      Assert.assertEquals("select 0", subProps[1]);
  
      testProperties.setProperty(Configuration.SERVER_JDBC_URL.getKey(),
              "jdbc:mysql://host:port/dbname");
      configuration1 = new Configuration(testProperties);
      executionScheduler = new ExecutionSchedulerImpl(configuration1);
  
      subProps = executionScheduler.getQuartzDbDelegateClassAndValidationQuery();
  
      Assert.assertEquals("org.quartz.impl.jdbcjobstore.StdJDBCDelegate", subProps[0]);
      Assert.assertEquals("select 0", subProps[1]);
  
      testProperties.setProperty(Configuration.SERVER_JDBC_URL.getKey(),
              "jdbc:oracle:thin://host:port/dbname");
      configuration1 = new Configuration(testProperties);
      executionScheduler = new ExecutionSchedulerImpl(configuration1);
  
      subProps = executionScheduler.getQuartzDbDelegateClassAndValidationQuery();
  
      Assert.assertEquals("org.quartz.impl.jdbcjobstore.oracle.OracleDelegate", subProps[0]);
      Assert.assertEquals("select 0 from dual", subProps[1]);
    }
  
    @Test
    public void testSchedulerStartDelay() throws Exception {
  
      // 设置模拟行为
      when(scheduler.isStarted()).thenReturn(false);
  
      // 创建测试实例
      TestExecutionScheduler executionScheduler = new TestExecutionScheduler(configuration);
  
      // 调用测试方法
      executionScheduler.startScheduler(180);
      executionScheduler.startScheduler(null);
  
      // 验证调用
      verify(scheduler).startDelayed(180);
      verify(scheduler).start();
      verify(scheduler, atLeastOnce()).isStarted();
  
      Assert.assertTrue(executionScheduler.isInitialized());
    }
  }
  