/*
 * Copyright (C) 2010 Google Inc
 *
 * 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.google.appengine.datanucleus.jdo;

import com.google.appengine.api.datastore.DatastoreServiceConfig;
import com.google.appengine.api.datastore.ReadPolicy;
import com.google.appengine.datanucleus.DatastoreManager;
import com.google.appengine.datanucleus.Utils;

import java.util.Map;

import javax.jdo.JDOFatalUserException;
import javax.jdo.JDOHelper;

/**
 * @author Max Ross <max.ross@gmail.com>
 */
public class JDODatastoreServiceConfigTest extends JDOTestCase {

  public void testDefaultStorageVersion() {
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    DatastoreServiceConfig defaultConfig = DatastoreServiceConfig.Builder.withDefaults();
    assertEquals(defaultConfig.getDeadline(), config.getDeadline());
    assertEquals(defaultConfig.getReadPolicy(), config.getReadPolicy());
  }

  public void testNonDefaultValuesWithStandardPropertyNames() {
    pm.close();
    pmf.close();
    Map<String, String> props = Utils.newHashMap();
    props.put("javax.jdo.option.DatastoreReadTimeoutMillis", "334");
    props.put("javax.jdo.option.DatastoreWriteTimeoutMillis", "335");
    props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, ReadPolicy.Consistency.EVENTUAL.name());
    pmf = JDOHelper.getPersistenceManagerFactory(props, getPersistenceManagerFactoryName().name());
    pm = pmf.getPersistenceManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(.334d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
    assertEquals(.335d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
  }

  public void testNonDefaultValuesWithDataNucPropertyNames() {
    pm.close();
    pmf.close();
    Map<String, String> props = Utils.newHashMap();
    props.put("datanucleus.datastoreReadTimeout", "334");
    props.put("datanucleus.datastoreWriteTimeout", "335");
    props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, ReadPolicy.Consistency.EVENTUAL.name());
    pmf = JDOHelper.getPersistenceManagerFactory(props, getPersistenceManagerFactoryName().name());
    pm = pmf.getPersistenceManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(.334d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
    assertEquals(.335d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
  }

  public void testNonDefaultValuesInConfigFile() {
    pm.close();
    pmf.close();

    pmf = JDOHelper.getPersistenceManagerFactory("datastoreserviceconfigprops");
    pm = pmf.getPersistenceManager();
    DatastoreManager storeMgr = (DatastoreManager) getExecutionContext().getStoreManager();
    DatastoreServiceConfig config = storeMgr.getDefaultDatastoreServiceConfigForReads();
    assertEquals(5.0d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    config = storeMgr.getDefaultDatastoreServiceConfigForWrites();
    assertEquals(10.0d, config.getDeadline());
    assertEquals(new ReadPolicy(ReadPolicy.Consistency.EVENTUAL), config.getReadPolicy());
    pm.close();
    pmf.close();
  }

  public void testUnknownReadPolicy() {
    pm.close();
    pmf.close();
    Map<String, String> props = Utils.newHashMap();
    props.put(DatastoreManager.DATASTORE_READ_CONSISTENCY_PROPERTY, "dne");
    try {
      pmf = JDOHelper.getPersistenceManagerFactory(props, getPersistenceManagerFactoryName().name());
    } catch (JDOFatalUserException e) {
      // good
      assertTrue(e.getCause().getMessage().startsWith("Illegal value for"));
    }
  }
}