content: /*
   *   Copyright 2009 Joubin Houshyar
   * 
   *   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 org.jredis.cluster;
  
  import org.jredis.ClientRuntimeException;
  //import org.jredis.JRedis;
  import org.jredis.ri.alphazero.support.Log;
  import org.testng.annotations.BeforeTest;
  import static org.testng.Assert.*;
  
  /**
   * Support for tests of interface <code>T</code> implementation providers.
   * 
   * @author  Joubin Houshyar (alphazero@sensesay.net)
   * @version alpha.0, Oct 10, 2009
   * @since   alpha.0
   * 
   */
  
  public abstract class ProviderTestBase <T> {
  	
  	// ========================================================================
  	// Test Properties
  	// ========================================================================
  	
  	/** the JRedis implementation being tested */
  	protected T provider = null;
  	protected Class<?> specClass = null;
  	// ------------------------------------------------------------------------
  	// JRedisFuture Provider initialize methods
  	// ------------------------------------------------------------------------
  	/**
  	 * Sets the {@link JRedis} implementation provider for the test suite
  	 */
  	@BeforeTest
  	public void initialize () {
  		try {
  			specClass = getSpecificationClass();
  			assertNotNull(specClass, "getSpecificationClass() returned null");
  			provider = newProviderInstance();
  			assertNotNull(provider, "newProviderInstance() returned null");
  			Log.log("\n\nTEST: " +
  					"\n\t-----------------------------------------------\n" +
  					"\tSpec Interface: %s\n" +
  					"\tProvider Class: %s" +
  					"\n\t-----------------------------------------------\n", 
  					specClass.getCanonicalName(),
  					provider.getClass().getCanonicalName());
          }
          catch (ClientRuntimeException e) {
          	Log.error(e.getLocalizedMessage());
          }
  	}
  	
  	/**
  	 * Extension point:  Tests for specific implementations of <code>T</code> 
  	 * implement this method to create the provider instance.
  	 * @return <code>T</code> implementation instance
  	 */
  	protected abstract T newProviderInstance () ;
  	/**
  	 * @return
  	 */
  	protected abstract Class<?> getSpecificationClass () ;
  	
  }
  