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.resources;
  
  import static org.easymock.EasyMock.createNiceMock;
  
  import java.io.File;
  import java.io.IOException;
  import java.lang.reflect.Constructor;
  import java.nio.charset.Charset;
  import java.util.Properties;
  
  import org.apache.ambari.server.configuration.Configuration;
  import org.apache.ambari.server.state.stack.OsFamily;
  import org.apache.commons.io.FileUtils;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  import com.google.inject.AbstractModule;
  import com.google.inject.Guice;
  import com.google.inject.Inject;
  import com.google.inject.Injector;
  
  import junit.framework.TestCase;
  
  public class TestResources extends TestCase {
  
    private static ResourceManager resMan;
    private static final String RESOURCE_FILE_NAME = "resources.ext";
    private static final String RESOURCE_FILE_CONTENT = "CONTENT";
    Injector injector;
    private TemporaryFolder tempFolder = new TemporaryFolder();
    private File resourceFile;
  
    protected Properties buildTestProperties() {
  
      Properties properties = new Properties();
      try {
        tempFolder.create();
  
        properties.setProperty(Configuration.SRVR_KSTR_DIR.getKey(),
                tempFolder.getRoot().getAbsolutePath());
        properties.setProperty(Configuration.RESOURCES_DIR.getKey(),
                tempFolder.getRoot().getAbsolutePath());
  
        resourceFile = tempFolder.newFile(RESOURCE_FILE_NAME);
        FileUtils.writeStringToFile(resourceFile, RESOURCE_FILE_CONTENT, Charset.defaultCharset());
      } catch (IOException e) {
        e.printStackTrace();
      }
      return properties;
    }
  
    protected Constructor<Configuration> getConfigurationConstructor() {
      try {
  	  return Configuration.class.getConstructor(Properties.class);
      } catch (NoSuchMethodException e) {
  	  throw new RuntimeException("Expected constructor not found in Configuration.java", e);
  	}
    }
  
    private class ResourceModule extends AbstractModule {
    @Override
      protected void configure() {
        bind(Properties.class).toInstance(buildTestProperties());
        bind(Configuration.class).toConstructor(getConfigurationConstructor());
        bind(OsFamily.class).toInstance(createNiceMock(OsFamily.class));
  	  requestStaticInjection(TestResources.class);
  	}
    }
  
    @Inject
    static void init(ResourceManager instance) {
      resMan = instance;
    }
  
    @Override
    @Before
    public void setUp() throws IOException {
      injector = Guice.createInjector(new ResourceModule());
      resMan = injector.getInstance(ResourceManager.class);
    }
  
    @Override
    @After
    public void tearDown() throws IOException {
      resourceFile.delete();
  	tempFolder.delete();
    }
  
    @Test
    public void testGetResource() throws Exception {
      File resFile = resMan.getResource(resourceFile.getName());
      assertTrue(resFile.exists());
      String resContent = FileUtils.readFileToString(resFile, Charset.defaultCharset());
      assertEquals(resContent, RESOURCE_FILE_CONTENT);
    }
  
  }
  