/*
    * Copyright 2012-2013 smartics, Kronseder & Reiner GmbH
    *
    * 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 de.smartics.properties.tutorial.resolve;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.is;
  
  import org.junit.Before;
  import org.junit.Test;
  
  import de.smartics.projectdoc.annotations.DocCategory;
  import de.smartics.projectdoc.annotations.Document;
  import de.smartics.projectdoc.annotations.topic.DocChapter;
  import de.smartics.properties.api.config.domain.ConfigurationProperties;
  import de.smartics.properties.api.core.domain.PropertyValueResolveException;
  import de.smartics.properties.impl.config.classpath.ClasspathConfigurationProperties;
  import de.smartics.properties.impl.config.classpath.ClasspathConfigurationPropertiesFactory;
  
  /**
   * This tutorial provides information about resolving .
   */
  @Document(title = "Resolve Properties", sortKey = "basics0200")
  @DocCategory({ "basics" })
  // @DocTopic(path="basics", step="200")
  public class PropertyResolveTutorial
  {
    private ConfigurationProperties config; // NOPMD
  
    private ResolveProperties properties;
  
    @Before
    public void setUp()
    {
      config = createConfiguration();
      properties = config.getProperties(ResolveProperties.class);
    }
  
    private static ConfigurationProperties createConfiguration()
    {
      final ClasspathConfigurationPropertiesFactory factory =
          new ClasspathConfigurationPropertiesFactory();
      final ClasspathConfigurationProperties config = factory.create();
      config.addClassPathProperties(ResolveProperties.class);
      return config;
    }
  
    @DocChapter
    @Test
    public void transitiveReferences()
    {
      final String property = properties.property();
  
      assertThat(property, is("referenced transitive"));
    }
  
    @DocChapter
    @Test(expected=PropertyValueResolveException.class)
    public void illegalBackReference()
    {
      properties.backProperty();
    }
  
    @DocChapter
    @Test(expected=PropertyValueResolveException.class)
    public void referenceToAPropertyWithANullValue()
    {
      properties.nullProperty();
    }
  
    @DocChapter
    @Test(expected=PropertyValueResolveException.class)
    public void illegalUnknownReference()
    {
      properties.illegalUnknownReference();
    }
  }