/**
 * Copyright (c) 2008, SnakeYAML
 *
 * 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 examples.collections;

import java.util.LinkedHashMap;
import java.util.Map;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Util;
import org.yaml.snakeyaml.Yaml;

/**
 * Test MapBean->Map<String, Developer> developers <br/>
 * Developer class must be properly recognised
 */
public class TypeSafeMapTest extends TestCase {

  public void testDumpMap() {
    MapBean bean = new MapBean();
    Map<String, Integer> data = new LinkedHashMap<String, Integer>();
    data.put("aaa", 1);
    data.put("bbb", 2);
    data.put("zzz", 3);
    bean.setData(data);
    Map<String, Developer2> developers = new LinkedHashMap<String, Developer2>();
    developers.put("team1", new Developer2("Fred", "creator"));
    developers.put("team2", new Developer2("John", "committer"));
    bean.setDevelopers(developers);
    Yaml yaml = new Yaml();
    String output = yaml.dumpAsMap(bean);
    // System.out.println(output);
    String etalon = Util.getLocalResource("examples/map-bean-10.yaml");
    assertEquals(etalon, output);
  }

  public void testDumpMap2() {
    MapBean bean = new MapBean();
    Map<String, Integer> data = new LinkedHashMap<String, Integer>();
    data.put("aaa", 1);
    data.put("bbb", 2);
    bean.setData(data);
    Map<String, Developer2> developers = new LinkedHashMap<String, Developer2>();
    developers.put("team1", new Developer2("Fred", "creator"));
    developers.put("team2", new Developer2("John", "committer"));
    developers.put("team3", new Developer222("Bill", "head"));
    bean.setDevelopers(developers);
    Yaml yaml = new Yaml();
    String output = yaml.dumpAsMap(bean);
    // System.out.println(output);
    String etalon = Util.getLocalResource("examples/map-bean-11.yaml");
    assertEquals(etalon, output);
  }

  public void testLoadMap() {
    String output = Util.getLocalResource("examples/map-bean-10.yaml");
    // System.out.println(output);
    Yaml beanLoader = new Yaml();
    MapBean parsed = beanLoader.loadAs(output, MapBean.class);
    assertNotNull(parsed);
    Map<String, Integer> data = parsed.getData();
    assertEquals(3, data.size());
    assertEquals(Integer.valueOf(1), data.get("aaa"));
    assertEquals(Integer.valueOf(2), data.get("bbb"));
    assertEquals(Integer.valueOf(3), data.get("zzz"));
    Map<String, Developer2> developers = parsed.getDevelopers();
    assertEquals(2, developers.size());
    assertEquals("Developer must be recognised.", Developer2.class,
        developers.get("team1").getClass());
    Developer2 fred = developers.get("team1");
    assertEquals("Fred", fred.getName());
    assertEquals("creator", fred.getRole());
  }

  public static class MapBean {

    private Map<String, Integer> data;
    private String name;
    private Map<String, Developer2> developers;

    public MapBean() {
      name = "Bean123";
    }

    public Map<String, Integer> getData() {
      return data;
    }

    public void setData(Map<String, Integer> data) {
      this.data = data;
    }

    public String getName() {
      return name;
    }

    public void setName(String name) {
      this.name = name;
    }

    public Map<String, Developer2> getDevelopers() {
      return developers;
    }

    public void setDevelopers(Map<String, Developer2> developers) {
      this.developers = developers;
    }
  }

  public static class Developer2 {

    private String name;
    private String role;

    public Developer2() {}

    public Developer2(String name, String role) {
      this.name = name;
      this.role = role;
    }

    public String getName() {
      return name;
    }

    public void setName(String name) {
      this.name = name;
    }

    public String getRole() {
      return role;
    }

    public void setRole(String role) {
      this.role = role;
    }
  }

  public static class Developer222 extends Developer2 {

    public Developer222() {
      super();
    }

    public Developer222(String name, String role) {
      super(name, role);
    }
  }

  /*
   * No generic collection
   */
  @SuppressWarnings({"unchecked", "rawtypes"})
  public void testLoadMapWithObject() {
    String output = Util.getLocalResource("examples/map-bean-10.yaml");
    // System.out.println(output);
    Yaml beanLoader = new Yaml();
    MapBeanNoGenerics parsed = beanLoader.loadAs(output, MapBeanNoGenerics.class);
    assertNotNull(parsed);
    Map<String, Integer> data = parsed.getData();
    assertEquals(3, data.size());
    assertEquals(Integer.valueOf(1), data.get("aaa"));
    assertEquals(Integer.valueOf(2), data.get("bbb"));
    assertEquals(Integer.valueOf(3), data.get("zzz"));
    Map developers = parsed.getDevelopers();
    assertNotNull(developers);
    assertEquals(2, developers.size());
    Object o1 = developers.get("team1");
    // because of erasure we get simply Map
    Map<String, String> developer = (Map<String, String>) o1;
    assertEquals("Fred", developer.get("name"));
    assertEquals("creator", developer.get("role"));
  }

  @SuppressWarnings("rawtypes")
  public static class MapBeanNoGenerics {

    private Map data;
    private String name;
    private Map developers;

    public MapBeanNoGenerics() {
      name = "Bean123";
    }

    public Map getData() {
      return data;
    }

    public void setData(Map data) {
      this.data = data;
    }

    public String getName() {
      return name;
    }

    public void setName(String name) {
      this.name = name;
    }

    public Map getDevelopers() {
      return developers;
    }

    public void setDevelopers(Map developers) {
      this.developers = developers;
    }
  }
}