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  package org.apache.cayenne.gen;
  
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  import java.nio.file.Paths;
  
  import static org.junit.Assert.assertNotNull;
  
  public class TemplateLocationTest {
  
      @Rule
      public TemporaryFolder tempFolder = new TemporaryFolder();
  
      private CgenConfiguration cgenConfiguration;
      private ClassGenerationAction action;
      private TemplateType templateType;
  
      @Before
      public void setUp() {
          cgenConfiguration = new CgenConfiguration();
          action = new ClassGenerationAction(cgenConfiguration);
          templateType = TemplateType.ENTITY_SUBCLASS;
      }
  
      @Test
      public void upperLevel() throws Exception {
          cgenConfiguration.setRootPath(tempFolder.newFolder().toPath());
          tempFolder.newFile("testTemplate.vm");
          cgenConfiguration.setTemplate(new CgenTemplate("../testTemplate.vm",false,TemplateType.ENTITY_SUBCLASS));
          assertNotNull(action.getTemplate(templateType));
      }
  
      @Test
      public void sameLevel() throws Exception {
          cgenConfiguration.setRootPath(tempFolder.getRoot().toPath());
          tempFolder.newFile("testTemplate2.vm");
          cgenConfiguration.setTemplate(new CgenTemplate("testTemplate2.vm",false,TemplateType.ENTITY_SUBCLASS));
          assertNotNull(action.getTemplate(templateType));
      }
  
      @Test
      public void aboveLevel() throws Exception {
          cgenConfiguration.setRootPath(Paths.get(tempFolder.getRoot().getParent()));
          tempFolder.newFile("testTemplate3.vm");
          cgenConfiguration.setTemplate(new CgenTemplate(tempFolder.getRoot() + "/testTemplate3.vm",false,TemplateType.ENTITY_SUBCLASS));
          assertNotNull(action.getTemplate(templateType));
      }
  }
  