package org.imageconverter.domain.conversion;
   
   import static javax.validation.Validation.buildDefaultValidatorFactory;
   import static org.mockito.Mockito.when;
   import static org.springframework.http.MediaType.MULTIPART_FORM_DATA_VALUE;
   
   import java.io.ByteArrayOutputStream;
   import java.io.File;
   import java.io.IOException;
  
  import javax.imageio.ImageIO;
  import javax.validation.Validator;
  
  import org.imageconverter.TestConstants;
  import org.imageconverter.domain.imagetype.ImageTypeRespository;
  import org.imageconverter.util.BeanUtil;
  import org.mockito.Mock;
  import org.mockito.MockitoAnnotations;
  import org.springframework.beans.factory.ObjectProvider;
  import org.springframework.context.ApplicationContext;
  import org.springframework.context.MessageSource;
  import org.springframework.context.support.ResourceBundleMessageSource;
  import org.springframework.mock.web.MockMultipartFile;
  
  import net.sourceforge.tess4j.ITesseract;
  
  /**
   * Class base for conversion unit tests.
   * 
   * @author Fernando Romulo da Silva
   */
  class ImageConversionConfigTest {
  
      protected MockMultipartFile mockMultipartFile;
  
      @Mock
      protected ApplicationContext applicationContext;
  
      @Mock
      protected ImageTypeRespository imageTypeRespository;
  
      @Mock
      protected ITesseract tesseractTess4j;
  
      @Mock
      protected ObjectProvider<ITesseract> objectProvider;
  
      protected void setUpSuper() throws IOException {
  
  	// ------------------------------------
  	final var validator = buildDefaultValidatorFactory().getValidator();
  
  	// ------------------------------------
  	final var file = new File("src/test/resources/" + TestConstants.FILE_NAME_IMAGE_PNG);
  
  	final var image = ImageIO.read(file);
  	final var baos = new ByteArrayOutputStream();
  
  	ImageIO.write(image, "png", baos);
  	final var bytes = baos.toByteArray();
  
  	mockMultipartFile = new MockMultipartFile("file", TestConstants.FILE_NAME_IMAGE_PNG, MULTIPART_FORM_DATA_VALUE, bytes);
  
  	// ------------------------------------
  	MockitoAnnotations.openMocks(this);
  
  	BeanUtil.defineContext(applicationContext);
  
  	when(applicationContext.getBean(ImageTypeRespository.class)) //
  			.thenReturn(imageTypeRespository);
  
  	when(applicationContext.getBean(Validator.class)) //
  			.thenReturn(validator);
  
  	when(applicationContext.getBeanProvider(ITesseract.class)) //
  			.thenReturn(objectProvider);
  
  	when(objectProvider.getIfAvailable()) //
  			.thenReturn(tesseractTess4j);
  	
  	when(objectProvider.getObject()) //
  		.thenReturn(tesseractTess4j);
  
  	when(applicationContext.getBean(TesseractService.class)) //
  			.thenReturn(new TesseractService());
  
  	final var messageSource = new ResourceBundleMessageSource();
  	messageSource.setBasename("messages");
  	messageSource.setDefaultEncoding("UTF-8");
  
  	when(applicationContext.getBean(MessageSource.class)) //
  			.thenReturn(messageSource);
      }
  
  }