/*
    * Licensed under the GPL License. You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    *
    * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
    * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
    * PURPOSE.
   */
  package psiprobe.tools;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import com.codebox.bean.JavaBeanTester;
  
  import jakarta.activation.DataSource;
  import jakarta.activation.FileDataSource;
  
  import java.io.File;
  import java.io.IOException;
  import java.nio.file.Files;
  
  import org.junit.jupiter.api.Test;
  
  /**
   * The Class MailMessageTest.
   */
  class MailMessageTest {
  
    /**
     * Javabean tester.
     */
    @Test
    void javabeanTester() {
      JavaBeanTester.builder(MailMessage.class).loadData().test();
    }
  
    @Test
    void testConstructorAndGetters() {
      MailMessage msg = new MailMessage("to@example.com", "Subject", "Body");
      assertEquals(1, msg.getToArray().length);
      assertEquals("to@example.com", msg.getToArray()[0]);
      assertEquals("Subject", msg.getSubject());
      assertEquals("Body", msg.getBody());
      assertFalse(msg.isBodyHtml());
    }
  
    @Test
    void testAddRecipientToAndClear() {
      MailMessage msg = new MailMessage("a@b.com", "s", "b");
      msg.addRecipientTo("c@d.com");
      assertEquals(2, msg.getToArray().length);
      msg.clearRecipientsTo();
      assertEquals(0, msg.getToArray().length);
    }
  
    @Test
    void testAddRecipientCc() {
      MailMessage msg = new MailMessage("a@b.com", "s", "b");
      msg.addRecipientCc("cc@example.com");
      assertEquals(1, msg.getCcArray().length);
      msg.clearRecipientsCc();
      assertEquals(0, msg.getCcArray().length);
    }
  
    @Test
    void testAddRecipientBcc() {
      MailMessage msg = new MailMessage("a@b.com", "s", "b");
      msg.addRecipientBcc("bcc@example.com");
      assertEquals(1, msg.getBccArray().length);
      msg.clearRecipientsBcc();
      assertEquals(0, msg.getBccArray().length);
    }
  
    @Test
    void testAddNullRecipient() {
      MailMessage msg = new MailMessage("a@b.com", "s", "b");
      msg.addRecipientTo(null);
      // null should not be added
      assertEquals(1, msg.getToArray().length);
    }
  
    @Test
    void testAddAttachmentFile() throws IOException {
      File file = Files.createTempFile("mail-attachment-", ".txt").toFile();
      try {
        MailMessage msg = new MailMessage("a@b.com", "s", "b");
        msg.addAttachment(file);
        assertEquals(1, msg.getAttachmentsArray().length);
        msg.clearAttachments();
        assertEquals(0, msg.getAttachmentsArray().length);
      } finally {
        Files.deleteIfExists(file.toPath());
      }
    }
  
   @Test
   void testAddAttachmentDataSource() {
     MailMessage msg = new MailMessage("a@b.com", "s", "b");
     DataSource ds = new FileDataSource("/tmp/test.txt");
     msg.addAttachment(ds);
     assertEquals(1, msg.getAttachmentsArray().length);
   }
 
   @Test
   void testSetBodyHtml() {
     MailMessage msg = new MailMessage("a@b.com", "s", "b");
     msg.setBodyHtml(true);
     assertTrue(msg.isBodyHtml());
   }
 
   @Test
   void testSetSubjectAndBody() {
     MailMessage msg = new MailMessage("a@b.com", "original", "original body");
     msg.setSubject("updated subject");
     msg.setBody("updated body");
     assertEquals("updated subject", msg.getSubject());
     assertEquals("updated body", msg.getBody());
   }
 
   @Test
   void testChaining() {
     MailMessage msg = new MailMessage("a@b.com", "s", "b");
     // Verify methods return 'this' for chaining
     MailMessage result = msg.addRecipientTo("x@y.com").addRecipientCc("cc@y.com")
         .addRecipientBcc("bcc@y.com").setSubject("sub").setBody("body").setBodyHtml(true);
     assertEquals(msg, result);
   }
 }