public function testModel()
 {
     /* @var MailInterface $mail */
     $mail = $this->getMockBuilder(MailInterface::class)->getMock();
     $translation = new MailTranslation($mail);
     $translation->setSubject('Subject of translation')->setHtmlBody('HTML body of translation')->setLocale('fr')->setLabel('Label of translation')->setDescription('Description of translation')->setBody('Body of translation');
     $this->assertSame($mail, $translation->getMail());
     $this->assertSame('fr', $translation->getLocale());
     $this->assertSame('Label of translation', $translation->getLabel());
     $this->assertSame('Description of translation', $translation->getDescription());
     $this->assertSame('Subject of translation', $translation->getSubject());
     $this->assertSame('HTML body of translation', $translation->getHtmlBody());
     $this->assertSame('Body of translation', $translation->getBody());
 }