public function testGEtSetAdditionalInfo()
 {
     $expected = 'test data';
     $expectedDate = new \DateTime();
     $expectedDateString = date('d/m/Y');
     $this->assertEmpty($this->poa->getAdditionalInfo());
     $this->assertEmpty($this->poa->getAdditionalInfoDonorSignatureDate());
     $this->assertEmpty($this->poa->getAdditionalInfoDonorSignatureDateString());
     $this->assertFalse($this->poa->getAdditionalInfoDonorSignature());
     $this->assertTrue($this->poa->setAdditionalInfoDonorSignature(true) instanceof PowerOfAttorney);
     $this->assertTrue($this->poa->setAdditionalInfo($expected) instanceof PowerOfAttorney);
     $this->assertTrue($this->poa->setAdditionalInfoDonorSignatureDate($expectedDate) instanceof PowerOfAttorney);
     $this->assertEquals($expected, $this->poa->getAdditionalInfo());
     $this->assertEquals($expectedDate, $this->poa->getAdditionalInfoDonorSignatureDate());
     $this->assertTrue($this->poa->setAdditionalInfoDonorSignatureDateString($expectedDateString) instanceof PowerOfAttorney);
     $this->assertEquals($expectedDateString, $this->poa->getAdditionalInfoDonorSignatureDateString());
     $this->assertFalse($this->poa->getAnyOtherInfo());
     $this->assertTrue($this->poa->setAnyOtherInfo(true) instanceof PowerOfAttorney);
     $this->assertTrue($this->poa->getAnyOtherInfo());
 }