CRUDlex\UniqueValidator::getInvalidDetails PHP Method

    public function getInvalidDetails()
    {
        return 'unique';
    }

 public function testGetInvalidDetails()
 {
     $validator = new UniqueValidator();
     $read = $validator->getInvalidDetails();
     $expected = 'unique';
     $this->assertSame($expected, $read);
 }