/**
  * Test getter/setter for validationRegexp property
  */
 public function testGetSetValidationRegexp()
 {
     $this->assertNull($this->attribute->getValidationRegexp());
     // Change value and assert new
     $regexp = '/[^0-9]/';
     $this->assertEntity($this->attribute->setValidationRegexp($regexp));
     $this->assertEquals($regexp, $this->attribute->getValidationRegexp());
 }