/**
  * Tests DataObject::hasOwnTableDatabaseField
  */
 public function testHasOwnTableDatabaseFieldWithVersioned()
 {
     $noversion = new DataObject();
     $versioned = new VersionedTest_DataObject();
     $versionedSub = new VersionedTest_Subclass();
     $versionedAno = new VersionedTest_AnotherSubclass();
     $versionField = new VersionedTest_UnversionedWithField();
     $this->assertFalse((bool) $noversion->hasOwnTableDatabaseField('Version'), 'Plain models have no version field.');
     $this->assertEquals('Int', $versioned->hasOwnTableDatabaseField('Version'), 'The versioned ext adds an Int version field.');
     $this->assertEquals(null, $versionedSub->hasOwnTableDatabaseField('Version'), 'Sub-classes of a versioned model don\'t have a Version field.');
     $this->assertEquals(null, $versionedAno->hasOwnTableDatabaseField('Version'), 'Sub-classes of a versioned model don\'t have a Version field.');
     $this->assertEquals('Varchar', $versionField->hasOwnTableDatabaseField('Version'), 'Models w/o Versioned can have their own Version field.');
 }