public void ClearAllDataErrorInfo_GetErrorsShouldReturnEmptySet()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var objectDataErrorInfo1 = new DataErrorInfo ( "ObjectLevelError1", ErrorLevel.Error );
var objectDataErrorInfo2 = new DataErrorInfo ( "ObjectLevelError2", ErrorLevel.Error );
var propertyDataErrorInfo = new DataErrorInfo ( "PropertyLevelError", ErrorLevel.Error, "FirstName" );
var crossDataErrorInfo = new DataErrorInfo ( "CrossPropertyLevelError", ErrorLevel.Error, "FirstName",
"LastName" );
personDto.AddDataErrorInfo ( objectDataErrorInfo1 );
personDto.AddDataErrorInfo ( objectDataErrorInfo2 );
personDto.AddDataErrorInfo ( propertyDataErrorInfo );
personDto.AddDataErrorInfo ( crossDataErrorInfo );
personDto.ClearAllDataErrorInfo ();
IEnumerable<DataErrorInfo> errors = personDto.GetErrors ( null ) as IEnumerable<DataErrorInfo>;
List<DataErrorInfo> returnedList = new List<DataErrorInfo> ( errors );
Assert.IsTrue ( returnedList.Count () == 0 );
}
public void ClearAllDataErrorInfo_ErrorsChangedEventShouldFire()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var objectDataErrorInfo1 = new DataErrorInfo ( "ObjectLevelError1", ErrorLevel.Error );
var objectDataErrorInfo2 = new DataErrorInfo ( "ObjectLevelError2", ErrorLevel.Error );
var propertyDataErrorInfo = new DataErrorInfo ( "PropertyLevelError", ErrorLevel.Error, "FirstName" );
var crossDataErrorInfo = new DataErrorInfo ( "CrossPropertyLevelError", ErrorLevel.Error, "FirstName",
"LastName" );
HashSet<string> referenceNames = new HashSet<string> { "FirstName", "", "LastName" };
HashSet<string> propertyNames = new HashSet<string> ();
personDto.AddDataErrorInfo ( objectDataErrorInfo1 );
personDto.AddDataErrorInfo ( objectDataErrorInfo2 );
personDto.AddDataErrorInfo ( propertyDataErrorInfo );
personDto.AddDataErrorInfo ( crossDataErrorInfo );
personDto.ErrorsChanged += ( s, e ) => propertyNames.Add ( e.PropertyName );
personDto.ClearAllDataErrorInfo ();
AssertSetsEqual ( referenceNames, propertyNames );
}