public void RemoveDataErrorInfo_RemovingAPropertyLevelError_GetErrorsShouldReturnGivenError()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var dataErrorInfo = new DataErrorInfo ( "PropertyLevelError", ErrorLevel.Error, "FirstName" );
personDto.AddDataErrorInfo ( dataErrorInfo );
personDto.RemoveDataErrorInfo ( "FirstName" );
IEnumerable<DataErrorInfo> errors = personDto.GetErrors ( "FirstName" ) as IEnumerable<DataErrorInfo>;
List<DataErrorInfo> returnedList = new List<DataErrorInfo> ( errors );
Assert.IsTrue ( returnedList.Count == 0 );
}
public void RemoveDataErrorInfo_RemovingAPropertyLevelError_ErrorsChangedEventShouldFire()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var dataErrorInfo = new DataErrorInfo ( "EntityLevelError", ErrorLevel.Error, "FirstName" );
string propertyName = "Dummy";
personDto.AddDataErrorInfo ( dataErrorInfo );
personDto.ErrorsChanged += ( s, e ) => { propertyName = e.PropertyName; };
personDto.RemoveDataErrorInfo ( "FirstName" );
Assert.AreEqual ( propertyName, "FirstName" );
}
public void RemoveDataErrorInfo_RemovingAnObjectLevelError_ErrorsChangedEventShouldFire()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var dataErrorInfo = new DataErrorInfo ( "EntityLevelError", ErrorLevel.Error );
string propertyName = "Dummy";
personDto.AddDataErrorInfo ( dataErrorInfo );
personDto.ErrorsChanged += ( s, e ) => { propertyName = e.PropertyName; };
personDto.RemoveDataErrorInfo ( String.Empty );
Assert.IsTrue ( string.IsNullOrEmpty ( propertyName ) );
}
public void RemoveDataErrorInfo_RemovingAnObjectLevelError_GetErrorsShouldReturnGivenError()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var dataErrorInfo = new DataErrorInfo ( "EntityLevelError", ErrorLevel.Error );
IEnumerable<DataErrorInfo> errors = new List<DataErrorInfo> ();
personDto.AddDataErrorInfo ( dataErrorInfo );
personDto.ErrorsChanged +=
( s, e ) => { errors = personDto.GetErrors ( e.PropertyName ) as IEnumerable<DataErrorInfo>; };
personDto.RemoveDataErrorInfo ( String.Empty );
List<DataErrorInfo> returnedList = new List<DataErrorInfo> ( errors );
Assert.IsTrue ( returnedList.Count == 0 );
}
public void RemoveDataErrorInfo_RemovingACrossPropertyLevelError_ErrorsChangedEventShouldFireWhenLastNameRemoved()
{
var personDto = new TestPersonDto { FirstName = "John", LastName = "Wayne" };
var dataErrorInfo = new DataErrorInfo ( "EntityLevelError", ErrorLevel.Error, "FirstName", "LastName" );
List<string> propertyNames = new List<string> { "FirstName", "LastName" };
personDto.AddDataErrorInfo ( dataErrorInfo );
personDto.ErrorsChanged += ( s, e ) => RemoveFromList ( propertyNames, e.PropertyName );
personDto.RemoveDataErrorInfo ( "LastName" );
Assert.IsTrue ( propertyNames.Count == 0 );
}