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);
}
public void TestCopy_TestPersonDto_Succeeds()
{
var personPersonDto = new TestPersonDto {
BirthDate = DateTime.Today.AddDays(-1), FirstName = "Donald", LastName = "Duck"
};
var phoneDto = new TestPhoneDto {
PhoneNumber = "123-456-7890"
};
personPersonDto.Phones.Add(phoneDto);
var copyPersonDto = personPersonDto.DeepCopy();
Assert.AreEqual(personPersonDto.FirstName, copyPersonDto.FirstName);
Assert.AreEqual(personPersonDto.LastName, copyPersonDto.LastName);
Assert.AreEqual(personPersonDto.BirthDate, copyPersonDto.BirthDate);
Assert.AreEqual(personPersonDto.Phones.Count, copyPersonDto.Phones.Count);
Assert.AreNotEqual(personPersonDto.Phones[0].GetHashCode(), copyPersonDto.Phones[0].GetHashCode());
//change the phone number object
var newPhoneDto = new TestPhoneDto {
PhoneNumber = "987-654-3210"
};
personPersonDto.Phones[0] = newPhoneDto;
Assert.AreEqual("123-456-7890", copyPersonDto.Phones[0].PhoneNumber);
}
public void RaiseErrorsChanged_GivenAnInvalidPropertyName_RaisesPropertyNotFoundException()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
personDto.RaiseErrorsChanged("Dummy");
}
public void RaiseErrorsChanged_GivenAValidPropertyName_ErrorsChangedEventReportsPropertyChange()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
string name = string.Empty;
personDto.ErrorsChanged += (s, e) => name = e.PropertyName;
personDto.RaiseErrorsChanged("FirstName");
Assert.AreSame(name, "FirstName");
}
public void GetErrors_WithAPropertyNameButOnlyAnObjectLevelErrorExists_ReturnAnEmptyList()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
DataErrorInfo dataErrorInfo = new DataErrorInfo("Error", ErrorLevel.Error);
personDto.AddDataErrorInfo(dataErrorInfo);
IEnumerable <DataErrorInfo> errors = personDto.GetErrors("FirstName") as IEnumerable <DataErrorInfo>;
IList <DataErrorInfo> errorList = new List <DataErrorInfo> (errors);
Assert.IsTrue(errorList.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_RemovingACrossPropertyLevelErrorLastName_GetErrorsShouldReturEmptySet()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
var dataErrorInfo = new DataErrorInfo("PropertyLevelError", ErrorLevel.Error, "FirstName", "LastName");
personDto.AddDataErrorInfo(dataErrorInfo);
personDto.RemoveDataErrorInfo("FirstName");
IEnumerable <DataErrorInfo> errors = personDto.GetErrors("LastName") as IEnumerable <DataErrorInfo>;
List <DataErrorInfo> returnedList = new List <DataErrorInfo> (errors);
Assert.IsTrue(returnedList.Count() == 0);
}
RemoveDataErrorInfo_RemovingACrossPropertyLevelError_ErrorsChangedEventShouldFireWhenFirstNameRemoved()
{
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("FirstName");
Assert.IsTrue(propertyNames.Count == 0);
}
public void AddDataErrorInfo_AddingACrossPropertyLevelError_GetErrorsShouldReturnGivenErrorForLastNameProperty()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
var dataErrorInfo = new DataErrorInfo("PropertyLevelError", ErrorLevel.Error, "FirstName", "LastName");
personDto.AddDataErrorInfo(dataErrorInfo);
IEnumerable <DataErrorInfo> errors = personDto.GetErrors("LastName") as IEnumerable <DataErrorInfo>;
List <DataErrorInfo> returnedList = new List <DataErrorInfo> (errors);
List <DataErrorInfo> referenceList = new List <DataErrorInfo> {
dataErrorInfo
};
CollectionAssert.AreEqual(returnedList, referenceList);
}
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 AddDataErrorInfo_AddingAnObjectLevelError_GetErrorsShouldReturnGivenError()
{
var personDto = new TestPersonDto {
FirstName = "John", LastName = "Wayne"
};
var dataErrorInfo = new DataErrorInfo("EntityLevelError", ErrorLevel.Error);
IEnumerable <DataErrorInfo> errors = new List <DataErrorInfo> ();
personDto.ErrorsChanged +=
(s, e) => { errors = personDto.GetErrors(e.PropertyName) as IEnumerable <DataErrorInfo>; };
personDto.AddDataErrorInfo(dataErrorInfo);
List <DataErrorInfo> returnedList = new List <DataErrorInfo> (errors);
List <DataErrorInfo> referenceList = new List <DataErrorInfo> {
dataErrorInfo
};
CollectionAssert.AreEqual(returnedList, referenceList);
}
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);
}