public void TestMockClient_CancellationSupport()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
bool domainClientQueryCompleted = false;
dp.DomainClient.BeginQuery(
new EntityQuery<Cities.City>(dp.DomainClient, "GetCities", null, true, false),
delegate(IAsyncResult getCitiesAsyncResult)
{
ExceptionHelper.ExpectException<NotSupportedException>(delegate
{
dp.DomainClient.CancelQuery(getCitiesAsyncResult);
}, string.Format(CultureInfo.CurrentCulture, Resource.DomainClient_CancellationNotSupported, typeof(CitiesMockDomainClient).FullName));
domainClientQueryCompleted = true;
}, null);
EnqueueConditional(() => domainClientQueryCompleted);
EnqueueCallback(delegate
{
var query = dp.GetCitiesQuery();
LoadOperation lo = dp.Load(query, false);
Assert.IsFalse(lo.CanCancel, "Cancellation should not be supported.");
Assert.IsFalse(dp.DomainClient.SupportsCancellation, "Cancellation should not be supported.");
ExceptionHelper.ExpectException<NotSupportedException>(delegate
{
lo.Cancel();
}, string.Format(CultureInfo.CurrentCulture, Resources.AsyncOperation_CancelNotSupported));
});
EnqueueTestComplete();
}
public void TestMockClient_Query()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
var query = dp.GetCitiesQuery().Where(p => p.StateName == "WA").OrderBy(p => p.CountyName).Take(4);
LoadOperation lo = dp.Load(query, null, myState);
lo.Completed += (o, e) =>
{
LoadOperation loadOp = (LoadOperation)o;
if (loadOp.HasError)
{
loadOp.MarkErrorAsHandled();
}
};
EnqueueConditional(delegate
{
return(lo.IsComplete);
});
EnqueueCallback(delegate
{
Assert.IsNull(lo.Error);
Assert.AreEqual(4, dp.Cities.Count);
Assert.IsTrue(dp.Cities.All(p => p.StateName == "WA"));
Assert.AreEqual(myState, lo.UserState);
});
EnqueueTestComplete();
}
public void TestMockClient_Query()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
var query = dp.GetCitiesQuery().Where(p => p.StateName == "WA").OrderBy(p => p.CountyName).Take(4);
LoadOperation lo = dp.Load(query, null, myState);
lo.Completed += (o, e) =>
{
LoadOperation loadOp = (LoadOperation)o;
if (loadOp.HasError)
{
loadOp.MarkErrorAsHandled();
}
};
EnqueueConditional(delegate
{
return lo.IsComplete;
});
EnqueueCallback(delegate
{
Assert.IsNull(lo.Error);
Assert.AreEqual(4, dp.Cities.Count);
Assert.IsTrue(dp.Cities.All(p => p.StateName == "WA"));
Assert.AreEqual(myState, lo.UserState);
});
EnqueueTestComplete();
}
public void TestMockClient_CancellationSupport()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
var query = dp.GetCitiesQuery();
LoadOperation lo = dp.Load(query, false);
Assert.IsFalse(lo.CanCancel, "Cancellation should not be supported.");
Assert.IsFalse(dp.DomainClient.SupportsCancellation, "Cancellation should not be supported.");
ExceptionHelper.ExpectException <NotSupportedException>(delegate
{
lo.Cancel();
}, string.Format(CultureInfo.CurrentCulture, Resources.AsyncOperation_CancelNotSupported));
}
public void TestMockClient_Invoke()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
InvokeOperation invoke = dp.Echo("TestInvoke", TestHelperMethods.DefaultOperationAction, myState);
EnqueueConditional(delegate
{
return(invoke.IsComplete);
});
EnqueueCallback(delegate
{
Assert.IsNull(invoke.Error);
Assert.AreSame(myState, invoke.UserState);
Assert.AreEqual("Echo: TestInvoke", invoke.Value);
});
EnqueueTestComplete();
}
public void TestMockClient_Submit()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
Cities.Zip newZip = new Cities.Zip
{
Code = 93551,
FourDigit = 1234,
CityName = "Issaquah",
StateName = "Issaquah"
};
dp.Zips.Add(newZip);
SubmitOperation so = dp.SubmitChanges(TestHelperMethods.DefaultOperationAction, null);
EnqueueConditional(delegate
{
return(so.IsComplete);
});
EnqueueCallback(delegate
{
// verify that validation logic is run
Assert.IsNotNull(so.Error);
Assert.AreSame(newZip, so.EntitiesInError.Single());
// fix by setting the Name
newZip.StateName = "WA";
so = dp.SubmitChanges(null, myState);
});
EnqueueConditional(delegate
{
return(so.IsComplete);
});
EnqueueCallback(delegate
{
Assert.IsNull(so.Error);
Assert.AreEqual(myState, so.UserState);
});
EnqueueTestComplete();
}
public void CancelEdit_Restores_ValidationErrors_ForUnmodifiedEntity()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(TestURIs.Cities); // Abs URI so runs on desktop too
LoadOperation lo = dp.Load(dp.GetCitiesQuery(), false);
EnqueueConditional(() => lo.IsComplete);
EnqueueCallback(() =>
{
// Start with an existing, valid entity
Cities.City city = dp.Cities.First();
IEditableObject editableCity = (IEditableObject)city;
string customEntityError = "Entity-level error that was added manually";
city.ValidationErrors.Add(new ValidationResult(customEntityError));
// We want to add a two-member error manually. When we re-validate ZoneID, the error for CountyName will also go away.
string customPropertyError = "Property-level error that was added manually";
city.ValidationErrors.Add(new ValidationResult(customPropertyError, new string[] { "ZoneID", "CountyName" }));
Assert.AreEqual<int>(2, city.ValidationErrors.Count, "Error count before editing");
// Edit the city, making changes that will replace the property errors for ZoneID and CountyName (because it was tied to the ZoneID member too)
// with new errors, leaving the entity-level error in place.
editableCity.BeginEdit();
city.ZoneID = -1; // Out of range
city.ZoneName = Cities.CityPropertyValidator.InvalidZoneName;
Assert.AreEqual<int>(3, city.ValidationErrors.Count, "Error count before CancelEdit");
INotifyDataErrorInfo notifier = (INotifyDataErrorInfo)city;
List<Tuple<string, IEnumerable<ValidationResult>>> errorNotifications = new List<Tuple<string, IEnumerable<ValidationResult>>>();
notifier.ErrorsChanged += (s, e) =>
{
errorNotifications.Add(new Tuple<string, IEnumerable<ValidationResult>>(e.PropertyName, notifier.GetErrors(e.PropertyName).Cast<ValidationResult>()));
};
/// When we cancel the edit, the following changes will occur to the validation errors, in no particular order
/// - RejectChanges is called, which clears all validation errors, raising ErrorsChanged for ZoneName, ZoneID, and null (entity-level)
/// - Resurrection of the manually-added Name/CountyName error
/// - Resurrection of the manually-added entity-level error
///
/// This results in a total of 6 ErrorsChanged events, with 2 events each for ZoneID and null (entity-level), and 1 each
/// for CountyName and ZoneName.
///
/// Note that this is different from when we call CancelEdit on an Added or Modified entity, because
/// state is restored in one step rather than in two. This difference is acceptable.
editableCity.CancelEdit();
// Verify our validation errors count reverted back to the 2 errors we had before editing
Assert.AreEqual<int>(2, city.ValidationErrors.Count, "Error count after CancelEdit");
// Verify the entity-level error that we manually added still shows up
Assert.AreEqual<string>(customEntityError, city.ValidationErrors.Single(e => e.MemberNames.Count() == 0 || (e.MemberNames.Count() == 1 && string.IsNullOrEmpty(e.MemberNames.Single()))).ErrorMessage, "ErrorMessage after CancelEdit");
// Verify the property-level error that we manually added still shows up
Assert.AreEqual<string>(customPropertyError, city.ValidationErrors.Single(e => e.MemberNames.Contains("ZoneID")).ErrorMessage, "ErrorMessage for ZoneID after CancelEdit");
Assert.AreEqual<string>(customPropertyError, city.ValidationErrors.Single(e => e.MemberNames.Contains("CountyName")).ErrorMessage, "ErrorMessage for CountyName after CancelEdit");
// Verify that we got the 6 expected notifications from INotifyDataErrorInfo
Assert.AreEqual<int>(6, errorNotifications.Count, "Error notification count");
// Two notifications for Name and null (clearing, and adding), and one for StateName (cleared) and CountyName (added)
Assert.AreEqual<int>(2, errorNotifications.Count(e => e.Item1 == "ZoneID"), "Count of ZoneID notifications");
Assert.AreEqual<int>(1, errorNotifications.Count(e => e.Item1 == "ZoneName"), "Count of ZoneName notifications");
Assert.AreEqual<int>(1, errorNotifications.Count(e => e.Item1 == "CountyName"), "Count of CountyName notifications");
Assert.AreEqual<int>(2, errorNotifications.Count(e => string.IsNullOrEmpty(e.Item1)), "Count of entity-level notifications");
// When the first Name and null notifications occurred, there were no errors for either
// When the StateName notification occurred, there was no error for that property
// When the second Name and null notification occurred, an error had been added for each
// When the CountyName notification occurred, there was an error added for that property
Assert.AreEqual<int>(0, errorNotifications.First(e => e.Item1 == "ZoneID").Item2.Count(), "Error count for ZoneID at time of first notification");
Assert.AreEqual<int>(0, errorNotifications.First(e => string.IsNullOrEmpty(e.Item1)).Item2.Count(), "Error count for entity errors at time of first notification");
Assert.AreEqual<int>(0, errorNotifications.Single(e => e.Item1 == "ZoneName").Item2.Count(), "Error count for ZoneName at time of notification");
Assert.AreEqual<int>(1, errorNotifications.Where(e => e.Item1 == "ZoneID").Skip(1).First().Item2.Count(), "Error count for ZoneID at time of second notification");
Assert.AreEqual<int>(1, errorNotifications.Where(e => string.IsNullOrEmpty(e.Item1)).Skip(1).First().Item2.Count(), "Error count for entity errors at time of second notification");
Assert.AreEqual<int>(1, errorNotifications.Single(e => e.Item1 == "CountyName").Item2.Count(), "Error count for CountyName at time of notification");
// Verify the manually-added errors were in place at the time of the notifications
Assert.AreEqual<string>(customPropertyError, errorNotifications.Where(e => e.Item1 == "ZoneID").Skip(1).First().Item2.Single().ErrorMessage, "ErrorMessage of the ZoneID error when its notification was raised");
Assert.AreEqual<string>(customPropertyError, errorNotifications.Single(e => e.Item1 == "CountyName").Item2.Single().ErrorMessage, "ErrorMessage of the StateName error when its notification was raised");
Assert.AreEqual<string>(customEntityError, errorNotifications.Where(e => string.IsNullOrEmpty(e.Item1)).Skip(1).First().Item2.Single().ErrorMessage, "ErrorMessage of the entity-level error when its notification was raised");
});
EnqueueTestComplete();
}
public void Entity_RevertChanges_EndEdit_Clears_Entity_ValidationErrors()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(TestURIs.Cities); // Abs URI so runs on desktop too
LoadOperation lo = dp.Load(dp.GetCitiesQuery(), false);
EnqueueConditional(() => lo.IsComplete);
EnqueueCallback(() =>
{
Cities.City city = dp.Cities.First();
IEditableObject editableCity = (IEditableObject)city;
// Make the entity have entity-level validation errors
editableCity.BeginEdit();
city.MakeEntityValidationFail = true;
editableCity.EndEdit();
Assert.AreEqual<int>(1, city.ValidateCityCallCount, "Our entity-level validation should have been called");
Assert.AreEqual<int>(1, city.ValidationErrors.Count, "We should have a validation error after the first EndEdit");
Assert.IsTrue(city.HasValidationErrors, "HasValidationErrors after the first EndEdit");
// Make the entity have no entity-level errors
editableCity.BeginEdit();
city.MakeEntityValidationFail = false;
city.ValidateCityCallCount = 0; // reset the call count
editableCity.EndEdit();
Assert.AreEqual<int>(1, city.ValidateCityCallCount, "Our entity-level validation should have been called");
Assert.AreEqual<int>(0, city.ValidationErrors.Count, "ValidationErrors should be cleared after the second EndEdit");
Assert.IsFalse(city.HasValidationErrors, "HasValidationErrors after the second EndEdit");
});
EnqueueTestComplete();
}
public void Entity_RevertChanges_EndEdit_Clears_Property_ValidationErrors()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(TestURIs.Cities); // Abs URI so runs on desktop too
LoadOperation lo = dp.Load(dp.GetCitiesQuery(), false);
EnqueueConditional(() => lo.IsComplete);
EnqueueCallback(() =>
{
Cities.City city = dp.Cities.First();
IEditableObject editableCity = (IEditableObject)city;
string originalName = city.Name;
// Edit the entity to give it property-level validation errors
editableCity.BeginEdit();
city.Name = null;
editableCity.EndEdit();
Assert.AreEqual<int>(1, city.ValidationErrors.Count, "We should have a validation error after the first EndEdit");
Assert.IsTrue(city.HasValidationErrors, "HasValidationErrors after the first EndEdit");
// Revert the changes so that it doesn't have property-level validation errors anymore
editableCity.BeginEdit();
city.Name = originalName;
editableCity.EndEdit();
Assert.AreEqual<int>(0, city.ValidationErrors.Count, "ValidationErrors should be cleared after the second EndEdit");
Assert.IsFalse(city.HasValidationErrors, "HasValidationErrors after the second EndEdit");
});
EnqueueTestComplete();
}
public void Entity_RejectChanges_Clears_ValidationErrors()
{
// This test requires an entity that is attached
Cities.CityDomainContext domainContext = new Cities.CityDomainContext();
Cities.City entity = new Cities.City();
domainContext.Cities.Add(entity);
INotifyDataErrorInfo notifier = (INotifyDataErrorInfo)entity;
List<string> actualErrors = new List<string>();
notifier.ErrorsChanged += (s, e) => actualErrors.Add(e.PropertyName);
entity.StateName = "Not a State Name"; // Marks the entity as changed and adds a validation result for StateName
entity.ValidationErrors.Add(new ValidationResult("Invalid Property Error", new string[] { "Foo" }));
entity.ValidationErrors.Add(new ValidationResult("Entity Error", null));
string[] membersNotifed = new string[] { "StateName", "Foo", null };
Assert.IsTrue(actualErrors.OrderBy(s => s).SequenceEqual(membersNotifed.OrderBy(s => s)), "The list of errors when adding errors");
actualErrors.Clear();
((IRevertibleChangeTracking)entity).RejectChanges();
Assert.IsTrue(actualErrors.OrderBy(s => s).SequenceEqual(membersNotifed.OrderBy(s => s)), "The list of errors when rejecting changes");
}
public void ValidationContextUpdatedForEntityWhenChangedForDomainContext()
{
Cities.CityDomainContext domainContext = new Cities.CityDomainContext(TestURIs.Cities);
Cities.City newCity = new Cities.City();
domainContext.Cities.Add(newCity);
// Set up the ValidationContext after adding the entity into the domain context
// to ensure that the updated validation context is plumbed through
Dictionary<object, object> items = new Dictionary<object, object>();
items.Add("TestMethod", "ValidationContextUsedForPropertyValidation");
ValidationContext providedValidationContext = new ValidationContext(this, null, items);
domainContext.ValidationContext = providedValidationContext;
bool callbackCalled = false;
Action<ValidationContext> assertValidationContext = validationValidationContext =>
{
Assert.AreNotSame(providedValidationContext, validationValidationContext, "The ValidationContext provided to ValidationProperty should not be the same actual instance of the ValidationContext we provided");
Assert.IsTrue(validationValidationContext.Items.ContainsKey("TestMethod"), "The ValidationContext provided should have the items we provided");
Assert.AreEqual(providedValidationContext.Items["TestMethod"], validationValidationContext.Items["TestMethod"], "The ValidationContext provided should have the items we provided");
callbackCalled = true;
};
newCity.ValidatePropertyCallback = assertValidationContext;
newCity.ValidateCityCallback = assertValidationContext;
// Entity-level validation is performed by calling EndEdit with valid properties
IEditableObject editableCity = (IEditableObject)newCity;
editableCity.BeginEdit();
newCity.Name = "Cincinnati";
newCity.StateName = "OH";
newCity.CountyName = "Hamilton";
editableCity.EndEdit();
Assert.IsTrue(callbackCalled, "Make sure our callback was called to perform the test");
}
public void ValidationContextUsedForPropertyValidation()
{
Dictionary<object, object> items = new Dictionary<object,object>();
items.Add("TestMethod", "ValidationContextUsedForPropertyValidation");
ValidationContext providedValidationContext = new ValidationContext(this, null, items);
Cities.CityDomainContext domainContext = new Cities.CityDomainContext(TestURIs.Cities);
domainContext.ValidationContext = providedValidationContext;
bool callbackCalled = false;
Cities.City newCity = new Cities.City();
domainContext.Cities.Add(newCity);
newCity.ValidatePropertyCallback = validationValidationContext =>
{
Assert.AreNotSame(providedValidationContext, validationValidationContext, "The ValidationContext provided to ValidationProperty should not be the same actual instance of the ValidationContext we provided");
Assert.IsTrue(validationValidationContext.Items.ContainsKey("TestMethod"), "The ValidationContext provided should have the items we provided");
Assert.AreEqual(providedValidationContext.Items["TestMethod"], validationValidationContext.Items["TestMethod"], "The ValidationContext provided should have the items we provided");
callbackCalled = true;
};
// Set a property, triggering property validation
newCity.Name = "Foo";
Assert.IsTrue(callbackCalled, "Make sure our callback was called to perform the test");
}
public void TestMockClient_Submit()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
Cities.Zip newZip = new Cities.Zip
{
Code = 93551,
FourDigit = 1234,
CityName = "Issaquah",
StateName = "Issaquah"
};
dp.Zips.Add(newZip);
SubmitOperation so = dp.SubmitChanges(TestHelperMethods.DefaultOperationAction, null);
EnqueueConditional(delegate
{
return so.IsComplete;
});
EnqueueCallback(delegate
{
// verify that validation logic is run
Assert.IsNotNull(so.Error);
Assert.AreSame(newZip, so.EntitiesInError.Single());
// fix by setting the Name
newZip.StateName = "WA";
so = dp.SubmitChanges(null, myState);
});
EnqueueConditional(delegate
{
return so.IsComplete;
});
EnqueueCallback(delegate
{
Assert.IsNull(so.Error);
Assert.AreEqual(myState, so.UserState);
});
EnqueueTestComplete();
}
public void TestMockClient_Invoke()
{
Cities.CityDomainContext dp = new Cities.CityDomainContext(new CitiesMockDomainClient());
string myState = "Test User State";
InvokeOperation invoke = dp.Echo("TestInvoke", TestHelperMethods.DefaultOperationAction, myState);
EnqueueConditional(delegate
{
return invoke.IsComplete;
});
EnqueueCallback(delegate
{
Assert.IsNull(invoke.Error);
Assert.AreSame(myState, invoke.UserState);
Assert.AreEqual("Echo: TestInvoke", invoke.Value);
});
EnqueueTestComplete();
}