public void AddChildValidatableCollection_ChildCollectionIsNullOrEmpty_NoErrorsAreAdded()
{
TestUtils.ExecuteWithDispatcher((uiThreadDispatcher, completedAction) =>
{
// ARRANGE
var parent = new ValidatableViewModel();
parent.Validator.AddChildValidatableCollection(() => parent.Children);
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(r1 =>
{
// VERIFY
Assert.True(r1.Result.IsValid, "Validation must not fail");
// ARRANGE
parent.Children = new List<IValidatable>();
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(r2 =>
{
// VERIFY
Assert.True(r2.Result.IsValid, "Validation must not fail.");
completedAction();
});
});
});
}
public void AddChildValidatableCollection_MoreThan64Items_DoesNotFail()
{
TestUtils.ExecuteWithDispatcher((uiThreadDispatcher, completedAction) =>
{
// ARRANGE
var parent = new ValidatableViewModel();
var children = new List<IValidatable>();
for (int i = 0; i < 65; i++)
{
var child = new ValidatableViewModel();
child.Validator.AddRule(RuleResult.Valid);
children.Add(child);
}
parent.Children = children;
parent.Validator.AddChildValidatableCollection(() => parent.Children);
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(result =>
{
// VERIFY
uiThreadDispatcher.BeginInvoke(new Action(() =>
{
Assert.Null(result.Exception);
Assert.True(result.Result.IsValid, "Validation must pass");
completedAction();
}));
});
});
}
public void AddChildValidatable_ChildValidatableIsNull_NoErrorsAreAdded()
{
TestUtils.ExecuteWithDispatcher((uiThreadDispatcher, completedAction) =>
{
// ARRANGE
var parent = new ValidatableViewModel();
parent.Validator.AddChildValidatable(() => parent.Child);
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(result =>
{
// VERIFY
Assert.True(result.Result.IsValid, "Validation must not fail");
completedAction();
});
});
}
public void AddChildValidatableCollection_AddsRuleThatExecutedValidationOnAllValidatableChildren()
{
TestUtils.ExecuteWithDispatcher((uiThreadDispatcher, completedAction) =>
{
// ARRANGE
var parent = new ValidatableViewModel();
var child1 = new ValidatableViewModel();
var child2 = new ValidatableViewModel();
parent.Children = new List<IValidatable>
{
child1,
child2
};
child1.Validator.AddRequiredRule(() => child1.Foo, "Error1");
child2.Validator.AddRule(RuleResult.Valid);
parent.Validator.AddChildValidatableCollection(() => parent.Children);
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(result =>
{
// VERIFY
Assert.False(result.Result.IsValid, "Validation must fail");
Assert.Equal("Error1", result.Result.ErrorList[0].ErrorText);
completedAction();
});
});
}
public void AddChildValidatable_AddsRuleWithProperTarget()
{
TestUtils.ExecuteWithDispatcher((uiThreadDispatcher, completedAction) =>
{
// ARRANGE
var parent = new ValidatableViewModel();
var child = new ValidatableViewModel();
parent.Child = child;
child.Validator.AddRequiredRule(() => child.Foo, "Error1");
parent.Validator.AddChildValidatable(() => parent.Child);
// ACT
parent.Validator.ValidateAllAsync().ContinueWith(result =>
{
// VERIFY
Assert.False(result.Result.IsValid, "Validation must fail");
Assert.Equal("parent.Child", result.Result.ErrorList[0].Target);
completedAction();
});
});
}