public ValidationFailed(IEnumerable <ValidationFailure> failures) : base(ErrorMessages.OneOrMoreValidationErrorsOccured)
{
Failures = new ValidationFailuresCollection();
foreach (var failure in failures
.GroupBy(x => x.PropertyName)
.Select(x => new ValidationFailure(x.Key, x.SelectMany(y => y.Errors))))
{
Failures.Add(failure);
}
}
public void CanBeEnumerated_asValidationFailures()
{
var collection = new ValidationFailuresCollection()
{
new ValidationFailure("A", "A"),
new ValidationFailure("B", "B"),
new ValidationFailure("C", "C")
};
var list = collection.ToList();
Assert.Collection(list,
first => { Assert.Equal("A", first.PropertyName); Assert.Equal("A", first.Errors.Single()); },
second => { Assert.Equal("B", second.PropertyName); Assert.Equal("B", second.Errors.Single()); },
third => { Assert.Equal("C", third.PropertyName); Assert.Equal("C", third.Errors.Single()); }
);
}
public static void SingleError(string expectedProperty, string expectedError, ValidationFailuresCollection validationFailures)
{
Assert.Collection(
validationFailures,
failure =>
{
Assert.Equal(expectedProperty, failure.PropertyName);
Assert.Collection(failure.Errors,
single => Assert.Equal(expectedError, single));
}
);
}
