public void ReverseOfAddParticipantIsRemoveParticipant()
{
var context = A.Fake<WaveletOperationContext>();
var rop = new RemoveParticipantOperation(context, Creator);
var aop = new AddParticipantOperation(context, Creator, 0);
WaveletData wavelet = CreateWaveletData();
IList<WaveletOperation> reverse = aop.ApplyAndReturnReverse(wavelet);
WaveletOperation result = reverse[0];
reverse.Should().HaveCount(1);
result.Should().BeOfType<RemoveParticipantOperation>();
result.IsWorthyOfAttribution().Should().BeTrue();
result.As<RemoveParticipantOperation>().ParticipantId.Should().Be(Creator);
}
public void AddParticipantTest()
{
var op = new AddParticipantOperation(A.Fake<WaveletOperationContext>(), _participantId);
}
/// <summary>
/// Checks to see if a participant is being removed by one operation and added
/// by another concurrent operation. In such a situation, at least one of the
/// operations is invalid.
/// </summary>
/// <param name="removeOperation">The operation to remove a participant.</param>
/// <param name="addOperation">The operation to add a participant.</param>
/// <exception cref="TransformException">
/// TransformException if the same participant is being concurrently added and
/// removed.
/// </exception>
private static void CheckParticipantRemovalAndAddition(RemoveParticipantOperation removeOperation,
AddParticipantOperation addOperation)
{
if (removeOperation.ParticipantId.Equals(addOperation.ParticipantId))
throw new TransformException("Transform error involving participant: " +
removeOperation.ParticipantId.Address);
}
public void CannotAddSameParticipantTwice()
{
WaveletData wavelet = CreateWaveletData();
var context = A.Fake<WaveletOperationContext>();
var first = new AddParticipantOperation(context, Creator, 0);
var second = new AddParticipantOperation(context, Creator, 0);
first.Apply(wavelet);
var ex = Assert.Throws<OperationException>(() => second.Apply(wavelet));
ex.Message.Should().Be("Attempt to add a duplicate participant");
}
