public async Task It_should_rollback_both_entity_and_change_log_within_async_flow()
{
// Given
var id = Guid.NewGuid();
var user = new UserAggregate(id, "Bond");
var changeLog = user.Changes.GetUncommittedChanges().ToList();
using var db = NewDbContext();
db.Users.Add(user);
await db.SaveChangesAsync();
// When
using (var tran = TransactionExt.BeginAsync(IsolationLevel.ReadCommitted))
{
user.Rename("James Bond");
await db.SaveChangesAsync();
}
// Then
db.DetachAll();
var savedUser = await db.Users.FindAsync(id);
var savedChangeLog = await LoadChangeLog(user.StreamId);
savedUser.Should().BeEquivalentTo(new UserAggregate(id, "Bond"));
savedChangeLog.Should().HaveSameCount(changeLog);
for (var i = 0; i < savedChangeLog.Count; i++)
{
savedChangeLog[i].Should().BeEquivalentTo((object)changeLog[i]);
savedChangeLog[i].Should().BeOfType(changeLog[i].GetType());
}
}
protected async Task InsertUserInTransaction(UserAggregate user, Task beforeTransactionDone)
{
await Task.Yield();
using var transaction = TransactionExt.BeginAsync(IsolationLevel.ReadCommitted);
using var db = NewDbContext();
db.Users.Add(user);
await db.SaveChangesAsync();
await beforeTransactionDone;
transaction.Complete();
}