public async Task TransactionScope_WithoutMaxRetries_ShouldRetryUntilSuccessful()
{
var throwingDummy = new ThrowingDummy(4);
var repo = _mongoClient.GetRepository <ArrayContainer>();
var doc = new ArrayContainer(new List <Dummy> {
new Dummy("olle"), new Dummy("bengt")
}, "roy");
await repo.InsertAsync(doc);
await repo.WithTransactionAsync(async() =>
{
doc.Dummies.Add(new Dummy("rolle"));
await repo.ReplaceOneAsync(
x => x.Id == doc.Id,
doc
);
await repo.UpdateOneAsync(
x => x.Id == doc.Id,
x => x.Push(x => x.Dummies, new Dummy("fia"))
);
}, TransactionType.TransactionScope, 3);
var allSaved = await _mongoClient.GetRepository <ArrayContainer>().GetAll().ToListAsync();
allSaved.Should().ContainSingle()
.Which.Dummies.Should().HaveCount(4);
}
public async Task AutomaticallyEnlistsWithAmbientTransaction()
{
var throwingDummy = new ThrowingDummy(4);
var repo = _mongoClient.GetRepository <ArrayContainer>("tenant_c");
var doc = new ArrayContainer(new List <Dummy> {
new Dummy("olle"), new Dummy("bengt")
}, "roy");
await repo.InsertAsync(doc);
using (var trans = new TransactionScope(TransactionScopeAsyncFlowOption.Enabled))
{
doc.Dummies.Add(new Dummy("rolle"));
await repo.ReplaceOneAsync(
x => x.Id == doc.Id,
doc
);
await repo.UpdateOneAsync(
x => x.Id == doc.Id,
x => x.Push(x => x.Dummies, new Dummy("fia"))
);
trans.Complete();
}
var allSaved = await repo.GetAll().ToListAsync();
allSaved.Should().ContainSingle()
.Which.Dummies.Should().HaveCount(4);
}
public async Task NativeTransaction_WithoutMaxRetries_ShouldRetryUntilSuccessful()
{
var throwingDummy = new ThrowingDummy(4);
var repo = _mongoClient.GetRepository <MyStandaloneEntity>();
await repo.WithTransactionAsync(async() =>
{
throwingDummy.TryMe();
await repo.InsertAsync(new MyStandaloneEntity("test", new SharedClass("test")));
}, maxRetries : 0);
var allSaved = await _mongoClient.GetRepository <MyStandaloneEntity>().GetAll().ToListAsync();
allSaved.Should().HaveCount(1);
}
public async Task TransactionScope_WithMaxRetries_ShouldRetryUntilMaxRetriesReached()
{
var throwingDummy = new ThrowingDummy(5);
var repo = _mongoClient.GetRepository <MyStandaloneEntity>();
await Assert.ThrowsAsync <MongoException>(async() =>
{
await repo.WithTransactionAsync(async() =>
{
throwingDummy.TryMe();
await repo.InsertAsync(new MyStandaloneEntity("test", new SharedClass("test")));
}, TransactionType.TransactionScope, maxRetries: 3);
});
var allSaved = await _mongoClient.GetRepository <MyStandaloneEntity>().GetAll().ToListAsync();
allSaved.Should().BeEmpty();
}
