internal void MaxWithTypedProperty(IMongoFacadeTransaction tx, Maybe <EventID> max)
{
Given["a mongo collection"] = () => Env.DB.CreateCollectionAsync("test");
USING["a transaction"] = () => {
ITransaction t = DB.StartTransactionAsync().Result;
tx = DB.UseTransaction(t);
return(t);
};
When["calling Max on an empty collection"] = async() => max = await tx
.GetCollection <TypedPropertyClass>("test")
.Max(x => x.ID);
THEN["None<T> is returned"] = () => max.Should().Be(None <EventID> .Value);
And["a collection with a few items"] = () => tx
.GetCollection <TypedPropertyClass>("test")
.InsertManyAsync(new uint[] { 1, 3, 7, 2 }.Select(x => new TypedPropertyClass(id: x)));
When["calling Max"] = async() => max = await tx
.GetCollection <TypedPropertyClass>("test")
.Max(x => x.ID);
THEN["the maximum value is returned"] = () =>
max.Value.Serialize().Should().Be(7);
}
internal void MaxWithUntypedProperty(IMongoFacadeTransaction tx, Maybe <object> max, Maybe <EventID> typedMax)
{
GIVEN["a ClassMap with custom serializer"] = () => BsonClassMap.RegisterClassMap <UntypedPropertyClass>(m => m
.MapIdField(x => x.ID)
.SetSerializer(EventIDSerializer.CastInstance));
Given["a mongo collection"] = () => Env.DB.CreateCollectionAsync("test");
USING["a transaction"] = () => {
ITransaction t = DB.StartTransactionAsync().Result;
tx = DB.UseTransaction(t);
return(t);
};
When["calling Max on an empty collection"] = async() => max = await tx
.GetCollection <UntypedPropertyClass>("test")
.Max(x => x.ID);
THEN["None<T> is returned"] = () => max.Should().Be(None <Object> .Value);
And["a collection with a few items"] = () => tx
.GetCollection <UntypedPropertyClass>("test")
.InsertManyAsync(new uint[] { 1, 3, 7, 2 }.Select(x => new UntypedPropertyClass(id: x)));
When["calling Max"] = async() => max = await tx
.GetCollection <UntypedPropertyClass>("test")
.Max(x => x.ID);
THEN["the maximum value is returned"] = () => {
max.Value.Should().BeOfType <EventID>();
max.Value.As <EventID>().Serialize().Should().Be(7);
};
When["calling Max on a interface-typed collection"] = async() => typedMax = await tx
.GetCollection <UntypedPropertyClass>("test")
.Max <EventID>("_id");
THEN["the maximum value is returned"] = () => {
typedMax.Value.Should().BeOfType <EventID>();
typedMax.Value.As <EventID>().Serialize().Should().Be(7);
};
}
public MongoEventStoreTransaction(MongoEventStore store, IMongoFacadeTransaction transaction)
{
_store = store;
_transaction = transaction;
}
public IEventStoreTransaction UseTransaction(ITransaction transaction)
{
IMongoFacadeTransaction facadeTx = _db.UseTransaction(transaction);
return(new MongoEventStoreTransaction(this, facadeTx));
}