private async Task<IEventStore> GetEventStore(string schema)
{
var eventStore = new PostgresEventStore(@"Server=127.0.0.1;Port=5432;Database=cedar_tests;User Id=postgres;Password=postgres;", schema);
await eventStore.DropAll(ignoreErrors: true);
await eventStore.InitializeStore();
return eventStore;
}
private async Task <IEventStore> GetEventStore(string schema)
{
var eventStore = new PostgresEventStore(@"Server=127.0.0.1;Port=5432;Database=cedar_tests;User Id=postgres;Password=postgres;", schema);
await eventStore.DropAll(ignoreErrors : true);
await eventStore.InitializeStore();
return(eventStore);
}
public async Task conccurrent_appends_might_throw_WrongExpectedVersionException_and_thats_ok()
{
var eventStore = new PostgresEventStore(@"Server=127.0.0.1;Port=5432;Database=cedar_tests;User Id=postgres;Password=postgres;");
await eventStore.DropAll(ignoreErrors: true);
await eventStore.InitializeStore();
using (eventStore)
{
for (var i = 0; i < 3; i++)
{
Parallel.For(0, 4, async (iteration) =>
{
var streamId = string.Concat("stream-", iteration);
await eventStore
.AppendToStream(streamId, ExpectedVersion.Any, new NewStreamEvent(Guid.NewGuid(), "type", "\"data\"", "\"metadata\""))
.MightThrow<WrongExpectedVersionException>("Append failed due to WrongExpectedVersion. Stream: {0}, Expected version: -2".FormatWith(streamId));
});
}
}
}
public async Task conccurrent_appends_might_throw_WrongExpectedVersionException_and_thats_ok()
{
var eventStore = new PostgresEventStore(@"Server=127.0.0.1;Port=5432;Database=cedar_tests;User Id=postgres;Password=postgres;");
await eventStore.DropAll(ignoreErrors : true);
await eventStore.InitializeStore();
using (eventStore)
{
for (var i = 0; i < 3; i++)
{
Parallel.For(0, 4, async(iteration) =>
{
var streamId = string.Concat("stream-", iteration);
await eventStore
.AppendToStream(streamId, ExpectedVersion.Any, new NewStreamEvent(Guid.NewGuid(), "type", "\"data\"", "\"metadata\""))
.MightThrow <WrongExpectedVersionException>("Append failed due to WrongExpectedVersion. Stream: {0}, Expected version: -2".FormatWith(streamId));
});
}
}
}