public void Initstatement_is_idempotent(SqlSettings settings)
{
var config = new EngineConfiguration();
config.JournalStorage = StorageType.Sql;
config.SqlSettings = settings;
config.SqlSettings.TableName = "test-" + Guid.NewGuid();
config.CreateCommandStore();
config.CreateCommandStore();
}
public void FileStorageIsDefault()
{
var config = new EngineConfiguration().WithRandomLocation();
var storage = config.CreateCommandStore();
Assert.IsTrue(storage is FileCommandStore);
Directory.Delete(config.Location.OfJournal, true);
}
public void FileStorageIsDefault()
{
var config = new EngineConfiguration().WithRandomLocation();
var storage = config.CreateCommandStore();
Assert.IsTrue(storage is FileCommandStore);
Directory.Delete(config.Location.OfJournal, true);
}
public void AsyncJournalingYieldsAsyncWriter()
{
var config = new EngineConfiguration(Guid.NewGuid().ToString());
config.AsynchronousJournaling = true;
config.SetCommandStoreFactory(c => new InMemoryCommandStore(c));
var store = config.CreateCommandStore();
var writer = store.CreateJournalWriter(1);
Assert.IsTrue(writer is AsynchronousJournalWriter);
}
public void InjectedStorageIsResolved()
{
var config = new EngineConfiguration()
.WithRandomLocation();
var expected = new FileCommandStore(config);
config.SetCommandStoreFactory((c) => expected);
var actual = config.CreateCommandStore();
Assert.AreSame(expected, actual);
Directory.Delete(config.Location.OfJournal, true);
}
public void SyncJournalingYieldsSyncWriter()
{
var config = new EngineConfiguration(Guid.NewGuid().ToString());
config.AsynchronousJournaling = false;
config.SetCommandStoreFactory(c => new InMemoryCommandStore(c));
var store = config.CreateCommandStore();
var writer = store.CreateJournalWriter(1);
Assert.IsTrue(writer is StreamJournalWriter);
}
public void InjectedStorageIsResolved()
{
var config = new EngineConfiguration()
.WithRandomLocation();
var expected = new FileCommandStore(config);
config.SetCommandStoreFactory((c) => expected);
var actual = config.CreateCommandStore();
Assert.AreSame(expected, actual);
Directory.Delete(config.Location.OfJournal, true);
}
public void Journal_file_rolls_over_after_snapshot()
{
var config = new EngineConfiguration().ForIsolatedTest();
var engine = Engine.Create <TestModel>(config);
var store = (InMemoryCommandStore)config.CreateCommandStore();
engine.Execute(new TestCommandWithResult());
int segmentsBefore = store.JournalSegments;
engine.CreateSnapshot();
Assert.AreEqual(segmentsBefore + 1, store.JournalSegments);
}
public void SnapshotPerTransactionCreatesSnapshotsAndNoJournalEntries()
{
var config = new EngineConfiguration().ForIsolatedTest().ForImmutability();
config.PersistenceMode = PersistenceMode.SnapshotPerTransaction;
var engine = Engine.Create<ImmutableModel>(config);
engine.Execute(new AppendNumberCommand(2));
engine.Execute(new AppendNumberCommand(42));
engine.Execute(new AppendNumberCommand(12));
engine.Close();
var commandStore = config.CreateCommandStore();
var snapshotStore = config.CreateSnapshotStore();
Assert.AreEqual(3, snapshotStore.Snapshots.Count());
Assert.AreEqual(0, commandStore.GetJournalEntries().OfType<JournalEntry<Command>>().Count());
}
public void Journal_is_truncated_after_snapshot()
{
var config = new EngineConfiguration().ForIsolatedTest();
config.TruncateJournalOnSnapshot = true;
var engine = Engine.Create <TestModel>(config);
var store = config.CreateCommandStore();
engine.Execute(new TestCommandWithResult());
engine.CreateSnapshot();
ulong revision = engine.GetModel().Revision;
engine.Execute(new TestCommandWithResult());
Assert.AreEqual(1, store.CommandEntries().Count(), "Expected single command in store after truncate");
Assert.AreEqual(revision + 1, store.CommandEntries().First().Id);
}
public void SnapshotPerTransactionCreatesSnapshotsAndNoJournalEntries()
{
var config = new EngineConfiguration().ForIsolatedTest().ForImmutability();
config.PersistenceMode = PersistenceMode.SnapshotPerTransaction;
var engine = Engine.Create <ImmutableModel>(config);
engine.Execute(new AppendNumberCommand(2));
engine.Execute(new AppendNumberCommand(42));
engine.Execute(new AppendNumberCommand(12));
engine.Close();
var commandStore = config.CreateCommandStore();
var snapshotStore = config.CreateSnapshotStore();
Assert.AreEqual(3, snapshotStore.Snapshots.Count());
Assert.AreEqual(0, commandStore.GetJournalEntries().OfType <JournalEntry <Command> >().Count());
}
public void CanLoadAndCreateRepeatedly()
{
var config = new EngineConfiguration().WithRandomLocation();
try
{
var engine = Engine.LoadOrCreate <TestModel>(config);
engine.Execute(new TestCommandWithResult());
engine.Close();
engine = Engine.LoadOrCreate <TestModel>(config);
engine.Close();
}
finally
{
Thread.Sleep(40);
if (config.CreateCommandStore() is FileCommandStore)
{
Directory.Delete(config.JournalPath, true);
}
}
}
public void SqlProviderIntegrationTest(SqlSettings settings)
{
var config = new EngineConfiguration();
config.JournalStorage = StorageType.Sql;
config.SqlSettings = settings;
config.SqlSettings.TableName = "test-" + Guid.NewGuid();
config.SnapshotPath = Guid.NewGuid().ToString();
config.TruncateJournalOnSnapshot = true;
var engine = Engine.For <TestModel>(config);
int initial = engine.Execute(new DelegateQuery <TestModel, int>(m => m.CommandsExecuted));
engine.Execute(new TestCommandWithoutResult());
int actual = engine.Execute(new TestCommandWithResult());
Assert.AreEqual(initial + 2, actual);
Config.Engines.CloseAll();
engine = Engine.For <TestModel>(config);
actual = engine.Execute(new TestCommandWithResult());
Assert.AreEqual(initial + 3, actual);
Config.Engines.All.First().CreateSnapshot();
var store = config.CreateCommandStore();
Assert.AreEqual(0, store.CommandEntries().Count(), "journal should be empty after snapshot");
Config.Engines.CloseAll();
engine = Engine.For <TestModel>(config);
int commandsExecuted = engine.Execute(new DelegateQuery <TestModel, int>(m => m.CommandsExecuted));
Assert.AreEqual(commandsExecuted, actual, "state should be same after close and reload");
Config.Engines.CloseAll();
//cleanup
Directory.Delete(config.SnapshotPath, true);
}
public ModelLoader(EngineConfiguration config, ICommandStore commandStore = null, ISnapshotStore snapshotStore = null)
{
_commandStore = commandStore ?? config.CreateCommandStore();
_snapshotStore = snapshotStore ?? config.CreateSnapshotStore();
}
public ModelLoader(EngineConfiguration config, ICommandStore commandStore = null, ISnapshotStore snapshotStore = null)
{
_commandStore = commandStore ?? config.CreateCommandStore();
_snapshotStore = snapshotStore ?? config.CreateSnapshotStore();
}