public void EntityConnection_StateChangeEvents_are_fired_when_state_changes()
{
using (var context = new SimpleModelContext())
{
EntityConnection entityConnection = (EntityConnection)((IObjectContextAdapter)context).ObjectContext.Connection;
ConnectionEventsTracker dbConnectionTracker = new ConnectionEventsTracker(entityConnection.StoreConnection);
ConnectionEventsTracker entityConnectionTracker = new ConnectionEventsTracker(entityConnection);
ConnectionState state = ConnectionState.Closed;
// verify that the open and close events have not been fired yet
dbConnectionTracker.VerifyNoConnectionEventsWereFired();
entityConnectionTracker.VerifyNoConnectionEventsWereFired();
DbConnection storeConnection = entityConnection.StoreConnection;
storeConnection.Open();
// verify the open event has been fired on the store connection but not yet on the EntityConnection
dbConnectionTracker.VerifyConnectionOpenedEventWasFired();
entityConnectionTracker.VerifyNoConnectionEventsWereFired();
// look at the EntityConnection's State (side-effect is we fire an event)
state = entityConnection.State;
Assert.Equal(ConnectionState.Open, state);
// now the open event should have been fired on both connections
dbConnectionTracker.VerifyConnectionOpenedEventWasFired();
entityConnectionTracker.VerifyConnectionOpenedEventWasFired();
storeConnection.Close();
// verify the close event has been fired on the store connection but not yet on the EntityConnection
dbConnectionTracker.VerifyConnectionOpenCloseEventsWereFired();
entityConnectionTracker.VerifyConnectionOpenedEventWasFired();
// look at the EntityConnection's State (side-effect is we fire an event)
state = entityConnection.State;
Assert.Equal(ConnectionState.Closed, state);
// now the close events should have been fired on both connections
dbConnectionTracker.VerifyConnectionOpenCloseEventsWereFired();
entityConnectionTracker.VerifyConnectionOpenCloseEventsWereFired();
}
}
public void EntityConnection_StateChangeEvents_are_fired_when_state_changes()
{
using (var context = new SimpleModelContext())
{
var entityConnection = (EntityConnection)((IObjectContextAdapter)context).ObjectContext.Connection;
var dbConnectionTracker = new ConnectionEventsTracker(entityConnection.StoreConnection);
var entityConnectionTracker = new ConnectionEventsTracker(entityConnection);
// verify that the open and close events have not been fired yet
dbConnectionTracker.VerifyNoConnectionEventsWereFired();
entityConnectionTracker.VerifyNoConnectionEventsWereFired();
var storeConnection = entityConnection.StoreConnection;
storeConnection.Open();
// verify the open event has been fired on the store connection and the EntityConnection
// was subscribed so it updated too
dbConnectionTracker.VerifyConnectionOpenedEventWasFired();
entityConnectionTracker.VerifyConnectionOpenedEventWasFired();
storeConnection.Close();
// verify the close event has been fired on the store connection and the EntityConnection
// was subscribed so it updated too
dbConnectionTracker.VerifyConnectionOpenCloseEventsWereFired();
entityConnectionTracker.VerifyConnectionOpenCloseEventsWereFired();
}
}