public void DataSourceWatcher_ErrorOccurs_ErrorEventIsFired()
{
var exception = new InternalTestFailureException();
var errorEventFired = false;
var onStart = new Action <IDataSourceWatcher>(dsw =>
{
});
var onStop = new Action <IDataSourceWatcher>(dsw =>
{
});
var dataSource = MockRepository.GenerateMock <IDataSource>();
var dataSourceWatcher = new MockDataSourceWatcher(onStart, onStop);
dataSourceWatcher.Error += (sender, e) =>
{
errorEventFired = true;
Assert.AreEqual(exception, e.Exception);
};
dataSourceWatcher.Start();
dataSourceWatcher.RaiseErrorEvent(exception);
dataSourceWatcher.Stop();
Assert.IsTrue(errorEventFired);
}
public void DataSourceWatcher_DataSourceIsAvailable_DataSourceAvailableEventIsFired()
{
var dataSourceAvailableEventFired = false;
var onStart = new Action <IDataSourceWatcher>(dsw =>
{
});
var onStop = new Action <IDataSourceWatcher>(dsw =>
{
});
var dataSource = MockRepository.GenerateMock <IDataSource>();
var dataSourceWatcher = new MockDataSourceWatcher(onStart, onStop);
dataSourceWatcher.DataSourceAvailable += (sender, e) =>
{
dataSourceAvailableEventFired = true;
Assert.AreEqual(dataSource, e.DataSource);
};
dataSourceWatcher.Start();
dataSourceWatcher.RaiseDataSourceAvailableEvent(dataSource);
dataSourceWatcher.Stop();
Assert.IsTrue(dataSourceAvailableEventFired);
}
public void DataSourceWatcher_StartAndStop_StateIsUpdatedAccordingly()
{
var startingStateFlag = false;
var startedStateFlag = false;
var stoppingStateFlag = false;
var stoppedStateFlag = false;
var onStart = new Action <IDataSourceWatcher>(dsw =>
{
startingStateFlag = dsw.State == DataSourceWatcherState.Starting;
});
var onStop = new Action <IDataSourceWatcher>(dsw =>
{
stoppingStateFlag = dsw.State == DataSourceWatcherState.Stopping;
});
var dataSourceWatcher = new MockDataSourceWatcher(onStart, onStop);
dataSourceWatcher.Start();
startedStateFlag = dataSourceWatcher.State == DataSourceWatcherState.Started;
dataSourceWatcher.Stop();
stoppedStateFlag = dataSourceWatcher.State == DataSourceWatcherState.Stopped;
Assert.IsTrue(startingStateFlag);
Assert.IsTrue(startedStateFlag);
Assert.IsTrue(stoppingStateFlag);
Assert.IsTrue(stoppedStateFlag);
}
public void DataSourceWatcher_StopWithoutStart_ExceptionIsThrown()
{
var onStart = new Action <IDataSourceWatcher>(dsw =>
{
});
var onStop = new Action <IDataSourceWatcher>(dsw =>
{
});
var dataSourceWatcher = new MockDataSourceWatcher(onStart, onStop);
dataSourceWatcher.Stop();
}
public void DataSourceWatcher_OnStartThrowsException_ExceptionIsPropogated()
{
var onStart = new Action <IDataSourceWatcher>(dsw =>
{
throw new InternalTestFailureException();
});
var onStop = new Action <IDataSourceWatcher>(dsw =>
{
});
var dataSourceWatcher = new MockDataSourceWatcher(onStart, onStop);
dataSourceWatcher.Start();
}
