func (s *oplogSuite) assertNoOplog(c *gc.C, tailer *mongo.OplogTailer) {
select {
case _, ok := <-tailer.Out():
if !ok {
c.Fatalf("tailer unexpectedly died: %v", tailer.Err())
}
c.Fatal("unexpected oplog activity reported")
case <-time.After(coretesting.ShortWait):
// Success
}
}
func (s *oplogSuite) getNextOplog(c *gc.C, tailer *mongo.OplogTailer) *mongo.OplogDoc {
select {
case doc, ok := <-tailer.Out():
if !ok {
c.Fatalf("tailer unexpectedly died: %v", tailer.Err())
}
return doc
case <-time.After(coretesting.LongWait):
c.Fatal("timed out waiting for oplog doc")
}
return nil
}
func (s *oplogSuite) assertStopped(c *gc.C, tailer *mongo.OplogTailer) {
// Output should close.
select {
case _, ok := <-tailer.Out():
c.Assert(ok, jc.IsFalse)
case <-time.After(coretesting.LongWait):
c.Fatal("tailer output should have closed")
}
// OplogTailer should die.
select {
case <-tailer.Dying():
// Success.
case <-time.After(coretesting.LongWait):
c.Fatal("tailer should have died")
}
}