1) ./spec/integration/change_stream_spec.rb[1:2:4:1:1]

Change stream integration try_next two errors on getMore behaves like returns a change document returns a change document

RSpec::Expectations::ExpectationNotMetError: expected nil to be a kind of BSON::Document

/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-support-3.8.0/lib/rspec/support.rb:97:in `block in <module:Support>'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-support-3.8.0/lib/rspec/support.rb:106:in `notify_failure'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/fail_with.rb:35:in `fail_with'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/handler.rb:40:in `handle_failure'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/handler.rb:50:in `block in handle_matcher'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/handler.rb:27:in `with_matcher'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/handler.rb:48:in `handle_matcher'
/opt/ruby-8cd47ac2cf636710740a6d79167f055e4c0a0154/rubies/ruby-2.5.1/lib/ruby/gems/2.5.0/gems/rspec-expectations-3.8.2/lib/rspec/expectations/expectation_target.rb:65:in `to'
/data/mci/ab9846981091ee791cd83fac123cd7ee/src/spec/integration/change_stream_spec.rb:193:in `block (4 levels) in <top (required)>'