* Add unit tests for core::nodes::NodeStream
* Move DummyMuxer to core/tests
* Address grumbles
* Impl Debug for SubstreamRef<P>
* Add test for poll()
* Don't need to open a substream
* pretty printer test
* More tests for NodeStream poll()
* ListenerStream unit tests: transport() and listeners()
* Tests for nodes/listeners.rs
* Add a few tests to help illustrate the "drowning" behaviour of busy listeners
* Tests for HandledNode
* Address grumbles
* Remove non-project specific stuff
* Address grumbles
* Prefer freestanding function
* Untangle the code for old shutdown test from the new tests
Add HandlerState and use it in TestBuilder
Shorter test names
* WIP – tests pass
* Use a newtype to lighten up the function signatures a bit
Test NotReady case
* Cleanup Event enum
Track events as they reach the Handler
Describe complex test logic
* Assert on the event trace
* More tests for poll()
* Switch to using usize as the OutboundOpenInfo so we can assert on event contents
More tests for poll()
* whitespace
* whitespace and spelling
* WIP tests for handled_node_tasks:Task
* wip
* Move Handler related code to dummy_handler
* Sort out the events going to/from node
* WIP tests for poll
* Add a TestBuilder for NodeTask tests
More NodeTask tests
* Fixes broken test after upstream changes
* Clarify the behaviour of is_shutting_down
* Fix broken test
* Test for task exit when muxers in- and outbound are closed
* Add question about impossible Async::NotReady
* Fix tests after recent changes on master
* Upstream changes
* Tests for HandledNodesTasks
* Add test for HandledNodesTasks poll
* Test we reach all nodes and then closed all nodes
* Test event emission by HandledNodesTasks
* Rustfmt
* More rustfmt
* Less noise
* cleanup
* Address grumbles
* Better debug impl for HandledNodesTasks
* Remove tests for Task we don't need
Test Task.send_event() and id() using a HandledNodesTasks
* Rename test builders
* Don't organise tests in submodules
* whitespace
* Revert changes to Debug impl for HandledNodesTasks
* Provide poll() as a regular method when we can't fail
* Add a CollectionReachEvent that allows accepting
* Add small TODO in handled_node
* Implement Debug on collection events
* Implement Debug for CollectionStream
* Implement Debug for structs in handled_node_tasks
* Attempt to fix compilation errors with stable Rust
* Prove the unwrap
