Moved acceptance tests into tests/acceptance

tests/acceptance/fakes/source/connect_during_hello.rb

@@ -0,0 +1,19 @@
+#!/usr/bin/env ruby
+
+# Connect to the destination, then hang.  Connect a second time to the
+# destination.  This will trigger the destination's thread clearer.
+
+require 'flexnbd/fake_source'
+include FlexNBD::FakeSource
+
+addr, port = *ARGV
+
+# client_sock1 is a connection the destination is expecting.
+client_sock1 = connect( addr, port, "Timed out connecting" )
+sleep(0.25)
+client_sock2 = connect( addr, port, "Timed out connecting a second time" )
+
+# This is the expected source crashing after connect
+client_sock1.close
+# And this is just a tidy-up.
+client_sock2.close