Kazuhiro NISHIYAMA a83c46e3fd Add more debug info ... closed server doesn't have useful info. So call inspect before close. And add local debug code in comment. 20191215T092405Z.fail.html.gz ``` 1) Failure: IMAPTest#test_connection_closed_without_greeting [/export/home/rubyci/chkbuild-tmp/tmp/build/20191215T092405Z/ruby/test/net/imap/test_imap.rb:483]: [Net::IMAP::Error] exception expected, not #<RuntimeError: {:e=>#<Errno::EINVAL: Invalid argument - connect(2) for [::1]:41748>, :server=>#<TCPServer:(closed)>, :port=>41748, :server_addr=>"::1"}>. ```		2019-12-15 20:09:24 +09:00
..
fixtures	test/net/fixtures/Makefile: moved from test/net/imap	2019-01-02 04:18:34 +00:00
ftp	Add Net::FTP#features and Net::FTP#option	2019-09-02 14:43:51 +09:00
http	fix ipaddr parameter of Net::HTTP.start to support proxy	2019-12-10 19:12:21 +09:00
imap	Add more debug info	2019-12-15 20:09:24 +09:00
pop	net/pop: make modified strings mutable	2018-01-30 00:22:22 +00:00
protocol	Add max option to TestProtocol#create_mockio	2019-06-29 17:52:57 +09:00
smtp	Removed unused variables	2019-06-30 08:45:01 +09:00