TCPSocket#read blocks given zero when there's nothing to read
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Key: JRUBY-6153
URL: https://jira.codehaus.org/browse/JRUBY-6153
Project: JRuby
Issue Type: Bug
Components: Standard Library
Affects Versions: JRuby 1.6.4, JRuby 1.6.3
Environment: Mac OS X 10.6.8
java version "1.6.0_26"
Java(TM) SE Runtime Environment (build 1.6.0_26-b03-384-10M3425)
Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02-384, mixed mode)
Reporter: John Hume
Assignee: Thomas E Enebo
When there's nothing to read, TCPSocket#read blocks (indefinitely?) when passed
zero. MRI returns an empty string immediately.
This causes https://github.com/thoughtbot/capybara-webkit to hang.
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