$_ is not nil after IO.gets after EOF
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Key: JRUBY-2528
URL: http://jira.codehaus.org/browse/JRUBY-2528
Project: JRuby
Issue Type: Bug
Affects Versions: JRuby 1.1
Environment: OS: Windows Vista Ultimate Service Pack 1
java version "1.6.0_06"
Java(TM) SE Runtime Environment (build 1.6.0_06-b02)
Java HotSpot(TM) Client VM (build 10.0-b22, mixed mode, sharing)
Reporter: Gabor Kolok
Assignee: Thomas E Enebo
Attachments: main.rb
The following test fails on JRuby, and not on MR:
require 'stringio'
require 'test/unit'
class TestIOGets < Test::Unit::TestCase
def test_dollar_nil
io = StringIO.new( "line")
io.gets
io.gets
assert_nil($_)
end
end
1) Failure:
test_dollar_nil(TestIOGets)
<nil> expected but was
<"line">.
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