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* ext/pty/pty.c (pty_check): should return nil until the child

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terminates or stops.  [ruby-dev:44600] [Bug #2642]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2011-10-14 03:14:00 +00:00
parent 3a0e582e1f
commit 039f12b5bb
3 changed files with 38 additions and 1 deletions
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32
test/test_pty.rb
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@ -163,5 +163,37 @@ class TestPTY < Test::Unit::TestCase
}
end
end
def test_pty_check_default
st1 = st2 = pid = nil
`echo` # preset $?
PTY.spawn("cat") do |r,w,id|
pid = id
st1 = PTY.check(pid)
w.close
r.close
sleep(0.1)
st2 = PTY.check(pid)
end
assert_equal(pid, st1.pid) if st1
assert_nil(st1)
assert_equal(pid, st2.pid)
end
def test_pty_check_raise
bug2642 = '[ruby-dev:44600]'
st1 = st2 = pid = nil
PTY.spawn("cat") do |r,w,id|
pid = id
assert_nothing_raised(PTY::ChildExited, bug2642) {st1 = PTY.check(pid, true)}
w.close
r.close
sleep(0.1)
st2 = assert_raise(PTY::ChildExited, bug2642) {PTY.check(pid, true)}.status
end
assert_equal(pid, st1.pid) if st1
assert_nil(st1)
assert_equal(pid, st2.pid)
end
end if defined? PTY