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Backport #5335 » old_thread_select-skip-ancient-linux.patch

normalperson (Eric Wong), 09/19/2011 06:10 PM

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test/-ext-/old_thread_select/test_old_thread_select.rb
class TestOldThreadSelect < Test::Unit::TestCase
require '-test-/old_thread_select/old_thread_select'
ANCIENT_LINUX = RUBY_PLATFORM =~ /linux/ && `uname -r`.chomp < '2.6.32'
def with_pipe
r, w = IO.pipe
begin
......
rc = IO.old_thread_select([r.fileno], nil, nil, 0.001)
diff = Time.now - t0
assert_equal 0, rc
assert diff >= 0.001, "returned too early"
assert_operator diff, :>=, 0.001, "returned too early: diff=#{diff}"
end
end
end unless ANCIENT_LINUX
def test_old_select_error_timeout
bug5299 = '[ruby-core:39380]'
......
rc = IO.old_thread_select(nil, nil, [r.fileno], 0.001)
diff = Time.now - t0
assert_equal 0, rc, bug5299
assert_operator diff, :>=, 0.001, "returned too early"
assert_operator diff, :>=, 0.001, "returned too early: diff=#{diff}"
end
end
end unless ANCIENT_LINUX
def test_old_select_false_positive
bug5306 = '[ruby-core:39435]'
......
end
rc = nil
t0 = Time.now
diff = nil
with_pipe do |r,w|
assert_nothing_raised do
t0 = Time.now
rc = IO.old_thread_select([r.fileno], nil, nil, 1)
diff = Time.now - t0
end
end
diff = Time.now - t0
assert diff >= 1.0, "interrupted or short wait"
unless ANCIENT_LINUX
assert_operator diff, :>=, 1, "interrupted or short wait: diff=#{diff}"
end
assert_equal 0, rc
assert_equal true, thr.value
assert received, "SIGINT not received"
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