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Detect started threads when require only
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# frozen_string_literal: false | ||
require 'test/unit' | ||
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class TestRequireLib < Test::Unit::TestCase | ||
TEST_RATIO = ENV["TEST_REQUIRE_THREAD_RATIO"]&.tap {|s|break s.to_f} || 0.05 # testing all files needs too long time... | ||
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Dir.glob(File.expand_path('../../lib/**/*.rb', __dir__)).each do |lib| | ||
# skip some problems | ||
next if %r!/lib/(?:bundler|rubygems)\b! =~ lib | ||
next if %r!/lib/(?:debug|mkmf)\.rb\z! =~ lib | ||
# skip because "in `<module:Maker>': undefined method `add_maker' for RSS::Maker:Module (NoMethodError)" | ||
next if %r!/lib/rss\b! =~ lib | ||
# skip many files that almost use no threads | ||
next if TEST_RATIO < rand(0.0..1.0) | ||
define_method "test_thread_size:#{lib}" do | ||
assert_separately(['--disable-gems', '-W0'], "#{<<~"begin;"}\n#{<<~"end;"}") | ||
begin; | ||
n = Thread.list.size | ||
begin | ||
require #{lib.dump} | ||
rescue Exception | ||
skip $! | ||
end | ||
assert_equal n, Thread.list.size | ||
end; | ||
end | ||
end | ||
end |