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test_process.rb: reduce command string size

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* test/ruby/test_process.rb (test_spawn_too_long_path),
  (test_aspawn_too_long_path): reduce command string size until
  intended exception occurs.  [ruby-core:51592] [Bug #7721]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38934 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-01-25 01:37:34 +00:00
parent c8a4d4b071
commit 8cc69387e0
1 changed files with 19 additions and 9 deletions
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28
test/ruby/test_process.rb
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@ -1377,22 +1377,32 @@ class TestProcess < Test::Unit::TestCase
end
end if File.executable?("/bin/sh")
def test_too_long_path
def test_spawn_too_long_path
bug4314 = '[ruby-core:34842]'
assert_fail_too_long_path(bug4314)
end
def test_aspawn_too_long_path
bug4315 = '[ruby-core:34833]'
assert_fail_too_long_path(bug4315)
end
def assert_fail_too_long_path(cmd, mesg = nil)
size = 1_000_000 / cmd.size
exs = [Errno::ENOENT]
exs << Errno::E2BIG if defined?(Errno::E2BIG)
EnvUtil.suppress_warning do
assert_raise(*exs, bug4314) {Process.spawn("a" * 10_000_000)}
assert_raise(*exs, mesg) do
begin
Process.spawn(cmd * size)
rescue NoMemoryError
raise if (size /= 2) < 250
retry
end
end
end
end
def test_too_long_path2
bug4315 = '[ruby-core:34833]'
exs = [Errno::ENOENT]
exs << Errno::E2BIG if defined?(Errno::E2BIG)
assert_raise(*exs, bug4315) {Process.spawn('"a"|'*10_000_000)}
end
def test_system_sigpipe
return if windows?