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test/ruby/test_fiber.rb: reduce the count of object creation to cause GC

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The test consistently fails on OpenBSD.

https://rubyci.org/logs/rubyci.s3.amazonaws.com/openbsd-current/ruby-master/log/20190903T010009Z.fail.html.gz
```
  1) Failure:
TestFiber#test_fork_from_fiber [/home/chkbuild/chkbuild/tmp/build/20190903T010009Z/ruby/test/ruby/test_fiber.rb:327]:
[ruby-core:41456].
<0> expected but was
<1>.
```
This commit is contained in:
Yusuke Endoh 2019-09-03 12:27:53 +09:00
parent e6c4ea22d6
commit 547887138f
1 changed files with 3 additions and 1 deletions
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4
test/ruby/test_fiber.rb
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@ -311,7 +311,9 @@ class TestFiber < Test::Unit::TestCase
Fiber.new { Fiber.new {
xpid = fork do xpid = fork do
# enough to trigger GC on old root fiber # enough to trigger GC on old root fiber
10000.times do count = 10000
count = 1000 if /openbsd/i =~ RUBY_PLATFORM
count.times do
Fiber.new {}.transfer Fiber.new {}.transfer
Fiber.new { Fiber.yield } Fiber.new { Fiber.yield }
end end