diff options
-rw-r--r-- | test/ruby/test_io.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb index 5d14aae601..5c98a59be0 100644 --- a/test/ruby/test_io.rb +++ b/test/ruby/test_io.rb @@ -533,9 +533,10 @@ class TestIO < Test::Unit::TestCase if have_nonblock? def test_copy_stream_no_busy_wait + msg = 'r58534 [ruby-core:80969] [Backport #13533]' IO.pipe do |r,w| r.nonblock = true - assert_cpu_usage_low('r58534 [ruby-core:80969] [Backport #13533]') do + assert_cpu_usage_low(msg, pct: 0.11) do th = Thread.new { IO.copy_stream(r, IO::NULL) } sleep 0.1 w.close |