* bootstraptest/test_io.rb: block write may block for long time.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24232 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 16 insertions, 13 deletions

diff --git a/bootstraptest/test_io.rb b/bootstraptest/test_io.rb
index 83b38f8cce..2294654211 100644
--- a/bootstraptest/test_io.rb
+++ b/bootstraptest/test_io.rb
@@ -11,19 +11,22 @@ assert_finish 5, %q{
 assert_finish 10, %q{
   begin
     require "io/nonblock"
-    r, w = IO.pipe
-    w.nonblock = true
-    w.write_nonblock("a" * 100000)
-    w.nonblock = false
-    t1 = Thread.new { w.write("b" * 4096) }
-    t2 = Thread.new { w.write("c" * 4096) }
-    sleep 0.5
-    r.sysread(4096).length
-    sleep 0.5
-    r.sysread(4096).length
-    t1.join
-    t2.join
-  rescue LoadError
+    require "timeout"
+    timeout(3) do
+      r, w = IO.pipe
+      w.nonblock = true
+      w.write_nonblock("a" * 100000)
+      w.nonblock = false
+      t1 = Thread.new { w.write("b" * 4096) }
+      t2 = Thread.new { w.write("c" * 4096) }
+      sleep 0.5
+      r.sysread(4096).length
+      sleep 0.5
+      r.sysread(4096).length
+      t1.join
+      t2.join
+    end
+  rescue LoadError, TimeoutError
   end
 }, '[ruby-dev:32566]'