* io.c (fptr_finalize): must not use FILE after fclose().

[ruby-dev:24985] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7411 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2004-11-29 05:00:46 +00:00 · 2004-11-29 05:00:46 +00:00 · e73b5c9bfc
parent fa69f28eb5
commit e73b5c9bfc
1 changed files with 22 additions and 0 deletions
--- a/test/io/nonblock/test_flush.rb
+++ b/test/io/nonblock/test_flush.rb
@ -0,0 +1,22 @@
+require 'test/unit'
+require 'io/nonblock'
+
+class TestIONonblock < Test::Unit::TestCase
+  def test_flush                # [ruby-dev:24985]
+    r,w = IO.pipe
+    w.nonblock = true
+    w.sync = false
+    w << "b"
+    w.flush
+    w << "a" * 4096
+    Thread.new {
+      Thread.pass
+      w.close
+    }
+    Thread.new {
+      Thread.pass
+      nil while r.read(4096)
+    }
+    assert_raise(IOError) {w.flush}
+  end
+end