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-rw-r--r--test/ruby/test_io.rb14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 469498cb0c0..55e034e3a13 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -2801,4 +2801,18 @@ End
end
}
end if /mswin|mingw/ =~ RUBY_PLATFORM
+
+ def test_read_unlocktmp_ensure
+ bug8669 = '[ruby-core:56121] [Bug #8669]'
+
+ str = ""
+ r, = IO.pipe
+ t = Thread.new { r.read(nil, str) }
+ sleep 0.1 until t.stop?
+ t.raise
+ sleep 0.1 while t.alive?
+ assert_nothing_raised(RuntimeError, bug8669) { str.clear }
+ ensure
+ t.kill
+ end
end