1 files changed, 53 insertions, 0 deletions
diff --git a/bootstraptest/test_thread.rb b/bootstraptest/test_thread.rb
index 66b53634ac..d7ef671f73 100644
--- a/bootstraptest/test_thread.rb
+++ b/bootstraptest/test_thread.rb
@@ -302,3 +302,56 @@ assert_normal_exit %q{
 assert_normal_exit %q{
   Thread.new("foo", &Object.method(:class_eval)).join
 }, '[ruby-dev:34128]'
+
+assert_equal 'ok', %q{
+  begin
+    Thread.new { Thread.stop }
+    Thread.stop
+    :ng
+  rescue Exception
+    :ok
+  end
+}
+
+assert_equal 'ok', %q{
+  begin
+    m1, m2 = Mutex.new, Mutex.new
+    Thread.new { m1.lock; sleep 1; m2.lock }
+    m2.lock; sleep 1; m1.lock
+    :ng
+  rescue Exception
+    :ok
+  end
+}
+
+assert_equal 'ok', %q{
+  m = Mutex.new
+  Thread.new { m.lock }; sleep 1; m.lock
+  :ok
+}
+
+assert_equal 'ok', %q{
+  m = Mutex.new
+  Thread.new { m.lock }; m.lock
+  :ok
+}
+
+assert_equal 'ok', %q{
+  m = Mutex.new
+  Thread.new { m.lock }.join; m.lock
+  :ok
+}
+
+assert_equal 'ok', %q{
+  m = Mutex.new
+  Thread.new { m.lock; sleep 2 }
+  sleep 1; m.lock
+  :ok
+}
+
+assert_equal 'ok', %q{
+  m = Mutex.new
+  Thread.new { m.lock; sleep 2; m.unlock }
+  sleep 1; m.lock
+  :ok
+}