1 files changed, 39 insertions, 0 deletions
diff --git a/test/ruby/test_iterator.rb b/test/ruby/test_iterator.rb
index 83bfb25255..d05309adfc 100644
--- a/test/ruby/test_iterator.rb
+++ b/test/ruby/test_iterator.rb
@@ -359,4 +359,43 @@ class TestIterator < Test::Unit::TestCase
   def test_iter4
     ITER_TEST4.new.foo(44){55}
   end
+
+  def test_break__nested_loop1
+    _test_break__nested_loop1 do
+      break
+    end
+  end
+
+  def _test_break__nested_loop1
+    while true
+      yield
+    end
+    assert(false, "must not reach here")
+  end
+
+  def test_break__nested_loop2
+    _test_break__nested_loop2 do
+      break
+    end
+  end
+
+  def _test_break__nested_loop2
+    until false
+      yield
+    end
+    assert(false, "must not reach here")
+  end
+
+  def test_break__nested_loop3
+    _test_break__nested_loop3 do
+      break
+    end
+  end
+
+  def _test_break__nested_loop3
+    loop do
+      yield
+    end
+    assert(false, "must not reach here")
+  end
 end