1 files changed, 21 insertions, 0 deletions
diff --git a/test/test_old_segfaults.rb b/test/test_old_segfaults.rb
new file mode 100644
index 0000000..0814150
--- /dev/null
+++ b/test/test_old_segfaults.rb
@@ -0,0 +1,21 @@
+require 'test/unit'
+require 'rpatricia'
+
+# things that used to segfault before the introduction of
+# Patricia::Node will now raise NoMethodError
+class TestOldSegfaults < Test::Unit::TestCase
+
+  def test_used_to_segfault
+    assert_raises(NoMethodError) { Patricia.new.data }
+  end
+
+  def test_node_method
+    t = Patricia.new
+    t.add('10.0.0.0/8', 'big_lan')
+    if matched = t.match_best('10.1.2.3')
+      assert_kind_of Patricia::Node, matched
+      assert_equal 'big_lan', matched.data
+      assert_raises(NoMethodError) { matched.destroy }
+    end
+  end
+end