diff --git a/test/test_hpack.py b/test/test_hpack.py
index 468e55e..c462fb4 100644
--- a/test/test_hpack.py
+++ b/test/test_hpack.py
@@ -224,6 +224,23 @@
     def test_resizing_header_table_sends_multiple_updates(self):
         e = Encoder()
 
+        e.header_table_size = 40
+        e.header_table_size = 100
+        e.header_table_size = 40
+
+        header_set = [(':method', 'GET')]
+        out = e.encode(header_set, huffman=True)
+        assert out == b'\x3F\x09\x3F\x45\x3F\x09\x82'
+
+    def test_resizing_header_table_to_same_size_ignored(self):
+        e = Encoder()
+
+        # These size changes should be ignored
+        e.header_table_size = 4096
+        e.header_table_size = 4096
+        e.header_table_size = 4096
+
+        # These size changes should be encoded
         e.header_table_size = 40
         e.header_table_size = 100
         e.header_table_size = 40