diff --git a/tests/unit-tests/test-exclude.cpp b/tests/unit-tests/test-exclude.cpp
index 1cc708d..38a811a 100644
--- a/tests/unit-tests/test-exclude.cpp
+++ b/tests/unit-tests/test-exclude.cpp
@@ -117,6 +117,49 @@
                       Exclude::Error);
 }
 
+BOOST_AUTO_TEST_CASE(Malformed)
+{
+  Exclude e1;
+  BOOST_CHECK_THROW(e1.wireEncode(), Exclude::Error);
+
+  Exclude e2;
+
+  // top-level TLV-TYPE is not tlv::Exclude
+  const uint8_t NON_EXCLUDE[] = { 0x01, 0x02, 0x13, 0x00 };
+  BOOST_CHECK_THROW(e2.wireDecode(Block(NON_EXCLUDE, sizeof(NON_EXCLUDE))),
+                    tlv::Error);
+
+  // Exclude element is empty
+  const uint8_t EMPTY_EXCLUDE[] = { 0x10, 0x00 };
+  BOOST_CHECK_THROW(e2.wireDecode(Block(EMPTY_EXCLUDE, sizeof(EMPTY_EXCLUDE))),
+                    Exclude::Error);
+
+  // Exclude element contains unknown element
+  const uint8_t UNKNOWN_COMP1[] = { 0x10, 0x02, 0xAA, 0x00 };
+  BOOST_CHECK_THROW(e2.wireDecode(Block(UNKNOWN_COMP1, sizeof(UNKNOWN_COMP1))),
+                    Exclude::Error);
+
+  // Exclude element contains unknown element
+  const uint8_t UNKNOWN_COMP2[] = { 0x10, 0x05, 0x08, 0x01, 0x54, 0xAA, 0x00 };
+  BOOST_CHECK_THROW(e2.wireDecode(Block(UNKNOWN_COMP2, sizeof(UNKNOWN_COMP2))),
+                    Exclude::Error);
+
+  // // <Exclude><Any/></Exclude>
+  // const uint8_t ONLY_ANY[] = { 0x10, 0x02, 0x13, 0x00 };
+  // BOOST_CHECK_THROW(e2.wireDecode(Block(ONLY_ANY, sizeof(ONLY_ANY))),
+  //                   Exclude::Error);
+
+  // <Exclude><Any/><Any/></Exclude>
+  const uint8_t ANY_ANY[] = { 0x10, 0x04, 0x13, 0x00, 0x13, 0x00 };
+  BOOST_CHECK_THROW(e2.wireDecode(Block(ANY_ANY, sizeof(ANY_ANY))),
+                                  Exclude::Error);
+
+  // // <Exclude><Any/><NameComponent>T</NameComponent><Any/></Exclude>
+  // const uint8_t ANY_COMPONENT_ANY[] = { 0x10, 0x07, 0x13, 0x00, 0x08, 0x01, 0x54, 0x13, 0x00 };
+  // BOOST_CHECK_THROW(e2.wireDecode(Block(ANY_COMPONENT_ANY, sizeof(ANY_COMPONENT_ANY))),
+  //                   Exclude::Error);
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 } // namespace ndn