diff --git a/unit-tests/001_init-catchup.txt b/unit-tests/001_init-catchup.txt
index 102864b..c67fb52 100644
--- a/unit-tests/001_init-catchup.txt
+++ b/unit-tests/001_init-catchup.txt
@@ -1,48 +1,37 @@
 # vim: ft=sh et :
 
 
 ticket:
     state               ST_INIT
     last_ack_ballot     1
     new_ballot          2012
 
 # No message0
 # expecting catchup query
 
 # outgoing packet: expect this data
 outgoing0:
     header.cmd          CMD_CATCHUP
     header.result       RLT_SUCCESS
 
 
-# ignore "bad" catchup data
-message1:
-    header.from         booth_conf->site[2].site_id
-    header.cmd          CMR_CATCHUP
-    header.result       243521741
-
-outgoing1:
-    header.cmd          CMD_CATCHUP
-    header.result       RLT_SUCCESS
-
-
 # should be accepted
 message2:               # valid CMR_CATCHUP
     header.cmd          CMR_CATCHUP
     header.result       RLT_SUCCESS
     header.from         booth_conf->site[2].site_id
     ticket.ballot       2062
     ticket.prev_ballot  2052
     ticket.owner        -1
 
 # nothing goes out
 
 
 # after a delay, check final state
 finally:
 # should be overwritten
     last_ack_ballot     2052
 # should not be - a OP_PREPARING would fetch the new value
     new_ballot          2012
 # too low-level
 #    proposal_acknowledges 5
diff --git a/unit-tests/002_bad_packets.txt b/unit-tests/002_bad_packets.txt
new file mode 100644
index 0000000..b00c497
--- /dev/null
+++ b/unit-tests/002_bad_packets.txt
@@ -0,0 +1,34 @@
+# vim: ft=sh et :
+#
+# This test is mostly concerned with ignoring invalid packets.
+# We're expecting catchup queries.
+
+
+ticket:
+    state               ST_INIT
+    last_ack_ballot     1
+    new_ballot          2012
+
+
+# defaults
+message:
+    header.cmd          CMR_CATCHUP
+    ticket.ballot       99
+    ticket.prev_ballot  98
+
+
+message0:               "bad result code"
+    header.from         booth_conf->site[2].site_id
+    header.result       243521741
+
+outgoing0:
+    state               ST_INIT
+
+
+message1:               "bad sender"
+    header.from         71
+    header.result       0
+
+outgoing1:
+    state               ST_INIT
+