diff --git a/test/scripts/err_return b/test/scripts/err_return
index a45926b5d..09e9eb5e6 100755
--- a/test/scripts/err_return
+++ b/test/scripts/err_return
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 import sys
 sys.path.insert(0, "..")
+print >> sys.stderr, "output"
 sys.exit(1)
 
diff --git a/test/test_dump.py b/test/test_dump.py
index 7b2236455..46dd6dfd2 100644
--- a/test/test_dump.py
+++ b/test/test_dump.py
@@ -6,19 +6,21 @@ import utils
 
 
 class uDumpMaster(libpry.AutoTree):
-    def _cycle(self, m):
+    def _cycle(self, m, content):
         req = utils.treq()
+        req.content = content
         cc = req.client_conn
         resp = utils.tresp(req)
+        resp.content = content
         m.handle_clientconnect(cc)
         m.handle_request(req)
         m.handle_response(resp)
 
-    def _dummy_cycle(self, filt, **options):
+    def _dummy_cycle(self, filt, content, **options):
         cs = StringIO()
         o = dump.Options(**options)
         m = dump.DumpMaster(None, o, filt, outfile=cs)
-        self._cycle(m)
+        self._cycle(m, content)
         return cs.getvalue()
 
     def test_options(self):
@@ -27,16 +29,18 @@ class uDumpMaster(libpry.AutoTree):
         libpry.raises(AttributeError, dump.Options, nonexistent = 2)
 
     def test_filter(self):
-        assert not "GET" in self._dummy_cycle("~u foo", verbosity=1)
+        assert not "GET" in self._dummy_cycle("~u foo", "", verbosity=1)
 
     def test_basic(self):
         for i in (1, 2, 3):
-            assert "GET" in self._dummy_cycle("~s", verbosity=i)
+            assert "GET" in self._dummy_cycle("~s", "", verbosity=i)
+            assert "GET" in self._dummy_cycle("~s", "\x00\x00\x00", verbosity=i)
+            assert "GET" in self._dummy_cycle("~s", "ascii", verbosity=i)
 
     def test_write(self):
         d = self.tmpdir()
         p = os.path.join(d, "a")
-        self._dummy_cycle(None, wfile=p, verbosity=0)
+        self._dummy_cycle(None, "", wfile=p, verbosity=0)
         assert len(list(flow.FlowReader(open(p)).stream())) == 1
 
     def test_write_err(self):
@@ -44,33 +48,34 @@ class uDumpMaster(libpry.AutoTree):
             dump.DumpError,
             self._dummy_cycle,
             None,
+            "", 
             wfile = "nonexistentdir/foo"
         )
 
     def test_request_script(self):
-        ret = self._dummy_cycle(None, request_script="scripts/a", verbosity=1)
+        ret = self._dummy_cycle(None, "", request_script="scripts/a", verbosity=1)
         assert "TESTOK" in ret
         assert "DEBUG" in ret
         libpry.raises(
             dump.DumpError,
-            self._dummy_cycle, None, request_script="nonexistent"
+            self._dummy_cycle, None, "", request_script="nonexistent"
         )
         libpry.raises(
             dump.DumpError,
-            self._dummy_cycle, None, request_script="scripts/err_data"
+            self._dummy_cycle, None, "", request_script="scripts/err_return"
         )
 
     def test_response_script(self):
-        ret = self._dummy_cycle(None, response_script="scripts/a", verbosity=1)
+        ret = self._dummy_cycle(None, "", response_script="scripts/a", verbosity=1)
         assert "TESTOK" in ret
         assert "DEBUG" in ret
         libpry.raises(
             dump.DumpError,
-            self._dummy_cycle, None, response_script="nonexistent"
+            self._dummy_cycle, None, "", response_script="nonexistent"
         )
         libpry.raises(
             dump.DumpError,
-            self._dummy_cycle, None, response_script="scripts/err_data"
+            self._dummy_cycle, None, "", response_script="scripts/err_return"
         )
 
 
diff --git a/test/test_flow.py b/test/test_flow.py
index eb6a7c8c0..168b4e745 100644
--- a/test/test_flow.py
+++ b/test/test_flow.py
@@ -51,6 +51,14 @@ class uFlow(libpry.AutoTree):
         state = f.get_state() 
         assert f == flow.Flow.from_state(state)
 
+        f2 = utils.tflow()
+        f2.error = proxy.Error(f, "e2")
+        assert not f == f2
+        f.load_state(f2.get_state())
+        assert f == f2
+
+
+
     def test_kill(self):
         f = utils.tflow()
         f.request = utils.treq()