Make filter matching act more sensibly.

libmproxy/flow.py

@@ -932,12 +932,14 @@ class Flow:
             if matched, False if not.
         """
         if f:
-            if self.response:
-                return f(self.response)
-            elif self.request:
-                return f(self.request)
-            elif self.error:
-                return f(self.error)
+            if self.response and f(self.response):
+                return True
+            elif self.request and f(self.request):
+                return True
+            elif self.error and f(self.error):
+                return True
+            else:
+                return False
         else:
             return True
 

test/test_console.py

@@ -72,7 +72,7 @@ class uState(libpry.AutoTree):
         self._add_response(c)
         self._add_request(c)
         self._add_response(c)
-        assert not c.set_limit("~q")
+        assert not c.set_limit("~s")
         assert len(c.view) == 3
         assert c.focus == 0
 

test/test_flow.py

@@ -142,6 +142,10 @@ class uFlow(libpry.AutoTree):
         f.request = f.response.request
         assert not f.match(filt.parse("~b test"))
         assert f.match(None)
+        assert not f.match(filt.parse("~b test"))
+
+        f = tutils.tflow_err()
+        assert f.match(filt.parse("~e"))
 
     def test_backup(self):
         f = tutils.tflow()
@@ -304,10 +308,11 @@ class uState(libpry.AutoTree):
         req = tutils.treq()
         f = c.add_request(req)
         e = flow.Error(f.request, "message")
-        c.set_limit("~bs message")
+        c.set_limit("~e")
+        assert not c.view
         assert not c.view
         assert c.add_error(e)
-        #assert c.view
+        assert c.view
 
 
     def test_set_limit(self):
@@ -332,7 +337,7 @@ class uState(libpry.AutoTree):
         c.add_request(req)
         assert len(c.view) == 2
         c.set_limit("~q")
-        assert len(c.view) == 1
+        assert len(c.view) == 2
         c.set_limit("~s")
         assert len(c.view) == 1