Make sure it succeeds with _OK_

src/allmydata/test/web/test_logs.py

@@ -10,12 +10,16 @@ from __future__ import (
 )
 
 from testtools.matchers import (
-    Always,
+    Equals,
 )
 from testtools.twistedsupport import (
     succeeded,
 )
 
+from twisted.web.http import (
+    OK,
+)
+
 from treq.client import (
     HTTPClient,
 )
@@ -23,6 +27,10 @@ from treq.testing import (
     RequestTraversalAgent,
 )
 
+from .matchers import (
+    has_response_code,
+)
+
 from ..common import (
     SyncTestCase,
 )
@@ -47,5 +55,5 @@ class StreamingEliotLogsTests(SyncTestCase):
         """
         self.assertThat(
             self.client.head(b"http:///logs/v1"),
-            succeeded(Always()),
+            succeeded(has_response_code(Equals(OK))),
         )