SERVER-24965 Change test to expect UnknownError if collection truncated.

We'd normally expect CappedPositionLost in this scenario, but a bug in
the 3.0 branch prevents the status member object from being propagated
back to the client.

1 files changed, 4 insertions, 2 deletions

diff --git a/jstests/replsets/resync.js b/jstests/replsets/resync.js
index 49eb570a318..085ffb0f954 100755
--- a/jstests/replsets/resync.js
+++ b/jstests/replsets/resync.js
@@ -47,8 +47,10 @@
         catch (except) {
             // An error is expected in the case that capped deletions blow away the position of the
             // collection scan during a yield. In this case, we just try again.
-            var errorRegex = /CappedPositionLost/;
-            assert(errorRegex.test(except.message));
+            var errorRegex = /UnknownError/;
+            assert(errorRegex.test(except.message),
+                   "Reading from the oplog returned an error other than UnknownError: " +
+                   except.message);
             return hasCycled();
         }
     }