TODO: Make an explicit note that we need to start testing --format=json

The recent fix to handle utf8 in the JSON output is the kind of bug
I'd never like to see again, (so that I'd like the test suite to be
helping us track that).

1 files changed, 2 insertions, 0 deletions

diff --git a/TODO b/TODO
index f2b068c..8dd0878 100644
--- a/TODO
+++ b/TODO
@@ -204,6 +204,8 @@ re-index these for existing messages at the next database upgrade).
 
 Test suite
 ----------
+Start testing --format=json.
+
 Achieve 100% test coverage with the test suite.
 
 Modularize test suite (to be able to run individual tests).