[PATCH 1/2] test/setup: add known broken test for single items

[David Bremner <david@tethera.net>]

In [1] Ian observed that notmuch setup was inconsistent with notmuch
config set when adding single items, namely adding an unneeded
semi-colon at the end. This test replicates that bug.

[1]: id:6O3LTUhoXlrnkPWCtPJCP4cagU7mFVEdyTpcC_37BoSzStlARXDBa7oczy6hB0jyjGjBQvgj_jFV58cw0aNx-jUg1h1O-FQ7820k68C0X4M=@protonmail.com
---
 test/T040-setup.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/test/T040-setup.sh b/test/T040-setup.sh
index 42c621c8..36a42562 100755
--- a/test/T040-setup.sh
+++ b/test/T040-setup.sh
@@ -23,6 +23,14 @@ EOF
 expected_dir=$NOTMUCH_SRCDIR/test/setup.expected-output
 test_expect_equal_file ${expected_dir}/config-with-comments new-notmuch-config
 
+test_begin_subtest "setup consistent with config-set for single items"
+test_subtest_known_broken
+# note this relies on the config state from the previous test.
+notmuch --config=new-notmuch-config config list > list.setup
+notmuch --config=new-notmuch-config config set search.exclude_tags baz
+notmuch --config=new-notmuch-config config list > list.config
+test_expect_equal_file list.setup list.config
+
 test_begin_subtest "notmuch with a config but without a database suggests notmuch new"
 notmuch 2>&1 | notmuch_dir_sanitize > OUTPUT
 cat <<EOF > EXPECTED
-- 
2.34.1