This is similar to the case of toplevel messages. Currently everything
is cached, so no database access is necessary. This might change in
the future, but it should not crash in either case.
---
test/T568-lib-thread.sh | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/test/T568-lib-thread.sh b/test/T568-lib-thread.sh
index 4703950b..c7d4f26b 100755
--- a/test/T568-lib-thread.sh
+++ b/test/T568-lib-thread.sh
@@ -172,4 +172,30 @@ cat <<EOF > EXPECTED
EOF
test_expect_equal_file EXPECTED OUTPUT
+test_begin_subtest "iterate over all messages with closed database"
+cat c_head - c_tail <<'EOF' | test_C ${MAIL_DIR}
+ {
+ notmuch_messages_t *messages;
+ for (messages = notmuch_thread_get_messages (thread);
+ notmuch_messages_valid (messages);
+ notmuch_messages_move_to_next (messages)) {
+ notmuch_message_t *message = notmuch_messages_get (messages);
+ const char *mid = notmuch_message_get_message_id (message);
+ printf("%s\n", mid);
+ }
+ }
+EOF
+cat <<EOF > EXPECTED
+== stdout ==
+20091117190054.gu3...@dottiness.seas.harvard.edu
+87iqd9rn3l.fsf@vertex.dottedmag
+20091117203301.gv3...@dottiness.seas.harvard.edu
+87fx8can9z.fsf@vertex.dottedmag
+yunaayketfm....@aiko.keithp.com
+20091118005040.ga25...@dottiness.seas.harvard.edu
+87ocn0qh6d....@yoom.home.cworth.org
+== stderr ==
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
test_done
--
2.27.0
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