[PATCH 06/10] test: add regression test for n_d_{begin,end}_atomic

[David Bremner <david@tethera.net>]

Xapian currently succeeds to begin/end a transaction on a closed database,
or at least does not throw an exception. Make the test robust against
this changing.
---
 test/T562-lib-database.sh | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/test/T562-lib-database.sh b/test/T562-lib-database.sh
index d975f109..94e0e06a 100755
--- a/test/T562-lib-database.sh
+++ b/test/T562-lib-database.sh
@@ -163,4 +163,37 @@ cat <<EOF > EXPECTED
 EOF
 test_expect_equal_file EXPECTED OUTPUT
 
+test_begin_subtest "begin atomic section for a closed db"
+cat c_head - c_tail <<'EOF' | test_C ${MAIL_DIR}
+    {
+        EXPECT0(notmuch_database_close (db));
+        stat = notmuch_database_begin_atomic (db);
+        printf ("%d\n", stat == NOTMUCH_STATUS_SUCCESS ||
+                        stat == NOTMUCH_STATUS_XAPIAN_EXCEPTION);
+    }
+EOF
+cat <<EOF > EXPECTED
+== stdout ==
+1
+== stderr ==
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "end atomic section for a closed db"
+cat c_head - c_tail <<'EOF' | test_C ${MAIL_DIR}
+    {
+        EXPECT0(notmuch_database_close (db));
+        EXPECT0(notmuch_database_begin_atomic (db));
+        stat = notmuch_database_end_atomic (db);
+        printf ("%d\n", stat == NOTMUCH_STATUS_SUCCESS ||
+                        stat == NOTMUCH_STATUS_XAPIAN_EXCEPTION);
+    }
+EOF
+cat <<EOF > EXPECTED
+== stdout ==
+1
+== stderr ==
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
 test_done
-- 
2.27.0