Bug 28480: (QA follow-up) Add unit test

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>

t/db_dependent/api/v1/patrons.t

@@ -46,7 +46,7 @@ subtest 'list() tests' => sub {
     $schema->storage->txn_rollback;
 
     subtest 'librarian access tests' => sub {
-        plan tests => 13;
+        plan tests => 16;
 
         $schema->storage->txn_begin;
 
@@ -67,6 +67,10 @@ subtest 'list() tests' => sub {
           ->status_is(200)
           ->json_is('/0/cardnumber' => $librarian->cardnumber);
 
+        $t->get_ok("//$userid:$password@/api/v1/patrons?q={\"cardnumber\":\"" . $librarian->cardnumber ."\"}")
+          ->status_is(200)
+          ->json_is('/0/cardnumber' => $librarian->cardnumber);
+
         $t->get_ok("//$userid:$password@/api/v1/patrons?address2=" . $librarian->address2)
           ->status_is(200)
           ->json_is('/0/address2' => $librarian->address2);