over: simplify read-only vs read-write checking

No need to call ref() and do a string comparison.  Add some
extra tests using the {ReadOnly} attribute in DBI.pm.

1 files changed, 6 insertions, 1 deletions

diff --git a/t/over.t b/t/over.t
index 4e630bcd..daa7176f 100644
--- a/t/over.t
+++ b/t/over.t
@@ -18,10 +18,15 @@ is($y, $x+1, 'tid increases');
 $x = $over->sid('hello-world');
 is(int($x), $x, 'integer sid');
 $y = $over->sid('hello-WORLD');
-is($y, $x+1, 'sid ncreases');
+is($y, $x+1, 'sid increases');
 is($over->sid('hello-world'), $x, 'idempotent');
+ok(!$over->{dbh}->{ReadOnly}, 'OverIdx is not ReadOnly');
 $over->disconnect;
 
+$over = PublicInbox::Over->new("$tmpdir/over.sqlite3");
+$over->connect;
+ok($over->{dbh}->{ReadOnly}, 'Over is ReadOnly');
+
 $over = PublicInbox::OverIdx->new("$tmpdir/over.sqlite3");
 $over->connect;
 is($over->sid('hello-world'), $x, 'idempotent across reopen');