IkiWiki::gen_autofile("tags/lucky.mdwn", \%pages, \@del);
is_deeply(\%pages, {"t/tmp/tags/lucky" => 1}) || diag explain \%pages;
is_deeply(\@del, []) || diag explain \@del;
IkiWiki::gen_autofile("tags/lucky.mdwn", \%pages, \@del);
is_deeply(\%pages, {"t/tmp/tags/lucky" => 1}) || diag explain \%pages;
is_deeply(\@del, []) || diag explain \@del;