chakram88++. Indeed, planning late is better than not planning. This an also be useful when you have a test that you're building dynamically in other ways (e.g., you have one kind of test, but you want to keep adding more cases to it).

use Test::More;
my @items = qw(Foo Bar Baz); # new plugins here, no change to test pla
+n
plan tests => scalar @items;
foreach my $plugin (@items) {
   use_ok "My::Module::Plugin::$plugin";
}
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