use strict; use warnings; use Test2::Tools::Tiny; use Test2::API qw( context_do ); $SIG{__WARN__} = sub { context_do { shift->throw("oops\n"); } $_[0]; }; my $array_var = []; eval { warn "trigger warning" }; my $err = $@; like( $err, qr/oops/, "Got expected error" ); done_testing();