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#!/usr/bin/perl
use strict;
use warnings;
use Test::More qw(no_plan);
use Test::Warn;
warnings_exist {
warn "warn_1";
warn "warn_2";
} [qr/warn_1/];
warnings_exist {
warn "warn_1";
warn "warn_1";
} [qr/warn_1/];
warnings_exist {
warn "warn_1";
warn "warn_2";
} [qr/warn_1/,qr/warn_2/];
warnings_exist {
warn "warn_2";
} [qr/warn_1/];
warnings_exist {
my $a;
$b=$a+1;
warn "warn_2";
} ['uninitialized'];
warnings_exist {
warn "warn_2";
} ['uninitialized'];
warnings_exist {
my $a;
$b=$a+1;
warn "warn_2";
} [qr/warn_2/];
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