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#!/usr/bin/perl
# Unit testing for PPI::Node
use lib 't/lib';
use PPI::Test::pragmas;
use Test::More tests => 6 + ($ENV{AUTHOR_TESTING} ? 1 : 0);
use PPI;
PRUNE: {
# Avoids a bug in old Perls relating to the detection of scripts
# Known to occur in ActivePerl 5.6.1 and at least one 5.6.2 install.
my $hashbang = reverse 'lrep/nib/rsu/!#';
my $document = PPI::Document->new( \<<"END_PERL" );
$hashbang
use strict;
sub one { 1 }
sub two { 2 }
sub three { 3 }
print one;
print "\n";
print three;
print "\n";
exit;
END_PERL
isa_ok( $document, 'PPI::Document' );
ok( defined($document->prune ('PPI::Statement::Sub')),
'Pruned multiple subs ok' );
}
REMOVE_CHILD: {
my $document = PPI::Document->new( \"1, 2, 3," );
eval { $document->child };
like $@->message, qr/method child\(\) needs an index/;
undef $@;
eval { $document->child("a") };
like $@->message, qr/method child\(\) needs an index/;
my $node = $document->child(0);
my $del1 = $node->child(7);
is $node->remove_child($del1), $del1;
my $fake = bless { content => 3 }, "PPI::Token::Number";
is $node->remove_child($fake), undef;
}
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