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#!/usr/bin/perl -w
use Test::More tests => 12;
use strict;
use HTML::Parser;
my $p = HTML::Parser->new(api_version => 3, ignore_tags => [qw(b i em tt)]);
$p->ignore_elements("script");
$p->unbroken_text(1);
$p->handler(default => [], "event, text");
$p->parse(<<"EOT")->eof;
<html><head><title>foo</title><Script language="Perl">
while (<B>) {
# ...
}
</Script><body>
This is an <i>italic</i> and <b>bold</b> text.
</body>
</html>
EOT
my $t = join("||", map join("|", @$_), @{$p->handler("default")});
#diag $t;
is($t, "start_document|||start|<html>||start|<head>||start|<title>||text|foo||end|</title>||start|<body>||text|
This is an italic and bold text.
||end|</body>||text|
||end|</html>||text|
||end_document|", 'ignore_elements');
#------------------------------------------------------
$p = HTML::Parser->new(api_version => 3);
$p->report_tags("a");
$p->handler(start => sub {
my($tagname, %attr) = @_;
ok($tagname eq "a" && $attr{href} eq "#a", 'report_tags start');
}, 'tagname, @attr');
$p->handler(end => sub {
my $tagname = shift;
is($tagname, "a", 'report_tags end');
}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
This is <a href="#a">very nice</a> example.
EOT
#------------------------------------------------------
my @tags;
$p = HTML::Parser->new(api_version => 3);
$p->report_tags(qw(a em));
$p->ignore_tags(qw(em));
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
This is <em>yet another</em> <a href="#a">very nice</a> example.
EOT
is(join('|', @tags), 'a', 'report_tags followed by ignore_tags');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->report_tags(qw(h1));
$p->report_tags();
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
EOT
is(join('|', @tags), 'h1|h2', 'reset report_tags filter');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->report_tags(qw(h1 h2));
$p->ignore_tags(qw(h2));
$p->report_tags(qw(h1 h2));
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
EOT
is(join('|', @tags), 'h1', 'report_tags does not reset ignore_tags');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->report_tags(qw(h1 h2));
$p->ignore_tags(qw(h2));
$p->report_tags();
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
EOT
is(join('|', @tags), 'h1', 'reset report_tags does no reset ignore_tags');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->report_tags(qw(h1 h2));
$p->report_tags(qw(h3));
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
<h3>Next example</h3>
EOT
is(join('|', @tags), 'h3', 'report_tags replaces filter');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->ignore_tags(qw(h1 h2));
$p->ignore_tags(qw(h3));
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
<h3>Next example</h3>
EOT
is(join('|', @tags), 'h1|h2', 'ignore_tags replaces filter');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->ignore_tags(qw(h2));
$p->ignore_tags();
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
EOT
is(join('|', @tags), 'h1|h2', 'reset ignore_tags filter');
#------------------------------------------------------
@tags = ();
$p = HTML::Parser->new(api_version => 3);
$p->ignore_tags(qw(h2));
$p->report_tags(qw(h1 h2));
$p->handler(end => sub {push @tags, @_;}, 'tagname');
$p->parse(<<EOT)->eof;
<h1>Next example</h1>
<h2>Next example</h2>
EOT
is(join('|', @tags), 'h1', 'ignore_tags before report_tags');
#------------------------------------------------------
$p = HTML::Parser->new(api_version => 3);
$p->ignore_elements("script");
my $res="";
$p->handler(default=> sub {$res.=$_[0];}, 'text');
$p->parse(<<'EOT')->eof;
A <script> B </script> C </script> D <script> E </script> F
EOT
is($res,"A C D F\n","ignore </script> without <script> correctly");
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