# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl test.pl'

######################### We start with some black magic to print on failure.

# Change 1..1 below to 1..last_test_to_print .
# (It may become useful if the test is moved to ./t subdirectory.)

BEGIN {print "1..27\n";}
END {print "not ok 1\n" unless $loaded;}
use XML::Parser;
$loaded = 1;
print "ok 1\n";

######################### End of black magic.

# Insert your test code below (better if it prints "ok 13"
# (correspondingly "not ok 13") depending on the success of chunk 13
# of the test code):

# Test 2


my $parser = new XML::Parser(ProtocolEncoding => 'ISO-8859-1');
if ($parser)
{
    print "ok 2\n";
}
else
{
    print "not ok 2\n";
    exit;
}

my @ndxstack;
my $indexok = 1;

# Need this external entity

open(ZOE, '>zoe.ent');
print ZOE "'cute'";
close(ZOE);

# XML string for tests

my $xmlstring =<<"End_of_XML;";
<!DOCTYPE foo
  [
    <!NOTATION bar PUBLIC "qrs">
    <!ENTITY zinger PUBLIC "xyz" "abc" NDATA bar>
    <!ENTITY fran SYSTEM "fran-def">
    <!ENTITY zoe  SYSTEM "zoe.ent">
   ]>
<foo>
  First line in foo
  <boom>Fran is &fran; and Zoe is &zoe;</boom>
  <bar id="jack" stomp="jill">
  <?line-noise *&*&^&<< ?>
    1st line in bar
    <blah> 2nd line in bar </blah>
    3rd line in bar <!-- Isn't this a doozy -->
  </bar>
  <zap ref="zing" />
  This, '\240', would be a bad character in UTF-8.
</foo>
End_of_XML;

# Handlers
my @tests;
my $pos ='';

sub ch
{
    my ($p, $str) = @_;
    $tests[4]++;
    $tests[5]++ if ($str =~ /2nd line/ and $p->in_element('blah'));
    if ($p->in_element('boom'))
    {
	$tests[17]++ if $str =~ /pretty/;
	$tests[18]++ if $str =~ /cute/;
    }
}

sub st
{
    my ($p, $el, %atts) = @_;

    $ndxstack[$p->depth] = $p->element_index;
    $tests[6]++ if ($el eq 'bar' and $atts{stomp} eq 'jill');
    if ($el eq 'zap' and $atts{'ref'} eq 'zing')
    {
	$tests[7]++;
	$p->default_current;
    }
    elsif ($el eq 'bar') {
      $tests[22]++ if $p->recognized_string eq '<bar id="jack" stomp="jill">';
    }
}

sub eh
{
    my ($p, $el) = @_;
    $indexok = 0 unless $p->element_index == $ndxstack[$p->depth];
    if ($el eq 'zap')
    {
	$tests[8]++;
	my @old = $p->setHandlers('Char', \&newch);
	$tests[19]++ if $p->current_line == 17;
	$tests[20]++ if $p->current_column == 20;
	$tests[23]++ if ($old[0] eq 'Char' and $old[1] == \&ch);
    }
    if ($el eq 'boom')
    {
	$p->setHandlers('Default', \&dh);
    }
}

sub dh
{
    my ($p, $str) = @_;
    if ($str =~ /doozy/)
    {
	$tests[9]++;
	$pos = $p->position_in_context(1);
    }
    $tests[10]++ if $str =~ /^<zap/;
}

sub pi
{
    my ($p, $tar, $data) = @_;

    $tests[11]++ if ($tar eq 'line-noise' and $data =~ /&\^&<</);
}

sub note
{
    my ($p, $name, $base, $sysid, $pubid) = @_;

    $tests[12]++ if ($name eq 'bar' and $pubid eq 'qrs');
}

sub unp
{
    my ($p, $name, $base, $sysid, $pubid, $notation) = @_;

    $tests[13]++ if ($name eq 'zinger' and $pubid eq 'xyz'
		     and $sysid eq 'abc' and $notation eq 'bar');
}

sub newch
{
    my ($p, $str) = @_;

    if ($] < 5.007001) {
	$tests[14]++ if $str =~ /'\302\240'/;
    }
    else {
	$tests[14]++ if $str =~ /'\xa0'/;
    }
}

sub extent
{
    my ($p, $base, $sys, $pub) = @_;

    if ($sys eq 'fran-def')
    {
	$tests[15]++;
	return 'pretty';
    }
    elsif ($sys eq 'zoe.ent')
    {
	$tests[16]++;

	open(FOO, $sys) or die "Couldn't open $sys";
	return *FOO;
    }
}

eval {
    $parser->setHandlers('Char'  => \&ch,
			 'Start' => \&st,
			 'End'   => \&eh,
			 'Proc'  => \&pi,
			 'Notation' => \&note,
			 'Unparsed' => \&unp,
			 'ExternEnt' => \&extent,
			 'ExternEntFin' => sub {close(FOO);}
			);
};

if ($@)
{
    print "not ok 3\n";
    exit;
}

print "ok 3\n";

# Test 4..20
eval {
    $parser->parsestring($xmlstring);
};

if ($@)
{
    print "Parse error:\n$@";
}
else
{
    $tests[21]++;
}

unlink('zoe.ent') if (-f 'zoe.ent');

for (4 .. 23)
{
    print "not " unless $tests[$_];
    print "ok $_\n";
}

$cmpstr =<< 'End_of_Cmp;';
    <blah> 2nd line in bar </blah>
    3rd line in bar <!-- Isn't this a doozy -->
===================^
  </bar>
End_of_Cmp;

if ($cmpstr ne $pos)
{
    print "not ";
}
print "ok 24\n";

print "not " unless $indexok;
print "ok 25\n";


# Test that memory leak through autovivifying symbol table entries is fixed.

my $count = 0;
$parser = new XML::Parser(
  Handlers => { 
    Start => sub { $count++ }
  }
);

$xmlstring = '<a><b>Sea</b></a>';

eval {
    $parser->parsestring($xmlstring);
};

if($count != 2) {
  print "not ";
}
print "ok 26\n";

if(defined(*{$xmlstring})) {
  print "not ";
}
print "ok 27\n";