1BEGIN {
2    if ($ENV{PERL_CORE}) {
3        chdir('t') if -d 't';
4        @INC = qw(../lib);
5    }
6}
7
8# Before `make install' is performed this script should be runnable with
9# `make test'. After `make install' it should work as `perl test.pl'
10
11######################### We start with some black magic to print on failure.
12
13# Change 1..1 below to 1..last_test_to_print .
14# (It may become useful if the test is moved to ./t subdirectory.)
15
16BEGIN { $| = 1; print "1..37\n"; }
17END {print "not ok 1\n" unless $loaded;}
18use Text::Balanced qw ( gen_extract_tagged );
19$loaded = 1;
20print "ok 1\n";
21$count=2;
22use vars qw( $DEBUG );
23sub debug { print "\t>>>",@_ if $DEBUG }
24
25######################### End of black magic.
26
27
28$cmd = "print";
29$neg = 0;
30while (defined($str = <DATA>))
31{
32	chomp $str;
33	$str =~ s/\\n/\n/g;
34	if ($str =~ s/\A# USING://)
35	{
36		$neg = 0;
37		eval{local$^W;*f = eval $str || die};
38		next;
39	}
40	elsif ($str =~ /\A# TH[EI]SE? SHOULD FAIL/) { $neg = 1; next; }
41	elsif (!$str || $str =~ /\A#/) { $neg = 0; next }
42	$str =~ s/\\n/\n/g;
43	debug "\tUsing: $cmd\n";
44	debug "\t   on: [$str]\n";
45
46	my @res;
47	$var = eval { @res = f($str) };
48	debug "\t list got: [" . join("|",@res) . "]\n";
49	debug "\t list left: [$str]\n";
50	print "not " if (substr($str,pos($str)||0,1) eq ';')==$neg;
51	print "ok ", $count++;
52	print " ($@)" if $@ && $DEBUG;
53	print "\n";
54
55	pos $str = 0;
56	$var = eval { scalar f($str) };
57	$var = "<undef>" unless defined $var;
58	debug "\t scalar got: [$var]\n";
59	debug "\t scalar left: [$str]\n";
60	print "not " if ($str =~ '\A;')==$neg;
61	print "ok ", $count++;
62	print " ($@)" if $@ && $DEBUG;
63	print "\n";
64}
65
66__DATA__
67
68# USING: gen_extract_tagged('{','}');
69	{ a test };
70
71# USING: gen_extract_tagged(qr/<[A-Z]+>/,undef, undef, {ignore=>["<BR>"]});
72	<A>aaa<B>bbb<BR>ccc</B>ddd</A>;
73
74# USING: gen_extract_tagged("BEGIN","END");
75	BEGIN at the BEGIN keyword and END at the END;
76	BEGIN at the beginning and end at the END;
77
78# USING: gen_extract_tagged(undef,undef,undef,{ignore=>["<[^>]*/>"]});
79	<A>aaa<B>bbb<BR/>ccc</B>ddd</A>;
80
81# USING: gen_extract_tagged(";","-",undef,{reject=>[";"],fail=>"MAX"});
82	; at the ;-) keyword
83
84# USING: gen_extract_tagged("<[A-Z]+>",undef, undef, {ignore=>["<BR>"]});
85	<A>aaa<B>bbb<BR>ccc</B>ddd</A>;
86
87# THESE SHOULD FAIL
88	BEGIN at the beginning and end at the end;
89	BEGIN at the BEGIN keyword and END at the end;
90
91# TEST EXTRACTION OF TAGGED STRINGS
92# USING: gen_extract_tagged("BEGIN","END",undef,{reject=>["BEGIN","END"]});
93# THESE SHOULD FAIL
94	BEGIN at the BEGIN keyword and END at the end;
95
96# USING: gen_extract_tagged(";","-",undef,{reject=>[";"],fail=>"PARA"});
97	; at the ;-) keyword
98
99
100# USING: gen_extract_tagged();
101	<A>some text</A>;
102	<B>some text<A>other text</A></B>;
103	<A>some text<A>other text</A></A>;
104	<A HREF="#section2">some text</A>;
105
106# THESE SHOULD FAIL
107	<A>some text
108	<A>some text<A>other text</A>;
109	<B>some text<A>other text</B>;
110