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Add Text::Balanced 1.83.
[perl5.git] / t / lib / tb-xtagg.t
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3270c621
JH
1BEGIN {
2 chdir 't' if -d 't';
3 @INC = '../lib';
4}
5
6# Before `make install' is performed this script should be runnable with
7# `make test'. After `make install' it should work as `perl test.pl'
8
9######################### We start with some black magic to print on failure.
10
11# Change 1..1 below to 1..last_test_to_print .
12# (It may become useful if the test is moved to ./t subdirectory.)
13
14BEGIN { $| = 1; print "1..53\n"; }
15END {print "not ok 1\n" unless $loaded;}
16use Text::Balanced qw ( extract_tagged gen_extract_tagged );
17$loaded = 1;
18print "ok 1\n";
19$count=2;
20use vars qw( $DEBUG );
21sub debug { print "\t>>>",@_ if $DEBUG }
22
23######################### End of black magic.
24
25
26$cmd = "print";
27$neg = 0;
28while (defined($str = <DATA>))
29{
30 chomp $str;
31 if ($str =~ s/\A# USING://) { $neg = 0; $cmd = $str; next; }
32 elsif ($str =~ /\A# TH[EI]SE? SHOULD FAIL/) { $neg = 1; next; }
33 elsif (!$str || $str =~ /\A#/) { $neg = 0; next }
34 $str =~ s/\\n/\n/g;
35 debug "\tUsing: $cmd\n";
36 debug "\t on: [$str]\n";
37
38 my @res;
39 $var = eval "\@res = $cmd";
40 debug "\t list got: [" . join("|",@res) . "]\n";
41 debug "\t list left: [$str]\n";
42 print "not " if (substr($str,pos($str)||0,1) eq ';')==$neg;
43 print "ok ", $count++;
44 print " ($@)" if $@ && $DEBUG;
45 print "\n";
46
47 pos $str = 0;
48 $var = eval $cmd;
49 $var = "<undef>" unless defined $var;
50 debug "\t scalar got: [$var]\n";
51 debug "\t scalar left: [$str]\n";
52 print "not " if ($str =~ '\A;')==$neg;
53 print "ok ", $count++;
54 print " ($@)" if $@ && $DEBUG;
55 print "\n";
56}
57
58__DATA__
59# USING: gen_extract_tagged("BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)")->($str);
60 ignore\n this and then BEGINHERE at the ENDHERE;
61 ignore\n this and then BEGINTHIS at the ENDTHIS;
62
63# USING: extract_tagged($str,"BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)");
64 ignore\n this and then BEGINHERE at the ENDHERE;
65 ignore\n this and then BEGINTHIS at the ENDTHIS;
66
67# USING: extract_tagged($str,"BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)");
68 ignore\n this and then BEGINHERE at the ENDHERE;
69 ignore\n this and then BEGINTHIS at the ENDTHIS;
70
71# THIS SHOULD FAIL
72 ignore\n this and then BEGINTHIS at the ENDTHAT;
73
74# USING: extract_tagged($str,"BEGIN","END","(?s).*?(?=BEGIN)");
75 ignore\n this and then BEGIN at the END;
76
77# USING: extract_tagged($str);
78 <A-1 HREF="#section2">some text</A-1>;
79
80# USING: extract_tagged($str,qr/<[A-Z]+>/,undef, undef, {ignore=>["<BR>"]});
81 <A>aaa<B>bbb<BR>ccc</B>ddd</A>;
82
83# USING: extract_tagged($str,"BEGIN","END");
84 BEGIN at the BEGIN keyword and END at the END;
85 BEGIN at the beginning and end at the END;
86
87# USING: extract_tagged($str,undef,undef,undef,{ignore=>["<[^>]*/>"]});
88 <A>aaa<B>bbb<BR/>ccc</B>ddd</A>;
89
90# USING: extract_tagged($str,";","-",undef,{reject=>[";"],fail=>"MAX"});
91 ; at the ;-) keyword
92
93# USING: extract_tagged($str,"<[A-Z]+>",undef, undef, {ignore=>["<BR>"]});
94 <A>aaa<B>bbb<BR>ccc</B>ddd</A>;
95
96# THESE SHOULD FAIL
97 BEGIN at the beginning and end at the end;
98 BEGIN at the BEGIN keyword and END at the end;
99
100# TEST EXTRACTION OF TAGGED STRINGS
101# USING: extract_tagged($str,"BEGIN","END",undef,{reject=>["BEGIN","END"]});
102# THESE SHOULD FAIL
103 BEGIN at the BEGIN keyword and END at the end;
104
105# USING: extract_tagged($str,";","-",undef,{reject=>[";"],fail=>"PARA"});
106 ; at the ;-) keyword
107
108
109# USING: extract_tagged($str);
110 <A>some text</A>;
111 <B>some text<A>other text</A></B>;
112 <A>some text<A>other text</A></A>;
113 <A HREF="#section2">some text</A>;
114
115# THESE SHOULD FAIL
116 <A>some text
117 <A>some text<A>other text</A>;
118 <B>some text<A>other text</B>;