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[perl5.git] / lib / Text / Balanced / t / exttag.t
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1BEGIN {
2 if ($ENV{PERL_CORE}) {
3 chdir('t') if -d 't';
4 @INC = qw(../lib);
5 }
6}
7
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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..53\n"; }
17END {print "not ok 1\n" unless $loaded;}
18use Text::Balanced qw ( extract_tagged gen_extract_tagged );
19$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 $str;
33 if ($str =~ s/\A# USING://) { $neg = 0; $cmd = $str; next; }
34 elsif ($str =~ /\A# TH[EI]SE? SHOULD FAIL/) { $neg = 1; next; }
35 elsif (!$str || $str =~ /\A#/) { $neg = 0; next }
36 $str =~ s/\\n/\n/g;
37 debug "\tUsing: $cmd\n";
38 debug "\t on: [$str]\n";
39
40 my @res;
41 $var = eval "\@res = $cmd";
49c03c89 42 debug "\t list got: [" . join("|",map {defined $_ ? $_ : '<undef>'} @res) . "]\n";
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43 debug "\t list left: [$str]\n";
44 print "not " if (substr($str,pos($str)||0,1) eq ';')==$neg;
45 print "ok ", $count++;
46 print " ($@)" if $@ && $DEBUG;
47 print "\n";
48
49 pos $str = 0;
50 $var = eval $cmd;
51 $var = "<undef>" unless defined $var;
52 debug "\t scalar got: [$var]\n";
53 debug "\t scalar left: [$str]\n";
54 print "not " if ($str =~ '\A;')==$neg;
55 print "ok ", $count++;
56 print " ($@)" if $@ && $DEBUG;
57 print "\n";
58}
59
60__DATA__
61# USING: gen_extract_tagged("BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)")->($str);
62 ignore\n this and then BEGINHERE at the ENDHERE;
63 ignore\n this and then BEGINTHIS at the ENDTHIS;
64
65# USING: extract_tagged($str,"BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)");
66 ignore\n this and then BEGINHERE at the ENDHERE;
67 ignore\n this and then BEGINTHIS at the ENDTHIS;
68
69# USING: extract_tagged($str,"BEGIN([A-Z]+)",'END$1',"(?s).*?(?=BEGIN)");
70 ignore\n this and then BEGINHERE at the ENDHERE;
71 ignore\n this and then BEGINTHIS at the ENDTHIS;
72
73# THIS SHOULD FAIL
74 ignore\n this and then BEGINTHIS at the ENDTHAT;
75
76# USING: extract_tagged($str,"BEGIN","END","(?s).*?(?=BEGIN)");
77 ignore\n this and then BEGIN at the END;
78
79# USING: extract_tagged($str);
80 <A-1 HREF="#section2">some text</A-1>;
81
82# USING: extract_tagged($str,qr/<[A-Z]+>/,undef, undef, {ignore=>["<BR>"]});
83 <A>aaa<B>bbb<BR>ccc</B>ddd</A>;
84
85# USING: extract_tagged($str,"BEGIN","END");
86 BEGIN at the BEGIN keyword and END at the END;
87 BEGIN at the beginning and end at the END;
88
89# USING: extract_tagged($str,undef,undef,undef,{ignore=>["<[^>]*/>"]});
90 <A>aaa<B>bbb<BR/>ccc</B>ddd</A>;
91
92# USING: extract_tagged($str,";","-",undef,{reject=>[";"],fail=>"MAX"});
93 ; at the ;-) keyword
94
95# USING: extract_tagged($str,"<[A-Z]+>",undef, undef, {ignore=>["<BR>"]});
96 <A>aaa<B>bbb<BR>ccc</B>ddd</A>;
97
98# THESE SHOULD FAIL
99 BEGIN at the beginning and end at the end;
100 BEGIN at the BEGIN keyword and END at the end;
101
102# TEST EXTRACTION OF TAGGED STRINGS
103# USING: extract_tagged($str,"BEGIN","END",undef,{reject=>["BEGIN","END"]});
104# THESE SHOULD FAIL
105 BEGIN at the BEGIN keyword and END at the end;
106
107# USING: extract_tagged($str,";","-",undef,{reject=>[";"],fail=>"PARA"});
108 ; at the ;-) keyword
109
110
111# USING: extract_tagged($str);
112 <A>some text</A>;
113 <B>some text<A>other text</A></B>;
114 <A>some text<A>other text</A></A>;
115 <A HREF="#section2">some text</A>;
116
117# THESE SHOULD FAIL
118 <A>some text
119 <A>some text<A>other text</A>;
120 <B>some text<A>other text</B>;