1# Before `make install' is performed this script should be runnable with
2# `make test'. After `make install' it should work as `perl test.pl'
3
4######################### We start with some black magic to print on failure.
5
6# Change 1..1 below to 1..last_test_to_print .
7# (It may become useful if the test is moved to ./t subdirectory.)
8
9BEGIN { $| = 1; print "1..45\n"; }
10END {print "not ok 1\n" unless $loaded;}
11use Text::Balanced qw ( extract_delimited );
12$loaded = 1;
13print "ok 1\n";
14$count=2;
15use vars qw( $DEBUG );
16sub debug { print "\t>>>",@_ if $DEBUG }
17
18######################### End of black magic.
19
20
21$cmd = "print";
22$neg = 0;
23while (defined($str = <DATA>))
24{
25	chomp $str;
26	if ($str =~ s/\A# USING://) { $neg = 0; $cmd = $str; next; }
27	elsif ($str =~ /\A# TH[EI]SE? SHOULD FAIL/) { $neg = 1; next; }
28	elsif (!$str || $str =~ /\A#/) { $neg = 0; next }
29	$str =~ s/\\n/\n/g;
30	debug "\tUsing: $cmd\n";
31	debug "\t   on: [$str]\n";
32
33	$var = eval "() = $cmd";
34	debug "\t list got: [$var]\n";
35	debug "\t list left: [$str]\n";
36	print "not " if (substr($str,pos($str)||0,1) eq ';')==$neg;
37	print "ok ", $count++;
38	print " ($@)" if $@ && $DEBUG;
39	print "\n";
40
41	pos $str = 0;
42	$var = eval $cmd;
43	$var = "<undef>" unless defined $var;
44	debug "\t scalar got: [$var]\n";
45	debug "\t scalar left: [$str]\n";
46	print "not " if ($str =~ '\A;')==$neg;
47	print "ok ", $count++;
48	print " ($@)" if $@ && $DEBUG;
49	print "\n";
50}
51
52__DATA__
53# USING: extract_delimited($str,'/#$',undef,'/#$');
54/a/;
55/a///;
56#b#;
57#b###;
58$c$;
59$c$$$;
60
61# TEST EXTRACTION OF DELIMITED TEXT WITH ESCAPES
62# USING: extract_delimited($str,'/#$',undef,'\\');
63/a/;
64/a\//;
65#b#;
66#b\##;
67$c$;
68$c\$$;
69
70# TEST EXTRACTION OF DELIMITED TEXT
71# USING: extract_delimited($str);
72'a';
73"b";
74`c`;
75'a\'';
76'a\\';
77'\\a';
78"a\\";
79"\\a";
80"b\'\"\'";
81`c '\`abc\`'`;
82
83# TEST EXTRACTION OF DELIMITED TEXT
84# USING: extract_delimited($str,'/#$','-->');
85-->/a/;
86-->#b#;
87-->$c$;
88
89# THIS SHOULD FAIL
90$c$;
91