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[perl5.git] / lib / Text / Balanced / t / extcbk.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
49c03c89 16BEGIN { $| = 1; print "1..41\n"; }
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17END {print "not ok 1\n" unless $loaded;}
18use Text::Balanced qw ( extract_codeblock );
19$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";
42 debug "\t Failed: $@ at " . $@+0 .")" if $@;
49c03c89 43 debug "\t list got: [" . join("|", map {defined $_ ? $_ : '<undef>'} @res) . "]\n";
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44 debug "\t list left: [$str]\n";
45 print "not " if (substr($str,pos($str)||0,1) eq ';')==$neg;
46 print "ok ", $count++;
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 $@ && $DEBUG;
57 print "\n";
58}
59
60__DATA__
61
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62# USING: extract_codeblock($str,'(){}',undef,'()');
63(Foo(')'));
64
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65# USING: extract_codeblock($str);
66{ $data[4] =~ /['"]/; };
67
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68# USING: extract_codeblock($str,'<>');
69< %x = ( try => "this") >;
70< %x = () >;
71< %x = ( $try->{this}, "too") >;
72< %'x = ( $try->{this}, "too") >;
73< %'x'y = ( $try->{this}, "too") >;
74< %::x::y = ( $try->{this}, "too") >;
75
76# THIS SHOULD FAIL
77< %x = do { $try > 10 } >;
78
79# USING: extract_codeblock($str);
80
81{ $a = /\}/; };
82{ sub { $_[0] /= $_[1] } }; # / here
83{ 1; };
84{ $a = 1; };
85
86
87# USING: extract_codeblock($str,undef,'=*');
88========{$a=1};
89
90# USING: extract_codeblock($str,'{}<>');
91< %x = do { $try > 10 } >;
92
93# USING: extract_codeblock($str,'{}',undef,'<>');
94< %x = do { $try > 10 } >;
95
96# USING: extract_codeblock($str,'{}');
97{ $a = $b; # what's this doing here? \n };'
98{ $a = $b; \n $a =~ /$b/; \n @a = map /\s/ @b };
99
100# THIS SHOULD FAIL
101{ $a = $b; # what's this doing here? };'
102{ $a = $b; # what's this doing here? ;'