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a7602084 |
1 | BEGIN { |
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 | |
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16 | BEGIN { $| = 1; print "1..19\n"; } |
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17 | END {print "not ok 1\n" unless $loaded;} |
18 | use Text::Balanced qw ( extract_bracketed ); |
19 | $loaded = 1; |
20 | print "ok 1\n"; |
21 | $count=2; |
22 | use vars qw( $DEBUG ); |
23 | sub debug { print "\t>>>",@_ if $DEBUG } |
24 | |
25 | ######################### End of black magic. |
26 | |
27 | |
28 | $cmd = "print"; |
29 | $neg = 0; |
30 | while (defined($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 | $var = eval "() = $cmd"; |
41 | debug "\t list got: [$var]\n"; |
42 | debug "\t list left: [$str]\n"; |
43 | print "not " if (substr($str,pos($str),1) eq ';')==$neg; |
44 | print "ok ", $count++; |
45 | print " ($@)" if $@ && $DEBUG; |
46 | print "\n"; |
47 | |
48 | pos $str = 0; |
49 | $var = eval $cmd; |
50 | $var = "<undef>" unless defined $var; |
51 | debug "\t scalar got: [$var]\n"; |
52 | debug "\t scalar left: [$str]\n"; |
53 | print "not " if ($str =~ '\A;')==$neg; |
54 | print "ok ", $count++; |
55 | print " ($@)" if $@ && $DEBUG; |
56 | print "\n"; |
57 | } |
58 | |
59 | __DATA__ |
60 | |
61 | # USING: extract_bracketed($str); |
62 | {a nested { and } are okay as are () and <> pairs and escaped \}'s }; |
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63 | {a nested\n{ and } are okay as are\n() and <> pairs and escaped \}'s }; |
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64 | |
65 | # USING: extract_bracketed($str,'{}'); |
66 | {a nested { and } are okay as are unbalanced ( and < pairs and escaped \}'s }; |
67 | |
68 | # THESE SHOULD FAIL |
69 | {an unmatched nested { isn't okay, nor are ( and < }; |
70 | {an unbalanced nested [ even with } and ] to match them; |
71 | |
72 | |
73 | # USING: extract_bracketed($str,'<"`q>'); |
74 | <a q{uoted} ">" unbalanced right bracket of /(q>)/ either sort (`>>>""">>>>`) is okay >; |
75 | |
76 | # USING: extract_bracketed($str,'<">'); |
77 | <a quoted ">" unbalanced right bracket is okay >; |
78 | |
79 | # USING: extract_bracketed($str,'<"`>'); |
80 | <a quoted ">" unbalanced right bracket of either sort (`>>>""">>>>`) is okay >; |
81 | |
82 | # THIS SHOULD FAIL |
83 | <a misquoted '>' unbalanced right bracket is bad >; |