BEGIN {

if ($ENV{PERL_CORE}) {

chdir('t') if -d 't';

@INC = qw(../lib);

}

}

#! /usr/local/bin/perl -ws

# Before `make install' is performed this script should be runnable with

# `make test'. After `make install' it should work as `perl test.pl'

######################### We start with some black magic to print on failure.

# Change 1..1 below to 1..last_test_to_print .

# (It may become useful if the test is moved to ./t subdirectory.)

BEGIN { $| = 1; print "1..89\n"; }

END {print "not ok 1\n" unless $loaded;}

use Text::Balanced qw ( extract_quotelike );

$loaded = 1;

print "ok 1\n";

$count=2;

use vars qw( $DEBUG );

# $DEBUG=1;

sub debug { print "\t>>>",@_ if $DEBUG }

######################### End of black magic.

$cmd = "print";

$neg = 0;

while (defined($str = <DATA>))

{

chomp $str;

if ($str =~ s/\A# USING://) { $neg = 0; $cmd = $str; next; }

elsif ($str =~ /\A# TH[EI]SE? SHOULD FAIL/) { $neg = 1; next; }

elsif (!$str || $str =~ /\A#/) { $neg = 0; next }

debug "\tUsing: $cmd\n";

debug "\t on: [$str]\n";

$str =~ s/\\n/\n/g;

my $orig = $str;

my @res;

eval qq{\@res = $cmd; };

debug "\t got:\n" . join "", map { $res[$_]=~s/\n/\\n/g; "\t\t\t$_: [$res[$_]]\n"} (0..$#res);

debug "\t left: " . (map { s/\n/\\n/g; "[$_]\n" } my $cpy1 = $str)[0];

debug "\t pos: " . (map { s/\n/\\n/g; "[$_]\n" } my $cpy2 = substr($str,pos($str)))[0] . "...]\n";

print "not " if (substr($str,pos($str),1) eq ';')==$neg;

print "ok ", $count++;

print "\n";

$str = $orig;

debug "\tUsing: scalar $cmd\n";

debug "\t on: [$str]\n";

$var = eval $cmd;

print " ($@)" if $@ && $DEBUG;

$var = "<undef>" unless defined $var;

debug "\t scalar got: " . (map { s/\n/\\n/g; "[$_]\n" } $var)[0];

debug "\t scalar left: " . (map { s/\n/\\n/g; "[$_]\n" } $str)[0];

print "not " if ($str =~ '\A;')==$neg;

print "ok ", $count++;

print "\n";

}

__DATA__

# USING: extract_quotelike($str);

'';

"";

"a";

'b';

`cc`;

<<EOHERE; done();\nline1\nline2\nEOHERE\n; next;

<<EOHERE; done();\nline1\nline2\nEOHERE\n; next;

<<"EOHERE"; done()\nline1\nline2\nEOHERE\n and next

<<`EOHERE`; done()\nline1\nline2\nEOHERE\n and next

<<'EOHERE'; done()\nline1\n'line2'\nEOHERE\n and next

<<'EOHERE;'; done()\nline1\nline2\nEOHERE;\n and next

<<" EOHERE"; done() \nline1\nline2\n EOHERE\nand next

<<""; done()\nline1\nline2\n\n and next

<<; done()\nline1\nline2\n\n and next

"this is a nested $var[$x] {";

/a/gci;

m/a/gci;

q(d);

qq(e);

qx(f);

qr(g);

qw(h i j);

q{d};

qq{e};

qx{f};

qr{g};

qq{a nested { and } are okay as are () and <> pairs and escaped \}'s };

q/slash/;

q # slash #;

qr qw qx;

s/x/y/;

s/x/y/cgimsox;

s{a}{b};

s{a}\n {b};

s(a){b};

s(a)/b/;

s/'/\\'/g;

tr/x/y/;

y/x/y/;

# THESE SHOULD FAIL

s<$self->{pat}>{$self->{sub}}; # CAN'T HANDLE '>' in '->'

s-$self->{pap}-$self->{sub}-; # CAN'T HANDLE '-' in '->'

<<EOHERE; done();\nline1\nline2\nEOHERE;\n; next; # RDEL HAS NO ';'

<<'EOHERE'; done();\nline1\nline2\nEOHERE;\n; next; # RDEF HAS NO ';'

<< EOTHERE; done();\nline1\nline2\n EOTHERE\n; next; # RDEL IS "" (!)