#!./perl
-# $RCSfile: lex.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:04 $
-
-print "1..27\n";
+print "1..51\n";
$x = 'x';
print "ABC" =~ /^$ary[$A]$/ ? "ok 25\n" : "not ok 25\n";
print "FOOZ" =~ /^$foo[$A-Z]$/ ? "ok 26\n" : "not ok 26\n";
-print (((q{{\{\(}} . q{{\)\}}}) eq '{{\(}{\)}}') ? "ok 27\n" : "not ok 27\n");
+# MJD 19980425
+($X, @X) = qw(a b c d);
+print "d" =~ /^$X[-1]$/ ? "ok 27\n" : "not ok 27\n";
+print "a1" !~ /^$X[-1]$/ ? "ok 28\n" : "not ok 28\n";
+
+print (((q{{\{\(}} . q{{\)\}}}) eq '{{\(}{\)}}') ? "ok 29\n" : "not ok 29\n");
+
+
+$foo = "not ok 30\n";
+$foo =~ s/^not /substr(<<EOF, 0, 0)/e;
+ Ignored
+EOF
+print $foo;
+
+# Tests for new extended control-character variables
+# MJD 19990227
+
+{ my $CX = "\cX";
+ my $CXY ="\cXY";
+ $ {$CX} = 17;
+ $ {$CXY} = 23;
+ if ($ {^XY} != 23) { print "not " }
+ print "ok 31\n";
+
+# Does the syntax where we use the literal control character still work?
+ if (eval "\$ {\cX}" != 17 or $@) { print "not " }
+ print "ok 32\n";
+
+ eval "\$\cN = 24"; # Literal control character
+ if ($@ or ${"\cN"} != 24) { print "not " }
+ print "ok 33\n";
+ if ($^N != 24) { print "not " } # Control character escape sequence
+ print "ok 34\n";
+
+# Does the old UNBRACED syntax still do what it used to?
+ if ("$^XY" ne "17Y") { print "not " }
+ print "ok 35\n";
+
+ sub XX () { 6 }
+ $ {"\cN\cXX"} = 119;
+ $^N = 5; # This should be an unused ^Var.
+ $N = 5;
+ # The second caret here should be interpreted as an xor
+ if (($^N^XX) != 3) { print "not " }
+ print "ok 36\n";
+# if (($N ^ XX()) != 3) { print "not " }
+# print "ok 32\n";
+
+ # These next two tests are trying to make sure that
+ # $^FOO is always global; it doesn't make sense to `my' it.
+ #
+
+ eval 'my $^X;';
+ print "not " unless index ($@, 'Can\'t use global $^X in "my"') > -1;
+ print "ok 37\n";
+# print "($@)\n" if $@;
+
+ eval 'my $ {^XYZ};';
+ print "not " unless index ($@, 'Can\'t use global $^XYZ in "my"') > -1;
+ print "ok 38\n";
+# print "($@)\n" if $@;
+
+# Now let's make sure that caret variables are all forced into the main package.
+ package Someother;
+ $^N = 'Someother';
+ $ {^Nostril} = 'Someother 2';
+ $ {^M} = 'Someother 3';
+ package main;
+ print "not " unless $^N eq 'Someother';
+ print "ok 39\n";
+ print "not " unless $ {^Nostril} eq 'Someother 2';
+ print "ok 40\n";
+ print "not " unless $ {^M} eq 'Someother 3';
+ print "ok 41\n";
+
+
+}
+
+# see if eval '', s///e, and heredocs mix
+
+sub T {
+ my ($where, $num) = @_;
+ my ($p,$f,$l) = caller;
+ print "# $p:$f:$l vs /$where/\nnot " unless "$p:$f:$l" =~ /$where/;
+ print "ok $num\n";
+}
+
+my $test = 42;
+
+{
+# line 42 "plink"
+ local $_ = "not ok ";
+ eval q{
+ s/^not /<<EOT/e and T '^main:\(eval \d+\):2$', $test++;
+# fuggedaboudit
+EOT
+ print $_, $test++, "\n";
+ T('^main:\(eval \d+\):6$', $test++);
+# line 1 "plunk"
+ T('^main:plunk:1$', $test++);
+ };
+ print "# $@\nnot ok $test\n" if $@;
+ T '^main:plink:53$', $test++;
+}
+
+# tests 47--51 start here
+# tests for new array interpolation semantics:
+# arrays now *always* interpolate into "..." strings.
+# 20000522 MJD (mjd@plover.com)
+{
+ my $test = 47;
+ eval(q(">@nosuch<" eq "><")) || print "# $@", "not ";
+ print "ok $test\n";
+ ++$test;
+
+ # Look at this! This is going to be a common error in the future:
+ eval(q("fred@example.com" eq "fred.com")) || print "# $@", "not ";
+ print "ok $test\n";
+ ++$test;
+
+ # Let's make sure that normal array interpolation still works right
+ # For some reason, this appears not to be tested anywhere else.
+ my @a = (1,2,3);
+ print +((">@a<" eq ">1 2 3<") ? '' : 'not '), "ok $test\n";
+ ++$test;
+
+ # Ditto.
+ eval(q{@nosuch = ('a', 'b', 'c'); ">@nosuch<" eq ">a b c<"})
+ || print "# $@", "not ";
+ print "ok $test\n";
+ ++$test;
+
+ # This isn't actually a lex test, but it's testing the same feature
+ sub makearray {
+ my @array = ('fish', 'dog', 'carrot');
+ *R::crackers = \@array;
+ }
+
+ eval(q{makearray(); ">@R::crackers<" eq ">fish dog carrot<"})
+ || print "# $@", "not ";
+ print "ok $test\n";
+ ++$test;
+}