Fix typos and a missing bracket.

[p5sagit/p5-mst-13.2.git] / t / op / taint.t

diff --git a/t/op/taint.t b/t/op/taint.t
index 119e419..76b553b 100755 (executable)
--- a/t/op/taint.t
+++ b/t/op/taint.t
@@ -17,7 +17,7 @@ use Config;
 use File::Spec::Functions;
 
 BEGIN { require './test.pl'; }
-plan tests => 238;
+plan tests => 246;
 
 
 $| = 1;
@@ -1106,3 +1106,55 @@ TERNARY_CONDITIONALS: {
         test not any_tainted @bar;
     }
 }
+
+# at scope exit, a restored localised value should have its old
+# taint status, not the taint status of the current statement
+
+{
+    our $x99 = $^X;
+    test tainted $x99;
+
+    $x99 = '';
+    test not tainted $x99;
+
+    my $c = do { local $x99; $^X };
+    test not tainted $x99;
+}
+{
+    our $x99 = $^X;
+    test tainted $x99;
+
+    my $c = do { local $x99; '' };
+    test tainted $x99;
+}
+
+# an mg_get of a tainted value during localization shouldn't taint the
+# statement
+
+{
+    eval { local $0, eval '1' };
+    test $@ eq '';
+}
+
+# [perl #8262] //g loops infinitely on tainted data
+
+{
+    my @a;
+    local $::TODO = 1;
+    $a[0] = $^X;
+    my $i = 0;
+    while($a[0]=~ m/(.)/g ) {
+       last if $i++ > 10000;
+    }
+    cmp_ok $i, '<', 10000, "infinite m//g";
+}
+
+SKIP:
+{
+    my $got_dualvar;
+    eval 'use Scalar::Util "dualvar"; $got_dualvar++';
+    skip "No Scalar::Util::dualvar" unless $got_dualvar;
+    my $a = Scalar::Util::dualvar(3, $^X);
+    my $b = $a + 5;
+    is ($b, 8, "Arithmetic on tainted dualvars works");
+}