fix occasional op/time.t failure

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

diff --git a/t/op/taint.t b/t/op/taint.t
index 03bcc65..5337332 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 => 249;
+plan tests => 257;
 
 $| = 1;
 
@@ -44,6 +44,7 @@ my $Is_MSWin32  = $^O eq 'MSWin32';
 my $Is_NetWare  = $^O eq 'NetWare';
 my $Is_Dos      = $^O eq 'dos';
 my $Is_Cygwin   = $^O eq 'cygwin';
+my $Is_OpenBSD  = $^O eq 'openbsd';
 my $Invoke_Perl = $Is_VMS      ? 'MCR Sys$Disk:[]Perl.' :
                   $Is_MSWin32  ? '.\perl'               :
                   $Is_MacOS    ? ':perl'                :
@@ -1163,6 +1164,8 @@ SKIP:
 {
     SKIP: {
        skip "fork() is not available", 3 unless $Config{'d_fork'};
+       skip "opening |- is not stable on threaded OpenBSD with taint", 3
+            if $Config{useithreads} && $Is_OpenBSD;
 
        $ENV{'PATH'} = $TAINT;
        local $SIG{'PIPE'} = 'IGNORE';
@@ -1185,3 +1188,45 @@ SKIP:
        test $@ =~ /Insecure \$ENV/, 'popen neglects %ENV check';
     }
 }
+
+{
+    package AUTOLOAD_TAINT;
+    sub AUTOLOAD {
+        our $AUTOLOAD;
+        return if $AUTOLOAD =~ /DESTROY/;
+        if ($AUTOLOAD =~ /untainted/) {
+            main::ok(!main::tainted($AUTOLOAD), '$AUTOLOAD can be untainted');
+        } else {
+            main::ok(main::tainted($AUTOLOAD), '$AUTOLOAD can be tainted');
+        }
+    }
+
+    package main;
+    my $o = bless [], 'AUTOLOAD_TAINT';
+    $o->$TAINT;
+    $o->untainted;
+}
+
+{
+    # tests for tainted format in s?printf
+    eval { printf($TAINT . "# %s\n", "foo") };
+    like($@, qr/^Insecure dependency in printf/, q/printf doesn't like tainted formats/);
+    eval { printf("# %s\n", $TAINT . "foo") };
+    ok(!$@, q/printf accepts other tainted args/);
+    eval { sprintf($TAINT . "# %s\n", "foo") };
+    like($@, qr/^Insecure dependency in sprintf/, q/sprintf doesn't like tainted formats/);
+    eval { sprintf("# %s\n", $TAINT . "foo") };
+    ok(!$@, q/sprintf accepts other tainted args/);
+}
+
+{
+    # 40708
+    my $n  = 7e9;
+    8e9 - $n;
+
+    my $val = $n;
+    is ($val, '7000000000', 'Assignment to untainted variable');
+    $val = $TAINT;
+    $val = $n;
+    is ($val, '7000000000', 'Assignment to tainted variable');
+}