Fix test file per George Greer comment.

ext/IPC-Open3/t/IPC-Open3.t

@@ -14,7 +14,7 @@ BEGIN {
 }
 
 use strict;
-use Test::More tests => 38;
+use Test::More tests => 44;
 
 use IO::Handle;
 use IPC::Open3;
@@ -188,29 +188,33 @@ foreach my $handle (qw (DUMMY STDIN STDOUT STDERR)) {
     waitpid $pid, 0;
 }
 
-## Test that tied STDIN, STDOUT, and STDERR do not cause open3 any discomfort.
-## In particular, tied STDERR used to be able to prevent open3 from working
-## correctly.  RT #119843.
-#{
-#    {	# This just throws things out
-#	package My::Tied::FH;
-#	sub TIEHANDLE { bless \my $self }
-#	sub PRINT {}
-#	# Note the absence of OPEN and FILENO
-#    }
-#    my $message = "japh\n";
-#    foreach my $handle (*STDIN, *STDOUT, *STDERR) {
-#	tie $handle, 'My::Tied::FH';
-#	my ($in, $out);
-#	my $pid = eval {
-#	    open3 $in, $out, undef, $perl, '-ne', 'print';
-#	};
-#	is($@, '', "no errors calling open3 with tied $handle");
-#	print $in $message;
-#	close $in;
-#	my $japh = <$out>;
-#	waitpid $pid, 0;
-#	is($japh, $message, "read input correctly");
-#	untie $handle;
-#    }
-#}
+# Test that tied STDIN, STDOUT, and STDERR do not cause open3 any discomfort.
+# In particular, tied STDERR used to be able to prevent open3 from working
+# correctly.  RT #119843.
+{
+    if (&IPC::Open3::DO_SPAWN) {
+      skip "Calling open3 with tied filehandles does not work here", 6
+    }
+
+    {	# This just throws things out
+	package My::Tied::FH;
+	sub TIEHANDLE { bless \my $self }
+	sub PRINT {}
+	# Note the absence of OPEN and FILENO
+    }
+    my $message = "japh\n";
+    foreach my $handle (*STDIN, *STDOUT, *STDERR) {
+	tie $handle, 'My::Tied::FH';
+	my ($in, $out);
+	my $pid = eval {
+	    open3 $in, $out, undef, $perl, '-ne', 'print';
+	};
+	is($@, '', "no errors calling open3 with tied $handle");
+	print $in $message;
+	close $in;
+	my $japh = <$out>;
+	waitpid $pid, 0;
+	is($japh, $message, "read input correctly");
+	untie $handle;
+    }
+}