Recoving dup tests for VMS

Message-Id: <20011112193533.D2888@blackrider>

p4raw-id: //depot/perl@12960

1 files changed, 29 insertions, 11 deletions

diff --git a/t/io/dup.t b/t/io/dup.t
index a641db752a..3d782455a4 100755
--- a/t/io/dup.t
+++ b/t/io/dup.t
@@ -1,15 +1,18 @@
 #!./perl
 
-# $RCSfile: dup.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:27 $
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+}
 
+my $test = 1;
 print "1..8\n";
-
 print "ok 1\n";
 
-open(dupout,">&STDOUT");
-open(duperr,">&STDERR");
+open(DUPOUT,">&STDOUT");
+open(DUPERR,">&STDERR");
 
-open(STDOUT,">Io.dup") || die "Can't open stdout";
+open(STDOUT,">Io.dup")  || die "Can't open stdout";
 open(STDERR,">&STDOUT") || die "Can't open stderr";
 
 select(STDERR); $| = 1;
@@ -17,16 +20,31 @@ select(STDOUT); $| = 1;
 
 print STDOUT "ok 2\n";
 print STDERR "ok 3\n";
-    print `echo ok 4`;
-    print `echo ok 5 1>&2`; # does this work?
-    system 'echo ok 6';
-    system 'echo ok 7 1>&2';
+
+# Since some systems don't have echo, we use Perl.
+$echo = qq{$^X -le "print q{ok %d}"};
+
+$cmd = sprintf $echo, 4;            
+print `$cmd`;
+
+$cmd = sprintf "$echo 1>&2", 5;     
+print `$cmd`;
+
+# KNOWN BUG system() does not honor STDOUT redirections on VMS.
+if( $^O eq 'VMS' ) {
+    print "not ok $_ # TODO system() not honoring STDOUT redirect on VMS\n" 
+      for 6..7;
+}
+else {
+    system sprintf $echo, 6;
+    system sprintf "$echo 1>&2", 7;
+}
 
 close(STDOUT);
 close(STDERR);
 
-open(STDOUT,">&dupout");
-open(STDERR,">&duperr");
+open(STDOUT,">&DUPOUT");
+open(STDERR,">&DUPERR");
 
 if (($^O eq 'MSWin32') || ($^O eq 'NetWare')) { print `type Io.dup` }
 else                  { system 'cat Io.dup' }