SYN SYN

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

diff --git a/t/op/tiehandle.t b/t/op/tiehandle.t
index e3d2472..b04bdb7 100755 (executable)
--- a/t/op/tiehandle.t
+++ b/t/op/tiehandle.t
@@ -64,7 +64,7 @@ sub READ {
 sub WRITE {
     compare(WRITE => @_);
     $data = substr($_[1],$_[3] || 0, $_[2]);
-    4;
+    length($data);
 }
 
 sub CLOSE {
@@ -77,7 +77,7 @@ package main;
 
 use Symbol;
 
-print "1..23\n";
+print "1..33\n";
 
 my $fh = gensym;
 
@@ -132,6 +132,36 @@ $r = syswrite $fh,$buf,4,1;
 ok($r == 4);
 ok($data eq "wert");
 
+$buf = "qwerty";
+@expect = (WRITE => $ob, $buf, 4);
+$data = "";
+$r = syswrite $fh,$buf,4;
+ok($r == 4);
+ok($data eq "qwer");
+
+$buf = "qwerty";
+@expect = (WRITE => $ob, $buf, 6);
+$data = "";
+$r = syswrite $fh,$buf;
+ok($r == 6);
+ok($data eq "qwerty");
+
 @expect = (CLOSE => $ob);
 $r = close $fh;
 ok($r == 5);
+
+# Does aliasing work with tied FHs?
+*ALIAS = *$fh;
+@expect = (PRINT => $ob,"some","text");
+$r = print ALIAS @expect[2,3];
+ok($r == 1);
+
+{
+    use warnings;
+    # Special case of aliasing STDERR, which used
+    # to dump core when warnings were enabled
+    *STDERR = *$fh;
+    @expect = (PRINT => $ob,"some","text");
+    $r = print STDERR @expect[2,3];
+    ok($r == 1);
+}