--- t/fs.t	2007/07/09 13:04:25	14
+++ t/fs.t	2007/07/09 15:41:01	18
@@ -4,7 +4,7 @@
 
 my $debug = shift @ARGV;
 
-use Test::More tests => 254;
+use Test::More tests => 727;
 use File::Slurp;
 use IO::File;
 
@@ -63,10 +63,12 @@
 		ok( -e "$tmp/$path" , "in tmp $tmp/$path" ) if ( $op eq '<' );
 		# check total size if not append
 		if ( $op ne '>>' ) {
-			cmp_ok( -s "$tmp/$path", '==', $size, "$tmp/$path = $size bytes" );
+			cmp_ok( -s $pack, '==', $size, "$tmp/$path = $size bytes" );
 		}
 	} else {
 		ok( -e "$from/$path", "on disk $from/$path" );
+		diag "$op curr_size: $orig_size size: $size";
+		$size += $orig_size if ( $op eq '>>' );
 		cmp_ok( -s "$from/$path", '==', $size, "$from/$path = $size bytes" );
 	}
 
@@ -75,6 +77,14 @@
 	return $content;
 }
 
+sub md5sum {
+	my $path = shift;
+	my $md5sum = `md5sum $path`;
+	$md5sum =~ s/\s+.*$//s;
+	warn "## md5sum($path) = $md5sum\n" if $debug;
+	return $md5sum;
+}
+
 my $buff = '<<--just a chunk of data-->>';
 
 for my $i ( 1 .. 3 ) {
@@ -92,8 +102,8 @@
 	file( '>', $file, '' );
 	file( '<', $file, '' );
 
-#	file( '>', $file, $content );
-#	file( '<', $file, $content ); 
+	file( '>', $file, $content );
+	file( '<', $file, $content ); 
 
 }
 
@@ -117,6 +127,43 @@
 	ok( close($fh2), 'close 2' );
 	dump_debug 'closed';
 
+	my @sizes;
+	my $size = 65536;
+	while ( $size > 1 ) {
+		push @sizes, $size;
+		$size /= 2;
+	}
+
+	foreach my $size ( @sizes ) {
+		ok( my $fh1 = IO::File->new("> $to/m"), 'open 1' );
+		ok( truncate( $fh1, $size ), 'truncate' );
+		dump_debug 'truncate';
+		ok( close($fh1), 'close 1' );
+		cmp_ok( -s "$to/m", '==', $size, "truncated to $size" );
+	}
+
+
+	foreach my $size ( sort @sizes ) {
+		my $orig_size = -s "$to/m";
+		ok( my $fh1 = IO::File->new(">> $to/m"), 'open 1' );
+		ok( print($fh1 "x" x $size), "print $size bytes" );
+		dump_debug 'append';
+		ok( close($fh1), 'close 1' );
+		my $expected_size = $size + $orig_size;
+		cmp_ok( -s "$to/m", '==', $expected_size, "appended upto $expected_size" );
+	}
+
+	ok( $size = -s "$to/m", 'size' );
+	ok( my $md5sum = md5sum("$to/m"), 'md5sum m' );
+	ok( rename("$to/m", "$to/n"), 'rename' );
+	ok( -e "$to/n", "$to/n exists" );
+	ok( ! -e "$to/m", "$to/m gone" );
+	cmp_ok( -s "$to/n", '==', $size, 'size' );
+	cmp_ok( $md5sum, 'eq', md5sum("$to/n"), 'md5sums same' );
+
+	ok( unlink("$to/n"), "$to/n unlink" );
+	ok( ! -e "$to/n", "$to/n gone" );
+
 }
 
 multiple_rw;