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-rw-r--r--t/lib/compress/newtied.pl374
1 files changed, 374 insertions, 0 deletions
diff --git a/t/lib/compress/newtied.pl b/t/lib/compress/newtied.pl
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+++ b/t/lib/compress/newtied.pl
@@ -0,0 +1,374 @@
+use lib 't';
+use strict;
+use warnings;
+use bytes;
+
+use Test::More ;
+use ZlibTestUtils;
+
+our ($BadPerl, $UncompressClass);
+
+BEGIN
+{
+ plan(skip_all => "Extra Tied Filehandle needs Perl 5.6 or better - you have Perl $]" )
+ if $] < 5.006 ;
+
+ my $tests ;
+
+ $BadPerl = ($] >= 5.006 and $] <= 5.008) ;
+
+ if ($BadPerl) {
+ $tests = 78 ;
+ }
+ else {
+ $tests = 84 ;
+ }
+
+ # use Test::NoWarnings, if available
+ my $extra = 0 ;
+ $extra = 1
+ if eval { require Test::NoWarnings ; import Test::NoWarnings; 1 };
+
+ plan tests => $tests + $extra ;
+
+}
+
+
+use IO::Handle qw(SEEK_SET SEEK_CUR SEEK_END);
+
+
+
+sub myGZreadFile
+{
+ my $filename = shift ;
+ my $init = shift ;
+
+
+ my $fil = new $UncompressClass $filename,
+ -Strict => 1,
+ -Append => 1
+ ;
+
+ my $data ;
+ $data = $init if defined $init ;
+ 1 while $fil->read($data) > 0;
+
+ $fil->close ;
+ return $data ;
+}
+
+
+sub run
+{
+
+ my $CompressClass = identify();
+ $UncompressClass = getInverse($CompressClass);
+ my $Error = getErrorRef($CompressClass);
+ my $UnError = getErrorRef($UncompressClass);
+
+ {
+ title "Testing $CompressClass and $UncompressClass";
+
+
+
+ {
+ # Write
+ # these tests come almost 100% from IO::String
+
+ my $lex = new LexFile my $name ;
+
+ my $io = $CompressClass->new($name);
+
+ is tell($io), 0 ;
+ is $io->tell(), 0 ;
+
+ my $heisan = "Heisan\n";
+ print $io $heisan ;
+
+ ok ! eof($io);
+ ok ! $io->eof();
+
+ is tell($io), length($heisan) ;
+ is $io->tell(), length($heisan) ;
+
+ $io->print("a", "b", "c");
+
+ {
+ local($\) = "\n";
+ print $io "d", "e";
+ local($,) = ",";
+ print $io "f", "g", "h";
+ }
+
+ my $foo = "1234567890";
+
+ ok syswrite($io, $foo, length($foo)) == length($foo) ;
+ if ( $[ < 5.6 )
+ { is $io->syswrite($foo, length $foo), length $foo }
+ else
+ { is $io->syswrite($foo), length $foo }
+ ok $io->syswrite($foo, length($foo)) == length $foo;
+ ok $io->write($foo, length($foo), 5) == 5;
+ ok $io->write("xxx\n", 100, -1) == 1;
+
+ for (1..3) {
+ printf $io "i(%d)", $_;
+ $io->printf("[%d]\n", $_);
+ }
+ select $io;
+ print "\n";
+ select STDOUT;
+
+ close $io ;
+
+ ok eof($io);
+ ok $io->eof();
+
+ is myGZreadFile($name), "Heisan\nabcde\nf,g,h\n" .
+ ("1234567890" x 3) . "67890\n" .
+ "i(1)[1]\ni(2)[2]\ni(3)[3]\n\n";
+
+
+ }
+
+ {
+ # Read
+ my $str = <<EOT;
+This is an example
+of a paragraph
+
+
+and a single line.
+
+EOT
+
+ my $lex = new LexFile my $name ;
+
+ my $iow = new $CompressClass $name ;
+ print $iow $str ;
+ close $iow;
+
+ my @tmp;
+ my $buf;
+ {
+ my $io = new $UncompressClass $name ;
+
+ ok ! $io->eof;
+ ok ! eof $io;
+ is $io->tell(), 0 ;
+ is tell($io), 0 ;
+ my @lines = <$io>;
+ is @lines, 6
+ or print "# Got " . scalar(@lines) . " lines, expected 6\n" ;
+ is $lines[1], "of a paragraph\n" ;
+ is join('', @lines), $str ;
+ is $., 6;
+ #print "TELL says " . tell($io) , " should be ${ \length($str) }\n" ;
+ is $io->tell(), length($str) ;
+ is tell($io), length($str) ;
+
+ ok $io->eof;
+ ok eof $io;
+
+ ok ! ( defined($io->getline) ||
+ (@tmp = $io->getlines) ||
+ defined(<$io>) ||
+ defined($io->getc) ||
+ read($io, $buf, 100) != 0) ;
+ }
+
+
+ {
+ local $/; # slurp mode
+ my $io = $UncompressClass->new($name);
+ ok ! $io->eof;
+ my @lines = $io->getlines;
+ ok $io->eof;
+ ok @lines == 1 && $lines[0] eq $str;
+
+ $io = $UncompressClass->new($name);
+ ok ! $io->eof;
+ my $line = <$io>;
+ ok $line eq $str;
+ ok $io->eof;
+ }
+
+ {
+ local $/ = ""; # paragraph mode
+ my $io = $UncompressClass->new($name);
+ ok ! $io->eof;
+ my @lines = <$io>;
+ ok $io->eof;
+ ok @lines == 2
+ or print "# Got " . scalar(@lines) . " lines, expected 2\n" ;
+ ok $lines[0] eq "This is an example\nof a paragraph\n\n\n"
+ or print "# $lines[0]\n";
+ ok $lines[1] eq "and a single line.\n\n";
+ }
+
+ {
+ local $/ = "is";
+ my $io = $UncompressClass->new($name);
+ my @lines = ();
+ my $no = 0;
+ my $err = 0;
+ ok ! $io->eof;
+ while (<$io>) {
+ push(@lines, $_);
+ $err++ if $. != ++$no;
+ }
+
+ ok $err == 0 ;
+ ok $io->eof;
+
+ ok @lines == 3
+ or print "# Got " . scalar(@lines) . " lines, expected 3\n" ;
+ ok join("-", @lines) eq
+ "This- is- an example\n" .
+ "of a paragraph\n\n\n" .
+ "and a single line.\n\n";
+ }
+
+
+ # Test read
+
+ {
+ my $io = $UncompressClass->new($name);
+
+ ok $io, "opened ok" ;
+
+ #eval { read($io, $buf, -1); } ;
+ #like $@, mkErr("length parameter is negative"), "xxx $io $UncompressClass $RawInflateError" ;
+
+ #eval { read($io, 1) } ;
+ #like $@, mkErr("buffer parameter is read-only");
+
+ is read($io, $buf, 0), 0, "Requested 0 bytes" ;
+
+ ok read($io, $buf, 3) == 3 ;
+ ok $buf eq "Thi";
+
+ ok sysread($io, $buf, 3, 2) == 3 ;
+ ok $buf eq "Ths i"
+ or print "# [$buf]\n" ;;
+ ok ! $io->eof;
+
+ # $io->seek(-4, 2);
+ #
+ # ok ! $io->eof;
+ #
+ # ok read($io, $buf, 20) == 4 ;
+ # ok $buf eq "e.\n\n";
+ #
+ # ok read($io, $buf, 20) == 0 ;
+ # ok $buf eq "";
+ #
+ # ok ! $io->eof;
+ }
+
+ }
+
+
+
+ {
+ title "seek tests" ;
+
+ my $lex = new LexFile my $name ;
+
+ my $first = "beginning" ;
+ my $last = "the end" ;
+ my $iow = new $CompressClass $name ;
+ print $iow $first ;
+ ok seek $iow, 10, SEEK_CUR ;
+ is tell($iow), length($first)+10;
+ ok $iow->seek(0, SEEK_CUR) ;
+ is tell($iow), length($first)+10;
+ print $iow $last ;
+ close $iow;
+
+ my $io = $UncompressClass->new($name);
+ ok myGZreadFile($name) eq $first . "\x00" x 10 . $last ;
+
+ $io = $UncompressClass->new($name);
+ ok seek $io, length($first)+10, SEEK_CUR ;
+ ok ! $io->eof;
+ is tell($io), length($first)+10;
+ ok seek $io, 0, SEEK_CUR ;
+ is tell($io), length($first)+10;
+ my $buff ;
+ ok read $io, $buff, 100 ;
+ ok $buff eq $last ;
+ ok $io->eof;
+ }
+
+ if (! $BadPerl)
+ {
+ # seek error cases
+ my $b ;
+ my $a = new $CompressClass(\$b) ;
+
+ ok ! $a->error() ;
+ eval { seek($a, -1, 10) ; };
+ like $@, mkErr("seek: unknown value, 10, for whence parameter");
+
+ eval { seek($a, -1, SEEK_END) ; };
+ like $@, mkErr("cannot seek backwards");
+
+ print $a "fred";
+ close $a ;
+
+
+ my $u = new $UncompressClass(\$b) ;
+
+ eval { seek($u, -1, 10) ; };
+ like $@, mkErr("seek: unknown value, 10, for whence parameter");
+
+ eval { seek($u, -1, SEEK_END) ; };
+ like $@, mkErr("seek: SEEK_END not allowed");
+
+ eval { seek($u, -1, SEEK_CUR) ; };
+ like $@, mkErr("cannot seek backwards");
+ }
+
+ {
+ title 'fileno' ;
+
+ my $lex = new LexFile my $name ;
+
+ my $hello = <<EOM ;
+hello world
+this is a test
+EOM
+
+ {
+ my $fh ;
+ ok $fh = new IO::File ">$name" ;
+ my $x ;
+ ok $x = new $CompressClass $fh ;
+
+ ok $x->fileno() == fileno($fh) ;
+ ok $x->fileno() == fileno($x) ;
+ ok $x->write($hello) ;
+ ok $x->close ;
+ $fh->close() ;
+ }
+
+ my $uncomp;
+ {
+ my $x ;
+ ok my $fh1 = new IO::File "<$name" ;
+ ok $x = new $UncompressClass $fh1, -Append => 1 ;
+ ok $x->fileno() == fileno $fh1 ;
+ ok $x->fileno() == fileno $x ;
+
+ 1 while $x->read($uncomp) > 0 ;
+
+ ok $x->close ;
+ }
+
+ ok $hello eq $uncomp ;
+ }
+ }
+}
+
+1;
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