1BEGIN {
2    if ($ENV{PERL_CORE}) {
3	chdir 't' if -d 't';
4	@INC = ("../lib", "lib/compress");
5    }
6}
7
8use lib qw(t t/compress);
9use strict;
10use warnings;
11use bytes;
12
13use Test::More ;
14use CompTestUtils;
15
16BEGIN
17{
18    # use Test::NoWarnings, if available
19    my $extra = 0 ;
20    $extra = 1
21        if eval { require Test::NoWarnings ;  import Test::NoWarnings; 1 };
22
23    plan tests => 288 + $extra ;
24
25    use_ok('Compress::Raw::Zlib', 2) ;
26}
27
28
29my $hello = <<EOM ;
30hello world
31this is a test
32EOM
33
34my $len   = length $hello ;
35
36# Check zlib_version and ZLIB_VERSION are the same.
37is Compress::Raw::Zlib::zlib_version, ZLIB_VERSION ;
38
39
40for my $i (1 .. 13)
41{
42
43    print "#\n#Length $i\n#\n";
44
45    my $hello = "I am a HAL 9000 computer" x 2001;
46    my $tmp = $hello ;
47
48    my @hello = ();
49    push @hello, $1
50	while $tmp =~ s/^(.{$i})//;
51    push @hello, $tmp if length $tmp ;
52
53    my ($err, $x, $X, $status);
54
55    ok( ($x, $err) = new Compress::Raw::Zlib::Deflate (-AppendOutput => 1));
56    ok $x ;
57    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;
58
59    ok ! defined $x->msg(), "  no msg" ;
60    is $x->total_in(), 0, "  total_in == 0" ;
61    is $x->total_out(), 0, "  total_out == 0" ;
62
63    my $out ;
64    foreach (@hello)
65    {
66        $status = $x->deflate($_, $out) ;
67        last unless $status == Z_OK ;
68
69    }
70    cmp_ok $status, '==', Z_OK, "  status is Z_OK" ;
71
72    cmp_ok $x->flush($out), '==', Z_OK, "  flush returned Z_OK" ;
73
74    ok ! defined $x->msg(), "  no msg"  ;
75    is $x->total_in(), length $hello, "  length total_in" ;
76    is $x->total_out(), length $out, "  length total_out" ;
77
78    my @Answer = ();
79    $tmp = $out;
80    push @Answer, $1 while $tmp =~ s/^(.{$i})//;
81    push @Answer, $tmp if length $tmp ;
82
83    my $k;
84    ok(($k, $err) = new Compress::Raw::Zlib::Inflate( -AppendOutput => 1));
85    ok $k ;
86    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;
87
88    ok ! defined $k->msg(), "  no msg" ;
89    is $k->total_in(), 0, "  total_in == 0" ;
90    is $k->total_out(), 0, "  total_out == 0" ;
91    my $GOT = '';
92    my $Z;
93    $Z = 1 ;#x 2000 ;
94    foreach (@Answer)
95    {
96        $status = $k->inflate($_, $GOT) ;
97        last if $status == Z_STREAM_END or $status != Z_OK ;
98
99    }
100
101    cmp_ok $status, '==', Z_STREAM_END, "  status is Z_STREAM_END" ;
102    is $GOT, $hello, "  got expected output" ;
103    ok ! defined $k->msg(), "  no msg" ;
104    is $k->total_in(), length $out, "  length total_in ok" ;
105    is $k->total_out(), length $hello, "  length total_out ok" ;
106
107}
108