xref: /openbsd-src/gnu/usr.bin/perl/cpan/Compress-Raw-Zlib/t/07bufsize.t (revision f2da64fbbbf1b03f09f390ab01267c93dfd77c4c)
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.
37SKIP: {
38    skip "TEST_SKIP_VERSION_CHECK is set", 1
39        if $ENV{TEST_SKIP_VERSION_CHECK};
40    is Compress::Raw::Zlib::zlib_version, ZLIB_VERSION,
41        "ZLIB_VERSION matches Compress::Raw::Zlib::zlib_version" ;
42}
43
44
45for my $i (1 .. 13)
46{
47
48    print "#\n#Length $i\n#\n";
49
50    my $hello = "I am a HAL 9000 computer" x 2001;
51    my $tmp = $hello ;
52
53    my @hello = ();
54    push @hello, $1
55	while $tmp =~ s/^(.{$i})//;
56    push @hello, $tmp if length $tmp ;
57
58    my ($err, $x, $X, $status);
59
60    ok( ($x, $err) = new Compress::Raw::Zlib::Deflate (-AppendOutput => 1));
61    ok $x ;
62    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;
63
64    ok ! defined $x->msg(), "  no msg" ;
65    is $x->total_in(), 0, "  total_in == 0" ;
66    is $x->total_out(), 0, "  total_out == 0" ;
67
68    my $out ;
69    foreach (@hello)
70    {
71        $status = $x->deflate($_, $out) ;
72        last unless $status == Z_OK ;
73
74    }
75    cmp_ok $status, '==', Z_OK, "  status is Z_OK" ;
76
77    cmp_ok $x->flush($out), '==', Z_OK, "  flush returned Z_OK" ;
78
79    ok ! defined $x->msg(), "  no msg"  ;
80    is $x->total_in(), length $hello, "  length total_in" ;
81    is $x->total_out(), length $out, "  length total_out" ;
82
83    my @Answer = ();
84    $tmp = $out;
85    push @Answer, $1 while $tmp =~ s/^(.{$i})//;
86    push @Answer, $tmp if length $tmp ;
87
88    my $k;
89    ok(($k, $err) = new Compress::Raw::Zlib::Inflate( -AppendOutput => 1));
90    ok $k ;
91    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;
92
93    ok ! defined $k->msg(), "  no msg" ;
94    is $k->total_in(), 0, "  total_in == 0" ;
95    is $k->total_out(), 0, "  total_out == 0" ;
96    my $GOT = '';
97    my $Z;
98    $Z = 1 ;#x 2000 ;
99    foreach (@Answer)
100    {
101        $status = $k->inflate($_, $GOT) ;
102        last if $status == Z_STREAM_END or $status != Z_OK ;
103
104    }
105
106    cmp_ok $status, '==', Z_STREAM_END, "  status is Z_STREAM_END" ;
107    is $GOT, $hello, "  got expected output" ;
108    ok ! defined $k->msg(), "  no msg" ;
109    is $k->total_in(), length $out, "  length total_in ok" ;
110    is $k->total_out(), length $hello, "  length total_out ok" ;
111
112}
113