Commit | Line | Data |
ea6efd2c |
1 | BEGIN { |
2 | if ($ENV{PERL_CORE}) { |
3 | chdir 't' if -d 't'; |
4 | @INC = ("../lib", "lib/compress"); |
5 | } |
6 | } |
7 | |
8 | use lib qw(t t/compress); |
9 | use strict; |
10 | use warnings; |
11 | use bytes; |
12 | |
13 | use Test::More ; |
14 | use CompTestUtils; |
15 | |
16 | BEGIN |
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 => 98 + $extra ; |
24 | |
25 | use_ok('Compress::Raw::Zlib', 2) ; |
26 | } |
27 | |
28 | |
29 | |
30 | my $hello = "I am a HAL 9000 computer" x 2001; |
31 | my $tmp = $hello ; |
32 | |
33 | my ($err, $x, $X, $status); |
34 | |
35 | ok( ($x, $err) = new Compress::Raw::Zlib::Deflate (-AppendOutput => 1)); |
36 | ok $x ; |
37 | cmp_ok $err, '==', Z_OK, " status is Z_OK" ; |
38 | |
39 | my $out ; |
40 | $status = $x->deflate($tmp, $out) ; |
41 | cmp_ok $status, '==', Z_OK, " status is Z_OK" ; |
42 | |
43 | cmp_ok $x->flush($out), '==', Z_OK, " flush returned Z_OK" ; |
44 | |
45 | |
46 | sub getOut { my $x = ''; return \$x } |
47 | |
48 | for my $bufsize (1, 2, 3, 13, 4096, 1024*10) |
49 | { |
50 | print "#\n#Bufsize $bufsize\n#\n"; |
51 | $tmp = $out; |
52 | |
53 | my $k; |
54 | ok(($k, $err) = new Compress::Raw::Zlib::Inflate( AppendOutput => 1, |
55 | LimitOutput => 1, |
56 | Bufsize => $bufsize |
57 | )); |
58 | ok $k ; |
59 | cmp_ok $err, '==', Z_OK, " status is Z_OK" ; |
60 | |
61 | ok ! defined $k->msg(), " no msg" ; |
62 | is $k->total_in(), 0, " total_in == 0" ; |
63 | is $k->total_out(), 0, " total_out == 0" ; |
64 | my $GOT = getOut(); |
65 | my $prev; |
66 | my $deltaOK = 1; |
67 | my $looped = 0; |
68 | while (length $tmp) |
69 | { |
70 | ++ $looped; |
71 | my $prev = length $GOT; |
72 | $status = $k->inflate($tmp, $GOT) ; |
73 | last if $status == Z_STREAM_END || $status == Z_DATA_ERROR || $status == Z_STREAM_ERROR ; |
74 | $deltaOK = 0 if length($GOT) - $prev > $bufsize; |
75 | } |
76 | |
77 | ok $deltaOK, " Output Delta never > $bufsize"; |
78 | cmp_ok $looped, '>=', 1, " looped $looped"; |
79 | is length($tmp), 0, " length of input buffer is zero"; |
80 | |
81 | cmp_ok $status, '==', Z_STREAM_END, " status is Z_STREAM_END" ; |
82 | is $$GOT, $hello, " got expected output" ; |
83 | ok ! defined $k->msg(), " no msg" ; |
84 | is $k->total_in(), length $out, " length total_in ok" ; |
85 | is $k->total_out(), length $hello, " length total_out ok " . $k->total_out() ; |
86 | } |
87 | |
88 | sub getit |
89 | { |
90 | my $obj = shift ; |
91 | my $input = shift; |
92 | |
93 | my $data ; |
94 | 1 while $obj->inflate($input, $data) != Z_STREAM_END ; |
95 | return \$data ; |
96 | } |
97 | |
98 | { |
99 | title "regression test"; |
100 | |
101 | my ($err, $x, $X, $status); |
102 | |
103 | ok( ($x, $err) = new Compress::Raw::Zlib::Deflate (-AppendOutput => 1)); |
104 | ok $x ; |
105 | cmp_ok $err, '==', Z_OK, " status is Z_OK" ; |
106 | |
107 | my $line1 = ("abcdefghijklmnopq" x 1000) . "\n" ; |
108 | my $line2 = "second line\n" ; |
109 | my $text = $line1 . $line2 ; |
110 | my $tmp = $text; |
111 | |
112 | my $out ; |
113 | $status = $x->deflate($tmp, $out) ; |
114 | cmp_ok $status, '==', Z_OK, " status is Z_OK" ; |
115 | |
116 | cmp_ok $x->flush($out), '==', Z_OK, " flush returned Z_OK" ; |
117 | |
118 | my $k; |
119 | ok(($k, $err) = new Compress::Raw::Zlib::Inflate( AppendOutput => 1, |
120 | LimitOutput => 1 |
121 | )); |
122 | |
123 | |
124 | my $c = getit($k, $out); |
125 | is $$c, $text; |
126 | |
127 | |
128 | } |
129 | |