Commit | Line | Data |
642e522c |
1 | |
2 | use lib 't'; |
3 | use strict; |
4 | use warnings; |
5 | use bytes; |
6 | |
7 | use Test::More ; |
8 | use ZlibTestUtils; |
9 | |
10 | use Compress::Zlib 2 ; |
11 | |
12 | use IO::Compress::Gzip ; |
13 | use IO::Uncompress::Gunzip ; |
14 | |
15 | use IO::Compress::Deflate ; |
16 | use IO::Uncompress::Inflate ; |
17 | |
18 | use IO::Compress::RawDeflate ; |
19 | use IO::Uncompress::RawInflate ; |
20 | |
21 | our ($extra); |
22 | |
23 | |
24 | BEGIN |
25 | { |
26 | # use Test::NoWarnings, if available |
27 | $extra = 0 ; |
28 | $extra = 1 |
29 | if eval { require Test::NoWarnings ; import Test::NoWarnings; 1 }; |
30 | } |
31 | |
32 | my $ver = Compress::Zlib::zlib_version(); |
33 | plan skip_all => "gzsetparams needs zlib 1.0.6 or better. You have $ver\n" |
34 | if ZLIB_VERNUM() < 0x1060 ; |
35 | |
36 | plan tests => 51 + $extra ; |
37 | |
38 | # Check zlib_version and ZLIB_VERSION are the same. |
39 | is Compress::Zlib::zlib_version, ZLIB_VERSION, |
40 | "ZLIB_VERSION matches Compress::Zlib::zlib_version" ; |
41 | |
42 | { |
43 | # gzsetparams |
44 | title "Testing gzsetparams"; |
45 | |
46 | my $hello = "I am a HAL 9000 computer" x 2001 ; |
47 | my $len_hello = length $hello ; |
48 | my $goodbye = "Will I dream?" x 2010; |
49 | my $len_goodbye = length $goodbye; |
50 | |
51 | my ($input, $err, $answer, $X, $status, $Answer); |
52 | |
53 | my $name = "test.gz" ; |
54 | unlink $name ; |
55 | ok my $x = gzopen($name, "wb"); |
56 | |
57 | $input .= $hello; |
58 | is $x->gzwrite($hello), $len_hello, "gzwrite returned $len_hello" ; |
59 | |
60 | # Error cases |
61 | eval { $x->gzsetparams() }; |
62 | like $@, mkErr('^Usage: Compress::Zlib::gzFile::gzsetparams\(file, level, strategy\)'); |
63 | |
64 | # Change both Level & Strategy |
65 | $status = $x->gzsetparams(Z_BEST_SPEED, Z_HUFFMAN_ONLY) ; |
66 | cmp_ok $status, '==', Z_OK, "status is Z_OK"; |
67 | |
68 | $input .= $goodbye; |
69 | is $x->gzwrite($goodbye), $len_goodbye, "gzwrite returned $len_goodbye" ; |
70 | |
71 | ok ! $x->gzclose, "closed" ; |
72 | |
73 | ok my $k = gzopen($name, "rb") ; |
74 | |
75 | # calling gzsetparams on reading is not allowed. |
76 | $status = $k->gzsetparams(Z_BEST_SPEED, Z_HUFFMAN_ONLY) ; |
77 | cmp_ok $status, '==', Z_STREAM_ERROR, "status is Z_STREAM_ERROR" ; |
78 | |
79 | my $len = length $input ; |
80 | my $uncompressed; |
81 | is $len, $k->gzread($uncompressed, $len) ; |
82 | |
83 | ok $uncompressed eq $input ; |
84 | ok $k->gzeof ; |
85 | ok ! $k->gzclose ; |
86 | ok $k->gzeof ; |
87 | unlink $name; |
88 | } |
89 | |
90 | |
91 | foreach my $CompressClass ('IO::Compress::Gzip', |
92 | 'IO::Compress::Deflate', |
93 | 'IO::Compress::RawDeflate', |
94 | ) |
95 | { |
96 | my $UncompressClass = getInverse($CompressClass); |
97 | |
98 | title "Testing $CompressClass"; |
99 | |
100 | |
101 | # deflateParams |
102 | |
103 | my $hello = "I am a HAL 9000 computer" x 2001 ; |
104 | my $len_hello = length $hello ; |
105 | my $goodbye = "Will I dream?" x 2010; |
106 | my $len_goodbye = length $goodbye; |
107 | |
108 | #my ($input, $err, $answer, $X, $status, $Answer); |
109 | my $compressed; |
110 | |
111 | ok my $x = new $CompressClass(\$compressed) ; |
112 | |
113 | my $input .= $hello; |
114 | is $x->write($hello), $len_hello ; |
115 | |
116 | # Change both Level & Strategy |
117 | ok $x->deflateParams(Z_BEST_SPEED, Z_HUFFMAN_ONLY); |
118 | |
119 | $input .= $goodbye; |
120 | is $x->write($goodbye), $len_goodbye ; |
121 | |
122 | ok $x->close ; |
123 | |
124 | ok my $k = new $UncompressClass(\$compressed); |
125 | |
126 | my $len = length $input ; |
127 | my $uncompressed; |
128 | is $k->read($uncompressed, $len), $len |
129 | or diag "$IO::Uncompress::Gunzip::GunzipError" ; |
130 | |
131 | ok $uncompressed eq $input ; |
132 | ok $k->eof ; |
133 | ok $k->close ; |
134 | ok $k->eof ; |
135 | } |