Commit | Line | Data |
16816334 |
1 | BEGIN { |
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2 | if ($ENV{PERL_CORE}) { |
16816334 |
3 | chdir 't' if -d 't'; |
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4 | @INC = ("../lib", "lib"); |
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5 | } |
6 | } |
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7 | |
8 | use lib 't'; |
9 | use strict; |
10 | use warnings; |
11 | use bytes; |
12 | |
13 | use Test::More ; |
14 | use ZlibTestUtils; |
15 | |
16 | use Compress::Zlib 2 ; |
17 | |
18 | use IO::Compress::Gzip ; |
19 | use IO::Uncompress::Gunzip ; |
20 | |
21 | use IO::Compress::Deflate ; |
22 | use IO::Uncompress::Inflate ; |
23 | |
24 | use IO::Compress::RawDeflate ; |
25 | use IO::Uncompress::RawInflate ; |
26 | |
27 | our ($extra); |
28 | |
29 | |
30 | BEGIN |
31 | { |
32 | # use Test::NoWarnings, if available |
33 | $extra = 0 ; |
34 | $extra = 1 |
35 | if eval { require Test::NoWarnings ; import Test::NoWarnings; 1 }; |
36 | } |
37 | |
38 | my $ver = Compress::Zlib::zlib_version(); |
39 | plan skip_all => "gzsetparams needs zlib 1.0.6 or better. You have $ver\n" |
40 | if ZLIB_VERNUM() < 0x1060 ; |
41 | |
42 | plan tests => 51 + $extra ; |
43 | |
44 | # Check zlib_version and ZLIB_VERSION are the same. |
45 | is Compress::Zlib::zlib_version, ZLIB_VERSION, |
46 | "ZLIB_VERSION matches Compress::Zlib::zlib_version" ; |
47 | |
48 | { |
49 | # gzsetparams |
50 | title "Testing gzsetparams"; |
51 | |
52 | my $hello = "I am a HAL 9000 computer" x 2001 ; |
53 | my $len_hello = length $hello ; |
54 | my $goodbye = "Will I dream?" x 2010; |
55 | my $len_goodbye = length $goodbye; |
56 | |
57 | my ($input, $err, $answer, $X, $status, $Answer); |
58 | |
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59 | my $lex = new LexFile my $name; |
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60 | ok my $x = gzopen($name, "wb"); |
61 | |
62 | $input .= $hello; |
63 | is $x->gzwrite($hello), $len_hello, "gzwrite returned $len_hello" ; |
64 | |
65 | # Error cases |
66 | eval { $x->gzsetparams() }; |
67 | like $@, mkErr('^Usage: Compress::Zlib::gzFile::gzsetparams\(file, level, strategy\)'); |
68 | |
69 | # Change both Level & Strategy |
70 | $status = $x->gzsetparams(Z_BEST_SPEED, Z_HUFFMAN_ONLY) ; |
71 | cmp_ok $status, '==', Z_OK, "status is Z_OK"; |
72 | |
73 | $input .= $goodbye; |
74 | is $x->gzwrite($goodbye), $len_goodbye, "gzwrite returned $len_goodbye" ; |
75 | |
76 | ok ! $x->gzclose, "closed" ; |
77 | |
78 | ok my $k = gzopen($name, "rb") ; |
79 | |
80 | # calling gzsetparams on reading is not allowed. |
81 | $status = $k->gzsetparams(Z_BEST_SPEED, Z_HUFFMAN_ONLY) ; |
82 | cmp_ok $status, '==', Z_STREAM_ERROR, "status is Z_STREAM_ERROR" ; |
83 | |
84 | my $len = length $input ; |
85 | my $uncompressed; |
86 | is $len, $k->gzread($uncompressed, $len) ; |
87 | |
88 | ok $uncompressed eq $input ; |
89 | ok $k->gzeof ; |
90 | ok ! $k->gzclose ; |
91 | ok $k->gzeof ; |
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92 | } |
93 | |
94 | |
95 | foreach my $CompressClass ('IO::Compress::Gzip', |
96 | 'IO::Compress::Deflate', |
97 | 'IO::Compress::RawDeflate', |
98 | ) |
99 | { |
100 | my $UncompressClass = getInverse($CompressClass); |
101 | |
102 | title "Testing $CompressClass"; |
103 | |
104 | |
105 | # deflateParams |
106 | |
107 | my $hello = "I am a HAL 9000 computer" x 2001 ; |
108 | my $len_hello = length $hello ; |
109 | my $goodbye = "Will I dream?" x 2010; |
110 | my $len_goodbye = length $goodbye; |
111 | |
112 | #my ($input, $err, $answer, $X, $status, $Answer); |
113 | my $compressed; |
114 | |
115 | ok my $x = new $CompressClass(\$compressed) ; |
116 | |
117 | my $input .= $hello; |
118 | is $x->write($hello), $len_hello ; |
119 | |
120 | # Change both Level & Strategy |
121 | ok $x->deflateParams(Z_BEST_SPEED, Z_HUFFMAN_ONLY); |
122 | |
123 | $input .= $goodbye; |
124 | is $x->write($goodbye), $len_goodbye ; |
125 | |
126 | ok $x->close ; |
127 | |
128 | ok my $k = new $UncompressClass(\$compressed); |
129 | |
130 | my $len = length $input ; |
131 | my $uncompressed; |
132 | is $k->read($uncompressed, $len), $len |
133 | or diag "$IO::Uncompress::Gunzip::GunzipError" ; |
134 | |
135 | ok $uncompressed eq $input ; |
136 | ok $k->eof ; |
137 | ok $k->close ; |
138 | ok $k->eof ; |
139 | } |