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Further lies in the File::Basename docs
[perl5.git] / lib / File / Basename.t
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e7204fba 1#!./perl -Tw
78201403 2
3BEGIN {
4 chdir 't' if -d 't';
20822f61 5 @INC = '../lib';
78201403 6}
7
3291253b 8use Test::More tests => 53;
78201403 9
e7204fba 10BEGIN { use_ok 'File::Basename' }
78201403 11
12# import correctly?
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13can_ok( __PACKAGE__, qw( basename fileparse dirname fileparse_set_fstype ) );
14
15### Testing Unix
16{
17 ok length fileparse_set_fstype('unix'), 'set fstype to unix';
3291253b 18 is( fileparse_set_fstype(), 'Unix', 'get fstype' );
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19
20 my($base,$path,$type) = fileparse('/virgil/aeneid/draft.book7',
21 qr'\.book\d+');
22 is($base, 'draft');
23 is($path, '/virgil/aeneid/');
24 is($type, '.book7');
25
26 is(basename('/arma/virumque.cano'), 'virumque.cano');
27 is(dirname ('/arma/virumque.cano'), '/arma');
28 is(dirname('arma/'), '.');
29 is(dirname('/'), '/');
30}
78201403 31
78201403 32
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33### Testing VMS
34{
3291253b 35 is(fileparse_set_fstype('VMS'), 'Unix', 'set fstype to VMS');
78201403 36
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37 my($base,$path,$type) = fileparse('virgil:[aeneid]draft.book7',
38 qr{\.book\d+});
39 is($base, 'draft');
40 is($path, 'virgil:[aeneid]');
41 is($type, '.book7');
78201403 42
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43 is(basename('arma:[virumque]cano.trojae'), 'cano.trojae');
44 is(dirname('arma:[virumque]cano.trojae'), 'arma:[virumque]');
45 is(dirname('arma:<virumque>cano.trojae'), 'arma:<virumque>');
46 is(dirname('arma:virumque.cano'), 'arma:');
78201403 47
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48 {
49 local $ENV{DEFAULT} = '' unless exists $ENV{DEFAULT};
50 is(dirname('virumque.cano'), $ENV{DEFAULT});
51 is(dirname('arma/'), '.');
52 }
78201403 53}
78201403 54
78201403 55
3291253b 56### Testing DOS
e7204fba 57{
3291253b 58 is(fileparse_set_fstype('DOS'), 'VMS', 'set fstype to DOS');
78201403 59
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60 my($base,$path,$type) = fileparse('C:\\virgil\\aeneid\\draft.book7',
61 '\.book\d+');
62 is($base, 'draft');
63 is($path, 'C:\\virgil\\aeneid\\');
64 is($type, '.book7');
78201403 65
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66 is(basename('A:virumque\\cano.trojae'), 'cano.trojae');
67 is(dirname('A:\\virumque\\cano.trojae'), 'A:\\virumque');
68 is(dirname('A:\\'), 'A:\\');
69 is(dirname('arma\\'), '.');
78201403 70
3291253b 71 # Yes "/" is a legal path separator under DOS
e7204fba 72 is(basename("lib/File/Basename.pm"), "Basename.pm");
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73
74 # $^O for DOS is "dos" not "MSDOS" but "MSDOS" is left in for
75 # backward bug compat.
76 is(fileparse_set_fstype('MSDOS'), 'DOS');
77 is( dirname("\\foo\\bar\\baz"), "\\foo\\bar" );
78201403 78}
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79
80
81### Testing MacOS
82{
83 is(fileparse_set_fstype('MacOS'), 'MSDOS', 'set fstype to MacOS');
84
85 my($base,$path,$type) = fileparse('virgil:aeneid:draft.book7',
86 '\.book\d+');
87 is($base, 'draft');
88 is($path, 'virgil:aeneid:');
89 is($type, '.book7');
90
91 is(basename(':arma:virumque:cano.trojae'), 'cano.trojae');
92 is(dirname(':arma:virumque:cano.trojae'), ':arma:virumque:');
93 is(dirname(':arma:virumque:'), ':arma:');
94 is(dirname(':arma:virumque'), ':arma:');
95 is(dirname(':arma:'), ':');
96 is(dirname(':arma'), ':');
97 is(dirname('arma:'), 'arma:');
98 is(dirname('arma'), ':');
99 is(dirname(':'), ':');
100
101
102 # Check quoting of metacharacters in suffix arg by basename()
103 is(basename(':arma:virumque:cano.trojae','.trojae'), 'cano');
104 is(basename(':arma:virumque:cano_trojae','.trojae'), 'cano_trojae');
b3eb6a9b 105}
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106
107
108### extra tests for a few specific bugs
109{
3291253b 110 fileparse_set_fstype 'DOS';
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111 # perl5.003_18 gives C:/perl/.\
112 is((fileparse 'C:/perl/lib')[1], 'C:/perl/');
113 # perl5.003_18 gives C:\perl\
114 is(dirname('C:\\perl\\lib\\'), 'C:\\perl');
115
116 fileparse_set_fstype 'UNIX';
117 # perl5.003_18 gives '.'
118 is(dirname('/perl/'), '/');
119 # perl5.003_18 gives '/perl/lib'
120 is(dirname('/perl/lib//'), '/perl');
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121}
122
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123
124### Test tainting
125{
126 # The empty tainted value, for tainting strings
127 my $TAINT = substr($^X, 0, 0);
128
129 # How to identify taint when you see it
130 sub any_tainted (@) {
131 return ! eval { eval("#" . substr(join("", @_), 0, 0)); 1 };
132 }
133
134 sub tainted ($) {
135 any_tainted @_;
136 }
137
138 sub all_tainted (@) {
139 for (@_) { return 0 unless tainted $_ }
140 1;
141 }
142
143 ok tainted(dirname($TAINT.'/perl/lib//'));
144 ok all_tainted(fileparse($TAINT.'/dir/draft.book7','\.book\d+'));
145}