Commit | Line | Data |
---|---|---|
114c60ec BG |
1 | #!./perl |
2 | ||
3 | BEGIN { | |
4 | chdir 't' if -d 't'; | |
5 | @INC = '../lib'; | |
6 | require './test.pl'; | |
7 | } | |
8 | ||
9 | use strict; | |
10 | use warnings; | |
11 | ||
b7781c7e NC |
12 | plan 10; |
13 | ||
14 | # Need to run this in a quiet private directory as it assumes that it can read | |
15 | # the contents twice and get the same result. | |
16 | my $tempdir = tempfile; | |
17 | ||
18 | mkdir $tempdir, 0700 or die "Can't mkdir '$tempdir': $!"; | |
19 | chdir $tempdir or die die "Can't chdir '$tempdir': $!"; | |
20 | ||
21 | my $cleanup = 1; | |
22 | my %tempfiles; | |
23 | ||
24 | END { | |
25 | if ($cleanup) { | |
26 | foreach my $file (keys %tempfiles) { | |
27 | # We only wrote each of these once so 1 delete should work: | |
28 | if (unlink $file) { | |
29 | warn "unlink tempfile '$file' passed but it's still there" | |
30 | if -e $file; | |
31 | } else { | |
32 | warn "Couldn't unlink tempfile '$file': $!"; | |
33 | } | |
34 | } | |
35 | chdir '..' or die "Couldn't chdir .. for cleanup: $!"; | |
36 | rmdir $tempdir or die "Couldn't unlink tempdir '$tempdir': $!"; | |
37 | } | |
38 | } | |
39 | ||
40 | # This is intentionally not random (per run), but intentionally will try to | |
41 | # give different file names for different people running this test. | |
42 | srand $< * $]; | |
43 | ||
44 | my @chars = ('A' .. 'Z', 'a' .. 'z', 0 .. 9); | |
45 | ||
46 | sub make_file { | |
47 | my $name = shift; | |
48 | ||
49 | return if $tempfiles{$name}++; | |
50 | ||
51 | print "# Writing to $name in $tempdir\n"; | |
52 | ||
53 | open my $fh, '>', $name or die "Can't open '$name' for writing: $!\n"; | |
54 | print $fh <<'FILE0'; | |
d1c21cec | 55 | This file is here for testing |
114c60ec | 56 | |
d1c21cec RGS |
57 | while(readdir $dir){...} |
58 | ... while readdir $dir | |
114c60ec | 59 | |
d1c21cec RGS |
60 | etc |
61 | FILE0 | |
b7781c7e NC |
62 | close $fh or die "Can't close '$name': $!"; |
63 | } | |
114c60ec | 64 | |
b7781c7e NC |
65 | sub make_some_files { |
66 | for (1..int rand 10) { | |
67 | my $name; | |
68 | $name .= $chars[rand $#chars] for 1..int(1 + rand 5); | |
69 | make_file($name); | |
70 | } | |
71 | } | |
72 | ||
73 | make_some_files(); | |
74 | make_file('0'); | |
75 | make_some_files(); | |
114c60ec | 76 | |
d1c21cec RGS |
77 | ok(-f '0', "'0' file is here"); |
78 | ||
79 | opendir my $dirhandle, '.' | |
80 | or die "Failed test: unable to open directory: $!\n"; | |
81 | ||
82 | my @dir = readdir $dirhandle; | |
83 | rewinddir $dirhandle; | |
114c60ec BG |
84 | |
85 | { | |
86 | my @list; | |
87 | while(readdir $dirhandle){ | |
88 | push @list, $_; | |
89 | } | |
90 | ok( eq_array( \@dir, \@list ), 'while(readdir){push}' ); | |
91 | rewinddir $dirhandle; | |
92 | } | |
93 | ||
94 | { | |
95 | my @list; | |
96 | push @list, $_ while readdir $dirhandle; | |
97 | ok( eq_array( \@dir, \@list ), 'push while readdir' ); | |
98 | rewinddir $dirhandle; | |
99 | } | |
100 | ||
101 | { | |
102 | my $tmp; | |
103 | my @list; | |
104 | push @list, $tmp while $tmp = readdir $dirhandle; | |
105 | ok( eq_array( \@dir, \@list ), 'push $dir while $dir = readdir' ); | |
106 | rewinddir $dirhandle; | |
107 | } | |
108 | ||
109 | { | |
110 | my @list; | |
111 | while( my $dir = readdir $dirhandle){ | |
112 | push @list, $dir; | |
113 | } | |
114 | ok( eq_array( \@dir, \@list ), 'while($dir=readdir){push}' ); | |
115 | rewinddir $dirhandle; | |
116 | } | |
117 | ||
118 | ||
119 | { | |
120 | my @list; | |
121 | my $sub = sub{ | |
122 | push @list, $_; | |
123 | }; | |
124 | $sub->($_) while readdir $dirhandle; | |
125 | ok( eq_array( \@dir, \@list ), '$sub->($_) while readdir' ); | |
126 | rewinddir $dirhandle; | |
127 | } | |
128 | ||
d1c21cec RGS |
129 | { |
130 | my $works = 0; | |
131 | while(readdir $dirhandle){ | |
df251d1f | 132 | $_ =~ s/\.$// if defined $_ && $^O eq 'VMS'; # may have zero-length extension |
d1c21cec RGS |
133 | if( defined $_ && $_ eq '0'){ |
134 | $works = 1; | |
135 | last; | |
136 | } | |
114c60ec | 137 | } |
d1c21cec RGS |
138 | ok( $works, 'while(readdir){} with file named "0"' ); |
139 | rewinddir $dirhandle; | |
140 | } | |
114c60ec | 141 | |
d1c21cec RGS |
142 | { |
143 | my $works = 0; | |
144 | my $sub = sub{ | |
df251d1f | 145 | $_ =~ s/\.$// if defined $_ && $^O eq 'VMS'; # may have zero-length extension |
d1c21cec RGS |
146 | if( defined $_ && $_ eq '0' ){ |
147 | $works = 1; | |
148 | } | |
149 | }; | |
150 | $sub->($_) while readdir $dirhandle; | |
151 | ok( $works, '$sub->($_) while readdir; with file named "0"' ); | |
152 | rewinddir $dirhandle; | |
153 | } | |
154 | ||
155 | { | |
156 | my $works = 0; | |
157 | while( my $dir = readdir $dirhandle ){ | |
df251d1f | 158 | $dir =~ s/\.$// if defined $dir && $^O eq 'VMS'; # may have zero-length extension |
d1c21cec RGS |
159 | if( defined $dir && $dir eq '0'){ |
160 | $works = 1; | |
161 | last; | |
162 | } | |
114c60ec | 163 | } |
d1c21cec RGS |
164 | ok( $works, 'while($dir=readdir){} with file named "0"'); |
165 | rewinddir $dirhandle; | |
166 | } | |
114c60ec | 167 | |
d1c21cec RGS |
168 | { |
169 | my $tmp; | |
170 | my $ok; | |
171 | my @list; | |
df251d1f CB |
172 | while( $tmp = readdir $dirhandle ){ |
173 | $tmp =~ s/\.$// if defined $tmp && $^O eq 'VMS'; # may have zero-length extension | |
174 | last if defined($tmp)&& !$tmp && ($ok=1) | |
175 | } | |
d1c21cec RGS |
176 | ok( $ok, '$dir while $dir = readdir; with file named "0"' ); |
177 | rewinddir $dirhandle; | |
114c60ec BG |
178 | } |
179 | ||
180 | closedir $dirhandle; |