Commit | Line | Data |
671637fe |
1 | #!./perl -w |
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2 | |
3 | BEGIN { |
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4 | if( $ENV{PERL_CORE} ) { |
5 | chdir 't' if -d 't'; |
6 | @INC = '../lib'; |
7 | } |
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8 | } |
9 | |
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10 | use strict; |
11 | use warnings; |
12 | |
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13 | use Test::More; |
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14 | |
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15 | my $TB = Test::More->builder; |
16 | |
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17 | plan tests => 459; |
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18 | |
19 | # We're going to override rename() later on but Perl has to see an override |
20 | # at compile time to honor it. |
21 | BEGIN { *CORE::GLOBAL::rename = sub { CORE::rename($_[0], $_[1]) }; } |
22 | |
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23 | |
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24 | use File::Copy qw(copy move cp); |
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25 | use Config; |
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26 | |
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27 | |
28 | foreach my $code ("copy()", "copy('arg')", "copy('arg', 'arg', 'arg', 'arg')", |
29 | "move()", "move('arg')", "move('arg', 'arg', 'arg')" |
30 | ) |
31 | { |
32 | eval $code; |
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33 | like $@, qr/^Usage: /, "'$code' is a usage error"; |
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34 | } |
35 | |
36 | |
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37 | for my $cross_partition_test (0..1) { |
38 | { |
39 | # Simulate a cross-partition copy/move by forcing rename to |
40 | # fail. |
41 | no warnings 'redefine'; |
42 | *CORE::GLOBAL::rename = sub { 0 } if $cross_partition_test; |
43 | } |
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44 | |
45 | # First we create a file |
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46 | open(F, ">file-$$") or die $!; |
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47 | binmode F; # for DOSISH platforms, because test 3 copies to stdout |
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48 | printf F "ok\n"; |
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49 | close F; |
50 | |
51 | copy "file-$$", "copy-$$"; |
52 | |
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53 | open(F, "copy-$$") or die $!; |
81ec4fbc |
54 | my $foo = <F>; |
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55 | close(F); |
56 | |
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57 | is -s "file-$$", -s "copy-$$", 'copy(fn, fn): files of the same size'; |
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58 | |
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59 | is $foo, "ok\n", 'copy(fn, fn): same contents'; |
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60 | |
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61 | print("# next test checks copying to STDOUT\n"); |
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62 | binmode STDOUT unless $^O eq 'VMS'; # Copy::copy works in binary mode |
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63 | # This outputs "ok" so its a test. |
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64 | copy "copy-$$", \*STDOUT; |
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65 | $TB->current_test($TB->current_test + 1); |
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66 | unlink "copy-$$" or die "unlink: $!"; |
67 | |
68 | open(F,"file-$$"); |
69 | copy(*F, "copy-$$"); |
70 | open(R, "copy-$$") or die "open copy-$$: $!"; $foo = <R>; close(R); |
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71 | is $foo, "ok\n", 'copy(*F, fn): same contents'; |
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72 | unlink "copy-$$" or die "unlink: $!"; |
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73 | |
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74 | open(F,"file-$$"); |
75 | copy(\*F, "copy-$$"); |
76 | close(F) or die "close: $!"; |
77 | open(R, "copy-$$") or die; $foo = <R>; close(R) or die "close: $!"; |
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78 | is $foo, "ok\n", 'copy(\*F, fn): same contents'; |
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79 | unlink "copy-$$" or die "unlink: $!"; |
80 | |
81 | require IO::File; |
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82 | my $fh = IO::File->new(">copy-$$") or die "Cannot open copy-$$:$!"; |
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83 | binmode $fh or die $!; |
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84 | copy("file-$$",$fh); |
85 | $fh->close or die "close: $!"; |
86 | open(R, "copy-$$") or die; $foo = <R>; close(R); |
96fe83cd |
87 | is $foo, "ok\n", 'copy(fn, io): same contents'; |
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88 | unlink "copy-$$" or die "unlink: $!"; |
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89 | |
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90 | require FileHandle; |
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91 | $fh = FileHandle->new(">copy-$$") or die "Cannot open copy-$$:$!"; |
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92 | binmode $fh or die $!; |
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93 | copy("file-$$",$fh); |
94 | $fh->close; |
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95 | open(R, "copy-$$") or die $!; $foo = <R>; close(R); |
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96 | is $foo, "ok\n", 'copy(fn, fh): same contents'; |
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97 | unlink "file-$$" or die "unlink: $!"; |
98 | |
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99 | ok !move("file-$$", "copy-$$"), "move on missing file"; |
100 | ok -e "copy-$$", ' target still there'; |
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101 | |
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102 | # Doesn't really matter what time it is as long as its not now. |
103 | my $time = 1000000000; |
104 | utime( $time, $time, "copy-$$" ); |
105 | |
106 | # Recheck the mtime rather than rely on utime in case we're on a |
107 | # system where utime doesn't work or there's no mtime at all. |
108 | # The destination file will reflect the same difficulties. |
109 | my $mtime = (stat("copy-$$"))[9]; |
110 | |
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111 | ok move("copy-$$", "file-$$"), 'move'; |
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112 | ok -e "file-$$", ' destination exists'; |
113 | ok !-e "copy-$$", ' source does not'; |
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114 | open(R, "file-$$") or die $!; $foo = <R>; close(R); |
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115 | is $foo, "ok\n", 'contents preserved'; |
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116 | |
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117 | TODO: { |
118 | local $TODO = 'mtime only preserved on ODS-5 with POSIX dates and DECC$EFS_FILE_TIMESTAMPS enabled' if $^O eq 'VMS'; |
119 | |
120 | my $dest_mtime = (stat("file-$$"))[9]; |
121 | is $dest_mtime, $mtime, |
122 | "mtime preserved by copy()". |
123 | ($cross_partition_test ? " while testing cross-partition" : ""); |
124 | } |
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125 | |
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126 | # trick: create lib/ if not exists - not needed in Perl core |
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127 | unless (-d 'lib') { mkdir 'lib' or die $!; } |
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128 | copy "file-$$", "lib"; |
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129 | open(R, "lib/file-$$") or die $!; $foo = <R>; close(R); |
130 | is $foo, "ok\n", 'copy(fn, dir): same contents'; |
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131 | unlink "lib/file-$$" or die "unlink: $!"; |
132 | |
133 | # Do it twice to ensure copying over the same file works. |
134 | copy "file-$$", "lib"; |
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135 | open(R, "lib/file-$$") or die $!; $foo = <R>; close(R); |
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136 | is $foo, "ok\n", 'copy over the same file works'; |
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137 | unlink "lib/file-$$" or die "unlink: $!"; |
138 | |
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139 | { |
140 | my $warnings = ''; |
141 | local $SIG{__WARN__} = sub { $warnings .= join '', @_ }; |
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142 | ok copy("file-$$", "file-$$"), 'copy(fn, fn) succeeds'; |
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143 | |
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144 | like $warnings, qr/are identical/, 'but warns'; |
145 | ok -s "file-$$", 'contents preserved'; |
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146 | } |
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147 | |
148 | move "file-$$", "lib"; |
149 | open(R, "lib/file-$$") or die "open lib/file-$$: $!"; $foo = <R>; close(R); |
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150 | is $foo, "ok\n", 'move(fn, dir): same contents'; |
151 | ok !-e "file-$$", 'file moved indeed'; |
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152 | unlink "lib/file-$$" or die "unlink: $!"; |
153 | |
154 | SKIP: { |
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155 | skip "Testing symlinks", 3 unless $Config{d_symlink}; |
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156 | |
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157 | open(F, ">file-$$") or die $!; |
158 | print F "dummy content\n"; |
159 | close F; |
160 | symlink("file-$$", "symlink-$$") or die $!; |
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161 | |
162 | my $warnings = ''; |
163 | local $SIG{__WARN__} = sub { $warnings .= join '', @_ }; |
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164 | ok !copy("file-$$", "symlink-$$"), 'copy to itself (via symlink) fails'; |
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165 | |
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166 | like $warnings, qr/are identical/, 'emits a warning'; |
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167 | ok !-z "file-$$", |
168 | 'rt.perl.org 5196: copying to itself would truncate the file'; |
169 | |
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170 | unlink "symlink-$$" or die $!; |
171 | unlink "file-$$" or die $!; |
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172 | } |
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173 | |
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174 | SKIP: { |
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175 | skip "Testing hard links", 3 |
176 | if !$Config{d_link} or $^O eq 'MSWin32' or $^O eq 'cygwin'; |
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177 | |
178 | open(F, ">file-$$") or die $!; |
179 | print F "dummy content\n"; |
180 | close F; |
181 | link("file-$$", "hardlink-$$") or die $!; |
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182 | |
183 | my $warnings = ''; |
184 | local $SIG{__WARN__} = sub { $warnings .= join '', @_ }; |
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185 | ok !copy("file-$$", "hardlink-$$"), 'copy to itself (via hardlink) fails'; |
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186 | |
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187 | like $warnings, qr/are identical/, 'emits a warning'; |
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188 | ok ! -z "file-$$", |
189 | 'rt.perl.org 5196: copying to itself would truncate the file'; |
190 | |
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191 | unlink "hardlink-$$" or die $!; |
192 | unlink "file-$$" or die $!; |
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193 | } |
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194 | |
195 | open(F, ">file-$$") or die $!; |
196 | binmode F; |
197 | print F "this is file\n"; |
198 | close F; |
199 | |
200 | my $copy_msg = "this is copy\n"; |
201 | open(F, ">copy-$$") or die $!; |
202 | binmode F; |
203 | print F $copy_msg; |
204 | close F; |
205 | |
206 | my @warnings; |
207 | local $SIG{__WARN__} = sub { push @warnings, join '', @_ }; |
208 | |
209 | # pie-$$ so that we force a non-constant, else the numeric conversion (of 0) |
210 | # is cached and we don't get a warning the second time round |
211 | is eval { copy("file-$$", "copy-$$", "pie-$$"); 1 }, undef, |
212 | "a bad buffer size fails to copy"; |
213 | like $@, qr/Bad buffer size for copy/, "with a helpful error message"; |
214 | unless (is scalar @warnings, 1, "There is 1 warning") { |
215 | diag $_ foreach @warnings; |
216 | } |
217 | |
218 | is -s "copy-$$", length $copy_msg, "but does not truncate the destination"; |
219 | open(F, "copy-$$") or die $!; |
220 | $foo = <F>; |
221 | close(F); |
222 | is $foo, $copy_msg, "nor change the destination's contents"; |
223 | |
224 | unlink "file-$$" or die $!; |
225 | unlink "copy-$$" or die $!; |
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226 | } |
227 | |
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228 | |
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229 | SKIP: { |
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230 | my @tests = ( |
231 | [0000, 0777, 0777, 0777], |
232 | [0000, 0751, 0751, 0644], |
233 | [0022, 0777, 0755, 0206], |
234 | [0022, 0415, 0415, 0666], |
235 | [0077, 0777, 0700, 0333], |
236 | [0027, 0755, 0750, 0251], |
237 | [0777, 0751, 0000, 0215], |
238 | ); |
239 | |
240 | my $skips = @tests * 6 * 8; |
32d68040 |
241 | |
20513930 |
242 | skip "-- Copy preserves RMS defaults, not POSIX permissions.", $skips |
243 | if $^O eq 'VMS'; |
244 | skip "Copy doesn't set file permissions correctly on Win32.", $skips |
245 | if $^O eq "MSWin32"; |
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246 | |
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247 | # Just a sub to get better failure messages. |
248 | sub __ ($) { |
20513930 |
249 | my $perm = shift; |
250 | my $id = 07000 & $perm; |
251 | $id >>= 9; |
252 | $perm &= 0777; |
253 | my @chunks = map {(qw [--- --x -w- -wx r-- r-x rw- rwx]) [$_]} |
254 | split // => sprintf "%03o" => $perm; |
255 | if ($id & 4) {$chunks [0] =~ s/(.)$/$1 eq '-' ? 'S' : 's'/e;} |
256 | if ($id & 2) {$chunks [1] =~ s/(.)$/$1 eq '-' ? 'S' : 's'/e;} |
257 | if ($id & 1) {$chunks [2] =~ s/(.)$/$1 eq '-' ? 'T' : 't'/e;} |
258 | join "" => @chunks; |
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259 | } |
260 | # Testing permission bits. |
261 | my $src = "file-$$"; |
262 | my $copy1 = "copy1-$$"; |
263 | my $copy2 = "copy2-$$"; |
264 | my $copy3 = "copy3-$$"; |
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265 | my $copy4 = "copy4-$$"; |
266 | my $copy5 = "copy5-$$"; |
267 | my $copy6 = "copy6-$$"; |
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268 | |
269 | open my $fh => ">", $src or die $!; |
270 | close $fh or die $!; |
271 | |
272 | open $fh => ">", $copy3 or die $!; |
273 | close $fh or die $!; |
274 | |
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275 | open $fh => ">", $copy6 or die $!; |
276 | close $fh or die $!; |
277 | |
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278 | my $old_mask = umask; |
279 | foreach my $test (@tests) { |
20513930 |
280 | foreach my $id (0 .. 7) { |
281 | my ($umask, $s_perm, $c_perm1, $c_perm3) = @$test; |
282 | # Make sure the copies doesn't exist. |
283 | ! -e $_ or unlink $_ or die $! for $copy1, $copy2, $copy4, $copy5; |
284 | |
285 | $s_perm |= $id << 9; |
286 | $c_perm1 |= $id << 9; |
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287 | diag(sprintf "Src permission: %04o; umask %03o\n", $s_perm, $umask) |
288 | unless ($ENV{PERL_CORE}); |
76073986 |
289 | |
290 | # Test that we can actually set a file to the correct permission. |
291 | # Slightly convoluted, because some operating systems will let us |
292 | # set a directory, but not a file. These should all work: |
293 | mkdir $copy1 or die "Can't mkdir $copy1: $!"; |
1be14c39 |
294 | chmod $s_perm, $copy1 |
295 | or die sprintf "Can't chmod %o $copy1: $!", $s_perm; |
296 | rmdir $copy1 |
297 | or die sprintf "Can't rmdir $copy1: $!"; |
76073986 |
298 | open my $fh0, '>', $copy1 or die "Can't open $copy1: $!"; |
299 | close $fh0 or die "Can't close $copy1: $!"; |
300 | unless (chmod $s_perm, $copy1) { |
301 | $TB->skip(sprintf "Can't chmod $copy1 to %o: $!", $s_perm) |
302 | for 1..6; |
303 | next; |
304 | } |
305 | my $perm0 = (stat $copy1) [2] & 07777; |
306 | unless ($perm0 == $s_perm) { |
307 | $TB->skip(sprintf "chmod %o $copy1 lies - we actually get %o", |
308 | $s_perm, $perm0) |
309 | for 1..6; |
310 | next; |
311 | } |
312 | unlink $copy1 or die "Can't unlink $copy1: $!"; |
313 | |
20513930 |
314 | (umask $umask) // die $!; |
315 | chmod $s_perm => $src or die sprintf "$!: $src => %o", $s_perm; |
316 | chmod $c_perm3 => $copy3 or die $!; |
317 | chmod $c_perm3 => $copy6 or die $!; |
318 | |
319 | open my $fh => "<", $src or die $!; |
320 | |
321 | copy ($src, $copy1); |
322 | copy ($fh, $copy2); |
323 | copy ($src, $copy3); |
324 | cp ($src, $copy4); |
325 | cp ($fh, $copy5); |
326 | cp ($src, $copy6); |
327 | |
328 | my $permdef = 0666 & ~$umask; |
329 | my $perm1 = (stat $copy1) [2] & 07777; |
330 | my $perm2 = (stat $copy2) [2] & 07777; |
331 | my $perm3 = (stat $copy3) [2] & 07777; |
332 | my $perm4 = (stat $copy4) [2] & 07777; |
333 | my $perm5 = (stat $copy5) [2] & 07777; |
334 | my $perm6 = (stat $copy6) [2] & 07777; |
335 | is (__$perm1, __$permdef, "Permission bits set correctly"); |
336 | is (__$perm2, __$permdef, "Permission bits set correctly"); |
337 | is (__$perm4, __$c_perm1, "Permission bits set correctly"); |
338 | is (__$perm5, __$c_perm1, "Permission bits set correctly"); |
339 | TODO: { |
340 | local $TODO = 'Permission bits inconsistent under cygwin' |
341 | if $^O eq 'cygwin'; |
342 | is (__$perm3, __$c_perm3, "Permission bits not modified"); |
343 | is (__$perm6, __$c_perm3, "Permission bits not modified"); |
344 | } |
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345 | } |
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346 | } |
347 | umask $old_mask or die $!; |
348 | |
349 | # Clean up. |
20513930 |
350 | ! -e $_ or unlink $_ or die $! for $src, $copy1, $copy2, $copy3, |
351 | $copy4, $copy5, $copy6; |
81ec4fbc |
352 | } |
353 | |
e55c0a82 |
354 | { |
355 | package Crash; |
356 | # a package overloaded suspiciously like IO::Scalar |
357 | use overload '""' => sub { ${$_[0]} }; |
358 | use overload 'bool' => sub { 1 }; |
359 | sub new { |
360 | my ($class, $name) = @_; |
361 | bless \$name, $class; |
362 | } |
363 | |
364 | package Zowie; |
365 | # a different package overloaded suspiciously like IO::Scalar |
366 | use overload '""' => sub { ${$_[0]} }; |
367 | use overload 'bool' => sub { 1 }; |
368 | sub new { |
369 | my ($class, $name) = @_; |
370 | bless \$name, $class; |
371 | } |
372 | } |
373 | { |
374 | my $object = Crash->new('whack_eth'); |
375 | my %what = (plain => "$object", |
376 | object1 => $object, |
377 | object2 => Zowie->new('whack_eth'), |
378 | object2 => Zowie->new('whack_eth'), |
379 | ); |
380 | |
381 | my @warnings; |
382 | local $SIG{__WARN__} = sub { |
383 | push @warnings, @_; |
384 | }; |
385 | |
386 | foreach my $left (qw(plain object1 object2)) { |
387 | foreach my $right (qw(plain object1 object2)) { |
388 | @warnings = (); |
389 | $! = 0; |
390 | is eval {copy $what{$left}, $what{$right}}, 1, "copy $left $right"; |
391 | is $@, '', 'No croaking'; |
392 | is $!, '', 'No system call errors'; |
393 | is @warnings, 1, 'Exactly 1 warning'; |
394 | like $warnings[0], |
395 | qr/'$object' and '$object' are identical \(not copied\)/, |
396 | 'with the text we expect'; |
397 | } |
398 | } |
399 | } |
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400 | |
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401 | # On Unix systems, File::Copy always returns 0 to signal failure, |
402 | # even when in list context! On Windows, it always returns "" to signal |
403 | # failure. |
404 | # |
405 | # While returning a list containing a false value is arguably a bad |
406 | # API design, at the very least we can make sure it always returns |
407 | # the same false value. |
408 | |
409 | my $NO_SUCH_FILE = "this_file_had_better_not_exist"; |
410 | my $NO_SUCH_OTHER_FILE = "my_goodness_im_sick_of_airports"; |
411 | |
412 | use constant EXPECTED_SCALAR => 0; |
413 | use constant EXPECTED_LIST => [ EXPECTED_SCALAR ]; |
414 | |
415 | my %subs = ( |
416 | copy => \&File::Copy::copy, |
417 | cp => \&File::Copy::cp, |
418 | move => \&File::Copy::move, |
419 | mv => \&File::Copy::mv, |
420 | ); |
421 | |
422 | SKIP: { |
423 | skip( "Test can't run with $NO_SUCH_FILE existing", 2 * keys %subs) |
424 | if (-e $NO_SUCH_FILE); |
425 | |
426 | foreach my $name (keys %subs) { |
427 | |
428 | my $sub = $subs{$name}; |
429 | |
430 | my $scalar = $sub->( $NO_SUCH_FILE, $NO_SUCH_OTHER_FILE ); |
431 | is( $scalar, EXPECTED_SCALAR, "$name in scalar context"); |
432 | |
433 | my @array = $sub->( $NO_SUCH_FILE, $NO_SUCH_OTHER_FILE ); |
434 | is_deeply( \@array, EXPECTED_LIST, "$name in list context"); |
435 | } |
436 | } |
437 | |
cfcb0b09 |
438 | END { |
439 | 1 while unlink "file-$$"; |
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440 | 1 while unlink "lib/file-$$"; |
cfcb0b09 |
441 | } |