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Silence verbosity in lib/File/Copy.t during 'make test' in core
[perl5.git] / lib / File / Copy.t
CommitLineData
671637fe 1#!./perl -w
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GA
2
3BEGIN {
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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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A
10use strict;
11use warnings;
12
83519ebf 13use Test::More;
1a3850a5 14
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15my $TB = Test::More->builder;
16
20513930 17plan tests => 451;
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18
19# We're going to override rename() later on but Perl has to see an override
20# at compile time to honor it.
21BEGIN { *CORE::GLOBAL::rename = sub { CORE::rename($_[0], $_[1]) }; }
22
1a04d035 23
e63b3379 24use File::Copy qw(copy move cp);
ac7b122d 25use Config;
1a3850a5 26
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MS
27
28foreach my $code ("copy()", "copy('arg')", "copy('arg', 'arg', 'arg', 'arg')",
29 "move()", "move('arg')", "move('arg', 'arg', 'arg')"
30 )
31{
32 eval $code;
96fe83cd 33 like $@, qr/^Usage: /, "'$code' is a usage error";
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MS
34}
35
36
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MS
37for 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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A
44
45 # First we create a file
671637fe 46 open(F, ">file-$$") or die $!;
1a04d035 47 binmode F; # for DOSISH platforms, because test 3 copies to stdout
83519ebf 48 printf F "ok\n";
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49 close F;
50
51 copy "file-$$", "copy-$$";
52
671637fe 53 open(F, "copy-$$") or die $!;
81ec4fbc 54 my $foo = <F>;
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55 close(F);
56
96fe83cd 57 is -s "file-$$", -s "copy-$$", 'copy(fn, fn): files of the same size';
1a04d035 58
96fe83cd 59 is $foo, "ok\n", 'copy(fn, fn): same contents';
1a04d035 60
96fe83cd 61 print("# next test checks copying to STDOUT\n");
1a04d035 62 binmode STDOUT unless $^O eq 'VMS'; # Copy::copy works in binary mode
83519ebf 63 # This outputs "ok" so its a test.
1a04d035 64 copy "copy-$$", \*STDOUT;
83519ebf 65 $TB->current_test($TB->current_test + 1);
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66 unlink "copy-$$" or die "unlink: $!";
67
68 open(F,"file-$$");
69 copy(*F, "copy-$$");
70 open(R, "copy-$$") or die "open copy-$$: $!"; $foo = <R>; close(R);
96fe83cd 71 is $foo, "ok\n", 'copy(*F, fn): same contents';
1a04d035 72 unlink "copy-$$" or die "unlink: $!";
83519ebf 73
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74 open(F,"file-$$");
75 copy(\*F, "copy-$$");
76 close(F) or die "close: $!";
77 open(R, "copy-$$") or die; $foo = <R>; close(R) or die "close: $!";
96fe83cd 78 is $foo, "ok\n", 'copy(\*F, fn): same contents';
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79 unlink "copy-$$" or die "unlink: $!";
80
81 require IO::File;
81ec4fbc 82 my $fh = IO::File->new(">copy-$$") or die "Cannot open copy-$$:$!";
671637fe 83 binmode $fh or die $!;
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A
84 copy("file-$$",$fh);
85 $fh->close or die "close: $!";
86 open(R, "copy-$$") or die; $foo = <R>; close(R);
96fe83cd 87 is $foo, "ok\n", 'copy(fn, io): same contents';
1a04d035 88 unlink "copy-$$" or die "unlink: $!";
83519ebf 89
1a04d035 90 require FileHandle;
81ec4fbc 91 $fh = FileHandle->new(">copy-$$") or die "Cannot open copy-$$:$!";
671637fe 92 binmode $fh or die $!;
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93 copy("file-$$",$fh);
94 $fh->close;
671637fe 95 open(R, "copy-$$") or die $!; $foo = <R>; close(R);
96fe83cd 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';
1a04d035 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
754f2cd0 111 ok move("copy-$$", "file-$$"), 'move';
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112 ok -e "file-$$", ' destination exists';
113 ok !-e "copy-$$", ' source does not';
671637fe 114 open(R, "file-$$") or die $!; $foo = <R>; close(R);
96fe83cd 115 is $foo, "ok\n", 'contents preserved';
83519ebf 116
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117 TODO: {
118 local $TODO = 'mtime only preserved on ODS-5 with POSIX dates and DECC$EFS_FILE_TIMESTAMPS enabled' if $^O eq 'VMS';
119
120 my $dest_mtime = (stat("file-$$"))[9];
121 is $dest_mtime, $mtime,
122 "mtime preserved by copy()".
123 ($cross_partition_test ? " while testing cross-partition" : "");
124 }
1ef59467 125
96fe83cd 126 # trick: create lib/ if not exists - not needed in Perl core
671637fe 127 unless (-d 'lib') { mkdir 'lib' or die $!; }
83519ebf 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";
671637fe 135 open(R, "lib/file-$$") or die $!; $foo = <R>; close(R);
96fe83cd 136 is $foo, "ok\n", 'copy over the same file works';
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137 unlink "lib/file-$$" or die "unlink: $!";
138
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139 {
140 my $warnings = '';
141 local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
96fe83cd 142 ok copy("file-$$", "file-$$"), 'copy(fn, fn) succeeds';
754f2cd0 143
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144 like $warnings, qr/are identical/, 'but warns';
145 ok -s "file-$$", 'contents preserved';
754f2cd0 146 }
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147
148 move "file-$$", "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: {
754f2cd0 155 skip "Testing symlinks", 3 unless $Config{d_symlink};
ac7b122d 156
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SR
157 open(F, ">file-$$") or die $!;
158 print F "dummy content\n";
159 close F;
160 symlink("file-$$", "symlink-$$") or die $!;
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161
162 my $warnings = '';
163 local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
96fe83cd 164 ok !copy("file-$$", "symlink-$$"), 'copy to itself (via symlink) fails';
754f2cd0 165
96fe83cd 166 like $warnings, qr/are identical/, 'emits a warning';
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167 ok !-z "file-$$",
168 'rt.perl.org 5196: copying to itself would truncate the file';
169
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NC
170 unlink "symlink-$$" or die $!;
171 unlink "file-$$" or die $!;
6c254d95 172 }
ac7b122d 173
83519ebf 174 SKIP: {
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175 skip "Testing hard links", 3
176 if !$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-$$") or die $!;
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182
183 my $warnings = '';
184 local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
96fe83cd 185 ok !copy("file-$$", "hardlink-$$"), 'copy to itself (via hardlink) fails';
754f2cd0 186
96fe83cd 187 like $warnings, qr/are identical/, 'emits a warning';
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188 ok ! -z "file-$$",
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 $!;
ac7b122d 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
441496b2 228
32d68040 229SKIP: {
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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
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A
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 $^O eq "MSWin32";
32d68040 246
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247 # Just a sub to get better failure messages.
248 sub __ ($) {
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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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CB
275 open $fh => ">", $copy6 or die $!;
276 close $fh or die $!;
277
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A
278 my $old_mask = umask;
279 foreach my $test (@tests) {
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A
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});
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289 (umask $umask) // die $!;
290 chmod $s_perm => $src or die sprintf "$!: $src => %o", $s_perm;
291 chmod $c_perm3 => $copy3 or die $!;
292 chmod $c_perm3 => $copy6 or die $!;
293
294 open my $fh => "<", $src or die $!;
295
296 copy ($src, $copy1);
297 copy ($fh, $copy2);
298 copy ($src, $copy3);
299 cp ($src, $copy4);
300 cp ($fh, $copy5);
301 cp ($src, $copy6);
302
303 my $permdef = 0666 & ~$umask;
304 my $perm1 = (stat $copy1) [2] & 07777;
305 my $perm2 = (stat $copy2) [2] & 07777;
306 my $perm3 = (stat $copy3) [2] & 07777;
307 my $perm4 = (stat $copy4) [2] & 07777;
308 my $perm5 = (stat $copy5) [2] & 07777;
309 my $perm6 = (stat $copy6) [2] & 07777;
310 is (__$perm1, __$permdef, "Permission bits set correctly");
311 is (__$perm2, __$permdef, "Permission bits set correctly");
312 is (__$perm4, __$c_perm1, "Permission bits set correctly");
313 is (__$perm5, __$c_perm1, "Permission bits set correctly");
314 TODO: {
315 local $TODO = 'Permission bits inconsistent under cygwin'
316 if $^O eq 'cygwin';
317 is (__$perm3, __$c_perm3, "Permission bits not modified");
318 is (__$perm6, __$c_perm3, "Permission bits not modified");
319 }
c4e1003e 320 }
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A
321 }
322 umask $old_mask or die $!;
323
324 # Clean up.
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A
325 ! -e $_ or unlink $_ or die $! for $src, $copy1, $copy2, $copy3,
326 $copy4, $copy5, $copy6;
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A
327}
328
e55c0a82
PR
329{
330 package Crash;
331 # a package overloaded suspiciously like IO::Scalar
332 use overload '""' => sub { ${$_[0]} };
333 use overload 'bool' => sub { 1 };
334 sub new {
335 my ($class, $name) = @_;
336 bless \$name, $class;
337 }
338
339 package Zowie;
340 # a different package overloaded suspiciously like IO::Scalar
341 use overload '""' => sub { ${$_[0]} };
342 use overload 'bool' => sub { 1 };
343 sub new {
344 my ($class, $name) = @_;
345 bless \$name, $class;
346 }
347}
348{
349 my $object = Crash->new('whack_eth');
350 my %what = (plain => "$object",
351 object1 => $object,
352 object2 => Zowie->new('whack_eth'),
353 object2 => Zowie->new('whack_eth'),
354 );
355
356 my @warnings;
357 local $SIG{__WARN__} = sub {
358 push @warnings, @_;
359 };
360
361 foreach my $left (qw(plain object1 object2)) {
362 foreach my $right (qw(plain object1 object2)) {
363 @warnings = ();
364 $! = 0;
365 is eval {copy $what{$left}, $what{$right}}, 1, "copy $left $right";
366 is $@, '', 'No croaking';
367 is $!, '', 'No system call errors';
368 is @warnings, 1, 'Exactly 1 warning';
369 like $warnings[0],
370 qr/'$object' and '$object' are identical \(not copied\)/,
371 'with the text we expect';
372 }
373 }
374}
81ec4fbc 375
cfcb0b09
JH
376END {
377 1 while unlink "file-$$";
83519ebf 378 1 while unlink "lib/file-$$";
cfcb0b09 379}