Move the require './test.pl' to the end of t/comp/hints.t
[p5sagit/p5-mst-13.2.git] / t / op / stat.t
CommitLineData
8d063cd8 1#!./perl
2
ea368a7c 3BEGIN {
4 chdir 't' if -d 't';
20822f61 5 @INC = '../lib';
2bc69dc4 6 require './test.pl'; # for which_perl() etc
ea368a7c 7}
8
9use Config;
de5a37b2 10use File::Spec;
ea368a7c 11
20c932f8 12plan tests => 107;
8d063cd8 13
2bc69dc4 14my $Perl = which_perl();
b5fe401b 15
cc25fa79 16$Is_Amiga = $^O eq 'amigaos';
17$Is_Cygwin = $^O eq 'cygwin';
be4e88b6 18$Is_Darwin = $^O eq 'darwin';
cc25fa79 19$Is_Dos = $^O eq 'dos';
20$Is_MPE = $^O eq 'mpeix';
68dc0745 21$Is_MSWin32 = $^O eq 'MSWin32';
2986a63f 22$Is_NetWare = $^O eq 'NetWare';
cc25fa79 23$Is_OS2 = $^O eq 'os2';
24$Is_Solaris = $^O eq 'solaris';
de5a37b2 25$Is_VMS = $^O eq 'VMS';
95036ac7 26$Is_DGUX = $^O eq 'dgux';
ca37ab50 27$Is_MPRAS = $^O =~ /svr4/ && -f '/etc/.relid';
61967be2 28$Is_Rhapsody= $^O eq 'rhapsody';
cc25fa79 29
30$Is_Dosish = $Is_Dos || $Is_OS2 || $Is_MSWin32 || $Is_NetWare || $Is_Cygwin;
cc25fa79 31
822f7be5 32$Is_UFS = $Is_Darwin && (() = `df -t ufs . 2>/dev/null`) == 2;
be4e88b6 33
cc25fa79 34my($DEV, $INO, $MODE, $NLINK, $UID, $GID, $RDEV, $SIZE,
35 $ATIME, $MTIME, $CTIME, $BLKSIZE, $BLOCKS) = (0..12);
d48672a2 36
de5a37b2 37my $Curdir = File::Spec->curdir;
38
4435c477 39
1c25d394 40my $tmpfile = tempfile();
41my $tmpfile_link = tempfile();
4435c477 42
295d5f02 43chmod 0666, $tmpfile;
98a392ec 441 while unlink $tmpfile;
c4fbe247 45open(FOO, ">$tmpfile") || DIE("Can't open temp test file: $!");
de5a37b2 46close FOO;
8d220878 47
c4fbe247 48open(FOO, ">$tmpfile") || DIE("Can't open temp test file: $!");
4435c477 49
cc25fa79 50my($nlink, $mtime, $ctime) = (stat(FOO))[$NLINK, $MTIME, $CTIME];
16ed4686 51
67fcfcf9 52# The clock on a network filesystem might be different from the
53# system clock.
54my $Filesystem_Time_Offset = abs($mtime - time);
55
9accb295 56#nlink should if link support configured in Perl.
b5bfebd7 57SKIP: {
9accb295 58 skip "No link count - Hard link support not built in.", 1
59 unless $Config{d_link};
b5bfebd7 60
61 is($nlink, 1, 'nlink on regular file');
62}
8d220878 63
cc25fa79 64SKIP: {
d5b53b20 65 skip "mtime and ctime not reliable", 2
7b903762 66 if $Is_MSWin32 or $Is_NetWare or $Is_Cygwin or $Is_Dos or $Is_Darwin;
cc25fa79 67
68 ok( $mtime, 'mtime' );
69 is( $mtime, $ctime, 'mtime == ctime' );
4435c477 70}
8d063cd8 71
cc25fa79 72
73# Cygwin seems to have a 3 second granularity on its timestamps.
74my $funky_FAT_timestamps = $Is_Cygwin;
75sleep 3 if $funky_FAT_timestamps;
76
77print FOO "Now is the time for all good men to come to.\n";
78close(FOO);
79
151269f6 80sleep 2;
cc25fa79 81
82
83SKIP: {
84 unlink $tmpfile_link;
de5a37b2 85 my $lnk_result = eval { link $tmpfile, $tmpfile_link };
86 skip "link() unimplemented", 6 if $@ =~ /unimplemented/;
cc25fa79 87
de5a37b2 88 is( $@, '', 'link() implemented' );
89 ok( $lnk_result, 'linked tmp testfile' );
cc25fa79 90 ok( chmod(0644, $tmpfile), 'chmoded tmp testfile' );
91
92 my($nlink, $mtime, $ctime) = (stat($tmpfile))[$NLINK, $MTIME, $CTIME];
93
94 SKIP: {
95 skip "No link count", 1 if $Config{dont_use_nlink};
f672c027 96 skip "Cygwin9X fakes hard links by copying", 1
7d38e28d 97 if $Config{myuname} =~ /^cygwin_(?:9\d|me)\b/i;
f672c027 98
cc25fa79 99 is($nlink, 2, 'Link count on hard linked file' );
100 }
101
102 SKIP: {
de5a37b2 103 my $cwd = File::Spec->rel2abs($Curdir);
d5b53b20 104 skip "Solaris tmpfs has different mtime/ctime link semantics", 2
105 if $Is_Solaris and $cwd =~ m#^/tmp# and
cc25fa79 106 $mtime && $mtime == $ctime;
107 skip "AFS has different mtime/ctime link semantics", 2
108 if $cwd =~ m#$Config{'afsroot'}/#;
109 skip "AmigaOS has different mtime/ctime link semantics", 2
110 if $Is_Amiga;
d5b53b20 111 # Win32 could pass $mtime test but as FAT and NTFS have
112 # no ctime concept $ctime is ALWAYS == $mtime
113 # expect netware to be the same ...
114 skip "No ctime concept on this OS", 2
be4e88b6 115 if $Is_MSWin32 ||
116 ($Is_Darwin && $Is_UFS);
117
cc25fa79 118 if( !ok($mtime, 'hard link mtime') ||
119 !isnt($mtime, $ctime, 'hard link ctime != mtime') ) {
be4e88b6 120 print STDERR <<DIAG;
d5b53b20 121# Check if you are on a tmpfs of some sort. Building in /tmp sometimes
61967be2 122# has this problem. Building on the ClearCase VOBS filesystem may also
cc25fa79 123# cause this failure.
61967be2 124#
125# Darwin's UFS doesn't have a ctime concept, and thus is expected to fail
126# this test.
cc25fa79 127DIAG
128 }
129 }
130
3fe9a6f1 131}
8d063cd8 132
cc25fa79 133# truncate and touch $tmpfile.
c4fbe247 134open(F, ">$tmpfile") || DIE("Can't open temp test file: $!");
bda6ed21 135ok(-z \*F, '-z on empty filehandle');
136ok(! -s \*F, ' and -s');
cc25fa79 137close F;
138
139ok(-z $tmpfile, '-z on empty file');
140ok(! -s $tmpfile, ' and -s');
141
c4fbe247 142open(F, ">$tmpfile") || DIE("Can't open temp test file: $!");
cc25fa79 143print F "hi\n";
144close F;
145
bda6ed21 146open(F, "<$tmpfile") || DIE("Can't open temp test file: $!");
147ok(!-z *F, '-z on empty filehandle');
148ok( -s *F, ' and -s');
149close F;
150
cc25fa79 151ok(! -z $tmpfile, '-z on non-empty file');
152ok(-s $tmpfile, ' and -s');
153
154
155# Strip all access rights from the file.
156ok( chmod(0000, $tmpfile), 'chmod 0000' );
157
158SKIP: {
de5a37b2 159 skip "-r, -w and -x have different meanings on VMS", 3 if $Is_VMS;
cc25fa79 160
161 SKIP: {
de5a37b2 162 # Going to try to switch away from root. Might not work.
163 my $olduid = $>;
164 eval { $> = 1; };
d5b53b20 165 skip "Can't test -r or -w meaningfully if you're superuser", 2
de5a37b2 166 if $> == 0;
167
168 SKIP: {
169 skip "Can't test -r meaningfully?", 1 if $Is_Dos || $Is_Cygwin;
170 ok(!-r $tmpfile, " -r");
171 }
cc25fa79 172
de5a37b2 173 ok(!-w $tmpfile, " -w");
cc25fa79 174
de5a37b2 175 # switch uid back (may not be implemented)
176 eval { $> = $olduid; };
177 }
178
179 ok(! -x $tmpfile, ' -x');
a245ea2d 180}
cc25fa79 181
de5a37b2 182
cc25fa79 183
cc25fa79 184ok(chmod(0700,$tmpfile), 'chmod 0700');
185ok(-r $tmpfile, ' -r');
186ok(-w $tmpfile, ' -w');
187
188SKIP: {
61967be2 189 skip "-x simply determines if a file ends in an executable suffix", 1
7b903762 190 if $Is_Dosish;
cc25fa79 191
192 ok(-x $tmpfile, ' -x');
6eb13c3b 193}
cc25fa79 194
195ok( -f $tmpfile, ' -f');
196ok(! -d $tmpfile, ' !-d');
197
198# Is this portable?
de5a37b2 199ok( -d $Curdir, '-d cwd' );
200ok(! -f $Curdir, '!-f cwd' );
201
cc25fa79 202
203SKIP: {
de5a37b2 204 unlink($tmpfile_link);
205 my $symlink_rslt = eval { symlink $tmpfile, $tmpfile_link };
206 skip "symlink not implemented", 3 if $@ =~ /unimplemented/;
cc25fa79 207
de5a37b2 208 is( $@, '', 'symlink() implemented' );
209 ok( $symlink_rslt, 'symlink() ok' );
210 ok(-l $tmpfile_link, '-l');
6eb13c3b 211}
cc25fa79 212
213ok(-o $tmpfile, '-o');
214
215ok(-e $tmpfile, '-e');
de5a37b2 216
217unlink($tmpfile_link);
cc25fa79 218ok(! -e $tmpfile_link, ' -e on unlinked file');
219
220SKIP: {
feef4889 221 skip "No character, socket or block special files", 6
cc25fa79 222 if $Is_MSWin32 || $Is_NetWare || $Is_Dos;
feef4889 223 skip "/dev isn't available to test against", 6
3fcc9fea 224 unless -d '/dev' && -r '/dev' && -x '/dev';
61967be2 225 skip "Skipping: unexpected ls output in MP-RAS", 6
ca37ab50 226 if $Is_MPRAS;
de5a37b2 227
16ed4686 228 # VMS problem: If GNV or other UNIX like tool is installed, then
229 # sometimes Perl will find /bin/ls, and will try to run it.
230 # But since Perl on VMS does not know to run it under Bash, it will
231 # try to run the DCL verb LS. And if the VMS product Language
232 # Sensitive Editor is installed, or some other LS verb, that will
233 # be run instead. So do not do this until we can teach Perl
234 # when to use BASH on VMS.
235 skip "ls command not available to Perl in OpenVMS right now.", 6
236 if $Is_VMS;
237
d5b53b20 238 my $LS = $Config{d_readlink} ? "ls -lL" : "ls -l";
eb1102fc 239 my $CMD = "$LS /dev 2>/dev/null";
a7ec4029 240 my $DEV = qx($CMD);
241
feef4889 242 skip "$CMD failed", 6 if $DEV eq '';
a7ec4029 243
3fcc9fea 244 my @DEV = do { my $dev; opendir($dev, "/dev") ? readdir($dev) : () };
245
feef4889 246 skip "opendir failed: $!", 6 if @DEV == 0;
3fcc9fea 247
9aa9a1a6 248 # /dev/stdout might be either character special or a named pipe,
db8ab41e 249 # or a symlink, or a socket, depending on which OS and how are
250 # you running the test, so let's censor that one away.
6320a86a 251 # Similar remarks hold for stderr.
db8ab41e 252 $DEV =~ s{^[cpls].+?\sstdout$}{}m;
267513dc 253 @DEV = grep { $_ ne 'stdout' } @DEV;
6320a86a 254 $DEV =~ s{^[cpls].+?\sstderr$}{}m;
255 @DEV = grep { $_ ne 'stderr' } @DEV;
267513dc 256
c7974a0a 257 # /dev/printer is also naughty: in IRIX it shows up as
258 # Srwx-----, not srwx------.
259 $DEV =~ s{^.+?\sprinter$}{}m;
260 @DEV = grep { $_ ne 'printer' } @DEV;
261
267513dc 262 # If running as root, we will see .files in the ls result,
263 # and readdir() will see them always. Potential for conflict,
264 # so let's weed them out.
265 $DEV =~ s{^.+?\s\..+?$}{}m;
266 @DEV = grep { ! m{^\..+$} } @DEV;
9aa9a1a6 267
085a16fc 268 # Irix ls -l marks sockets with 'S' while 's' is a 'XENIX semaphore'.
269 if ($^O eq 'irix') {
270 $DEV =~ s{^S(.+?)}{s$1}mg;
271 }
272
3fcc9fea 273 my $try = sub {
9f966f7a 274 my @c1 = eval qq[\$DEV =~ /^$_[0].*/mg];
3fcc9fea 275 my @c2 = eval qq[grep { $_[1] "/dev/\$_" } \@DEV];
276 my $c1 = scalar @c1;
277 my $c2 = scalar @c2;
9aa9a1a6 278 is($c1, $c2, "ls and $_[1] agreeing on /dev ($c1 $c2)");
3fcc9fea 279 };
280
95036ac7 281SKIP: {
282 skip("DG/UX ls -L broken", 3) if $Is_DGUX;
283
3fcc9fea 284 $try->('b', '-b');
285 $try->('c', '-c');
286 $try->('s', '-S');
95036ac7 287
378cc40b 288}
289
3fcc9fea 290ok(! -b $Curdir, '!-b cwd');
de5a37b2 291ok(! -c $Curdir, '!-c cwd');
292ok(! -S $Curdir, '!-S cwd');
cc25fa79 293
95036ac7 294}
295
cc25fa79 296SKIP: {
cc25fa79 297 my($cnt, $uid);
298 $cnt = $uid = 0;
299
300 # Find a set of directories that's very likely to have setuid files
301 # but not likely to be *all* setuid files.
302 my @bin = grep {-d && -r && -x} qw(/sbin /usr/sbin /bin /usr/bin);
de5a37b2 303 skip "Can't find a setuid file to test with", 3 unless @bin;
cc25fa79 304
305 for my $bin (@bin) {
306 opendir BIN, $bin or die "Can't opendir $bin: $!";
307 while (defined($_ = readdir BIN)) {
308 $_ = "$bin/$_";
309 $cnt++;
310 $uid++ if -u;
311 last if $uid && $uid < $cnt;
312 }
313 }
314 closedir BIN;
315
2304a331 316 skip "No setuid programs", 3 if $uid == 0;
317
318 isnt($cnt, 0, 'found some programs');
319 isnt($uid, 0, ' found some setuid programs');
320 ok($uid < $cnt, " they're not all setuid");
378cc40b 321}
b8440792 322
378cc40b 323
3e3baf6d 324# To assist in automated testing when a controlling terminal (/dev/tty)
325# may not be available (at, cron rsh etc), the PERL_SKIP_TTY_TEST env var
326# can be set to skip the tests that need a tty.
cc25fa79 327SKIP: {
328 skip "These tests require a TTY", 4 if $ENV{PERL_SKIP_TTY_TEST};
329
61967be2 330 my $TTY = $Is_Rhapsody ? "/dev/ttyp0" : "/dev/tty";
cc25fa79 331
332 SKIP: {
333 skip "Test uses unixisms", 2 if $Is_MSWin32 || $Is_NetWare;
334 skip "No TTY to test -t with", 2 unless -e $TTY;
335
d5b53b20 336 open(TTY, $TTY) ||
cc25fa79 337 warn "Can't open $TTY--run t/TEST outside of make.\n";
338 ok(-t TTY, '-t');
339 ok(-c TTY, 'tty is -c');
340 close(TTY);
3e3baf6d 341 }
cc25fa79 342 ok(! -t TTY, '!-t on closed TTY filehandle');
28e8237b 343
344 {
345 local $TODO = 'STDIN not a tty when output is to pipe' if $Is_VMS;
346 ok(-t, '-t on STDIN');
347 }
68dc0745 348}
cc25fa79 349
de5a37b2 350my $Null = File::Spec->devnull;
cc25fa79 351SKIP: {
de5a37b2 352 skip "No null device to test with", 1 unless -e $Null;
d5b53b20 353 skip "We know Win32 thinks '$Null' is a TTY", 1 if $Is_MSWin32;
cc25fa79 354
c4fbe247 355 open(NULL, $Null) or DIE("Can't open $Null: $!");
de5a37b2 356 ok(! -t NULL, 'null device is not a TTY');
cc25fa79 357 close(NULL);
378cc40b 358}
cc25fa79 359
378cc40b 360
361# These aren't strictly "stat" calls, but so what?
dc459aad 362my $statfile = File::Spec->catfile($Curdir, 'op', 'stat.t');
363ok( -T $statfile, '-T');
364ok(! -B $statfile, '!-B');
378cc40b 365
95036ac7 366SKIP: {
367 skip("DG/UX", 1) if $Is_DGUX;
b5fe401b 368ok(-B $Perl, '-B');
95036ac7 369}
370
b5fe401b 371ok(! -T $Perl, '!-T');
378cc40b 372
dc459aad 373open(FOO,$statfile);
cc25fa79 374SKIP: {
375 eval { -T FOO; };
de5a37b2 376 skip "-T/B on filehandle not implemented", 15 if $@ =~ /not implemented/;
cc25fa79 377
378 is( $@, '', '-T on filehandle causes no errors' );
379
380 ok(-T FOO, ' -T');
381 ok(! -B FOO, ' !-B');
382
f0fcb552 383 $_ = <FOO>;
1d662fb6 384 like($_, qr/perl/, 'after readline');
cc25fa79 385 ok(-T FOO, ' still -T');
386 ok(! -B FOO, ' still -B');
f0fcb552 387 close(FOO);
388
dc459aad 389 open(FOO,$statfile);
f0fcb552 390 $_ = <FOO>;
1d662fb6 391 like($_, qr/perl/, 'reopened and after readline');
cc25fa79 392 ok(-T FOO, ' still -T');
393 ok(! -B FOO, ' still !-B');
394
395 ok(seek(FOO,0,0), 'after seek');
de5a37b2 396 ok(-T FOO, ' still -T');
397 ok(! -B FOO, ' still !-B');
398
399 # It's documented this way in perlfunc *shrug*
400 () = <FOO>;
401 ok(eof FOO, 'at EOF');
402 ok(-T FOO, ' still -T');
403 ok(-B FOO, ' now -B');
f0fcb552 404}
405close(FOO);
378cc40b 406
cc25fa79 407
de5a37b2 408SKIP: {
409 skip "No null device to test with", 2 unless -e $Null;
410
411 ok(-T $Null, 'null device is -T');
412 ok(-B $Null, ' and -B');
413}
cc25fa79 414
108ed793 415
416# and now, a few parsing tests:
cc25fa79 417$_ = $tmpfile;
418ok(-f, 'bare -f uses $_');
419ok(-f(), ' -f() "');
108ed793 420
cc25fa79 421unlink $tmpfile or print "# unlink failed: $!\n";
58d95175 422
423# bug id 20011101.069
dc459aad 424my @r = \stat($Curdir);
cc25fa79 425is(scalar @r, 13, 'stat returns full 13 elements');
5c9aa243 426
049f818b 427stat $0;
428eval { lstat _ };
429like( $@, qr/^The stat preceding lstat\(\) wasn't an lstat/,
430 'lstat _ croaks after stat' );
431eval { -l _ };
432like( $@, qr/^The stat preceding -l _ wasn't an lstat/,
433 '-l _ croaks after stat' );
434
435lstat $0;
436eval { lstat _ };
437is( "$@", "", "lstat _ ok after lstat" );
438eval { -l _ };
439is( "$@", "", "-l _ ok after lstat" );
440
5c9aa243 441SKIP: {
049f818b 442 skip "No lstat", 2 unless $Config{d_lstat};
5c9aa243 443
5c9aa243 444 # bug id 20020124.004
445 # If we have d_lstat, we should have symlink()
446 my $linkname = 'dolzero';
447 symlink $0, $linkname or die "# Can't symlink $0: $!";
448 lstat $linkname;
449 -T _;
450 eval { lstat _ };
3db621ff 451 like( $@, qr/^The stat preceding lstat\(\) wasn't an lstat/,
5c9aa243 452 'lstat croaks after -T _' );
453 eval { -l _ };
3db621ff 454 like( $@, qr/^The stat preceding -l _ wasn't an lstat/,
5c9aa243 455 '-l _ croaks after -T _' );
456 unlink $linkname or print "# unlink $linkname failed: $!\n";
457}
98a392ec 458
67fcfcf9 459SKIP: {
460 skip "Too much clock skew between system and filesystem", 5
461 if ($Filesystem_Time_Offset > 5);
462 print "# Zzz...\n";
463 sleep($Filesystem_Time_Offset+1);
464 my $f = 'tstamp.tmp';
465 unlink $f;
466 ok (open(S, "> $f"), 'can create tmp file');
467 close S or die;
468 my @a = stat $f;
469 print "# time=$^T, stat=(@a)\n";
470 my @b = (-M _, -A _, -C _);
471 print "# -MAC=(@b)\n";
472 ok( (-M _) < 0, 'negative -M works');
473 ok( (-A _) < 0, 'negative -A works');
474 ok( (-C _) < 0, 'negative -C works');
475 ok(unlink($f), 'unlink tmp file');
476}
a80d47c2 477
25988e07 478{
479 ok(open(F, ">", $tmpfile), 'can create temp file');
480 close F;
481 chmod 0077, $tmpfile;
482 my @a = stat($tmpfile);
483 my $s1 = -s _;
484 -T _;
485 my $s2 = -s _;
486 is($s1, $s2, q(-T _ doesn't break the statbuffer));
8ca3c3a5 487 unlink $tmpfile;
25988e07 488}
489
5228a96c 490SKIP: {
3497a01f 491 skip "No dirfd()", 9 unless $Config{d_dirfd} || $Config{d_dir_dd_fd};
586251be 492 ok(opendir(DIR, "."), 'Can open "." dir') || diag "Can't open '.': $!";
493 ok(stat(DIR), "stat() on dirhandle works");
5228a96c 494 ok(-d -r _ , "chained -x's on dirhandle");
6d6dd8fe 495 ok(-d DIR, "-d on a dirhandle works");
496
497 # And now for the ambigious bareword case
498 ok(open(DIR, "TEST"), 'Can open "TEST" dir')
499 || diag "Can't open 'TEST': $!";
500 my $size = (stat(DIR))[7];
501 ok(defined $size, "stat() on bareword works");
502 is($size, -s "TEST", "size returned by stat of bareword is for the file");
503 ok(-f _, "ambiguous bareword uses file handle, not dir handle");
504 ok(-f DIR);
505 closedir DIR or die $!;
506 close DIR or die $!;
586251be 507}
508
509{
510 # RT #8244: *FILE{IO} does not behave like *FILE for stat() and -X() operators
511 ok(open(F, ">", $tmpfile), 'can create temp file');
512 my @thwap = stat *F{IO};
513 ok(@thwap, "stat(*F{IO}) works");
514 ok( -f *F{IO} , "single file tests work with *F{IO}");
c84ba4c0 515 close F;
586251be 516 unlink $tmpfile;
517
518 #PVIO's hold dirhandle information, so let's test them too.
519
520 SKIP: {
3497a01f 521 skip "No dirfd()", 9 unless $Config{d_dirfd} || $Config{d_dir_dd_fd};
586251be 522 ok(opendir(DIR, "."), 'Can open "." dir') || diag "Can't open '.': $!";
523 ok(stat(*DIR{IO}), "stat() on *DIR{IO} works");
20c932f8 524 ok(-d _ , "The special file handle _ is set correctly");
586251be 525 ok(-d -r *DIR{IO} , "chained -x's on *DIR{IO}");
20c932f8 526
527 # And now for the ambigious bareword case
528 ok(open(DIR, "TEST"), 'Can open "TEST" dir')
529 || diag "Can't open 'TEST': $!";
530 my $size = (stat(*DIR{IO}))[7];
531 ok(defined $size, "stat() on *THINGY{IO} works");
532 is($size, -s "TEST",
533 "size returned by stat of *THINGY{IO} is for the file");
534 ok(-f _, "ambiguous *THINGY{IO} uses file handle, not dir handle");
535 ok(-f *DIR{IO});
536 closedir DIR or die $!;
537 close DIR or die $!;
586251be 538 }
5228a96c 539}
540
98a392ec 541END {
295d5f02 542 chmod 0666, $tmpfile;
98a392ec 543 1 while unlink $tmpfile;
544}