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Re: [perl #19582] [PATCH bleedperl] bad overload copy constructor segfaults
[perl5.git] / t / op / stat.t
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1#!./perl
2
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3BEGIN {
4 chdir 't' if -d 't';
20822f61 5 @INC = '../lib';
2bc69dc4 6 require './test.pl'; # for which_perl() etc
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7}
8
9use Config;
de5a37b2 10use File::Spec;
ea368a7c 11
5d3e98de 12plan tests => 73;
8d063cd8 13
2bc69dc4 14my $Perl = which_perl();
b5fe401b 15
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16$Is_Amiga = $^O eq 'amigaos';
17$Is_Cygwin = $^O eq 'cygwin';
be4e88b6 18$Is_Darwin = $^O eq 'darwin';
cc25fa79 19$Is_Dos = $^O eq 'dos';
dc459aad 20$Is_MacOS = $^O eq 'MacOS';
cc25fa79 21$Is_MPE = $^O eq 'mpeix';
68dc0745 22$Is_MSWin32 = $^O eq 'MSWin32';
2986a63f 23$Is_NetWare = $^O eq 'NetWare';
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24$Is_OS2 = $^O eq 'os2';
25$Is_Solaris = $^O eq 'solaris';
de5a37b2 26$Is_VMS = $^O eq 'VMS';
95036ac7 27$Is_DGUX = $^O eq 'dgux';
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28
29$Is_Dosish = $Is_Dos || $Is_OS2 || $Is_MSWin32 || $Is_NetWare || $Is_Cygwin;
cc25fa79 30
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31$Is_UFS = $Is_Darwin && (() = `df -t ufs .`) == 2;
32
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33my($DEV, $INO, $MODE, $NLINK, $UID, $GID, $RDEV, $SIZE,
34 $ATIME, $MTIME, $CTIME, $BLKSIZE, $BLOCKS) = (0..12);
d48672a2 35
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36my $Curdir = File::Spec->curdir;
37
4435c477 38
de5a37b2 39my $tmpfile = 'Op_stat.tmp';
cc25fa79 40my $tmpfile_link = $tmpfile.'2';
4435c477 41
8d220878 42
98a392ec 431 while unlink $tmpfile;
c4fbe247 44open(FOO, ">$tmpfile") || DIE("Can't open temp test file: $!");
de5a37b2 45close FOO;
8d220878 46
c4fbe247 47open(FOO, ">$tmpfile") || DIE("Can't open temp test file: $!");
4435c477 48
cc25fa79 49my($nlink, $mtime, $ctime) = (stat(FOO))[$NLINK, $MTIME, $CTIME];
b5bfebd7
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50SKIP: {
51 skip "No link count", 1 if $Is_VMS;
52
53 is($nlink, 1, 'nlink on regular file');
54}
8d220878 55
cc25fa79 56SKIP: {
d5b53b20 57 skip "mtime and ctime not reliable", 2
63c6dcc1 58 if $Is_MSWin32 or $Is_NetWare or $Is_Cygwin or $Is_Dos or $Is_MacOS;
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59
60 ok( $mtime, 'mtime' );
61 is( $mtime, $ctime, 'mtime == ctime' );
4435c477 62}
8d063cd8 63
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64
65# Cygwin seems to have a 3 second granularity on its timestamps.
66my $funky_FAT_timestamps = $Is_Cygwin;
67sleep 3 if $funky_FAT_timestamps;
68
69print FOO "Now is the time for all good men to come to.\n";
70close(FOO);
71
72sleep 2 unless $funky_FAT_timestamps;
73
74
75SKIP: {
76 unlink $tmpfile_link;
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77 my $lnk_result = eval { link $tmpfile, $tmpfile_link };
78 skip "link() unimplemented", 6 if $@ =~ /unimplemented/;
cc25fa79 79
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80 is( $@, '', 'link() implemented' );
81 ok( $lnk_result, 'linked tmp testfile' );
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82 ok( chmod(0644, $tmpfile), 'chmoded tmp testfile' );
83
84 my($nlink, $mtime, $ctime) = (stat($tmpfile))[$NLINK, $MTIME, $CTIME];
85
86 SKIP: {
87 skip "No link count", 1 if $Config{dont_use_nlink};
f672c027 88 skip "Cygwin9X fakes hard links by copying", 1
7d38e28d 89 if $Config{myuname} =~ /^cygwin_(?:9\d|me)\b/i;
f672c027 90
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91 is($nlink, 2, 'Link count on hard linked file' );
92 }
93
94 SKIP: {
de5a37b2 95 my $cwd = File::Spec->rel2abs($Curdir);
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96 skip "Solaris tmpfs has different mtime/ctime link semantics", 2
97 if $Is_Solaris and $cwd =~ m#^/tmp# and
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98 $mtime && $mtime == $ctime;
99 skip "AFS has different mtime/ctime link semantics", 2
100 if $cwd =~ m#$Config{'afsroot'}/#;
101 skip "AmigaOS has different mtime/ctime link semantics", 2
102 if $Is_Amiga;
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103 # Win32 could pass $mtime test but as FAT and NTFS have
104 # no ctime concept $ctime is ALWAYS == $mtime
105 # expect netware to be the same ...
106 skip "No ctime concept on this OS", 2
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107 if $Is_MSWin32 ||
108 ($Is_Darwin && $Is_UFS);
109
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110 if( !ok($mtime, 'hard link mtime') ||
111 !isnt($mtime, $ctime, 'hard link ctime != mtime') ) {
be4e88b6 112 print STDERR <<DIAG;
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113# Check if you are on a tmpfs of some sort. Building in /tmp sometimes
114# has this problem. Also building on the ClearCase VOBS filesystem may
cc25fa79 115# cause this failure.
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116# Darwins UFS doesn't have a ctime concept, and thus is
117# expected to fail this test.
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118DIAG
119 }
120 }
121
3fe9a6f1 122}
8d063cd8 123
cc25fa79 124# truncate and touch $tmpfile.
c4fbe247 125open(F, ">$tmpfile") || DIE("Can't open temp test file: $!");
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126close F;
127
128ok(-z $tmpfile, '-z on empty file');
129ok(! -s $tmpfile, ' and -s');
130
c4fbe247 131open(F, ">$tmpfile") || DIE("Can't open temp test file: $!");
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132print F "hi\n";
133close F;
134
135ok(! -z $tmpfile, '-z on non-empty file');
136ok(-s $tmpfile, ' and -s');
137
138
139# Strip all access rights from the file.
140ok( chmod(0000, $tmpfile), 'chmod 0000' );
141
142SKIP: {
de5a37b2 143 skip "-r, -w and -x have different meanings on VMS", 3 if $Is_VMS;
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144
145 SKIP: {
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146 # Going to try to switch away from root. Might not work.
147 my $olduid = $>;
148 eval { $> = 1; };
d5b53b20 149 skip "Can't test -r or -w meaningfully if you're superuser", 2
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150 if $> == 0;
151
152 SKIP: {
153 skip "Can't test -r meaningfully?", 1 if $Is_Dos || $Is_Cygwin;
154 ok(!-r $tmpfile, " -r");
155 }
cc25fa79 156
de5a37b2 157 ok(!-w $tmpfile, " -w");
cc25fa79 158
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159 # switch uid back (may not be implemented)
160 eval { $> = $olduid; };
161 }
162
163 ok(! -x $tmpfile, ' -x');
a245ea2d 164}
cc25fa79 165
de5a37b2 166
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167
168
169# in ms windows, $tmpfile inherits owner uid from directory
170# not sure about os/2, but chown is harmless anyway
171eval { chown $>,$tmpfile; 1 } or print "# $@" ;
172
173ok(chmod(0700,$tmpfile), 'chmod 0700');
174ok(-r $tmpfile, ' -r');
175ok(-w $tmpfile, ' -w');
176
177SKIP: {
178 skip "-x simply determins if a file ends in an executable suffix", 1
dc459aad 179 if $Is_Dosish || $Is_MacOS;
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180
181 ok(-x $tmpfile, ' -x');
6eb13c3b 182}
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183
184ok( -f $tmpfile, ' -f');
185ok(! -d $tmpfile, ' !-d');
186
187# Is this portable?
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188ok( -d $Curdir, '-d cwd' );
189ok(! -f $Curdir, '!-f cwd' );
190
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191
192SKIP: {
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193 unlink($tmpfile_link);
194 my $symlink_rslt = eval { symlink $tmpfile, $tmpfile_link };
195 skip "symlink not implemented", 3 if $@ =~ /unimplemented/;
cc25fa79 196
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197 is( $@, '', 'symlink() implemented' );
198 ok( $symlink_rslt, 'symlink() ok' );
199 ok(-l $tmpfile_link, '-l');
6eb13c3b 200}
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201
202ok(-o $tmpfile, '-o');
203
204ok(-e $tmpfile, '-e');
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205
206unlink($tmpfile_link);
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207ok(! -e $tmpfile_link, ' -e on unlinked file');
208
209SKIP: {
feef4889 210 skip "No character, socket or block special files", 6
cc25fa79 211 if $Is_MSWin32 || $Is_NetWare || $Is_Dos;
feef4889 212 skip "/dev isn't available to test against", 6
3fcc9fea 213 unless -d '/dev' && -r '/dev' && -x '/dev';
de5a37b2 214
d5b53b20 215 my $LS = $Config{d_readlink} ? "ls -lL" : "ls -l";
eb1102fc 216 my $CMD = "$LS /dev 2>/dev/null";
a7ec4029
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217 my $DEV = qx($CMD);
218
feef4889 219 skip "$CMD failed", 6 if $DEV eq '';
a7ec4029 220
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221 my @DEV = do { my $dev; opendir($dev, "/dev") ? readdir($dev) : () };
222
feef4889 223 skip "opendir failed: $!", 6 if @DEV == 0;
3fcc9fea 224
9aa9a1a6 225 # /dev/stdout might be either character special or a named pipe,
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226 # or a symlink, or a socket, depending on which OS and how are
227 # you running the test, so let's censor that one away.
6320a86a 228 # Similar remarks hold for stderr.
db8ab41e 229 $DEV =~ s{^[cpls].+?\sstdout$}{}m;
267513dc 230 @DEV = grep { $_ ne 'stdout' } @DEV;
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231 $DEV =~ s{^[cpls].+?\sstderr$}{}m;
232 @DEV = grep { $_ ne 'stderr' } @DEV;
267513dc 233
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234 # /dev/printer is also naughty: in IRIX it shows up as
235 # Srwx-----, not srwx------.
236 $DEV =~ s{^.+?\sprinter$}{}m;
237 @DEV = grep { $_ ne 'printer' } @DEV;
238
267513dc
JH
239 # If running as root, we will see .files in the ls result,
240 # and readdir() will see them always. Potential for conflict,
241 # so let's weed them out.
242 $DEV =~ s{^.+?\s\..+?$}{}m;
243 @DEV = grep { ! m{^\..+$} } @DEV;
9aa9a1a6 244
085a16fc
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245 # Irix ls -l marks sockets with 'S' while 's' is a 'XENIX semaphore'.
246 if ($^O eq 'irix') {
247 $DEV =~ s{^S(.+?)}{s$1}mg;
248 }
249
3fcc9fea 250 my $try = sub {
9f966f7a 251 my @c1 = eval qq[\$DEV =~ /^$_[0].*/mg];
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JH
252 my @c2 = eval qq[grep { $_[1] "/dev/\$_" } \@DEV];
253 my $c1 = scalar @c1;
254 my $c2 = scalar @c2;
9aa9a1a6 255 is($c1, $c2, "ls and $_[1] agreeing on /dev ($c1 $c2)");
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256 };
257
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258SKIP: {
259 skip("DG/UX ls -L broken", 3) if $Is_DGUX;
260
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JH
261 $try->('b', '-b');
262 $try->('c', '-c');
263 $try->('s', '-S');
95036ac7 264
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265}
266
3fcc9fea 267ok(! -b $Curdir, '!-b cwd');
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268ok(! -c $Curdir, '!-c cwd');
269ok(! -S $Curdir, '!-S cwd');
cc25fa79 270
95036ac7
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271}
272
cc25fa79 273SKIP: {
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274 my($cnt, $uid);
275 $cnt = $uid = 0;
276
277 # Find a set of directories that's very likely to have setuid files
278 # but not likely to be *all* setuid files.
279 my @bin = grep {-d && -r && -x} qw(/sbin /usr/sbin /bin /usr/bin);
de5a37b2 280 skip "Can't find a setuid file to test with", 3 unless @bin;
cc25fa79
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281
282 for my $bin (@bin) {
283 opendir BIN, $bin or die "Can't opendir $bin: $!";
284 while (defined($_ = readdir BIN)) {
285 $_ = "$bin/$_";
286 $cnt++;
287 $uid++ if -u;
288 last if $uid && $uid < $cnt;
289 }
290 }
291 closedir BIN;
292
2304a331
JH
293 skip "No setuid programs", 3 if $uid == 0;
294
295 isnt($cnt, 0, 'found some programs');
296 isnt($uid, 0, ' found some setuid programs');
297 ok($uid < $cnt, " they're not all setuid");
378cc40b 298}
b8440792 299
378cc40b 300
3e3baf6d
TB
301# To assist in automated testing when a controlling terminal (/dev/tty)
302# may not be available (at, cron rsh etc), the PERL_SKIP_TTY_TEST env var
303# can be set to skip the tests that need a tty.
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MS
304SKIP: {
305 skip "These tests require a TTY", 4 if $ENV{PERL_SKIP_TTY_TEST};
306
307 my $TTY = $^O eq 'rhapsody' ? "/dev/ttyp0" : "/dev/tty";
308
309 SKIP: {
310 skip "Test uses unixisms", 2 if $Is_MSWin32 || $Is_NetWare;
311 skip "No TTY to test -t with", 2 unless -e $TTY;
312
d5b53b20 313 open(TTY, $TTY) ||
cc25fa79
MS
314 warn "Can't open $TTY--run t/TEST outside of make.\n";
315 ok(-t TTY, '-t');
316 ok(-c TTY, 'tty is -c');
317 close(TTY);
3e3baf6d 318 }
cc25fa79 319 ok(! -t TTY, '!-t on closed TTY filehandle');
28e8237b
MS
320
321 {
322 local $TODO = 'STDIN not a tty when output is to pipe' if $Is_VMS;
323 ok(-t, '-t on STDIN');
324 }
68dc0745 325}
cc25fa79 326
de5a37b2 327my $Null = File::Spec->devnull;
cc25fa79 328SKIP: {
de5a37b2 329 skip "No null device to test with", 1 unless -e $Null;
d5b53b20 330 skip "We know Win32 thinks '$Null' is a TTY", 1 if $Is_MSWin32;
cc25fa79 331
c4fbe247 332 open(NULL, $Null) or DIE("Can't open $Null: $!");
de5a37b2 333 ok(! -t NULL, 'null device is not a TTY');
cc25fa79 334 close(NULL);
378cc40b 335}
cc25fa79 336
378cc40b
LW
337
338# These aren't strictly "stat" calls, but so what?
dc459aad
JH
339my $statfile = File::Spec->catfile($Curdir, 'op', 'stat.t');
340ok( -T $statfile, '-T');
341ok(! -B $statfile, '!-B');
378cc40b 342
95036ac7
JH
343SKIP: {
344 skip("DG/UX", 1) if $Is_DGUX;
b5fe401b 345ok(-B $Perl, '-B');
95036ac7
JH
346}
347
b5fe401b 348ok(! -T $Perl, '!-T');
378cc40b 349
dc459aad 350open(FOO,$statfile);
cc25fa79
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351SKIP: {
352 eval { -T FOO; };
de5a37b2 353 skip "-T/B on filehandle not implemented", 15 if $@ =~ /not implemented/;
cc25fa79
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354
355 is( $@, '', '-T on filehandle causes no errors' );
356
357 ok(-T FOO, ' -T');
358 ok(! -B FOO, ' !-B');
359
f0fcb552 360 $_ = <FOO>;
1d662fb6 361 like($_, qr/perl/, 'after readline');
cc25fa79
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362 ok(-T FOO, ' still -T');
363 ok(! -B FOO, ' still -B');
f0fcb552
LW
364 close(FOO);
365
dc459aad 366 open(FOO,$statfile);
f0fcb552 367 $_ = <FOO>;
1d662fb6 368 like($_, qr/perl/, 'reopened and after readline');
cc25fa79
MS
369 ok(-T FOO, ' still -T');
370 ok(! -B FOO, ' still !-B');
371
372 ok(seek(FOO,0,0), 'after seek');
de5a37b2
MS
373 ok(-T FOO, ' still -T');
374 ok(! -B FOO, ' still !-B');
375
376 # It's documented this way in perlfunc *shrug*
377 () = <FOO>;
378 ok(eof FOO, 'at EOF');
379 ok(-T FOO, ' still -T');
380 ok(-B FOO, ' now -B');
f0fcb552
LW
381}
382close(FOO);
378cc40b 383
cc25fa79 384
de5a37b2
MS
385SKIP: {
386 skip "No null device to test with", 2 unless -e $Null;
387
388 ok(-T $Null, 'null device is -T');
389 ok(-B $Null, ' and -B');
390}
cc25fa79 391
108ed793
SM
392
393# and now, a few parsing tests:
cc25fa79
MS
394$_ = $tmpfile;
395ok(-f, 'bare -f uses $_');
396ok(-f(), ' -f() "');
108ed793 397
cc25fa79 398unlink $tmpfile or print "# unlink failed: $!\n";
58d95175
RG
399
400# bug id 20011101.069
dc459aad 401my @r = \stat($Curdir);
cc25fa79 402is(scalar @r, 13, 'stat returns full 13 elements');
5c9aa243
RGS
403
404SKIP: {
63bdf6c4 405 skip "No lstat", 4 unless $Config{d_lstat};
5c9aa243
RGS
406
407 stat $0;
408 eval { lstat _ };
3db621ff 409 like( $@, qr/^The stat preceding lstat\(\) wasn't an lstat/,
5c9aa243
RGS
410 'lstat _ croaks after stat' );
411 eval { -l _ };
3db621ff 412 like( $@, qr/^The stat preceding -l _ wasn't an lstat/,
5c9aa243
RGS
413 '-l _ croaks after stat' );
414
5c9aa243
RGS
415 # bug id 20020124.004
416 # If we have d_lstat, we should have symlink()
417 my $linkname = 'dolzero';
418 symlink $0, $linkname or die "# Can't symlink $0: $!";
419 lstat $linkname;
420 -T _;
421 eval { lstat _ };
3db621ff 422 like( $@, qr/^The stat preceding lstat\(\) wasn't an lstat/,
5c9aa243
RGS
423 'lstat croaks after -T _' );
424 eval { -l _ };
3db621ff 425 like( $@, qr/^The stat preceding -l _ wasn't an lstat/,
5c9aa243
RGS
426 '-l _ croaks after -T _' );
427 unlink $linkname or print "# unlink $linkname failed: $!\n";
428}
98a392ec
CB
429
430END {
431 1 while unlink $tmpfile;
432}