Commit | Line | Data |
---|---|---|
42e55ab1 JH |
1 | #!./perl |
2 | ||
3 | # There are few filetest operators that are portable enough to test. | |
4 | # See pod/perlport.pod for details. | |
5 | ||
6 | BEGIN { | |
7 | chdir 't' if -d 't'; | |
20822f61 | 8 | @INC = '../lib'; |
fbb0b3b3 | 9 | require './test.pl'; |
42e55ab1 JH |
10 | } |
11 | ||
5840701a | 12 | plan(tests => 53 + 27*14); |
42e55ab1 | 13 | |
683267f6 RU |
14 | if ($^O =~ /MSWin32|cygwin|msys/ && !is_miniperl) { |
15 | require Win32; # for IsAdminUser() | |
16 | } | |
17 | ||
8c5e482d JK |
18 | # Tests presume we are in t/op directory and that file 'TEST' is found |
19 | # therein. | |
20 | is(-d 'op', 1, "-d: directory correctly identified"); | |
21 | is(-f 'TEST', 1, "-f: plain file correctly identified"); | |
22 | isnt(-f 'op', 1, "-f: directory is not a plain file"); | |
23 | isnt(-d 'TEST', 1, "-d: plain file is not a directory"); | |
24 | is(-r 'TEST', 1, "-r: file readable by effective uid/gid not found"); | |
42e55ab1 | 25 | |
e687eccd NC |
26 | # Make a read only file. This happens to be empty, so we also use it later. |
27 | my $ro_empty_file = tempfile(); | |
d4188802 NC |
28 | |
29 | { | |
e687eccd | 30 | open my $fh, '>', $ro_empty_file or die "open $fh: $!"; |
d4188802 NC |
31 | close $fh or die "close $fh: $!"; |
32 | } | |
33 | ||
e687eccd | 34 | chmod 0555, $ro_empty_file or die "chmod 0555, '$ro_empty_file' failed: $!"; |
846f25a3 | 35 | |
fbb0b3b3 | 36 | SKIP: { |
dcefe67b | 37 | my $restore_root; |
683267f6 RU |
38 | skip "Need Win32::IsAdminUser() on $^O", 1 |
39 | if $^O =~ /MSWin32|cygwin|msys/ && is_miniperl(); | |
40 | my $Is_WinAdminUser = ($^O =~ /MSWin32|cygwin|msys/ and Win32::IsAdminUser()) ? 1 : 0; | |
41 | # TODO: skip("On an ACL filesystem like $^O we cannot rely on -w via uid/gid"); | |
42 | # We have no filesystem check for ACL in core | |
43 | if ($Is_WinAdminUser) { | |
44 | skip("As Windows Administrator we cannot rely on -w via uid/gid"); | |
45 | } | |
46 | elsif ($> == 0) { | |
dcefe67b NC |
47 | # root can read and write anything, so switch uid (may not be |
48 | # implemented) | |
49 | eval '$> = 1'; | |
50 | ||
51 | skip("Can't drop root privs to test read-only files") if $> == 0; | |
52 | note("Dropped root privs to test read-only files. \$> == $>"); | |
53 | ++$restore_root; | |
fbb0b3b3 | 54 | } |
42e55ab1 | 55 | |
8c5e482d | 56 | isnt(-w $ro_empty_file, 1, "-w: file writable by effective uid/gid"); |
42e55ab1 | 57 | |
dcefe67b NC |
58 | if ($restore_root) { |
59 | # If the previous assignment to $> worked, so should this: | |
60 | $> = 0; | |
61 | note("Restored root privs after testing read-only files. \$> == $>"); | |
62 | } | |
63 | } | |
fd1e013e | 64 | |
64f0b68d | 65 | # these would fail for the euid 1 |
fd1e013e | 66 | # (unless we have unpacked the source code as uid 1...) |
8c5e482d JK |
67 | is(-r 'op', 1, "-r: directory readable by effective uid/gid"); |
68 | is(-w 'op', 1, "-w: directory writable by effective uid/gid"); | |
69 | is(-x 'op', 1, "-x: executable by effective uid/gid"); # Hohum. Are directories -x everywhere? | |
fbb0b3b3 | 70 | |
8c5e482d JK |
71 | is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op", |
72 | "-r: found directories readable by effective uid/gid" ); | |
fbb0b3b3 RGS |
73 | |
74 | # Test stackability of filetest operators | |
42e55ab1 | 75 | |
8c5e482d JK |
76 | is(defined( -f -d 'TEST' ), 1, "-f and -d stackable: plain file found"); |
77 | isnt(-f -d _, 1, "-f and -d stackable: no plain file found"); | |
78 | isnt(defined( -e 'zoo' ), 1, "-e: file does not exist"); | |
79 | isnt(defined( -e -d 'zoo' ), 1, "-e and -d: neither file nor directory exists"); | |
80 | isnt(defined( -f -e 'zoo' ), 1, "-f and -e: not a plain file and does not exist"); | |
81 | is(-f -e 'TEST', 1, "-f and -e: plain file and exists"); | |
82 | is(-e -f 'TEST', 1, "-e and -f: exists and is plain file"); | |
83 | is(defined(-d -e 'TEST'), 1, "-d and -e: file at least exists"); | |
84 | is(defined(-e -d 'TEST'), 1, "-e and -d: file at least exists"); | |
85 | isnt( -f -d 'op', 1, "-f and -d: directory found but is not a plain file"); | |
86 | is(-x -d -x 'op', 1, "-x, -d and -x again: directory exists and is executable"); | |
fea55e48 NC |
87 | my ($size) = (stat 'TEST')[7]; |
88 | cmp_ok($size, '>', 1, 'TEST is longer than 1 byte'); | |
89 | is( (-s -f 'TEST'), $size, "-s returns real size" ); | |
8c5e482d | 90 | is(-f -s 'TEST', 1, "-f and -s: plain file with non-zero size"); |
7294df96 | 91 | |
e7d3eb55 | 92 | # now with an empty file |
8c5e482d JK |
93 | is(-f $ro_empty_file, 1, "-f: plain file found"); |
94 | is(-s $ro_empty_file, 0, "-s: file has 0 bytes"); | |
95 | is(-f -s $ro_empty_file, 0, "-f and -s: plain file with 0 bytes"); | |
96 | is(-s -f $ro_empty_file, 0, "-s and -f: file with 0 bytes is plain file"); | |
e7d3eb55 | 97 | |
1f26655e FC |
98 | # stacked -l |
99 | eval { -l -e "TEST" }; | |
100 | like $@, qr/^The stat preceding -l _ wasn't an lstat at /, | |
101 | 'stacked -l non-lstat error with warnings off'; | |
102 | { | |
103 | local $^W = 1; | |
104 | eval { -l -e "TEST" }; | |
105 | like $@, qr/^The stat preceding -l _ wasn't an lstat at /, | |
106 | 'stacked -l non-lstat error with warnings on'; | |
107 | } | |
108 | # Make sure -l is using the previous stat buffer, and not using the previ- | |
109 | # ous op’s return value as a file name. | |
8f67f7cf | 110 | # t/TEST can be a symlink under -Dmksymlinks, so use our temporary file. |
1f26655e FC |
111 | SKIP: { |
112 | use Perl::OSType 'os_type'; | |
cd22fad3 | 113 | if (os_type ne 'Unix') { skip "Not Unix", 3 } |
19d2bdc1 BF |
114 | if ( $^O =~ /android/ ) { |
115 | # Even the most basic toolbox in android provides ln, | |
116 | # but not which. | |
117 | $ln = "ln"; | |
118 | } | |
119 | else { | |
120 | chomp(my $ln = `which ln`); | |
121 | if ( ! -e $ln ) { skip "No ln" , 3 } | |
122 | } | |
8f67f7cf NC |
123 | lstat $ro_empty_file; |
124 | `ln -s $ro_empty_file 1`; | |
bce3b594 | 125 | isnt(-l -e _, 1, 'stacked -l uses previous stat, not previous retval'); |
1f26655e | 126 | unlink 1; |
433644ee FC |
127 | |
128 | # Since we already have our skip block set up, we might as well put this | |
129 | # test here, too: | |
130 | # -l always treats a non-bareword argument as a file name | |
8f67f7cf | 131 | system 'ln', '-s', $ro_empty_file, \*foo; |
433644ee | 132 | local $^W = 1; |
cd22fad3 RS |
133 | my @warnings; |
134 | local $SIG{__WARN__} = sub { push @warnings, @_ }; | |
bce3b594 | 135 | is(-l \*foo, 1, '-l \*foo is a file name'); |
cd22fad3 | 136 | ok($warnings[0] =~ /-l on filehandle foo/, 'warning for -l $handle'); |
433644ee | 137 | unlink \*foo; |
1f26655e | 138 | } |
5840701a FC |
139 | # More -l $handle warning tests |
140 | { | |
141 | local $^W = 1; | |
142 | my @warnings; | |
143 | local $SIG{__WARN__} = sub { push @warnings, @_ }; | |
144 | () = -l \*{"\x{3c6}oo"}; | |
145 | like($warnings[0], qr/-l on filehandle \x{3c6}oo/, | |
146 | '-l $handle warning is utf8-clean'); | |
147 | () = -l *foo; | |
148 | like($warnings[1], qr/-l on filehandle foo/, | |
149 | '-l $handle warning occurs for globs, not just globrefs'); | |
150 | tell foo; # vivify the IO slot | |
151 | () = -l *foo{IO}; | |
152 | # (element [3] because tell also warns) | |
153 | like($warnings[3], qr/-l on filehandle at/, | |
154 | '-l $handle warning occurs for iorefs as well'); | |
155 | } | |
1f26655e | 156 | |
7294df96 RGS |
157 | # test that _ is a bareword after filetest operators |
158 | ||
159 | -f 'TEST'; | |
8c5e482d | 160 | is(-f _, 1, "_ is bareword after filetest operator"); |
7294df96 | 161 | sub _ { "this is not a file name" } |
8c5e482d | 162 | is(-f _, 1, "_ is bareword after filetest operator"); |
d89f1457 BM |
163 | |
164 | my $over; | |
165 | { | |
166 | package OverFtest; | |
167 | ||
4d57d24f | 168 | use overload |
c1d4704a | 169 | fallback => 1, |
4d57d24f | 170 | -X => sub { |
c1d4704a | 171 | $over = [qq($_[0]), $_[1]]; |
4d57d24f BM |
172 | "-$_[1]"; |
173 | }; | |
d89f1457 | 174 | } |
f6aa8023 BM |
175 | { |
176 | package OverString; | |
177 | ||
178 | # No fallback. -X should fall back to string overload even without | |
179 | # it. | |
180 | use overload q/""/ => sub { $over = 1; "TEST" }; | |
181 | } | |
182 | { | |
183 | package OverBoth; | |
184 | ||
185 | use overload | |
186 | q/""/ => sub { "TEST" }, | |
187 | -X => sub { "-$_[1]" }; | |
188 | } | |
189 | { | |
190 | package OverNeither; | |
191 | ||
4d57d24f | 192 | # Need fallback. Previous versions of perl required 'fallback' to do |
f6aa8023 BM |
193 | # -X operations on an object with no "" overload. |
194 | use overload | |
195 | '+' => sub { 1 }, | |
196 | fallback => 1; | |
197 | } | |
198 | ||
199 | my $ft = bless [], "OverFtest"; | |
c1d4704a | 200 | my $ftstr = qq($ft); |
f6aa8023 BM |
201 | my $str = bless [], "OverString"; |
202 | my $both = bless [], "OverBoth"; | |
203 | my $neither = bless [], "OverNeither"; | |
c1d4704a | 204 | my $nstr = qq($neither); |
d89f1457 | 205 | |
d0c91b6a BM |
206 | open my $gv, "<", "TEST"; |
207 | bless $gv, "OverString"; | |
208 | open my $io, "<", "TEST"; | |
209 | $io = *{$io}{IO}; | |
210 | bless $io, "OverString"; | |
211 | ||
822146ea RGS |
212 | my $fcntl_not_available; |
213 | eval { require Fcntl } or $fcntl_not_available = 1; | |
fa7f7498 | 214 | |
d89f1457 | 215 | for my $op (split //, "rwxoRWXOezsfdlpSbctugkTMBAC") { |
d3ebc3eb | 216 | $over = []; |
bce3b594 NC |
217 | my $rv = eval "-$op \$ft"; |
218 | isnt( $rv, undef, "overloaded -$op succeeds" ) | |
f6aa8023 BM |
219 | or diag( $@ ); |
220 | is( $over->[0], $ftstr, "correct object for overloaded -$op" ); | |
d89f1457 BM |
221 | is( $over->[1], $op, "correct op for overloaded -$op" ); |
222 | is( $rv, "-$op", "correct return value for overloaded -$op"); | |
f6aa8023 | 223 | |
fa7f7498 BM |
224 | my ($exp, $is) = (1, "is"); |
225 | if ( | |
822146ea | 226 | !$fcntl_not_available and ( |
fa7f7498 BM |
227 | $op eq "u" and not eval { Fcntl::S_ISUID() } or |
228 | $op eq "g" and not eval { Fcntl::S_ISGID() } or | |
229 | $op eq "k" and not eval { Fcntl::S_ISVTX() } | |
822146ea | 230 | ) |
fa7f7498 BM |
231 | ) { |
232 | ($exp, $is) = (0, "not"); | |
233 | } | |
234 | ||
f6aa8023 BM |
235 | $over = 0; |
236 | $rv = eval "-$op \$str"; | |
bce3b594 | 237 | is($@, "", "-$op succeeds with string overloading"); |
f6aa8023 | 238 | is( $rv, eval "-$op 'TEST'", "correct -$op on string overload" ); |
fa7f7498 | 239 | is( $over, $exp, "string overload $is called for -$op" ); |
f6aa8023 | 240 | |
fa7f7498 | 241 | ($exp, $is) = $op eq "l" ? (1, "is") : (0, "not"); |
d0c91b6a BM |
242 | |
243 | $over = 0; | |
244 | eval "-$op \$gv"; | |
245 | is( $over, $exp, "string overload $is called for -$op on GLOB" ); | |
246 | ||
52f7f5ab BM |
247 | # IO refs always get string overload called. This might be a bug. |
248 | $op eq "t" || $op eq "T" || $op eq "B" | |
249 | and ($exp, $is) = (1, "is"); | |
250 | ||
d0c91b6a BM |
251 | $over = 0; |
252 | eval "-$op \$io"; | |
253 | is( $over, $exp, "string overload $is called for -$op on IO"); | |
254 | ||
f6aa8023 BM |
255 | $rv = eval "-$op \$both"; |
256 | is( $rv, "-$op", "correct -$op on string/-X overload" ); | |
257 | ||
258 | $rv = eval "-$op \$neither"; | |
bce3b594 | 259 | is($@, "", "-$op succeeds with random overloading"); |
f6aa8023 | 260 | is( $rv, eval "-$op \$nstr", "correct -$op with random overloading" ); |
f6aa8023 | 261 | |
4d57d24f BM |
262 | is( eval "-r -$op \$ft", "-r", "stacked overloaded -$op" ); |
263 | is( eval "-$op -r \$ft", "-$op", "overloaded stacked -$op" ); | |
264 | } | |
ca867162 FC |
265 | |
266 | # -l stack corruption: this bug occurred from 5.8 to 5.14 | |
267 | { | |
268 | push my @foo, "bar", -l baz; | |
269 | is $foo[0], "bar", '-l bareword does not corrupt the stack'; | |
270 | } | |
49498caf | 271 | |
31b139ba FC |
272 | # -l and fatal warnings |
273 | stat "test.pl"; | |
274 | eval { use warnings FATAL => io; -l cradd }; | |
bce3b594 NC |
275 | isnt(stat _, 1, |
276 | 'fatal warnings do not prevent -l HANDLE from setting stat status'); | |
31b139ba | 277 | |
49498caf FC |
278 | # File test ops should not call get-magic on the topmost SV on the stack if |
279 | # it belongs to another op. | |
280 | { | |
281 | my $w; | |
282 | sub oon::TIESCALAR{bless[],'oon'} | |
283 | sub oon::FETCH{$w++} | |
284 | tie my $t, 'oon'; | |
285 | push my @a, $t, -t; | |
286 | is $w, 1, 'file test does not call FETCH on stack item not its own'; | |
287 | } | |
5731662b | 288 | |
97c226b8 FC |
289 | # -T and -B |
290 | ||
bd5f6c01 FC |
291 | my $Perl = which_perl(); |
292 | ||
5731662b | 293 | SKIP: { |
2ad48547 | 294 | skip "no -T on filehandles", 8 unless eval { -T STDERR; 1 }; |
97c226b8 FC |
295 | |
296 | # Test that -T HANDLE sets the last stat type | |
5731662b FC |
297 | -l "perl.c"; # last stat type is now lstat |
298 | -T STDERR; # should set it to stat, since -T does a stat | |
299 | eval { -l _ }; # should die, because the last stat type is not lstat | |
300 | like $@, qr/^The stat preceding -l _ wasn't an lstat at /, | |
301 | '-T HANDLE sets the stat type'; | |
97c226b8 FC |
302 | |
303 | # statgv should be cleared when freed | |
304 | fresh_perl_is | |
305 | 'open my $fh, "test.pl"; -r $fh; undef $fh; open my $fh2, ' | |
bd5f6c01 | 306 | . "q\0$Perl\0; print -B _", |
97c226b8 FC |
307 | '', |
308 | { switches => ['-l'] }, | |
309 | 'PL_statgv should not point to freed-and-reused SV'; | |
310 | ||
311 | # or coerced into a non-glob | |
312 | fresh_perl_is | |
313 | 'open Fh, "test.pl"; -r($h{i} = *Fh); $h{i} = 3; undef %h;' | |
314 | . 'open my $fh2, ' . "q\0" . which_perl() . "\0; print -B _", | |
315 | '', | |
316 | { switches => ['-l'] }, | |
317 | 'PL_statgv should not point to coerced-freed-and-reused GV'; | |
bd5f6c01 FC |
318 | |
319 | # -T _ should work after stat $ioref | |
320 | open my $fh, 'test.pl'; | |
321 | stat $Perl; # a binary file | |
322 | stat *$fh{IO}; | |
bce3b594 | 323 | is(-T _, 1, '-T _ works after stat $ioref'); |
bd5f6c01 FC |
324 | |
325 | # and after -r $ioref | |
326 | -r *$fh{IO}; | |
bce3b594 | 327 | is(-T _, 1, '-T _ works after -r $ioref'); |
eb4c377a FC |
328 | |
329 | # -T _ on closed filehandle should still reset stat info | |
330 | stat $fh; | |
331 | close $fh; | |
332 | -T _; | |
bce3b594 | 333 | isnt(stat _, 1, '-T _ on closed filehandle resets stat info'); |
21a64c3e FC |
334 | |
335 | lstat "test.pl"; | |
336 | -T $fh; # closed | |
337 | eval { lstat _ }; | |
338 | like $@, qr/^The stat preceding lstat\(\) wasn't an lstat at /, | |
339 | '-T on closed handle resets last stat type'; | |
2ad48547 FC |
340 | |
341 | # Fatal warnings should not affect the setting of errno. | |
342 | $! = 7; | |
343 | -T cradd; | |
344 | my $errno = $!; | |
345 | $! = 7; | |
346 | eval { use warnings FATAL => unopened; -T cradd }; | |
347 | my $errno2 = $!; | |
348 | is $errno2, $errno, | |
349 | 'fatal warnings do not affect errno after -T BADHADNLE'; | |
5731662b | 350 | } |
de61bf2a FC |
351 | |
352 | is runperl(prog => '-T _', switches => ['-w'], stderr => 1), "", | |
353 | 'no uninit warnings from -T with no preceding stat'; | |
7b7309af | 354 | |
ad2d99e3 | 355 | SKIP: { |
bee528ec | 356 | my $rand_file_name = 'filetest-' . rand =~ y/.//dr; |
ad2d99e3 FC |
357 | if (-e $rand_file_name) { skip "File $rand_file_name exists", 1 } |
358 | stat 'test.pl'; | |
359 | -T $rand_file_name; | |
bce3b594 | 360 | isnt(stat _, 1, '-T "nonexistent" resets stat success status'); |
ad2d99e3 FC |
361 | } |
362 | ||
7b7309af FC |
363 | # Unsuccessful filetests on filehandles should leave stat buffers in the |
364 | # same state whether fatal warnings are on or off. | |
365 | { | |
366 | stat "test.pl"; | |
367 | # This GV has no IO | |
368 | -r *phlon; | |
369 | my $failed_stat1 = stat _; | |
370 | ||
371 | stat "test.pl"; | |
372 | eval { use warnings FATAL => unopened; -r *phlon }; | |
373 | my $failed_stat2 = stat _; | |
374 | ||
375 | is $failed_stat2, $failed_stat1, | |
376 | 'failed -r($gv_without_io) with and w/out fatal warnings'; | |
377 | ||
378 | stat "test.pl"; | |
379 | -r cength; # at compile time autovivifies IO, but with no fp | |
380 | $failed_stat1 = stat _; | |
381 | ||
382 | stat "test.pl"; | |
383 | eval { use warnings FATAL => unopened; -r cength }; | |
384 | $failed_stat2 = stat _; | |
385 | ||
386 | is $failed_stat2, $failed_stat1, | |
387 | 'failed -r($gv_with_io_but_no_fp) with and w/out fatal warnings'; | |
388 | } |