Commit | Line | Data |
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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 | ||
eb57363f | 12 | use Config; |
433644ee | 13 | plan(tests => 34 + 27*14); |
42e55ab1 | 14 | |
fbb0b3b3 RGS |
15 | ok( -d 'op' ); |
16 | ok( -f 'TEST' ); | |
17 | ok( !-f 'op' ); | |
18 | ok( !-d 'TEST' ); | |
19 | ok( -r 'TEST' ); | |
42e55ab1 | 20 | |
d4188802 NC |
21 | # Make a read only file |
22 | my $ro_file = tempfile(); | |
23 | ||
24 | { | |
25 | open my $fh, '>', $ro_file or die "open $fh: $!"; | |
26 | close $fh or die "close $fh: $!"; | |
27 | } | |
28 | ||
29 | chmod 0555, $ro_file or die "chmod 0555, '$ro_file' failed: $!"; | |
846f25a3 GW |
30 | |
31 | $oldeuid = $>; # root can read and write anything | |
32 | eval '$> = 1'; # so switch uid (may not be implemented) | |
33 | ||
34 | print "# oldeuid = $oldeuid, euid = $>\n"; | |
35 | ||
fbb0b3b3 RGS |
36 | SKIP: { |
37 | if (!$Config{d_seteuid}) { | |
38 | skip('no seteuid'); | |
39 | } | |
fbb0b3b3 | 40 | else { |
d4188802 | 41 | ok( !-w $ro_file ); |
fbb0b3b3 | 42 | } |
22c35a8c | 43 | } |
42e55ab1 | 44 | |
846f25a3 | 45 | # Scripts are not -x everywhere so cannot test that. |
42e55ab1 | 46 | |
fd1e013e F |
47 | eval '$> = $oldeuid'; # switch uid back (may not be implemented) |
48 | ||
49 | # this would fail for the euid 1 | |
50 | # (unless we have unpacked the source code as uid 1...) | |
fbb0b3b3 | 51 | ok( -r 'op' ); |
42e55ab1 | 52 | |
846f25a3 GW |
53 | # this would fail for the euid 1 |
54 | # (unless we have unpacked the source code as uid 1...) | |
fbb0b3b3 RGS |
55 | SKIP: { |
56 | if ($Config{d_seteuid}) { | |
57 | ok( -w 'op' ); | |
58 | } else { | |
59 | skip('no seteuid'); | |
60 | } | |
3eeba6fb | 61 | } |
42e55ab1 | 62 | |
fbb0b3b3 RGS |
63 | ok( -x 'op' ); # Hohum. Are directories -x everywhere? |
64 | ||
65 | is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op" ); | |
66 | ||
67 | # Test stackability of filetest operators | |
42e55ab1 | 68 | |
fbb0b3b3 RGS |
69 | ok( defined( -f -d 'TEST' ) && ! -f -d _ ); |
70 | ok( !defined( -e 'zoo' ) ); | |
71 | ok( !defined( -e -d 'zoo' ) ); | |
72 | ok( !defined( -f -e 'zoo' ) ); | |
73 | ok( -f -e 'TEST' ); | |
74 | ok( -e -f 'TEST' ); | |
75 | ok( defined(-d -e 'TEST') ); | |
76 | ok( defined(-e -d 'TEST') ); | |
77 | ok( ! -f -d 'op' ); | |
78 | ok( -x -d -x 'op' ); | |
79 | ok( (-s -f 'TEST' > 1), "-s returns real size" ); | |
80 | ok( -f -s 'TEST' == 1 ); | |
7294df96 | 81 | |
e7d3eb55 | 82 | # now with an empty file |
1ab9acc5 B |
83 | my $tempfile = tempfile(); |
84 | open my $fh, ">", $tempfile; | |
e7d3eb55 | 85 | close $fh; |
1ab9acc5 B |
86 | ok( -f $tempfile ); |
87 | is( -s $tempfile, 0 ); | |
88 | is( -f -s $tempfile, 0 ); | |
89 | is( -s -f $tempfile, 0 ); | |
15f2ab62 | 90 | unlink_all $tempfile; |
e7d3eb55 | 91 | |
1f26655e FC |
92 | # stacked -l |
93 | eval { -l -e "TEST" }; | |
94 | like $@, qr/^The stat preceding -l _ wasn't an lstat at /, | |
95 | 'stacked -l non-lstat error with warnings off'; | |
96 | { | |
97 | local $^W = 1; | |
98 | eval { -l -e "TEST" }; | |
99 | like $@, qr/^The stat preceding -l _ wasn't an lstat at /, | |
100 | 'stacked -l non-lstat error with warnings on'; | |
101 | } | |
102 | # Make sure -l is using the previous stat buffer, and not using the previ- | |
103 | # ous op’s return value as a file name. | |
104 | SKIP: { | |
105 | use Perl::OSType 'os_type'; | |
61602f40 | 106 | if (os_type ne 'Unix') { skip "Not Unix", 2 } |
42ef694e | 107 | if (-l "TEST") { skip "TEST is a symlink", 2 } |
1f26655e | 108 | chomp(my $ln = `which ln`); |
61602f40 | 109 | if ( ! -e $ln ) { skip "No ln" , 2 } |
1f26655e FC |
110 | lstat "TEST"; |
111 | `ln -s TEST 1`; | |
112 | ok ! -l -e _, 'stacked -l uses previous stat, not previous retval'; | |
113 | unlink 1; | |
433644ee FC |
114 | |
115 | # Since we already have our skip block set up, we might as well put this | |
116 | # test here, too: | |
117 | # -l always treats a non-bareword argument as a file name | |
118 | system qw "ln -s TEST", \*foo; | |
119 | local $^W = 1; | |
120 | ok -l \*foo, '-l \*foo is a file name'; | |
121 | unlink \*foo; | |
1f26655e FC |
122 | } |
123 | ||
7294df96 RGS |
124 | # test that _ is a bareword after filetest operators |
125 | ||
126 | -f 'TEST'; | |
127 | ok( -f _ ); | |
128 | sub _ { "this is not a file name" } | |
129 | ok( -f _ ); | |
d89f1457 BM |
130 | |
131 | my $over; | |
132 | { | |
133 | package OverFtest; | |
134 | ||
4d57d24f | 135 | use overload |
c1d4704a | 136 | fallback => 1, |
4d57d24f | 137 | -X => sub { |
c1d4704a | 138 | $over = [qq($_[0]), $_[1]]; |
4d57d24f BM |
139 | "-$_[1]"; |
140 | }; | |
d89f1457 | 141 | } |
f6aa8023 BM |
142 | { |
143 | package OverString; | |
144 | ||
145 | # No fallback. -X should fall back to string overload even without | |
146 | # it. | |
147 | use overload q/""/ => sub { $over = 1; "TEST" }; | |
148 | } | |
149 | { | |
150 | package OverBoth; | |
151 | ||
152 | use overload | |
153 | q/""/ => sub { "TEST" }, | |
154 | -X => sub { "-$_[1]" }; | |
155 | } | |
156 | { | |
157 | package OverNeither; | |
158 | ||
4d57d24f | 159 | # Need fallback. Previous versions of perl required 'fallback' to do |
f6aa8023 BM |
160 | # -X operations on an object with no "" overload. |
161 | use overload | |
162 | '+' => sub { 1 }, | |
163 | fallback => 1; | |
164 | } | |
165 | ||
166 | my $ft = bless [], "OverFtest"; | |
c1d4704a | 167 | my $ftstr = qq($ft); |
f6aa8023 BM |
168 | my $str = bless [], "OverString"; |
169 | my $both = bless [], "OverBoth"; | |
170 | my $neither = bless [], "OverNeither"; | |
c1d4704a | 171 | my $nstr = qq($neither); |
d89f1457 | 172 | |
d0c91b6a BM |
173 | open my $gv, "<", "TEST"; |
174 | bless $gv, "OverString"; | |
175 | open my $io, "<", "TEST"; | |
176 | $io = *{$io}{IO}; | |
177 | bless $io, "OverString"; | |
178 | ||
822146ea RGS |
179 | my $fcntl_not_available; |
180 | eval { require Fcntl } or $fcntl_not_available = 1; | |
fa7f7498 | 181 | |
d89f1457 | 182 | for my $op (split //, "rwxoRWXOezsfdlpSbctugkTMBAC") { |
d3ebc3eb | 183 | $over = []; |
f6aa8023 BM |
184 | ok( my $rv = eval "-$op \$ft", "overloaded -$op succeeds" ) |
185 | or diag( $@ ); | |
186 | is( $over->[0], $ftstr, "correct object for overloaded -$op" ); | |
d89f1457 BM |
187 | is( $over->[1], $op, "correct op for overloaded -$op" ); |
188 | is( $rv, "-$op", "correct return value for overloaded -$op"); | |
f6aa8023 | 189 | |
fa7f7498 BM |
190 | my ($exp, $is) = (1, "is"); |
191 | if ( | |
822146ea | 192 | !$fcntl_not_available and ( |
fa7f7498 BM |
193 | $op eq "u" and not eval { Fcntl::S_ISUID() } or |
194 | $op eq "g" and not eval { Fcntl::S_ISGID() } or | |
195 | $op eq "k" and not eval { Fcntl::S_ISVTX() } | |
822146ea | 196 | ) |
fa7f7498 BM |
197 | ) { |
198 | ($exp, $is) = (0, "not"); | |
199 | } | |
200 | ||
f6aa8023 BM |
201 | $over = 0; |
202 | $rv = eval "-$op \$str"; | |
203 | ok( !$@, "-$op succeeds with string overloading" ) | |
204 | or diag( $@ ); | |
205 | is( $rv, eval "-$op 'TEST'", "correct -$op on string overload" ); | |
fa7f7498 | 206 | is( $over, $exp, "string overload $is called for -$op" ); |
f6aa8023 | 207 | |
fa7f7498 | 208 | ($exp, $is) = $op eq "l" ? (1, "is") : (0, "not"); |
d0c91b6a BM |
209 | |
210 | $over = 0; | |
211 | eval "-$op \$gv"; | |
212 | is( $over, $exp, "string overload $is called for -$op on GLOB" ); | |
213 | ||
52f7f5ab BM |
214 | # IO refs always get string overload called. This might be a bug. |
215 | $op eq "t" || $op eq "T" || $op eq "B" | |
216 | and ($exp, $is) = (1, "is"); | |
217 | ||
d0c91b6a BM |
218 | $over = 0; |
219 | eval "-$op \$io"; | |
220 | is( $over, $exp, "string overload $is called for -$op on IO"); | |
221 | ||
f6aa8023 BM |
222 | $rv = eval "-$op \$both"; |
223 | is( $rv, "-$op", "correct -$op on string/-X overload" ); | |
224 | ||
225 | $rv = eval "-$op \$neither"; | |
226 | ok( !$@, "-$op succeeds with random overloading" ) | |
227 | or diag( $@ ); | |
228 | is( $rv, eval "-$op \$nstr", "correct -$op with random overloading" ); | |
f6aa8023 | 229 | |
4d57d24f BM |
230 | is( eval "-r -$op \$ft", "-r", "stacked overloaded -$op" ); |
231 | is( eval "-$op -r \$ft", "-$op", "overloaded stacked -$op" ); | |
232 | } | |
ca867162 FC |
233 | |
234 | # -l stack corruption: this bug occurred from 5.8 to 5.14 | |
235 | { | |
236 | push my @foo, "bar", -l baz; | |
237 | is $foo[0], "bar", '-l bareword does not corrupt the stack'; | |
238 | } | |
49498caf FC |
239 | |
240 | # File test ops should not call get-magic on the topmost SV on the stack if | |
241 | # it belongs to another op. | |
242 | { | |
243 | my $w; | |
244 | sub oon::TIESCALAR{bless[],'oon'} | |
245 | sub oon::FETCH{$w++} | |
246 | tie my $t, 'oon'; | |
247 | push my @a, $t, -t; | |
248 | is $w, 1, 'file test does not call FETCH on stack item not its own'; | |
249 | } |