3 # There are few filetest operators that are portable enough to test.
4 # See pod/perlport.pod for details.
13 plan(tests => 28 + 27*10);
21 # make sure TEST is r-x
22 eval { chmod 0555, 'TEST' or die "chmod 0555, 'TEST' failed: $!" };
23 chomp ($bad_chmod = $@);
25 $oldeuid = $>; # root can read and write anything
26 eval '$> = 1'; # so switch uid (may not be implemented)
28 print "# oldeuid = $oldeuid, euid = $>\n";
31 if (!$Config{d_seteuid}) {
34 elsif ($Config{config_args} =~/Dmksymlinks/) {
35 skip('we cannot chmod symlinks');
45 # Scripts are not -x everywhere so cannot test that.
47 eval '$> = $oldeuid'; # switch uid back (may not be implemented)
49 # this would fail for the euid 1
50 # (unless we have unpacked the source code as uid 1...)
53 # this would fail for the euid 1
54 # (unless we have unpacked the source code as uid 1...)
56 if ($Config{d_seteuid}) {
63 ok( -x 'op' ); # Hohum. Are directories -x everywhere?
65 is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op" );
67 # Test stackability of filetest operators
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' ) );
75 ok( defined(-d -e 'TEST') );
76 ok( defined(-e -d 'TEST') );
79 ok( (-s -f 'TEST' > 1), "-s returns real size" );
80 ok( -f -s 'TEST' == 1 );
82 # now with an empty file
83 my $tempfile = tempfile();
84 open my $fh, ">", $tempfile;
87 is( -s $tempfile, 0 );
88 is( -f -s $tempfile, 0 );
89 is( -s -f $tempfile, 0 );
92 # test that _ is a bareword after filetest operators
96 sub _ { "this is not a file name" }
103 use overload -X => sub {
104 $over = [overload::StrVal($_[0]), $_[1]];
111 # No fallback. -X should fall back to string overload even without
113 use overload q/""/ => sub { $over = 1; "TEST" };
119 q/""/ => sub { "TEST" },
120 -X => sub { "-$_[1]" };
125 # Need fallback. Previous veraions of perl required 'fallback' to do
126 # -X operations on an object with no "" overload.
132 my $ft = bless [], "OverFtest";
133 my $ftstr = overload::StrVal($ft);
134 my $str = bless [], "OverString";
135 my $both = bless [], "OverBoth";
136 my $neither = bless [], "OverNeither";
137 my $nstr = overload::StrVal($neither);
139 for my $op (split //, "rwxoRWXOezsfdlpSbctugkTMBAC") {
141 ok( my $rv = eval "-$op \$ft", "overloaded -$op succeeds" )
143 is( $over->[0], $ftstr, "correct object for overloaded -$op" );
144 is( $over->[1], $op, "correct op for overloaded -$op" );
145 is( $rv, "-$op", "correct return value for overloaded -$op");
148 $rv = eval "-$op \$str";
149 ok( !$@, "-$op succeeds with string overloading" )
151 is( $rv, eval "-$op 'TEST'", "correct -$op on string overload" );
152 is( $over, 1, "string overload called for -$op" );
154 $rv = eval "-$op \$both";
155 is( $rv, "-$op", "correct -$op on string/-X overload" );
157 $rv = eval "-$op \$neither";
158 ok( !$@, "-$op succeeds with random overloading" )
160 is( $rv, eval "-$op \$nstr", "correct -$op with random overloading" );
163 is( -r -f $ft, "-r", "stacked overloaded -X" );