BEGIN {
chdir 't' if -d 't';
+ @INC = '../lib';
+ require './test.pl';
}
-print "1..10\n";
+use Config;
+plan(tests => 28 + 27*14);
-print "not " unless -d 'op';
-print "ok 1\n";
+ok( -d 'op' );
+ok( -f 'TEST' );
+ok( !-f 'op' );
+ok( !-d 'TEST' );
+ok( -r 'TEST' );
-print "not " unless -f 'TEST';
-print "ok 2\n";
+# Make a read only file
+my $ro_file = tempfile();
-print "not " if -f 'op';
-print "ok 3\n";
-
-print "not " if -d 'TEST';
-print "ok 4\n";
-
-print "not " unless -r 'TEST';
-print "ok 5\n";
+{
+ open my $fh, '>', $ro_file or die "open $fh: $!";
+ close $fh or die "close $fh: $!";
+}
-# make sure TEST is r-x
-eval { chmod 0555, 'TEST' };
-$bad_chmod = $@;
+chmod 0555, $ro_file or die "chmod 0555, '$ro_file' failed: $!";
$oldeuid = $>; # root can read and write anything
eval '$> = 1'; # so switch uid (may not be implemented)
print "# oldeuid = $oldeuid, euid = $>\n";
-if ($bad_chmod) {
- print "#[$@]\nok 6 #skipped\n";
-}
-else {
- print "not " if -w 'TEST';
- print "ok 6\n";
+SKIP: {
+ if (!$Config{d_seteuid}) {
+ skip('no seteuid');
+ }
+ else {
+ ok( !-w $ro_file );
+ }
}
# Scripts are not -x everywhere so cannot test that.
-print "not " unless -r 'op';
-print "ok 7\n";
-
eval '$> = $oldeuid'; # switch uid back (may not be implemented)
# this would fail for the euid 1
# (unless we have unpacked the source code as uid 1...)
-print "not " unless -w 'op';
-print "ok 8\n";
+ok( -r 'op' );
+
+# this would fail for the euid 1
+# (unless we have unpacked the source code as uid 1...)
+SKIP: {
+ if ($Config{d_seteuid}) {
+ ok( -w 'op' );
+ } else {
+ skip('no seteuid');
+ }
+}
+
+ok( -x 'op' ); # Hohum. Are directories -x everywhere?
+
+is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op" );
+
+# Test stackability of filetest operators
+
+ok( defined( -f -d 'TEST' ) && ! -f -d _ );
+ok( !defined( -e 'zoo' ) );
+ok( !defined( -e -d 'zoo' ) );
+ok( !defined( -f -e 'zoo' ) );
+ok( -f -e 'TEST' );
+ok( -e -f 'TEST' );
+ok( defined(-d -e 'TEST') );
+ok( defined(-e -d 'TEST') );
+ok( ! -f -d 'op' );
+ok( -x -d -x 'op' );
+ok( (-s -f 'TEST' > 1), "-s returns real size" );
+ok( -f -s 'TEST' == 1 );
+
+# now with an empty file
+my $tempfile = tempfile();
+open my $fh, ">", $tempfile;
+close $fh;
+ok( -f $tempfile );
+is( -s $tempfile, 0 );
+is( -f -s $tempfile, 0 );
+is( -s -f $tempfile, 0 );
+unlink $tempfile;
+
+# test that _ is a bareword after filetest operators
+
+-f 'TEST';
+ok( -f _ );
+sub _ { "this is not a file name" }
+ok( -f _ );
+
+my $over;
+{
+ package OverFtest;
+
+ use overload
+ fallback => 1,
+ -X => sub {
+ $over = [qq($_[0]), $_[1]];
+ "-$_[1]";
+ };
+}
+{
+ package OverString;
+
+ # No fallback. -X should fall back to string overload even without
+ # it.
+ use overload q/""/ => sub { $over = 1; "TEST" };
+}
+{
+ package OverBoth;
-print "not " unless -x 'op'; # Hohum. Are directories -x everywhere?
-print "ok 9\n";
+ use overload
+ q/""/ => sub { "TEST" },
+ -X => sub { "-$_[1]" };
+}
+{
+ package OverNeither;
+
+ # Need fallback. Previous versions of perl required 'fallback' to do
+ # -X operations on an object with no "" overload.
+ use overload
+ '+' => sub { 1 },
+ fallback => 1;
+}
-print "not " unless "@{[grep -r, qw(foo io noo op zoo)]}" eq "io op";
-print "ok 10\n";
+my $ft = bless [], "OverFtest";
+my $ftstr = qq($ft);
+my $str = bless [], "OverString";
+my $both = bless [], "OverBoth";
+my $neither = bless [], "OverNeither";
+my $nstr = qq($neither);
+
+open my $gv, "<", "TEST";
+bless $gv, "OverString";
+open my $io, "<", "TEST";
+$io = *{$io}{IO};
+bless $io, "OverString";
+
+my $fcntl_not_available;
+eval { require Fcntl } or $fcntl_not_available = 1;
+
+for my $op (split //, "rwxoRWXOezsfdlpSbctugkTMBAC") {
+ $over = [];
+ ok( my $rv = eval "-$op \$ft", "overloaded -$op succeeds" )
+ or diag( $@ );
+ is( $over->[0], $ftstr, "correct object for overloaded -$op" );
+ is( $over->[1], $op, "correct op for overloaded -$op" );
+ is( $rv, "-$op", "correct return value for overloaded -$op");
+
+ my ($exp, $is) = (1, "is");
+ if (
+ !$fcntl_not_available and (
+ $op eq "u" and not eval { Fcntl::S_ISUID() } or
+ $op eq "g" and not eval { Fcntl::S_ISGID() } or
+ $op eq "k" and not eval { Fcntl::S_ISVTX() }
+ )
+ ) {
+ ($exp, $is) = (0, "not");
+ }
+
+ $over = 0;
+ $rv = eval "-$op \$str";
+ ok( !$@, "-$op succeeds with string overloading" )
+ or diag( $@ );
+ is( $rv, eval "-$op 'TEST'", "correct -$op on string overload" );
+ is( $over, $exp, "string overload $is called for -$op" );
+
+ ($exp, $is) = $op eq "l" ? (1, "is") : (0, "not");
+
+ $over = 0;
+ eval "-$op \$gv";
+ is( $over, $exp, "string overload $is called for -$op on GLOB" );
+
+ # IO refs always get string overload called. This might be a bug.
+ $op eq "t" || $op eq "T" || $op eq "B"
+ and ($exp, $is) = (1, "is");
+
+ $over = 0;
+ eval "-$op \$io";
+ is( $over, $exp, "string overload $is called for -$op on IO");
+
+ $rv = eval "-$op \$both";
+ is( $rv, "-$op", "correct -$op on string/-X overload" );
+
+ $rv = eval "-$op \$neither";
+ ok( !$@, "-$op succeeds with random overloading" )
+ or diag( $@ );
+ is( $rv, eval "-$op \$nstr", "correct -$op with random overloading" );
+
+ is( eval "-r -$op \$ft", "-r", "stacked overloaded -$op" );
+ is( eval "-$op -r \$ft", "-$op", "overloaded stacked -$op" );
+}
projects / p5sagit/p5-mst-13.2.git / blobdiff