BEGIN {
chdir 't' if -d 't';
- @INC = '../lib';
require './test.pl';
+ set_up_inc(qw '../lib ../cpan/Perl-OSType/lib');
}
-use Config;
-plan(tests => 28 + 27*14);
+plan(tests => 58 + 27*14);
-ok( -d 'op' );
-ok( -f 'TEST' );
-ok( !-f 'op' );
-ok( !-d 'TEST' );
-ok( -r 'TEST' );
+if ($^O =~ /MSWin32|cygwin|msys/ && !is_miniperl) {
+ require Win32; # for IsAdminUser()
+}
+
+# Tests presume we are in t/op directory and that file 'TEST' is found
+# therein.
+is(-d 'op', 1, "-d: directory correctly identified");
+is(-f 'TEST', 1, "-f: plain file correctly identified");
+isnt(-f 'op', 1, "-f: directory is not a plain file");
+isnt(-d 'TEST', 1, "-d: plain file is not a directory");
+is(-r 'TEST', 1, "-r: file readable by effective uid/gid not found");
-# make sure TEST is r-x
-eval { chmod 0555, 'TEST' or die "chmod 0555, 'TEST' failed: $!" };
-chomp ($bad_chmod = $@);
+# Make a read only file. This happens to be empty, so we also use it later.
+my $ro_empty_file = tempfile();
-$oldeuid = $>; # root can read and write anything
-eval '$> = 1'; # so switch uid (may not be implemented)
+{
+ open my $fh, '>', $ro_empty_file or die "open $fh: $!";
+ close $fh or die "close $fh: $!";
+}
-print "# oldeuid = $oldeuid, euid = $>\n";
+chmod 0555, $ro_empty_file or die "chmod 0555, '$ro_empty_file' failed: $!";
SKIP: {
- if (!$Config{d_seteuid}) {
- skip('no seteuid');
- }
- elsif ($Config{config_args} =~/Dmksymlinks/) {
- skip('we cannot chmod symlinks');
- }
- elsif ($bad_chmod) {
- skip( $bad_chmod );
+ my $restore_root;
+ skip "Need Win32::IsAdminUser() on $^O", 1
+ if $^O =~ /MSWin32|cygwin|msys/ && is_miniperl();
+ my $Is_WinAdminUser = ($^O =~ /MSWin32|cygwin|msys/ and Win32::IsAdminUser()) ? 1 : 0;
+ # TODO: skip("On an ACL filesystem like $^O we cannot rely on -w via uid/gid");
+ # We have no filesystem check for ACL in core
+ if ($Is_WinAdminUser) {
+ skip("As Windows Administrator we cannot rely on -w via uid/gid");
}
- else {
- ok( !-w 'TEST' );
+ elsif ($> == 0) {
+ # root can read and write anything, so switch uid (may not be
+ # implemented)
+ eval '$> = 1';
+
+ skip("Can't drop root privs to test read-only files") if $> == 0;
+ note("Dropped root privs to test read-only files. \$> == $>");
+ ++$restore_root;
}
-}
-# Scripts are not -x everywhere so cannot test that.
+ isnt(-w $ro_empty_file, 1, "-w: file writable by effective uid/gid");
-eval '$> = $oldeuid'; # switch uid back (may not be implemented)
-
-# this would fail for the euid 1
-# (unless we have unpacked the source code as uid 1...)
-ok( -r 'op' );
-
-# this would fail for the euid 1
-# (unless we have unpacked the source code as uid 1...)
-SKIP: {
- if ($Config{d_seteuid}) {
- ok( -w 'op' );
- } else {
- skip('no seteuid');
+ if ($restore_root) {
+ # If the previous assignment to $> worked, so should this:
+ $> = 0;
+ note("Restored root privs after testing read-only files. \$> == $>");
}
}
-ok( -x 'op' ); # Hohum. Are directories -x everywhere?
+# these would fail for the euid 1
+# (unless we have unpacked the source code as uid 1...)
+is(-r 'op', 1, "-r: directory readable by effective uid/gid");
+is(-w 'op', 1, "-w: directory writable by effective uid/gid");
+is(-x 'op', 1, "-x: executable by effective uid/gid"); # Hohum. Are directories -x everywhere?
-is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op" );
+is( "@{[grep -r, qw(foo io noo op zoo)]}", "io op",
+ "-r: found directories readable by effective uid/gid" );
# Test stackability of filetest operators
-ok( defined( -f -d 'TEST' ) && ! -f -d _ );
-ok( !defined( -e 'zoo' ) );
-ok( !defined( -e -d 'zoo' ) );
-ok( !defined( -f -e 'zoo' ) );
-ok( -f -e 'TEST' );
-ok( -e -f 'TEST' );
-ok( defined(-d -e 'TEST') );
-ok( defined(-e -d 'TEST') );
-ok( ! -f -d 'op' );
-ok( -x -d -x 'op' );
-ok( (-s -f 'TEST' > 1), "-s returns real size" );
-ok( -f -s 'TEST' == 1 );
+is(defined( -f -d 'TEST' ), 1, "-f and -d stackable: plain file found");
+isnt(-f -d _, 1, "-f and -d stackable: no plain file found");
+isnt(defined( -e 'zoo' ), 1, "-e: file does not exist");
+isnt(defined( -e -d 'zoo' ), 1, "-e and -d: neither file nor directory exists");
+isnt(defined( -f -e 'zoo' ), 1, "-f and -e: not a plain file and does not exist");
+is(-f -e 'TEST', 1, "-f and -e: plain file and exists");
+is(-e -f 'TEST', 1, "-e and -f: exists and is plain file");
+is(defined(-d -e 'TEST'), 1, "-d and -e: file at least exists");
+is(defined(-e -d 'TEST'), 1, "-e and -d: file at least exists");
+isnt( -f -d 'op', 1, "-f and -d: directory found but is not a plain file");
+is(-x -d -x 'op', 1, "-x, -d and -x again: directory exists and is executable");
+my ($size) = (stat 'TEST')[7];
+cmp_ok($size, '>', 1, 'TEST is longer than 1 byte');
+is( (-s -f 'TEST'), $size, "-s returns real size" );
+is(-f -s 'TEST', 1, "-f and -s: plain file with non-zero size");
# 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;
+is(-f $ro_empty_file, 1, "-f: plain file found");
+is(-s $ro_empty_file, 0, "-s: file has 0 bytes");
+is(-f -s $ro_empty_file, 0, "-f and -s: plain file with 0 bytes");
+is(-s -f $ro_empty_file, 0, "-s and -f: file with 0 bytes is plain file");
+
+# stacked -l
+eval { -l -e "TEST" };
+like $@, qr/^The stat preceding -l _ wasn't an lstat at /,
+ 'stacked -l non-lstat error with warnings off';
+{
+ local $^W = 1;
+ eval { -l -e "TEST" };
+ like $@, qr/^The stat preceding -l _ wasn't an lstat at /,
+ 'stacked -l non-lstat error with warnings on';
+}
+# Make sure -l is using the previous stat buffer, and not using the previ-
+# ous op’s return value as a file name.
+# t/TEST can be a symlink under -Dmksymlinks, so use our temporary file.
+SKIP: {
+ use Perl::OSType 'os_type';
+ if (os_type ne 'Unix') { skip "Not Unix", 3 }
+ if ( $^O =~ /android/ ) {
+ # Even the most basic toolbox in android provides ln,
+ # but not which.
+ $ln = "ln";
+ }
+ else {
+ chomp(my $ln = `which ln`);
+ if ( ! -e $ln ) { skip "No ln" , 3 }
+ }
+ lstat $ro_empty_file;
+ `ln -s $ro_empty_file 1`;
+ isnt(-l -e _, 1, 'stacked -l uses previous stat, not previous retval');
+ unlink 1;
+
+ # Since we already have our skip block set up, we might as well put this
+ # test here, too:
+ # -l always treats a non-bareword argument as a file name
+ system 'ln', '-s', $ro_empty_file, \*foo;
+ local $^W = 1;
+ my @warnings;
+ local $SIG{__WARN__} = sub { push @warnings, @_ };
+ is(-l \*foo, 1, '-l \*foo is a file name');
+ ok($warnings[0] =~ /-l on filehandle foo/, 'warning for -l $handle');
+ unlink \*foo;
+}
+# More -l $handle warning tests
+{
+ local $^W = 1;
+ my @warnings;
+ local $SIG{__WARN__} = sub { push @warnings, @_ };
+ () = -l \*{"\x{3c6}oo"};
+ like($warnings[0], qr/-l on filehandle \x{3c6}oo/,
+ '-l $handle warning is utf8-clean');
+ () = -l *foo;
+ like($warnings[1], qr/-l on filehandle foo/,
+ '-l $handle warning occurs for globs, not just globrefs');
+ tell foo; # vivify the IO slot
+ () = -l *foo{IO};
+ # (element [3] because tell also warns)
+ like($warnings[3], qr/-l on filehandle at/,
+ '-l $handle warning occurs for iorefs as well');
+}
# test that _ is a bareword after filetest operators
-f 'TEST';
-ok( -f _ );
+is(-f _, 1, "_ is bareword after filetest operator");
sub _ { "this is not a file name" }
-ok( -f _ );
+is(-f _, 1, "_ is bareword after filetest operator");
my $over;
{
package OverFtest;
use overload
+ fallback => 1,
-X => sub {
- $over = [overload::StrVal($_[0]), $_[1]];
+ $over = [qq($_[0]), $_[1]];
"-$_[1]";
};
}
}
my $ft = bless [], "OverFtest";
-my $ftstr = overload::StrVal($ft);
+my $ftstr = qq($ft);
my $str = bless [], "OverString";
my $both = bless [], "OverBoth";
my $neither = bless [], "OverNeither";
-my $nstr = overload::StrVal($neither);
+my $nstr = qq($neither);
open my $gv, "<", "TEST";
bless $gv, "OverString";
$io = *{$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" )
+ my $rv = eval "-$op \$ft";
+ isnt( $rv, undef, "overloaded -$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");
+
$over = 0;
$rv = eval "-$op \$str";
- ok( !$@, "-$op succeeds with string overloading" )
- or diag( $@ );
+ is($@, "", "-$op succeeds with string overloading");
is( $rv, eval "-$op 'TEST'", "correct -$op on string overload" );
- is( $over, 1, "string overload called for -$op" );
+ is( $over, $exp, "string overload $is called for -$op" );
- my ($exp, $is) = $op eq "l" ? (1, "is") : (0, "not");
+ ($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");
is( $rv, "-$op", "correct -$op on string/-X overload" );
$rv = eval "-$op \$neither";
- ok( !$@, "-$op succeeds with random overloading" )
- or diag( $@ );
+ is($@, "", "-$op succeeds with random overloading");
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" );
}
+
+# -l stack corruption: this bug occurred from 5.8 to 5.14
+{
+ push my @foo, "bar", -l baz;
+ is $foo[0], "bar", '-l bareword does not corrupt the stack';
+}
+
+# -l and fatal warnings
+stat "test.pl";
+eval { use warnings FATAL => io; -l cradd };
+isnt(stat _, 1,
+ 'fatal warnings do not prevent -l HANDLE from setting stat status');
+
+# File test ops should not call get-magic on the topmost SV on the stack if
+# it belongs to another op.
+{
+ my $w;
+ sub oon::TIESCALAR{bless[],'oon'}
+ sub oon::FETCH{$w++}
+ tie my $t, 'oon';
+ push my @a, $t, -t;
+ is $w, 1, 'file test does not call FETCH on stack item not its own';
+}
+
+# -T and -B
+
+my $Perl = which_perl();
+
+SKIP: {
+ skip "no -T on filehandles", 8 unless eval { -T STDERR; 1 };
+
+ # Test that -T HANDLE sets the last stat type
+ -l "perl.c"; # last stat type is now lstat
+ -T STDERR; # should set it to stat, since -T does a stat
+ eval { -l _ }; # should die, because the last stat type is not lstat
+ like $@, qr/^The stat preceding -l _ wasn't an lstat at /,
+ '-T HANDLE sets the stat type';
+
+ # statgv should be cleared when freed
+ fresh_perl_is
+ 'open my $fh, "test.pl"; -r $fh; undef $fh; open my $fh2, '
+ . "q\0$Perl\0; print -B _",
+ '',
+ { switches => ['-l'] },
+ 'PL_statgv should not point to freed-and-reused SV';
+
+ # or coerced into a non-glob
+ fresh_perl_is
+ 'open Fh, "test.pl"; -r($h{i} = *Fh); $h{i} = 3; undef %h;'
+ . 'open my $fh2, ' . "q\0" . which_perl() . "\0; print -B _",
+ '',
+ { switches => ['-l'] },
+ 'PL_statgv should not point to coerced-freed-and-reused GV';
+
+ # -T _ should work after stat $ioref
+ open my $fh, 'test.pl';
+ stat $Perl; # a binary file
+ stat *$fh{IO};
+ is(-T _, 1, '-T _ works after stat $ioref');
+
+ # and after -r $ioref
+ -r *$fh{IO};
+ is(-T _, 1, '-T _ works after -r $ioref');
+
+ # -T _ on closed filehandle should still reset stat info
+ stat $fh;
+ close $fh;
+ -T _;
+ isnt(stat _, 1, '-T _ on closed filehandle resets stat info');
+
+ lstat "test.pl";
+ -T $fh; # closed
+ eval { lstat _ };
+ like $@, qr/^The stat preceding lstat\(\) wasn't an lstat at /,
+ '-T on closed handle resets last stat type';
+
+ # Fatal warnings should not affect the setting of errno.
+ $! = 7;
+ -T cradd;
+ my $errno = $!;
+ $! = 7;
+ eval { use warnings FATAL => unopened; -T cradd };
+ my $errno2 = $!;
+ is $errno2, $errno,
+ 'fatal warnings do not affect errno after -T BADHADNLE';
+}
+
+is runperl(prog => '-T _', switches => ['-w'], stderr => 1), "",
+ 'no uninit warnings from -T with no preceding stat';
+
+SKIP: {
+ my $rand_file_name = 'filetest-' . rand =~ y/.//dr;
+ if (-e $rand_file_name) { skip "File $rand_file_name exists", 1 }
+ stat 'test.pl';
+ -T $rand_file_name;
+ isnt(stat _, 1, '-T "nonexistent" resets stat success status');
+}
+
+# Unsuccessful filetests on filehandles should leave stat buffers in the
+# same state whether fatal warnings are on or off.
+{
+ stat "test.pl";
+ # This GV has no IO
+ -r *phlon;
+ my $failed_stat1 = stat _;
+
+ stat "test.pl";
+ eval { use warnings FATAL => unopened; -r *phlon };
+ my $failed_stat2 = stat _;
+
+ is $failed_stat2, $failed_stat1,
+ 'failed -r($gv_without_io) with and w/out fatal warnings';
+
+ stat "test.pl";
+ -r cength; # at compile time autovivifies IO, but with no fp
+ $failed_stat1 = stat _;
+
+ stat "test.pl";
+ eval { use warnings FATAL => unopened; -r cength };
+ $failed_stat2 = stat _;
+
+ is $failed_stat2, $failed_stat1,
+ 'failed -r($gv_with_io_but_no_fp) with and w/out fatal warnings';
+}
+
+{
+ # [perl #131895] stat() doesn't fail on filenames containing \0 / NUL
+ ok(!-T "TEST\0-", '-T on name with \0');
+ ok(!-B "TEST\0-", '-B on name with \0');
+ ok(!-f "TEST\0-", '-f on name with \0');
+ ok(!-r "TEST\0-", '-r on name with \0');
+}
+
+{
+ # github #18293
+ "" =~ /(.*)/;
+ my $x = $1; # call magic on $1, setting the pv to ""
+ "test.pl" =~ /(.*)/;
+ ok(-f -r $1, "stacked handles on a name with magic");
+}