#!./perl -w
# Tests for the command-line switches:
# -0, -c, -l, -s, -m, -M, -V, -v, -h, -i, -E and all unknown
# Some switches have their own tests, see MANIFEST.
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require Config; import Config;
}
BEGIN { require "./test.pl"; require "./loc_tools.pl"; }
plan(tests => 137);
use Config;
# due to a bug in VMS's piping which makes it impossible for runperl()
# to emulate echo -n (ie. stdin always winds up with a newline), these
# tests almost totally fail.
$TODO = "runperl() unable to emulate echo -n due to pipe bug" if $^O eq 'VMS';
my $r;
my @tmpfiles = ();
END { unlink_all @tmpfiles }
# Tests for -0
$r = runperl(
switches => [ '-0', ],
stdin => 'foo\0bar\0baz\0',
prog => 'print qq(<$_>) while <>',
);
is( $r, "<foo\0><bar\0><baz\0>", "-0" );
$r = runperl(
switches => [ '-l', '-0', '-p' ],
stdin => 'foo\0bar\0baz\0',
prog => '1',
);
is( $r, "foo\nbar\nbaz\n", "-0 after a -l" );
$r = runperl(
switches => [ '-0', '-l', '-p' ],
stdin => 'foo\0bar\0baz\0',
prog => '1',
);
is( $r, "foo\0bar\0baz\0", "-0 before a -l" );
$r = runperl(
switches => [ sprintf("-0%o", ord 'x') ],
stdin => 'fooxbarxbazx',
prog => 'print qq(<$_>) while <>',
);
is( $r, "<foox><barx><bazx>", "-0 with octal number" );
$r = runperl(
switches => [ '-00', '-p' ],
stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n',
prog => 's/\n/-/g;$_.=q(/)',
);
is( $r, 'abc-def--/ghi-jkl-mno--/pq-/', '-00 (paragraph mode)' );
$r = runperl(
switches => [ '-0777', '-p' ],
stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n',
prog => 's/\n/-/g;$_.=q(/)',
);
is( $r, 'abc-def--ghi-jkl-mno--pq-/', '-0777 (slurp mode)' );
$r = runperl(
switches => [ '-066' ],
prog => 'BEGIN { print qq{($/)} } print qq{[$/]}',
);
is( $r, "(\066)[\066]", '$/ set at compile-time' );
# Tests for -c
my $filename = tempfile();
SKIP: {
local $TODO = ''; # this one works on VMS
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
BEGIN { print "block 1\n"; }
CHECK { print "block 2\n"; }
INIT { print "block 3\n"; }
print "block 4\n";
END { print "block 5\n"; }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
switches => [ '-c' ],
progfile => $filename,
stderr => 1,
);
# Because of the stderr redirection, we can't tell reliably the order
# in which the output is given
ok(
$r =~ /$filename syntax OK/
&& $r =~ /\bblock 1\b/
&& $r =~ /\bblock 2\b/
&& $r !~ /\bblock 3\b/
&& $r !~ /\bblock 4\b/
&& $r !~ /\bblock 5\b/,
'-c'
);
}
SKIP: {
skip 'locales not available', 1 unless locales_enabled('LC_ALL');
my $tempdir = tempfile;
mkdir $tempdir, 0700 or die "Can't mkdir '$tempdir': $!";
local $ENV{'LC_ALL'} = 'C'; # Keep the test simple: expect English
local $ENV{LANGUAGE} = 'C';
setlocale(LC_ALL, "C");
# Win32 won't let us open the directory, so we never get to die with
# EISDIR, which happens after open.
require Errno;
import Errno qw(EACCES EISDIR);
my $error = do {
local $! = $^O eq 'MSWin32' ? &EACCES : &EISDIR; "$!"
};
like(
runperl( switches => [ '-c' ], args => [ $tempdir ], stderr => 1),
qr/Can't open perl script.*$tempdir.*\Q$error/s,
"RT \#61362: Cannot syntax-check a directory"
);
rmdir $tempdir or die "Can't rmdir '$tempdir': $!";
}
# Tests for -l
$r = runperl(
switches => [ sprintf("-l%o", ord 'x') ],
prog => 'print for qw/foo bar/'
);
is( $r, 'fooxbarx', '-l with octal number' );
# Tests for -s
$r = runperl(
switches => [ '-s' ],
prog => 'for (qw/abc def ghi/) {print defined $$_ ? $$_ : q(-)}',
args => [ '--', '-abc=2', '-def', ],
);
is( $r, '21-', '-s switch parsing' );
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -s
BEGIN { print $x,$y; exit }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
args => [ '-x=foo -y' ],
);
is( $r, 'foo1', '-s on the shebang line' );
}
# Bug ID 20011106.084 (#7876)
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -sn
BEGIN { print $x; exit }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
args => [ '-x=foo' ],
);
is( $r, 'foo', '-sn on the shebang line' );
}
# Tests for -m and -M
my $package = tempfile();
$filename = "$package.pm";
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!",4 );
print $f <<"SWTESTPM";
package $package;
sub import { print map "<\$_>", \@_ }
1;
SWTESTPM
close $f or die "Could not close: $!";
$r = runperl(
switches => [ "-I.", "-M$package" ],
prog => '1',
);
is( $r, "<$package>", '-M' );
$r = runperl(
switches => [ "-I.", "-M$package=foo" ],
prog => '1',
);
is( $r, "<$package><foo>", '-M with import parameter' );
$r = runperl(
switches => [ "-m$package" ],
prog => '1',
);
{
local $TODO = ''; # this one works on VMS
is( $r, '', '-m' );
}
$r = runperl(
switches => [ "-I.", "-m$package=foo,bar" ],
prog => '1',
);
is( $r, "<$package><foo><bar>", '-m with import parameters' );
push @tmpfiles, $filename;
{
local $TODO = ''; # these work on VMS
is( runperl( switches => [ '-MTie::Hash' ], stderr => 1, prog => 1 ),
'', "-MFoo::Bar allowed" );
like( runperl( switches => [ "-M:$package" ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -M option\b/,
"-M:Foo not allowed" );
like( runperl( switches => [ '-mA:B:C' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -m option\b/,
"-mFoo:Bar not allowed" );
like( runperl( switches => [ '-m-A:B:C' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -m option\b/,
"-m-Foo:Bar not allowed" );
like( runperl( switches => [ '-m-' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Module name required with -m option\b/,
"-m- not allowed" );
like( runperl( switches => [ '-M-=' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Module name required with -M option\b/,
"-M- not allowed" );
} # disable TODO on VMS
}
is runperl(stderr => 1, prog => '#!perl -m'),
qq 'Too late for "-m" option at -e line 1.\n', '#!perl -m';
is runperl(stderr => 1, prog => '#!perl -M'),
qq 'Too late for "-M" option at -e line 1.\n', '#!perl -M';
# Tests for -V
{
local $TODO = ''; # these ones should work on VMS
# basic perl -V should generate significant output.
# we don't test actual format too much since it could change
like( runperl( switches => ['-V'] ), qr/(\n.*){20}/,
'-V generates 20+ lines' );
like( runperl( switches => ['-V'] ),
qr/\ASummary of my perl5 .*configuration:/,
'-V looks okay' );
# lookup a known config var
chomp( $r=runperl( switches => ['-V:osname'] ) );
is( $r, "osname='$^O';", 'perl -V:osname');
# lookup a nonexistent var
chomp( $r=runperl( switches => ['-V:this_var_makes_switches_test_fail'] ) );
is( $r, "this_var_makes_switches_test_fail='UNKNOWN';",
'perl -V:unknown var');
# regexp lookup
# platforms that don't like this quoting can either skip this test
# or fix test.pl _quote_args
$r = runperl( switches => ['"-V:i\D+size"'] );
# should be unlike( $r, qr/^$|not found|UNKNOWN/ );
like( $r, qr/^(?!.*(not found|UNKNOWN))./, 'perl -V:re got a result' );
# make sure each line we got matches the re
ok( !( grep !/^i\D+size=/, split /^/, $r ), '-V:re correct' );
}
# Tests for -v
{
local $TODO = ''; # these ones should work on VMS
# There may be build configs where this test will fail; DG/UX was one,
# but we no longer support it. Maybe we should remove these special cases?
SKIP:
{
skip "Win32 miniperl produces a default archname in -v", 1
if $^O eq 'MSWin32' && is_miniperl;
my $v = sprintf "%vd", $^V;
my $ver = $Config{PERL_VERSION};
my $rel = $Config{PERL_SUBVERSION};
like( runperl( switches => ['-v'] ),
qr/This is perl 5, version \Q$ver\E, subversion \Q$rel\E \(v\Q$v\E(?:[-*\w]+| \([^)]+\))?\) built for \Q$Config{archname}\E.+Copyright.+Larry Wall.+Artistic License.+GNU General Public License/s,
'-v looks okay' );
}
}
# Tests for -h
{
local $TODO = ''; # these ones should work on VMS
like( runperl( switches => ['-h'] ),
qr/Usage: .+(?i:perl(?:$Config{_exe})?).+switches.+programfile.+arguments/,
'-h looks okay' );
}
# Tests for switches which do not exist
foreach my $switch (split //, "ABbGgHJjKkLNOoPQqRrYyZz123456789_")
{
local $TODO = ''; # these ones should work on VMS
like( runperl( switches => ["-$switch"], stderr => 1,
prog => 'die q{oops}' ),
qr/\QUnrecognized switch: -$switch (-h will show valid options)./,
"-$switch correctly unknown" );
# [perl #104288]
like( runperl( stderr => 1, prog => "#!perl -$switch" ),
qr/^Unrecognized switch: -$switch \(-h will show valid (?x:
)options\) at -e line 1\./,
"-$switch unrecognised on #! line" );
}
# Tests for unshebangable switches
for (qw( e f x E S V )) {
$r = runperl(
stderr => 1,
prog => "#!perl -$_",
);
is $r, "Can't emulate -$_ on #! line at -e line 1.\n","-$_ on #! line";
}
# Tests for -i
SKIP:
{
local $TODO = ''; # these ones should work on VMS
sub do_i_unlink { unlink_all("tmpswitches", "tmpswitches.bak") }
open(FILE, ">tmpswitches") or die "$0: Failed to create 'tmpswitches': $!";
my $yada = <<__EOF__;
foo yada dada
bada foo bing
king kong foo
__EOF__
print FILE $yada;
close FILE;
END { do_i_unlink() }
runperl( switches => ['-pi.bak'], prog => 's/foo/bar/', args => ['tmpswitches'] );
open(FILE, "tmpswitches") or die "$0: Failed to open 'tmpswitches': $!";
chomp(my @file = <FILE>);
close FILE;
open(BAK, "tmpswitches.bak") or die "$0: Failed to open 'tmpswitches.bak': $!";
chomp(my @bak = <BAK>);
close BAK;
is(join(":", @file),
"bar yada dada:bada bar bing:king kong bar",
"-i new file");
is(join(":", @bak),
"foo yada dada:bada foo bing:king kong foo",
"-i backup file");
my $out1 = runperl(
switches => ['-i.bak -p'],
prog => 'exit',
stderr => 1,
stdin => "1\n",
);
is(
$out1,
"-i used with no filenames on the command line, reading from STDIN.\n",
"warning when no files given"
);
my $out2 = runperl(
switches => ['-i.bak -p'],
prog => 'exit',
stderr => 1,
stdin => "1\n",
args => ['tmpswitches'],
);
is($out2, "", "no warning when files given");
open my $f, ">", "tmpswitches" or die "$0: failed to create 'tmpswitches': $!";
print $f "foo\nbar\n";
close $f;
# a backup extension is no longer required on any platform
my $out3 = runperl(
switches => [ '-i', '-p' ],
prog => 's/foo/quux/',
stderr => 1,
args => [ 'tmpswitches' ],
);
is($out3, "", "no warnings/errors without backup extension");
open $f, "<", "tmpswitches" or die "$0: cannot open 'tmpswitches': $!";
chomp(my @out4 = <$f>);
close $f;
is(join(":", @out4), "quux:bar", "correct output without backup extension");
eval { require File::Spec; 1 }
or skip "Cannot load File::Spec - miniperl?", 20;
-d "tmpinplace" or mkdir("tmpinplace")
or die "Cannot mkdir 'tmpinplace': $!";
my $work = File::Spec->catfile("tmpinplace", "foo");
# exit or die should leave original content in file
for my $inplace (qw/-i -i.bak/) {
for my $prog (qw/die exit/) {
open my $fh, ">", $work or die "$0: failed to open '$work': $!";
print $fh $yada;
close $fh or die "Failed to close: $!";
my $out = runperl (
switches => [ $inplace, '-n' ],
prog => "print q(foo\n); $prog",
stderr => 1,
args => [ $work ],
);
open my $in, "<", $work or die "$0: failed to open '$work': $!";
my $data = do { local $/; <$in> };
close $in;
is ($data, $yada, "check original content still in file");
unlink $work;
}
}
# test that path parsing is correct
open $f, ">", $work or die "Cannot create $work: $!";
print $f "foo\nbar\n";
close $f;
my $out4 = runperl
(
switches => [ "-i", "-p" ],
prog => 's/foo/bar/',
stderr => 1,
args => [ $work ],
);
is ($out4, "", "no errors or warnings");
open $f, "<", $work or die "Cannot open $work: $!";
chomp(my @file4 = <$f>);
close $f;
is(join(":", @file4), "bar:bar", "check output");
SKIP:
{
# this needs to match how ARGV_USE_ATFUNCTIONS is defined in doio.c
skip "Not enough *at functions", 3
unless $Config{d_unlinkat} && $Config{d_renameat} && $Config{d_fchmodat}
&& ($Config{d_dirfd} || $Config{d_dir_dd_fd})
&& $Config{d_linkat}
&& $Config{ccflags} !~ /-DNO_USE_ATFUNCTIONS\b/;
my ($osvers) = ($Config{osvers} =~ /^(\d+(?:\.\d+)?)/);
skip "NetBSD 6 libc defines at functions, but they're incomplete", 3
if $^O eq "netbsd" && $osvers < 7;
fresh_perl_is(<<'CODE', "ok\n", { },
@ARGV = ("tmpinplace/foo");
$^I = "";
while (<>) {
chdir "..";
print "xx\n";
}
print "ok\n";
CODE
"chdir while in-place editing");
ok(open(my $fh, "<", $work), "open out file");
is(scalar <$fh>, "xx\n", "file successfully saved after chdir");
close $fh;
}
SKIP:
{
skip "Need threads and full perl", 3
if !$Config{useithreads} || is_miniperl();
fresh_perl_is(<<'CODE', "ok\n", { stderr => 1 },
use threads;
use strict;
@ARGV = ("tmpinplace/foo");
$^I = "";
while (<>) {
threads->create(sub { })->join;
print "yy\n";
}
print "ok\n";
CODE
"threads while in-place editing");
ok(open(my $fh, "<", $work), "open out file");
is(scalar <$fh>, "yy\n", "file successfully saved after chdir");
close $fh;
}
SKIP:
{
skip "Need fork", 3 if !$Config{d_fork};
open my $fh, ">", $work
or die "Cannot open $work: $!";
# we want only a single line for this test, otherwise
# it attempts to close the file twice
print $fh "foo\n";
close $fh or die "Cannot close $work: $!";
fresh_perl_is(<<'CODE', "ok\n", { stderr => 1 },
use strict;
@ARGV = ("tmpinplace/foo");
$^I = "";
while (<>) {
my $pid = fork;
if (defined $pid && !$pid) {
# child
close ARGVOUT or die "Cannot close in child\n"; # this shouldn't do ARGVOUT magic
exit 0;
}
wait;
print "yy\n";
close ARGVOUT or die "Cannot close in parent\n"; # this should
}
print "ok\n";
CODE
"fork while in-place editing");
ok(open($fh, "<", $work), "open out file");
is(scalar <$fh>, "yy\n", "file successfully saved after fork");
close $fh;
}
{
# test we handle the rename to the backup failing
if ($^O eq 'VMS') {
# make it fail by creating a .bak file with a version than which no higher can be created
# can't make a directory because foo.bak and foo^.bak.DIR do not conflict.
open my $fh, '>', "$work.bak;32767" or die "Cannot make mask backup file: $!";
close $fh or die "Failed to close: $!";
}
else {
# make it fail by creating a directory of the backup name
mkdir "$work.bak" or die "Cannot make mask backup directory: $!";
}
fresh_perl_like(<<'CODE', qr/Can't rename/, { stderr => 1 }, "fail backup rename");
@ARGV = ("tmpinplace/foo");
$^I = ".bak";
while (<>) {
print;
}
print "ok\n";
CODE
if ($^O eq 'VMS') {
1 while unlink "$work.bak";
}
else {
rmdir "$work.bak" or die "Cannot remove mask backup directory: $!";
}
}
{
# test with absolute paths, this was failing on FreeBSD 11ish due
# to a bug in renameat()
my $abs_work = File::Spec->rel2abs($work);
fresh_perl_is(<<'CODE', "",
while (<>) {
print;
}
CODE
{ stderr => 1, args => [ $abs_work ], switches => [ "-i" ] },
"abs paths");
}
# we now use temp files for in-place editing, make sure we didn't leave
# any behind in the above test
opendir my $d, "tmpinplace" or die "Cannot opendir tmpinplace: $!";
my @names = grep !/^\.\.?$/ && $_ ne 'foo' && $_ ne 'foo.', readdir $d;
closedir $d;
is(scalar(@names), 0, "no extra files")
or diag "Found @names, expected none";
# the following tests might leave work files behind
# this test can leave the work file in the directory, since making
# the directory non-writable also prevents removing the work file
SKIP:
{
# test we handle the rename of the work to the original failing
# make it fail by removing write perms from the directory
# but first check that doesn't prevent writing
chmod 0500, "tmpinplace";
my $check = File::Spec->catfile("tmpinplace", "check");
my $canwrite = open my $fh, ">", $check;
unlink $check;
chmod 0700, "tmpinplace" or die "Cannot make tmpinplace writable again: $!";
skip "Cannot make tmpinplace read only", 1
if $canwrite;
fresh_perl_like(<<'CODE', qr/failed to rename/, { stderr => 1 }, "fail final rename");
@ARGV = ("tmpinplace/foo");
$^I = "";
while (<>) {
chmod 0500, "tmpinplace";
print;
}
print "ok\n";
CODE
chmod 0700, "tmpinplace" or die "Cannot make tmpinplace writable again: $!";
}
SKIP:
{
# this needs to reverse match how ARGV_USE_ATFUNCTIONS is defined in doio.c
skip "Testing without *at functions", 1
if $Config{d_unlinkat} && $Config{d_renameat} && $Config{d_fchmodat}
&& ($Config{d_dirfd} || $Config{d_dir_dd_fd})
&& $Config{d_linkat}
&& $Config{ccflags} !~ /-DNO_USE_ATFUNCTIONS\b/;
fresh_perl_like(<<'CODE', qr/^Cannot complete in-place edit of tmpinplace\/foo: .* - line 5, <> line \d+\./, { },
@ARGV = ("tmpinplace/foo");
$^I = "";
while (<>) {
chdir "..";
print "xx\n";
}
print "ok\n";
CODE
"chdir while in-place editing (no at-functions)");
}
unlink $work;
opendir $d, "tmpinplace" or die "Cannot opendir tmpinplace: $!";
@names = grep !/^\.\.?$/ && !/foo$/aai, readdir $d;
closedir $d;
# clean up in case the above failed
unlink map File::Spec->catfile("tmpinplace", $_), @names;
rmdir "tmpinplace";
}
# Tests for -E
$TODO = ''; # the -E tests work on VMS
$r = runperl(
switches => [ '-E', '"say q(Hello, world!)"']
);
is( $r, "Hello, world!\n", "-E say" );
$r = runperl(
switches => [ '-E', '"no warnings q{experimental::smartmatch}; undef ~~ undef and say q(Hello, world!)"']
);
is( $r, "Hello, world!\n", "-E ~~" );
$r = runperl(
switches => [ '-E', '"no warnings q{experimental::smartmatch}; given(undef) {when(undef) { say q(Hello, world!)"}}']
);
is( $r, "Hello, world!\n", "-E given" );
$r = runperl(
switches => [ '-nE', q("} END { say q/affe/") ],
stdin => 'zomtek',
);
is( $r, "affe\n", '-E works outside of the block created by -n' );
$r = runperl(
switches => [ '-E', q("*{'bar'} = sub{}; print 'Hello, world!',qq|\n|;")]
);
is( $r, "Hello, world!\n", "-E does not enable strictures" );
# RT #30660
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -w -iok
print "$^I\n";
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
);
like( $r, qr/ok/, 'Spaces on the #! line (#30660)' );
}