[perl5.git] / t / op / lex_assign.t

#!./perl

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
}

$| = 1;
umask 0;
$xref = \ "";
$runme = $^X;
@a = (1..5);
%h = (1..6);
$aref = \@a;
$href = \%h;
open OP, qq{$runme -le "print 'aaa Ok ok' for 1..100"|};
$chopit = 'aaaaaa';
@chopar = (113 .. 119);
$posstr = '123456';
$cstr = 'aBcD.eF';
pos $posstr = 3;
$nn = $n = 2;
sub subb {"in s"}

@INPUT = <DATA>;
@simple_input = grep /^\s*\w+\s*\$\w+\s*[#\n]/, @INPUT;
print "1..", (11 + @INPUT + @simple_input), "\n";
$ord = 0;

sub wrn {"@_"}

# Check correct optimization of ucfirst etc
$ord++;
my $a = "AB";
my $b = "\u\L$a";
print "not " unless $b eq 'Ab';
print "ok $ord\n";

# Check correct destruction of objects:
my $dc = 0;
sub A::DESTROY {$dc += 1}
$a=8;
my $b;
{ my $c = 6; $b = bless \$c, "A"}

$ord++;
print "not " unless $dc == 0;
print "ok $ord\n";

$b = $a+5;

$ord++;
print "not " unless $dc == 1;
print "ok $ord\n";

$ord++;
my $xxx = 'b';
$xxx = 'c' . ($xxx || 'e');
print "not " unless $xxx eq 'cb';
print "ok $ord\n";

{				# Check calling STORE
  my $sc = 0;
  sub B::TIESCALAR {bless [11], 'B'}
  sub B::FETCH { -(shift->[0]) }
  sub B::STORE { $sc++; my $o = shift; $o->[0] = 17 + shift }

  my $m;
  tie $m, 'B';
  $m = 100;

  $ord++;
  print "not " unless $sc == 1;
  print "ok $ord\n";

  my $t = 11;
  $m = $t + 89;
  
  $ord++;
  print "not " unless $sc == 2;
  print "ok $ord\n";

  $ord++;
  print "# $m\nnot " unless $m == -117;
  print "ok $ord\n";

  $m += $t;

  $ord++;
  print "not " unless $sc == 3;
  print "ok $ord\n";

  $ord++;
  print "# $m\nnot " unless $m == 89;
  print "ok $ord\n";

}

# Chains of assignments

my ($l1, $l2, $l3, $l4);
my $zzzz = 12;
$zzz1 = $l1 = $l2 = $zzz2 = $l3 = $l4 = 1 + $zzzz;

$ord++;
print "# $zzz1 = $l1 = $l2 = $zzz2 = $l3 = $l4 = 13\nnot "
  unless $zzz1 == 13 and $zzz2 == 13 and $l1 == 13
  and $l2 == 13 and $l3 == 13 and $l4 == 13;
print "ok $ord\n";

for (@INPUT) {
  $ord++;
  ($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
  $comment = $op unless defined $comment;
  chomp;
  $op = "$op==$op" unless $op =~ /==/;
  ($op, $expectop) = $op =~ /(.*)==(.*)/;
  
  $skip = ($op =~ /^'\?\?\?'/ or $comment =~ /skip\(.*\Q$^O\E.*\)/i)
	  ? "skip" : "# '$_'\nnot";
  $integer = ($comment =~ /^i_/) ? "use integer" : '' ;
  (print "#skipping $comment:\nok $ord\n"), next if $skip eq 'skip';
  
  eval <<EOE;
  local \$SIG{__WARN__} = \\&wrn;
  my \$a = 'fake';
  $integer;
  \$a = $op;
  \$b = $expectop;
  if (\$a ne \$b) {
    print "# \$comment: got `\$a', expected `\$b'\n";
    print "\$skip " if \$a ne \$b or \$skip eq 'skip';
  }
  print "ok \$ord\\n";
EOE
  if ($@) {
    if ($@ =~ /is unimplemented/) {
      print "# skipping $comment: unimplemented:\nok $ord\n";
    } else {
      warn $@;
      print "# '$_'\nnot ok $ord\n";
    }
  }
}

for (@simple_input) {
  $ord++;
  ($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
  $comment = $op unless defined $comment;
  chomp;
  ($operator, $variable) = /^\s*(\w+)\s*\$(\w+)/ or warn "misprocessed '$_'\n";
  eval <<EOE;
  local \$SIG{__WARN__} = \\&wrn;
  my \$$variable = "Ac# Ca\\nxxx";
  \$$variable = $operator \$$variable;
  \$toself = \$$variable;
  \$direct = $operator "Ac# Ca\\nxxx";
  print "# \\\$$variable = $operator \\\$$variable\\nnot "
    unless \$toself eq \$direct;
  print "ok \$ord\\n";
EOE
  if ($@) {
    if ($@ =~ /is unimplemented/) {
      print "# skipping $comment: unimplemented:\nok $ord\n";
    } elsif ($@ =~ /Can't (modify|take log of 0)/) {
      print "# skipping $comment: syntax not good for selfassign:\nok $ord\n";
    } else {
      warn $@;
      print "# '$_'\nnot ok $ord\n";
    }
  }
}

$ord++;
eval {
    sub PVBM () { 'foo' }
    index 'foo', PVBM;
    my $x = PVBM;

    my $str = 'foo';
    my $pvlv = \substr $str, 0, 1;
    $x = $pvlv;

    1;
};
if ($@) {
    warn "# $@";
    print 'not ';
}
print "ok $ord\n";

__END__
ref $xref			# ref
ref $cstr			# ref nonref
`$runme -e "print qq[1\\n]"`				# backtick skip(MSWin32)
`$undefed`			# backtick undef skip(MSWin32)
<*>				# glob
<OP>				# readline
'faked'				# rcatline
(@z = (1 .. 3))			# aassign
chop $chopit			# chop
(chop (@x=@chopar))		# schop
chomp $chopit			# chomp
(chop (@x=@chopar))		# schomp
pos $posstr			# pos
pos $chopit			# pos returns undef
$nn++==2			# postinc
$nn++==3			# i_postinc
$nn--==4			# postdec
$nn--==3			# i_postdec
$n ** $n			# pow
$n * $n				# multiply
$n * $n				# i_multiply
$n / $n				# divide
$n / $n				# i_divide
$n % $n				# modulo
$n % $n				# i_modulo
$n x $n				# repeat
$n + $n				# add
$n + $n				# i_add
$n - $n				# subtract
$n - $n				# i_subtract
$n . $n				# concat
$n . $a=='2fake'		# concat with self
"3$a"=='3fake'			# concat with self in stringify
"$n"				# stringify
$n << $n			# left_shift
$n >> $n			# right_shift
$n <=> $n			# ncmp
$n <=> $n			# i_ncmp
$n cmp $n			# scmp
$n & $n				# bit_and
$n ^ $n				# bit_xor
$n | $n				# bit_or
-$n				# negate
-$n				# i_negate
~$n				# complement
atan2 $n,$n			# atan2
sin $n				# sin
cos $n				# cos
'???'				# rand
exp $n				# exp
log $n				# log
sqrt $n				# sqrt
int $n				# int
hex $n				# hex
oct $n				# oct
abs $n				# abs
length $posstr			# length
substr $posstr, 2, 2		# substr
vec("abc",2,8)			# vec
index $posstr, 2		# index
rindex $posstr, 2		# rindex
sprintf "%i%i", $n, $n		# sprintf
ord $n				# ord
chr $n				# chr
crypt $n, $n			# crypt
ucfirst ($cstr . "a")		# ucfirst padtmp
ucfirst $cstr			# ucfirst
lcfirst $cstr			# lcfirst
uc $cstr			# uc
lc $cstr			# lc
quotemeta $cstr			# quotemeta
@$aref				# rv2av
@$undefed			# rv2av undef
(each %h) % 2 == 1		# each
values %h			# values
keys %h				# keys
%$href				# rv2hv
pack "C2", $n,$n		# pack
split /a/, "abad"		# split
join "a"; @a			# join
push @a,3==6			# push
unshift @aaa			# unshift
reverse	@a			# reverse
reverse	$cstr			# reverse - scal
grep $_, 1,0,2,0,3		# grepwhile
map "x$_", 1,0,2,0,3		# mapwhile
subb()				# entersub
caller				# caller
warn "ignore this\n"		# warn
'faked'				# die
open BLAH, "<non-existent"	# open
fileno STDERR			# fileno
umask 0				# umask
select STDOUT			# sselect
select undef,undef,undef,0	# select
getc OP				# getc
'???'				# read
'???'				# sysread
'???'				# syswrite
'???'				# send
'???'				# recv
'???'				# tell
'???'				# fcntl
'???'				# ioctl
'???'				# flock
'???'				# accept
'???'				# shutdown
'???'				# ftsize
'???'				# ftmtime
'???'				# ftatime
'???'				# ftctime
chdir 'non-existent'		# chdir
'???'				# chown
'???'				# chroot
unlink 'non-existent'		# unlink
chmod 'non-existent'		# chmod
utime 'non-existent'		# utime
rename 'non-existent', 'non-existent1'	# rename
link 'non-existent', 'non-existent1' # link
'???'				# symlink
readlink 'non-existent', 'non-existent1' # readlink
'???'				# mkdir
'???'				# rmdir
'???'				# telldir
'???'				# fork
'???'				# wait
'???'				# waitpid
system "$runme -e 0"		# system skip(VMS)
'???'				# exec
'???'				# kill
getppid				# getppid
getpgrp				# getpgrp
'???'				# setpgrp
getpriority $$, $$		# getpriority
'???'				# setpriority
time				# time
localtime $^T			# localtime
gmtime $^T			# gmtime
'???'				# sleep: can randomly fail
'???'				# alarm
'???'				# shmget
'???'				# shmctl
'???'				# shmread
'???'				# shmwrite
'???'				# msgget
'???'				# msgctl
'???'				# msgsnd
'???'				# msgrcv
'???'				# semget
'???'				# semctl
'???'				# semop
'???'				# getlogin
'???'				# syscall
Commit	Line	Data
317982ac IZ	1	#!./perl
	2
	3	BEGIN {
	4	chdir 't' if -d 't';
20822f61	5	@INC = '../lib';
317982ac IZ	6	}
317982ac IZ	7
0ecd3ba2	8	$\| = 1;
317982ac IZ	9	umask 0;
317982ac IZ	10	$xref = \ "";
16ed4686	11	$runme = $^X;
317982ac IZ	12	@a = (1..5);
	13	%h = (1..6);
	14	$aref = \@a;
	15	$href = \%h;
562a7b0c	16	open OP, qq{$runme -le "print 'aaa Ok ok' for 1..100"\|};
317982ac IZ	17	$chopit = 'aaaaaa';
	18	@chopar = (113 .. 119);
	19	$posstr = '123456';
	20	$cstr = 'aBcD.eF';
	21	pos $posstr = 3;
	22	$nn = $n = 2;
	23	sub subb {"in s"}
	24
	25	@INPUT = <DATA>;
3dbf192b	26	@simple_input = grep /^\s\w+\s\$\w+\s*[#\n]/, @INPUT;
fdc5b023	27	print "1..", (11 + @INPUT + @simple_input), "\n";
317982ac IZ	28	$ord = 0;
	29
	30	sub wrn {"@_"}
	31
ed7ab888 GS	32	# Check correct optimization of ucfirst etc
	33	$ord++;
	34	my $a = "AB";
	35	my $b = "\u\L$a";
	36	print "not " unless $b eq 'Ab';
	37	print "ok $ord\n";
	38
	39	# Check correct destruction of objects:
	40	my $dc = 0;
	41	sub A::DESTROY {$dc += 1}
	42	$a=8;
	43	my $b;
	44	{ my $c = 6; $b = bless \$c, "A"}
	45
	46	$ord++;
	47	print "not " unless $dc == 0;
	48	print "ok $ord\n";
	49
	50	$b = $a+5;
	51
	52	$ord++;
	53	print "not " unless $dc == 1;
	54	print "ok $ord\n";
	55
69b47968 GS	56	$ord++;
	57	my $xxx = 'b';
	58	$xxx = 'c' . ($xxx \|\| 'e');
	59	print "not " unless $xxx eq 'cb';
	60	print "ok $ord\n";
	61
ed7ab888 GS	62	{ # Check calling STORE
	63	my $sc = 0;
	64	sub B::TIESCALAR {bless [11], 'B'}
	65	sub B::FETCH { -(shift->[0]) }
	66	sub B::STORE { $sc++; my $o = shift; $o->[0] = 17 + shift }
	67
	68	my $m;
	69	tie $m, 'B';
	70	$m = 100;
	71
	72	$ord++;
	73	print "not " unless $sc == 1;
	74	print "ok $ord\n";
	75
	76	my $t = 11;
	77	$m = $t + 89;
	78
	79	$ord++;
	80	print "not " unless $sc == 2;
	81	print "ok $ord\n";
	82
	83	$ord++;
	84	print "# $m\nnot " unless $m == -117;
	85	print "ok $ord\n";
	86
	87	$m += $t;
	88
	89	$ord++;
	90	print "not " unless $sc == 3;
	91	print "ok $ord\n";
	92
	93	$ord++;
	94	print "# $m\nnot " unless $m == 89;
	95	print "ok $ord\n";
	96
	97	}
	98
6b66af17 GS	99	# Chains of assignments
	100
	101	my ($l1, $l2, $l3, $l4);
	102	my $zzzz = 12;
	103	$zzz1 = $l1 = $l2 = $zzz2 = $l3 = $l4 = 1 + $zzzz;
	104
	105	$ord++;
	106	print "# $zzz1 = $l1 = $l2 = $zzz2 = $l3 = $l4 = 13\nnot "
	107	unless $zzz1 == 13 and $zzz2 == 13 and $l1 == 13
	108	and $l2 == 13 and $l3 == 13 and $l4 == 13;
	109	print "ok $ord\n";
	110
317982ac IZ	111	for (@INPUT) {
	112	$ord++;
	113	($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
	114	$comment = $op unless defined $comment;
ee8c7f54	115	chomp;
317982ac IZ	116	$op = "$op==$op" unless $op =~ /==/;
	117	($op, $expectop) = $op =~ /(.)==(.)/;
	118
0f4592ef	119	$skip = ($op =~ /^'\?\?\?'/ or $comment =~ /skip\(.\Q$^O\E.\)/i)
ee8c7f54	120	? "skip" : "# '$_'\nnot";
317982ac IZ	121	$integer = ($comment =~ /^i_/) ? "use integer" : '' ;
	122	(print "#skipping $comment:\nok $ord\n"), next if $skip eq 'skip';
	123
	124	eval <<EOE;
	125	local \$SIG{__WARN__} = \\&wrn;
	126	my \$a = 'fake';
	127	$integer;
	128	\$a = $op;
	129	\$b = $expectop;
	130	if (\$a ne \$b) {
	131	print "# \$comment: got `\$a', expected `\$b'\n";
	132	print "\$skip " if \$a ne \$b or \$skip eq 'skip';
	133	}
	134	print "ok \$ord\\n";
	135	EOE
	136	if ($@) {
	137	if ($@ =~ /is unimplemented/) {
	138	print "# skipping $comment: unimplemented:\nok $ord\n";
	139	} else {
	140	warn $@;
ee8c7f54	141	print "# '$_'\nnot ok $ord\n";
317982ac IZ	142	}
	143	}
	144	}
3dbf192b IZ	145
	146	for (@simple_input) {
	147	$ord++;
	148	($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
	149	$comment = $op unless defined $comment;
ee8c7f54	150	chomp;
3dbf192b IZ	151	($operator, $variable) = /^\s(\w+)\s\$(\w+)/ or warn "misprocessed '$_'\n";
	152	eval <<EOE;
	153	local \$SIG{__WARN__} = \\&wrn;
	154	my \$$variable = "Ac# Ca\\nxxx";
	155	\$$variable = $operator \$$variable;
	156	\$toself = \$$variable;
	157	\$direct = $operator "Ac# Ca\\nxxx";
	158	print "# \\\$$variable = $operator \\\$$variable\\nnot "
	159	unless \$toself eq \$direct;
	160	print "ok \$ord\\n";
	161	EOE
	162	if ($@) {
	163	if ($@ =~ /is unimplemented/) {
	164	print "# skipping $comment: unimplemented:\nok $ord\n";
	165	} elsif ($@ =~ /Can't (modify\|take log of 0)/) {
	166	print "# skipping $comment: syntax not good for selfassign:\nok $ord\n";
	167	} else {
	168	warn $@;
ee8c7f54	169	print "# '$_'\nnot ok $ord\n";
3dbf192b IZ	170	}
	171	}
	172	}
fdc5b023 BM	173
	174	$ord++;
	175	eval {
	176	sub PVBM () { 'foo' }
	177	index 'foo', PVBM;
	178	my $x = PVBM;
	179
	180	my $str = 'foo';
	181	my $pvlv = \substr $str, 0, 1;
	182	$x = $pvlv;
	183
	184	1;
	185	};
	186	if ($@) {
	187	warn "# $@";
	188	print 'not ';
	189	}
	190	print "ok $ord\n";
	191
317982ac IZ	192	__END__
	193	ref $xref # ref
	194	ref $cstr # ref nonref
75f2fcd2	195	`$runme -e "print qq[1\\n]"` # backtick skip(MSWin32)
0f4592ef	196	`$undefed` # backtick undef skip(MSWin32)
317982ac IZ	197	<*> # glob
	198	<OP> # readline
	199	'faked' # rcatline
	200	(@z = (1 .. 3)) # aassign
	201	chop $chopit # chop
	202	(chop (@x=@chopar)) # schop
	203	chomp $chopit # chomp
	204	(chop (@x=@chopar)) # schomp
	205	pos $posstr # pos
	206	pos $chopit # pos returns undef
	207	$nn++==2 # postinc
	208	$nn++==3 # i_postinc
	209	$nn--==4 # postdec
	210	$nn--==3 # i_postdec
	211	$n ** $n # pow
	212	$n * $n # multiply
	213	$n * $n # i_multiply
	214	$n / $n # divide
	215	$n / $n # i_divide
	216	$n % $n # modulo
	217	$n % $n # i_modulo
	218	$n x $n # repeat
	219	$n + $n # add
	220	$n + $n # i_add
	221	$n - $n # subtract
	222	$n - $n # i_subtract
	223	$n . $n # concat
	224	$n . $a=='2fake' # concat with self
	225	"3$a"=='3fake' # concat with self in stringify
	226	"$n" # stringify
	227	$n << $n # left_shift
	228	$n >> $n # right_shift
	229	$n <=> $n # ncmp
	230	$n <=> $n # i_ncmp
	231	$n cmp $n # scmp
	232	$n & $n # bit_and
	233	$n ^ $n # bit_xor
	234	$n \| $n # bit_or
	235	-$n # negate
	236	-$n # i_negate
	237	~$n # complement
	238	atan2 $n,$n # atan2
	239	sin $n # sin
	240	cos $n # cos
	241	'???' # rand
	242	exp $n # exp
	243	log $n # log
	244	sqrt $n # sqrt
	245	int $n # int
	246	hex $n # hex
	247	oct $n # oct
	248	abs $n # abs
	249	length $posstr # length
	250	substr $posstr, 2, 2 # substr
	251	vec("abc",2,8) # vec
	252	index $posstr, 2 # index
	253	rindex $posstr, 2 # rindex
	254	sprintf "%i%i", $n, $n # sprintf
	255	ord $n # ord
	256	chr $n # chr
	257	crypt $n, $n # crypt
	258	ucfirst ($cstr . "a") # ucfirst padtmp
	259	ucfirst $cstr # ucfirst
	260	lcfirst $cstr # lcfirst
261	uc $cstr # uc
262	lc $cstr # lc
263	quotemeta $cstr # quotemeta
264	@$aref # rv2av
265	@$undefed # rv2av undef
3918450e	266	(each %h) % 2 == 1 # each
317982ac IZ	267	values %h # values
	268	keys %h # keys
	269	%$href # rv2hv
	270	pack "C2", $n,$n # pack
	271	split /a/, "abad" # split
	272	join "a"; @a # join
	273	push @a,3==6 # push
	274	unshift @aaa # unshift
	275	reverse @a # reverse
	276	reverse $cstr # reverse - scal
	277	grep $_, 1,0,2,0,3 # grepwhile
	278	map "x$_", 1,0,2,0,3 # mapwhile
	279	subb() # entersub
	280	caller # caller
	281	warn "ignore this\n" # warn
	282	'faked' # die
	283	open BLAH, "<non-existent" # open
	284	fileno STDERR # fileno
	285	umask 0 # umask
	286	select STDOUT # sselect
ff97eb1b	287	select undef,undef,undef,0 # select
317982ac IZ	288	getc OP # getc
	289	'???' # read
	290	'???' # sysread
	291	'???' # syswrite
	292	'???' # send
	293	'???' # recv
	294	'???' # tell
	295	'???' # fcntl
	296	'???' # ioctl
	297	'???' # flock
	298	'???' # accept
	299	'???' # shutdown
	300	'???' # ftsize
	301	'???' # ftmtime
	302	'???' # ftatime
	303	'???' # ftctime
	304	chdir 'non-existent' # chdir
	305	'???' # chown
	306	'???' # chroot
	307	unlink 'non-existent' # unlink
	308	chmod 'non-existent' # chmod
	309	utime 'non-existent' # utime
	310	rename 'non-existent', 'non-existent1' # rename
	311	link 'non-existent', 'non-existent1' # link
ecece5d6	312	'???' # symlink
317982ac IZ	313	readlink 'non-existent', 'non-existent1' # readlink
	314	'???' # mkdir
	315	'???' # rmdir
	316	'???' # telldir
	317	'???' # fork
	318	'???' # wait
	319	'???' # waitpid
562a7b0c	320	system "$runme -e 0" # system skip(VMS)
317982ac	321	'???' # exec
0f4592ef	322	'???' # kill
317982ac IZ	323	getppid # getppid
	324	getpgrp # getpgrp
	325	'???' # setpgrp
	326	getpriority $$, $$ # getpriority
	327	'???' # setpriority
	328	time # time
7e3cfbc1 MG	329	localtime $^T # localtime
7e3cfbc1 MG	330	gmtime $^T # gmtime
dbb6c582	331	'???' # sleep: can randomly fail
317982ac IZ	332	'???' # alarm
	333	'???' # shmget
	334	'???' # shmctl
	335	'???' # shmread
	336	'???' # shmwrite
	337	'???' # msgget
	338	'???' # msgctl
	339	'???' # msgsnd
	340	'???' # msgrcv
	341	'???' # semget
	342	'???' # semctl
	343	'???' # semop
	344	'???' # getlogin
	345	'???' # syscall