t/op/lex_assign.t

   1 #!./perl
   2
   3 BEGIN {
   4     chdir 't' if -d 't';
   5     unshift @INC, '../lib';
   6 }
   7 $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3;
   8
   9 umask 0;
  10 $xref = \ "";
  11 $runme = ($^O eq 'VMS' ? 'MCR ' : '') . $^X;
  12 @a = (1..5);
  13 %h = (1..6);
  14 $aref = \@a;
  15 $href = \%h;
  16 open OP, qq{$runme -le "print 'aaa Ok ok' for 1..100"|};
  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>;
  26 @simple_input = grep /^\s*\w+\s*\$\w+\s*[#\n]/, @INPUT;
  27 print "1..", (9 + @INPUT + @simple_input), "\n";
  28 $ord = 0;
  29
  30 sub wrn {"@_"}
  31
  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
  56 $ord++;
  57 my $xxx = 'b';
  58 $xxx = 'c' . ($xxx || 'e');
  59 print "not " unless $xxx eq 'cb';
  60 print "ok $ord\n";
  61
  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
  99 for (@INPUT) {
 100   $ord++;
 101   ($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
 102   $comment = $op unless defined $comment;
 103   $op = "$op==$op" unless $op =~ /==/;
 104   ($op, $expectop) = $op =~ /(.*)==(.*)/;
 105
 106   $skip = ($op =~ /^'\?\?\?'/ or $comment =~ /skip\(.*\Q$^O\E.*\)/i)
 107           ? "skip" : "not";
 108   $integer = ($comment =~ /^i_/) ? "use integer" : '' ;
 109   (print "#skipping $comment:\nok $ord\n"), next if $skip eq 'skip';
 110
 111   eval <<EOE;
 112   local \$SIG{__WARN__} = \\&wrn;
 113   my \$a = 'fake';
 114   $integer;
 115   \$a = $op;
 116   \$b = $expectop;
 117   if (\$a ne \$b) {
 118     print "# \$comment: got `\$a', expected `\$b'\n";
 119     print "\$skip " if \$a ne \$b or \$skip eq 'skip';
 120   }
 121   print "ok \$ord\\n";
 122 EOE
 123   if ($@) {
 124     if ($@ =~ /is unimplemented/) {
 125       print "# skipping $comment: unimplemented:\nok $ord\n";
 126     } else {
 127       warn $@;
 128       print "not ok $ord\n";
 129     }
 130   }
 131 }
 132
 133 for (@simple_input) {
 134   $ord++;
 135   ($op, undef, $comment) = /^([^\#]+)(\#\s+(.*))?/;
 136   $comment = $op unless defined $comment;
 137   ($operator, $variable) = /^\s*(\w+)\s*\$(\w+)/ or warn "misprocessed '$_'\n";
 138   eval <<EOE;
 139   local \$SIG{__WARN__} = \\&wrn;
 140   my \$$variable = "Ac# Ca\\nxxx";
 141   \$$variable = $operator \$$variable;
 142   \$toself = \$$variable;
 143   \$direct = $operator "Ac# Ca\\nxxx";
 144   print "# \\\$$variable = $operator \\\$$variable\\nnot "
 145     unless \$toself eq \$direct;
 146   print "ok \$ord\\n";
 147 EOE
 148   if ($@) {
 149     if ($@ =~ /is unimplemented/) {
 150       print "# skipping $comment: unimplemented:\nok $ord\n";
 151     } elsif ($@ =~ /Can't (modify|take log of 0)/) {
 152       print "# skipping $comment: syntax not good for selfassign:\nok $ord\n";
 153     } else {
 154       warn $@;
 155       print "not ok $ord\n";
 156     }
 157   }
 158 }
 159 __END__
 160 ref $xref                       # ref
 161 ref $cstr                       # ref nonref
 162 `$runme -e "print qq[1\n]"`                             # backtick skip(MSWin32)
 163 `$undefed`                      # backtick undef skip(MSWin32)
 164 <*>                             # glob
 165 <OP>                            # readline
 166 'faked'                         # rcatline
 167 (@z = (1 .. 3))                 # aassign
 168 chop $chopit                    # chop
 169 (chop (@x=@chopar))             # schop
 170 chomp $chopit                   # chomp
 171 (chop (@x=@chopar))             # schomp
 172 pos $posstr                     # pos
 173 pos $chopit                     # pos returns undef
 174 $nn++==2                        # postinc
 175 $nn++==3                        # i_postinc
 176 $nn--==4                        # postdec
 177 $nn--==3                        # i_postdec
 178 $n ** $n                        # pow
 179 $n * $n                         # multiply
 180 $n * $n                         # i_multiply
 181 $n / $n                         # divide
 182 $n / $n                         # i_divide
 183 $n % $n                         # modulo
 184 $n % $n                         # i_modulo
 185 $n x $n                         # repeat
 186 $n + $n                         # add
 187 $n + $n                         # i_add
 188 $n - $n                         # subtract
 189 $n - $n                         # i_subtract
 190 $n . $n                         # concat
 191 $n . $a=='2fake'                # concat with self
 192 "3$a"=='3fake'                  # concat with self in stringify
 193 "$n"                            # stringify
 194 $n << $n                        # left_shift
 195 $n >> $n                        # right_shift
 196 $n <=> $n                       # ncmp
 197 $n <=> $n                       # i_ncmp
 198 $n cmp $n                       # scmp
 199 $n & $n                         # bit_and
 200 $n ^ $n                         # bit_xor
 201 $n | $n                         # bit_or
 202 -$n                             # negate
 203 -$n                             # i_negate
 204 ~$n                             # complement
 205 atan2 $n,$n                     # atan2
 206 sin $n                          # sin
 207 cos $n                          # cos
 208 '???'                           # rand
 209 exp $n                          # exp
 210 log $n                          # log
 211 sqrt $n                         # sqrt
 212 int $n                          # int
 213 hex $n                          # hex
 214 oct $n                          # oct
 215 abs $n                          # abs
 216 length $posstr                  # length
 217 substr $posstr, 2, 2            # substr
 218 vec("abc",2,8)                  # vec
 219 index $posstr, 2                # index
 220 rindex $posstr, 2               # rindex
 221 sprintf "%i%i", $n, $n          # sprintf
 222 ord $n                          # ord
 223 chr $n                          # chr
 224 crypt $n, $n                    # crypt
 225 ucfirst ($cstr . "a")           # ucfirst padtmp
 226 ucfirst $cstr                   # ucfirst
 227 lcfirst $cstr                   # lcfirst
 228 uc $cstr                        # uc
 229 lc $cstr                        # lc
 230 quotemeta $cstr                 # quotemeta
 231 @$aref                          # rv2av
 232 @$undefed                       # rv2av undef
 233 each %h==1                      # each
 234 values %h                       # values
 235 keys %h                         # keys
 236 %$href                          # rv2hv
 237 pack "C2", $n,$n                # pack
 238 split /a/, "abad"               # split
 239 join "a"; @a                    # join
 240 push @a,3==6                    # push
 241 unshift @aaa                    # unshift
 242 reverse @a                      # reverse
 243 reverse $cstr                   # reverse - scal
 244 grep $_, 1,0,2,0,3              # grepwhile
 245 map "x$_", 1,0,2,0,3            # mapwhile
 246 subb()                          # entersub
 247 caller                          # caller
 248 warn "ignore this\n"            # warn
 249 'faked'                         # die
 250 open BLAH, "<non-existent"      # open
 251 fileno STDERR                   # fileno
 252 umask 0                         # umask
 253 select STDOUT                   # sselect
 254 select "","","",0               # select
 255 getc OP                         # getc
 256 '???'                           # read
 257 '???'                           # sysread
 258 '???'                           # syswrite
 259 '???'                           # send
 260 '???'                           # recv
 261 '???'                           # tell
 262 '???'                           # fcntl
 263 '???'                           # ioctl
 264 '???'                           # flock
 265 '???'                           # accept
 266 '???'                           # shutdown
 267 '???'                           # ftsize
 268 '???'                           # ftmtime
 269 '???'                           # ftatime
 270 '???'                           # ftctime
 271 chdir 'non-existent'            # chdir
 272 '???'                           # chown
 273 '???'                           # chroot
 274 unlink 'non-existent'           # unlink
 275 chmod 'non-existent'            # chmod
 276 utime 'non-existent'            # utime
 277 rename 'non-existent', 'non-existent1'  # rename
 278 link 'non-existent', 'non-existent1' # link
 279 '???'                           # symlink
 280 readlink 'non-existent', 'non-existent1' # readlink
 281 '???'                           # mkdir
 282 '???'                           # rmdir
 283 '???'                           # telldir
 284 '???'                           # fork
 285 '???'                           # wait
 286 '???'                           # waitpid
 287 system "$runme -e 0"            # system skip(VMS)
 288 '???'                           # exec
 289 '???'                           # kill
 290 getppid                         # getppid
 291 getpgrp                         # getpgrp
 292 '???'                           # setpgrp
 293 getpriority $$, $$              # getpriority
 294 '???'                           # setpriority
 295 time                            # time
 296 localtime $^T                   # localtime
 297 gmtime $^T                      # gmtime
 298 sleep 1                         # sleep
 299 '???'                           # alarm
 300 '???'                           # shmget
 301 '???'                           # shmctl
 302 '???'                           # shmread
 303 '???'                           # shmwrite
 304 '???'                           # msgget
 305 '???'                           # msgctl
 306 '???'                           # msgsnd
 307 '???'                           # msgrcv
 308 '???'                           # semget
 309 '???'                           # semctl
 310 '???'                           # semop
 311 '???'                           # getlogin
 312 '???'                           # syscall