xref: /openbsd-src/gnu/usr.bin/perl/dist/Data-Dumper/t/dumper.t (revision f2da64fbbbf1b03f09f390ab01267c93dfd77c4c) 
1#!./perl -w
2#
3# testsuite for Data::Dumper
4#
5
6BEGIN {
7    require Config; import Config;
8    if ($Config{'extensions'} !~ /\bData\/Dumper\b/) {
9	print "1..0 # Skip: Data::Dumper was not built\n";
10	exit 0;
11    }
12}
13
14# Since Perl 5.8.1 because otherwise hash ordering is really random.
15local $Data::Dumper::Sortkeys = 1;
16
17use Data::Dumper;
18use Config;
19my $Is_ebcdic = defined($Config{'ebcdic'}) && $Config{'ebcdic'} eq 'define';
20
21$Data::Dumper::Pad = "#";
22my $TMAX;
23my $XS;
24my $TNUM = 0;
25my $WANT = '';
26
27sub TEST {
28  my $string = shift;
29  my $name = shift;
30  my $t = eval $string;
31  ++$TNUM;
32  $t =~ s/([A-Z]+)\(0x[0-9a-f]+\)/$1(0xdeadbeef)/g
33    if ($WANT =~ /deadbeef/);
34  if ($Is_ebcdic) {
35    # these data need massaging with non ascii character sets
36    # because of hashing order differences
37    $WANT = join("\n",sort(split(/\n/,$WANT)));
38    $WANT =~ s/\,$//mg;
39    $t    = join("\n",sort(split(/\n/,$t)));
40    $t    =~ s/\,$//mg;
41  }
42  $name = $name ? " - $name" : '';
43  print( ($t eq $WANT and not $@) ? "ok $TNUM$name\n"
44    : "not ok $TNUM$name\n--Expected--\n$WANT\n--Got--\n$@$t\n");
45
46  ++$TNUM;
47  if ($Is_ebcdic) { # EBCDIC.
48    if ($TNUM == 311 || $TNUM == 314) {
49      eval $string;
50    } else {
51      eval $t;
52    }
53  } else {
54    eval "$t";
55  }
56  print $@ ? "not ok $TNUM\n# \$@ says: $@\n" : "ok $TNUM\n";
57
58  $t = eval $string;
59  ++$TNUM;
60  $t =~ s/([A-Z]+)\(0x[0-9a-f]+\)/$1(0xdeadbeef)/g
61    if ($WANT =~ /deadbeef/);
62  if ($Is_ebcdic) {
63    # here too there are hashing order differences
64    $WANT = join("\n",sort(split(/\n/,$WANT)));
65    $WANT =~ s/\,$//mg;
66    $t    = join("\n",sort(split(/\n/,$t)));
67    $t    =~ s/\,$//mg;
68  }
69  print( ($t eq $WANT and not $@) ? "ok $TNUM\n"
70    : "not ok $TNUM\n--Expected--\n$WANT\n--Got--\n$@$t\n");
71}
72
73sub SKIP_TEST {
74  my $reason = shift;
75  ++$TNUM; print "ok $TNUM # skip $reason\n";
76  ++$TNUM; print "ok $TNUM # skip $reason\n";
77  ++$TNUM; print "ok $TNUM # skip $reason\n";
78}
79
80# Force Data::Dumper::Dump to use perl. We test Dumpxs explicitly by calling
81# it direct. Out here it lets us knobble the next if to test that the perl
82# only tests do work (and count correctly)
83$Data::Dumper::Useperl = 1;
84if (defined &Data::Dumper::Dumpxs) {
85  print "### XS extension loaded, will run XS tests\n";
86  $TMAX = 432; $XS = 1;
87}
88else {
89  print "### XS extensions not loaded, will NOT run XS tests\n";
90  $TMAX = 216; $XS = 0;
91}
92
93print "1..$TMAX\n";
94
95#XXXif (0) {
96#############
97#############
98
99@c = ('c');
100$c = \@c;
101$b = {};
102$a = [1, $b, $c];
103$b->{a} = $a;
104$b->{b} = $a->[1];
105$b->{c} = $a->[2];
106
107############# 1
108##
109$WANT = <<'EOT';
110#$a = [
111#       1,
112#       {
113#         'a' => $a,
114#         'b' => $a->[1],
115#         'c' => [
116#                  'c'
117#                ]
118#       },
119#       $a->[1]{'c'}
120#     ];
121#$b = $a->[1];
122#$6 = $a->[1]{'c'};
123EOT
124
125TEST (q(Data::Dumper->Dump([$a,$b,$c], [qw(a b), 6])),
126    'basic test with names: Dump()');
127TEST (q(Data::Dumper->Dumpxs([$a,$b,$c], [qw(a b), 6])),
128    'basic test with names: Dumpxs()')
129    if $XS;
130
131SCOPE: {
132    local $Data::Dumper::Sparseseen = 1;
133    TEST (q(Data::Dumper->Dump([$a,$b,$c], [qw(a b), 6])),
134        'Sparseseen with names: Dump()');
135    TEST (q(Data::Dumper->Dumpxs([$a,$b,$c], [qw(a b), 6])),
136        'Sparseseen with names: Dumpxs()')
137        if $XS;
138}
139
140
141############# 7
142##
143$WANT = <<'EOT';
144#@a = (
145#       1,
146#       {
147#         'a' => [],
148#         'b' => {},
149#         'c' => [
150#                  'c'
151#                ]
152#       },
153#       []
154#     );
155#$a[1]{'a'} = \@a;
156#$a[1]{'b'} = $a[1];
157#$a[2] = $a[1]{'c'};
158#$b = $a[1];
159EOT
160
161$Data::Dumper::Purity = 1;         # fill in the holes for eval
162TEST (q(Data::Dumper->Dump([$a, $b], [qw(*a b)])),
163    'Purity: basic test with dereferenced array: Dump()'); # print as @a
164TEST (q(Data::Dumper->Dumpxs([$a, $b], [qw(*a b)])),
165    'Purity: basic test with dereferenced array: Dumpxs()')
166    if $XS;
167
168SCOPE: {
169  local $Data::Dumper::Sparseseen = 1;
170  TEST (q(Data::Dumper->Dump([$a, $b], [qw(*a b)])),
171    'Purity: Sparseseen with dereferenced array: Dump()'); # print as @a
172  TEST (q(Data::Dumper->Dumpxs([$a, $b], [qw(*a b)])),
173    'Purity: Sparseseen with dereferenced array: Dumpxs()')
174    if $XS;
175}
176
177############# 13
178##
179$WANT = <<'EOT';
180#%b = (
181#       'a' => [
182#                1,
183#                {},
184#                [
185#                  'c'
186#                ]
187#              ],
188#       'b' => {},
189#       'c' => []
190#     );
191#$b{'a'}[1] = \%b;
192#$b{'b'} = \%b;
193#$b{'c'} = $b{'a'}[2];
194#$a = $b{'a'};
195EOT
196
197TEST (q(Data::Dumper->Dump([$b, $a], [qw(*b a)])),
198    'basic test with dereferenced hash: Dump()'); # print as %b
199TEST (q(Data::Dumper->Dumpxs([$b, $a], [qw(*b a)])),
200    'basic test with dereferenced hash: Dumpxs()')
201    if $XS;
202
203############# 19
204##
205$WANT = <<'EOT';
206#$a = [
207#  1,
208#  {
209#    'a' => [],
210#    'b' => {},
211#    'c' => []
212#  },
213#  []
214#];
215#$a->[1]{'a'} = $a;
216#$a->[1]{'b'} = $a->[1];
217#$a->[1]{'c'} = \@c;
218#$a->[2] = \@c;
219#$b = $a->[1];
220EOT
221
222$Data::Dumper::Indent = 1;
223TEST (q(
224       $d = Data::Dumper->new([$a,$b], [qw(a b)]);
225       $d->Seen({'*c' => $c});
226       $d->Dump;
227      ),
228      'Indent: Seen: Dump()');
229if ($XS) {
230  TEST (q(
231	 $d = Data::Dumper->new([$a,$b], [qw(a b)]);
232	 $d->Seen({'*c' => $c});
233	 $d->Dumpxs;
234     ),
235      'Indent: Seen: Dumpxs()');
236}
237
238
239############# 25
240##
241$WANT = <<'EOT';
242#$a = [
243#       #0
244#       1,
245#       #1
246#       {
247#         a => $a,
248#         b => $a->[1],
249#         c => [
250#                #0
251#                'c'
252#              ]
253#       },
254#       #2
255#       $a->[1]{c}
256#     ];
257#$b = $a->[1];
258EOT
259
260$d->Indent(3);
261$d->Purity(0)->Quotekeys(0);
262TEST (q( $d->Reset; $d->Dump ),
263    'Indent(3): Purity(0)->Quotekeys(0): Dump()');
264
265TEST (q( $d->Reset; $d->Dumpxs ),
266    'Indent(3): Purity(0)->Quotekeys(0): Dumpxs()')
267    if $XS;
268
269############# 31
270##
271$WANT = <<'EOT';
272#$VAR1 = [
273#  1,
274#  {
275#    'a' => [],
276#    'b' => {},
277#    'c' => [
278#      'c'
279#    ]
280#  },
281#  []
282#];
283#$VAR1->[1]{'a'} = $VAR1;
284#$VAR1->[1]{'b'} = $VAR1->[1];
285#$VAR1->[2] = $VAR1->[1]{'c'};
286EOT
287
288TEST (q(Dumper($a)), 'Dumper');
289TEST (q(Data::Dumper::DumperX($a)), 'DumperX') if $XS;
290
291############# 37
292##
293$WANT = <<'EOT';
294#[
295#  1,
296#  {
297#    a => $VAR1,
298#    b => $VAR1->[1],
299#    c => [
300#      'c'
301#    ]
302#  },
303#  $VAR1->[1]{c}
304#]
305EOT
306
307{
308  local $Data::Dumper::Purity = 0;
309  local $Data::Dumper::Quotekeys = 0;
310  local $Data::Dumper::Terse = 1;
311  TEST (q(Dumper($a)),
312    'Purity 0: Quotekeys 0: Terse 1: Dumper');
313  TEST (q(Data::Dumper::DumperX($a)),
314    'Purity 0: Quotekeys 0: Terse 1: DumperX')
315    if $XS;
316}
317
318
319############# 43
320##
321$WANT = <<'EOT';
322#$VAR1 = {
323#  "abc\0'\efg" => "mno\0",
324#  "reftest" => \\1
325#};
326EOT
327
328$foo = { "abc\000\'\efg" => "mno\000",
329         "reftest" => \\1,
330       };
331{
332  local $Data::Dumper::Useqq = 1;
333  TEST (q(Dumper($foo)), 'Useqq: Dumper');
334  TEST (q(Data::Dumper::DumperX($foo)), 'Useqq: DumperX') if $XS;
335}
336
337
338
339#############
340#############
341
342{
343  package main;
344  use Data::Dumper;
345  $foo = 5;
346  @foo = (-10,\*foo);
347  %foo = (a=>1,b=>\$foo,c=>\@foo);
348  $foo{d} = \%foo;
349  $foo[2] = \%foo;
350
351############# 49
352##
353  $WANT = <<'EOT';
354#$foo = \*::foo;
355#*::foo = \5;
356#*::foo = [
357#           #0
358#           -10,
359#           #1
360#           do{my $o},
361#           #2
362#           {
363#             'a' => 1,
364#             'b' => do{my $o},
365#             'c' => [],
366#             'd' => {}
367#           }
368#         ];
369#*::foo{ARRAY}->[1] = $foo;
370#*::foo{ARRAY}->[2]{'b'} = *::foo{SCALAR};
371#*::foo{ARRAY}->[2]{'c'} = *::foo{ARRAY};
372#*::foo{ARRAY}->[2]{'d'} = *::foo{ARRAY}->[2];
373#*::foo = *::foo{ARRAY}->[2];
374#@bar = @{*::foo{ARRAY}};
375#%baz = %{*::foo{ARRAY}->[2]};
376EOT
377
378  $Data::Dumper::Purity = 1;
379  $Data::Dumper::Indent = 3;
380  TEST (q(Data::Dumper->Dump([\\*foo, \\@foo, \\%foo], ['*foo', '*bar', '*baz'])),
381    'Purity 1: Indent 3: Dump()');
382  TEST (q(Data::Dumper->Dumpxs([\\*foo, \\@foo, \\%foo], ['*foo', '*bar', '*baz'])),
383    'Purity 1: Indent 3: Dumpxs()')
384    if $XS;
385
386############# 55
387##
388  $WANT = <<'EOT';
389#$foo = \*::foo;
390#*::foo = \5;
391#*::foo = [
392#  -10,
393#  do{my $o},
394#  {
395#    'a' => 1,
396#    'b' => do{my $o},
397#    'c' => [],
398#    'd' => {}
399#  }
400#];
401#*::foo{ARRAY}->[1] = $foo;
402#*::foo{ARRAY}->[2]{'b'} = *::foo{SCALAR};
403#*::foo{ARRAY}->[2]{'c'} = *::foo{ARRAY};
404#*::foo{ARRAY}->[2]{'d'} = *::foo{ARRAY}->[2];
405#*::foo = *::foo{ARRAY}->[2];
406#$bar = *::foo{ARRAY};
407#$baz = *::foo{ARRAY}->[2];
408EOT
409
410  $Data::Dumper::Indent = 1;
411  TEST (q(Data::Dumper->Dump([\\*foo, \\@foo, \\%foo], ['foo', 'bar', 'baz'])),
412    'Purity 1: Indent 1: Dump()');
413  TEST (q(Data::Dumper->Dumpxs([\\*foo, \\@foo, \\%foo], ['foo', 'bar', 'baz'])),
414    'Purity 1: Indent 1: Dumpxs()')
415    if $XS;
416
417############# 61
418##
419  $WANT = <<'EOT';
420#@bar = (
421#  -10,
422#  \*::foo,
423#  {}
424#);
425#*::foo = \5;
426#*::foo = \@bar;
427#*::foo = {
428#  'a' => 1,
429#  'b' => do{my $o},
430#  'c' => [],
431#  'd' => {}
432#};
433#*::foo{HASH}->{'b'} = *::foo{SCALAR};
434#*::foo{HASH}->{'c'} = \@bar;
435#*::foo{HASH}->{'d'} = *::foo{HASH};
436#$bar[2] = *::foo{HASH};
437#%baz = %{*::foo{HASH}};
438#$foo = $bar[1];
439EOT
440
441  TEST (q(Data::Dumper->Dump([\\@foo, \\%foo, \\*foo], ['*bar', '*baz', '*foo'])),
442    'array|hash|glob dereferenced: Dump()');
443  TEST (q(Data::Dumper->Dumpxs([\\@foo, \\%foo, \\*foo], ['*bar', '*baz', '*foo'])),
444    'array|hash|glob dereferenced: Dumpxs()')
445    if $XS;
446
447############# 67
448##
449  $WANT = <<'EOT';
450#$bar = [
451#  -10,
452#  \*::foo,
453#  {}
454#];
455#*::foo = \5;
456#*::foo = $bar;
457#*::foo = {
458#  'a' => 1,
459#  'b' => do{my $o},
460#  'c' => [],
461#  'd' => {}
462#};
463#*::foo{HASH}->{'b'} = *::foo{SCALAR};
464#*::foo{HASH}->{'c'} = $bar;
465#*::foo{HASH}->{'d'} = *::foo{HASH};
466#$bar->[2] = *::foo{HASH};
467#$baz = *::foo{HASH};
468#$foo = $bar->[1];
469EOT
470
471  TEST (q(Data::Dumper->Dump([\\@foo, \\%foo, \\*foo], ['bar', 'baz', 'foo'])),
472    'array|hash|glob: not dereferenced: Dump()');
473  TEST (q(Data::Dumper->Dumpxs([\\@foo, \\%foo, \\*foo], ['bar', 'baz', 'foo'])),
474    'array|hash|glob: not dereferenced: Dumpxs()')
475    if $XS;
476
477############# 73
478##
479  $WANT = <<'EOT';
480#$foo = \*::foo;
481#@bar = (
482#  -10,
483#  $foo,
484#  {
485#    a => 1,
486#    b => \5,
487#    c => \@bar,
488#    d => $bar[2]
489#  }
490#);
491#%baz = %{$bar[2]};
492EOT
493
494  $Data::Dumper::Purity = 0;
495  $Data::Dumper::Quotekeys = 0;
496  TEST (q(Data::Dumper->Dump([\\*foo, \\@foo, \\%foo], ['*foo', '*bar', '*baz'])),
497    'Purity 0: Quotekeys 0: dereferenced: Dump()');
498  TEST (q(Data::Dumper->Dumpxs([\\*foo, \\@foo, \\%foo], ['*foo', '*bar', '*baz'])),
499    'Purity 0: Quotekeys 0: dereferenced: Dumpxs')
500    if $XS;
501
502############# 79
503##
504  $WANT = <<'EOT';
505#$foo = \*::foo;
506#$bar = [
507#  -10,
508#  $foo,
509#  {
510#    a => 1,
511#    b => \5,
512#    c => $bar,
513#    d => $bar->[2]
514#  }
515#];
516#$baz = $bar->[2];
517EOT
518
519  TEST (q(Data::Dumper->Dump([\\*foo, \\@foo, \\%foo], ['foo', 'bar', 'baz'])),
520    'Purity 0: Quotekeys 0: not dereferenced: Dump()');
521  TEST (q(Data::Dumper->Dumpxs([\\*foo, \\@foo, \\%foo], ['foo', 'bar', 'baz'])),
522    'Purity 0: Quotekeys 0: not dereferenced: Dumpxs()')
523    if $XS;
524
525}
526
527#############
528#############
529{
530  package main;
531  @dogs = ( 'Fido', 'Wags' );
532  %kennel = (
533            First => \$dogs[0],
534            Second =>  \$dogs[1],
535           );
536  $dogs[2] = \%kennel;
537  $mutts = \%kennel;
538  $mutts = $mutts;         # avoid warning
539
540############# 85
541##
542  $WANT = <<'EOT';
543#%kennels = (
544#  First => \'Fido',
545#  Second => \'Wags'
546#);
547#@dogs = (
548#  ${$kennels{First}},
549#  ${$kennels{Second}},
550#  \%kennels
551#);
552#%mutts = %kennels;
553EOT
554
555  TEST (q(
556	 $d = Data::Dumper->new([\\%kennel, \\@dogs, $mutts],
557				[qw(*kennels *dogs *mutts)] );
558	 $d->Dump;
559	),
560    'constructor: hash|array|scalar: Dump()');
561  if ($XS) {
562    TEST (q(
563	   $d = Data::Dumper->new([\\%kennel, \\@dogs, $mutts],
564				  [qw(*kennels *dogs *mutts)] );
565	   $d->Dumpxs;
566	  ),
567      'constructor: hash|array|scalar: Dumpxs()');
568  }
569
570############# 91
571##
572  $WANT = <<'EOT';
573#%kennels = %kennels;
574#@dogs = @dogs;
575#%mutts = %kennels;
576EOT
577
578  TEST q($d->Dump), 'object call: Dump';
579  TEST q($d->Dumpxs), 'object call: Dumpxs' if $XS;
580
581############# 97
582##
583  $WANT = <<'EOT';
584#%kennels = (
585#  First => \'Fido',
586#  Second => \'Wags'
587#);
588#@dogs = (
589#  ${$kennels{First}},
590#  ${$kennels{Second}},
591#  \%kennels
592#);
593#%mutts = %kennels;
594EOT
595
596  TEST q($d->Reset; $d->Dump), 'Reset and Dump separate calls';
597  if ($XS) {
598    TEST (q($d->Reset; $d->Dumpxs), 'Reset and Dumpxs separate calls');
599  }
600
601############# 103
602##
603  $WANT = <<'EOT';
604#@dogs = (
605#  'Fido',
606#  'Wags',
607#  {
608#    First => \$dogs[0],
609#    Second => \$dogs[1]
610#  }
611#);
612#%kennels = %{$dogs[2]};
613#%mutts = %{$dogs[2]};
614EOT
615
616  TEST (q(
617	 $d = Data::Dumper->new([\\@dogs, \\%kennel, $mutts],
618				[qw(*dogs *kennels *mutts)] );
619	 $d->Dump;
620	),
621    'constructor: array|hash|scalar: Dump()');
622  if ($XS) {
623    TEST (q(
624	   $d = Data::Dumper->new([\\@dogs, \\%kennel, $mutts],
625				  [qw(*dogs *kennels *mutts)] );
626	   $d->Dumpxs;
627	  ),
628	'constructor: array|hash|scalar: Dumpxs()');
629  }
630
631############# 109
632##
633  TEST q($d->Reset->Dump), 'Reset Dump chained';
634  if ($XS) {
635    TEST q($d->Reset->Dumpxs), 'Reset Dumpxs chained';
636  }
637
638############# 115
639##
640  $WANT = <<'EOT';
641#@dogs = (
642#  'Fido',
643#  'Wags',
644#  {
645#    First => \'Fido',
646#    Second => \'Wags'
647#  }
648#);
649#%kennels = (
650#  First => \'Fido',
651#  Second => \'Wags'
652#);
653EOT
654
655  TEST (q(
656	 $d = Data::Dumper->new( [\@dogs, \%kennel], [qw(*dogs *kennels)] );
657	 $d->Deepcopy(1)->Dump;
658	),
659    'Deepcopy(1): Dump');
660  if ($XS) {
661#    TEST 'q($d->Reset->Dumpxs);
662    TEST (q(
663	    $d = Data::Dumper->new( [\@dogs, \%kennel], [qw(*dogs *kennels)] );
664	    $d->Deepcopy(1)->Dumpxs;
665    ),
666    'Deepcopy(1): Dumpxs');
667  }
668
669}
670
671{
672
673sub z { print "foo\n" }
674$c = [ \&z ];
675
676############# 121
677##
678  $WANT = <<'EOT';
679#$a = $b;
680#$c = [
681#  $b
682#];
683EOT
684
685TEST (q(Data::Dumper->new([\&z,$c],['a','c'])->Seen({'b' => \&z})->Dump;),
686    'Seen: scalar: Dump');
687TEST (q(Data::Dumper->new([\&z,$c],['a','c'])->Seen({'b' => \&z})->Dumpxs;),
688    'Seen: scalar: Dumpxs')
689	if $XS;
690
691############# 127
692##
693  $WANT = <<'EOT';
694#$a = \&b;
695#$c = [
696#  \&b
697#];
698EOT
699
700TEST (q(Data::Dumper->new([\&z,$c],['a','c'])->Seen({'*b' => \&z})->Dump;),
701    'Seen: glob: Dump');
702TEST (q(Data::Dumper->new([\&z,$c],['a','c'])->Seen({'*b' => \&z})->Dumpxs;),
703    'Seen: glob: Dumpxs')
704	if $XS;
705
706############# 133
707##
708  $WANT = <<'EOT';
709#*a = \&b;
710#@c = (
711#  \&b
712#);
713EOT
714
715TEST (q(Data::Dumper->new([\&z,$c],['*a','*c'])->Seen({'*b' => \&z})->Dump;),
716    'Seen: glob: dereference: Dump');
717TEST (q(Data::Dumper->new([\&z,$c],['*a','*c'])->Seen({'*b' =>
718\&z})->Dumpxs;),
719    'Seen: glob: derference: Dumpxs')
720	if $XS;
721
722}
723
724{
725  $a = [];
726  $a->[1] = \$a->[0];
727
728############# 139
729##
730  $WANT = <<'EOT';
731#@a = (
732#  undef,
733#  do{my $o}
734#);
735#$a[1] = \$a[0];
736EOT
737
738TEST (q(Data::Dumper->new([$a],['*a'])->Purity(1)->Dump;),
739    'Purity(1): dereference: Dump');
740TEST (q(Data::Dumper->new([$a],['*a'])->Purity(1)->Dumpxs;),
741    'Purity(1): dereference: Dumpxs')
742	if $XS;
743}
744
745{
746  $a = \\\\\'foo';
747  $b = $$$a;
748
749############# 145
750##
751  $WANT = <<'EOT';
752#$a = \\\\\'foo';
753#$b = ${${$a}};
754EOT
755
756TEST (q(Data::Dumper->new([$a,$b],['a','b'])->Purity(1)->Dump;),
757    'Purity(1): not dereferenced: Dump');
758TEST (q(Data::Dumper->new([$a,$b],['a','b'])->Purity(1)->Dumpxs;),
759    'Purity(1): not dereferenced: Dumpxs')
760	if $XS;
761}
762
763{
764  $a = [{ a => \$b }, { b => undef }];
765  $b = [{ c => \$b }, { d => \$a }];
766
767############# 151
768##
769  $WANT = <<'EOT';
770#$a = [
771#  {
772#    a => \[
773#        {
774#          c => do{my $o}
775#        },
776#        {
777#          d => \[]
778#        }
779#      ]
780#  },
781#  {
782#    b => undef
783#  }
784#];
785#${$a->[0]{a}}->[0]->{c} = $a->[0]{a};
786#${${$a->[0]{a}}->[1]->{d}} = $a;
787#$b = ${$a->[0]{a}};
788EOT
789
790TEST (q(Data::Dumper->new([$a,$b],['a','b'])->Purity(1)->Dump;),
791    'Purity(1): Dump again');
792TEST (q(Data::Dumper->new([$a,$b],['a','b'])->Purity(1)->Dumpxs;),
793    'Purity(1); Dumpxs again')
794	if $XS;
795}
796
797{
798  $a = [[[[\\\\\'foo']]]];
799  $b = $a->[0][0];
800  $c = $${$b->[0][0]};
801
802############# 157
803##
804  $WANT = <<'EOT';
805#$a = [
806#  [
807#    [
808#      [
809#        \\\\\'foo'
810#      ]
811#    ]
812#  ]
813#];
814#$b = $a->[0][0];
815#$c = ${${$a->[0][0][0][0]}};
816EOT
817
818TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Purity(1)->Dump;),
819    'Purity(1): Dump: 3 elements');
820TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Purity(1)->Dumpxs;),
821    'Purity(1): Dumpxs: 3 elements')
822	if $XS;
823}
824
825{
826    $f = "pearl";
827    $e = [        $f ];
828    $d = { 'e' => $e };
829    $c = [        $d ];
830    $b = { 'c' => $c };
831    $a = { 'b' => $b };
832
833############# 163
834##
835  $WANT = <<'EOT';
836#$a = {
837#  b => {
838#    c => [
839#      {
840#        e => 'ARRAY(0xdeadbeef)'
841#      }
842#    ]
843#  }
844#};
845#$b = $a->{b};
846#$c = $a->{b}{c};
847EOT
848
849TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Maxdepth(4)->Dump;),
850    'Maxdepth(4): Dump()');
851TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Maxdepth(4)->Dumpxs;),
852    'Maxdepth(4): Dumpxs()')
853	if $XS;
854
855############# 169
856##
857  $WANT = <<'EOT';
858#$a = {
859#  b => 'HASH(0xdeadbeef)'
860#};
861#$b = $a->{b};
862#$c = [
863#  'HASH(0xdeadbeef)'
864#];
865EOT
866
867TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Maxdepth(1)->Dump;),
868    'Maxdepth(1): Dump()');
869TEST (q(Data::Dumper->new([$a,$b,$c],['a','b','c'])->Maxdepth(1)->Dumpxs;),
870    'Maxdepth(1): Dumpxs()')
871	if $XS;
872}
873
874{
875    $a = \$a;
876    $b = [$a];
877
878############# 175
879##
880  $WANT = <<'EOT';
881#$b = [
882#  \$b->[0]
883#];
884EOT
885
886TEST (q(Data::Dumper->new([$b],['b'])->Purity(0)->Dump;),
887    'Purity(0): Dump()');
888TEST (q(Data::Dumper->new([$b],['b'])->Purity(0)->Dumpxs;),
889    'Purity(0): Dumpxs()')
890	if $XS;
891
892############# 181
893##
894  $WANT = <<'EOT';
895#$b = [
896#  \do{my $o}
897#];
898#${$b->[0]} = $b->[0];
899EOT
900
901
902TEST (q(Data::Dumper->new([$b],['b'])->Purity(1)->Dump;),
903    'Purity(1): Dump()');
904TEST (q(Data::Dumper->new([$b],['b'])->Purity(1)->Dumpxs;),
905    'Purity(1): Dumpxs')
906	if $XS;
907}
908
909{
910  $a = "\x{09c10}";
911############# 187
912## XS code was adding an extra \0
913  $WANT = <<'EOT';
914#$a = "\x{9c10}";
915EOT
916
917  if($] >= 5.007) {
918    TEST q(Data::Dumper->Dump([$a], ['a'])), "\\x{9c10}";
919  } else {
920    SKIP_TEST "Incomplete support for UTF-8 in old perls";
921  }
922  TEST q(Data::Dumper->Dumpxs([$a], ['a'])), "XS \\x{9c10}"
923	if $XS;
924}
925
926{
927  $i = 0;
928  $a = { map { ("$_$_$_", ++$i) } 'I'..'Q' };
929
930############# 193
931##
932  $WANT = <<'EOT';
933#$VAR1 = {
934#  III => 1,
935#  JJJ => 2,
936#  KKK => 3,
937#  LLL => 4,
938#  MMM => 5,
939#  NNN => 6,
940#  OOO => 7,
941#  PPP => 8,
942#  QQQ => 9
943#};
944EOT
945
946TEST (q(Data::Dumper->new([$a])->Dump;),
947    'basic test without names: Dump()');
948TEST (q(Data::Dumper->new([$a])->Dumpxs;),
949    'basic test without names: Dumpxs()')
950	if $XS;
951}
952
953{
954  $i = 5;
955  $c = { map { (++$i, "$_$_$_") } 'I'..'Q' };
956  local $Data::Dumper::Sortkeys = \&sort199;
957  sub sort199 {
958    my $hash = shift;
959    return [ sort { $b <=> $a } keys %$hash ];
960  }
961
962############# 199
963##
964  $WANT = <<'EOT';
965#$VAR1 = {
966#  14 => 'QQQ',
967#  13 => 'PPP',
968#  12 => 'OOO',
969#  11 => 'NNN',
970#  10 => 'MMM',
971#  9 => 'LLL',
972#  8 => 'KKK',
973#  7 => 'JJJ',
974#  6 => 'III'
975#};
976EOT
977
978TEST q(Data::Dumper->new([$c])->Dump;), "sortkeys sub";
979TEST q(Data::Dumper->new([$c])->Dumpxs;), "sortkeys sub (XS)"
980	if $XS;
981}
982
983{
984  $i = 5;
985  $c = { map { (++$i, "$_$_$_") } 'I'..'Q' };
986  $d = { reverse %$c };
987  local $Data::Dumper::Sortkeys = \&sort205;
988  sub sort205 {
989    my $hash = shift;
990    return [
991      $hash eq $c ? (sort { $a <=> $b } keys %$hash)
992		  : (reverse sort keys %$hash)
993    ];
994  }
995
996############# 205
997##
998  $WANT = <<'EOT';
999#$VAR1 = [
1000#  {
1001#    6 => 'III',
1002#    7 => 'JJJ',
1003#    8 => 'KKK',
1004#    9 => 'LLL',
1005#    10 => 'MMM',
1006#    11 => 'NNN',
1007#    12 => 'OOO',
1008#    13 => 'PPP',
1009#    14 => 'QQQ'
1010#  },
1011#  {
1012#    QQQ => 14,
1013#    PPP => 13,
1014#    OOO => 12,
1015#    NNN => 11,
1016#    MMM => 10,
1017#    LLL => 9,
1018#    KKK => 8,
1019#    JJJ => 7,
1020#    III => 6
1021#  }
1022#];
1023EOT
1024
1025TEST q(Data::Dumper->new([[$c, $d]])->Dump;), "more sortkeys sub";
1026# the XS code does number values as strings
1027$WANT =~ s/ (\d+)(,?)$/ '$1'$2/gm;
1028TEST q(Data::Dumper->new([[$c, $d]])->Dumpxs;), "more sortkeys sub (XS)"
1029	if $XS;
1030}
1031
1032{
1033  local $Data::Dumper::Deparse = 1;
1034  local $Data::Dumper::Indent = 2;
1035
1036############# 211
1037##
1038  $WANT = <<'EOT';
1039#$VAR1 = {
1040#          foo => sub {
1041#                     print 'foo';
1042#                 }
1043#        };
1044EOT
1045
1046  if(" $Config{'extensions'} " !~ m[ B ]) {
1047    SKIP_TEST "Perl configured without B module";
1048  } else {
1049    TEST (q(Data::Dumper->new([{ foo => sub { print "foo"; } }])->Dump),
1050        'Deparse 1: Indent 2; Dump()');
1051  }
1052}
1053
1054############# 214
1055##
1056
1057# This is messy.
1058# The controls (bare numbers) are stored either as integers or floating point.
1059# [depending on whether the tokeniser sees things like ".".
1060# The peephole optimiser only runs for constant folding, not single constants,
1061# so I already have some NVs, some IVs
1062# The string versions are not. They are all PV
1063
1064# This is arguably all far too chummy with the implementation, but I really
1065# want to ensure that we don't go wrong when flags on scalars get as side
1066# effects of reading them.
1067
1068# These tests are actually testing the precise output of the current
1069# implementation, so will most likely fail if the implementation changes,
1070# even if the new implementation produces different but correct results.
1071# It would be nice to test for wrong answers, but I can't see how to do that,
1072# so instead I'm checking for unexpected answers. (ie -2 becoming "-2" is not
1073# wrong, but I can't see an easy, reliable way to code that knowledge)
1074
1075# Numbers (seen by the tokeniser as numbers, stored as numbers.
1076  @numbers =
1077  (
1078   0, +1, -2, 3.0, +4.0, -5.0, 6.5, +7.5, -8.5,
1079    9,  +10,  -11,  12.0,  +13.0,  -14.0,  15.5,  +16.25,  -17.75,
1080  );
1081# Strings
1082  @strings =
1083  (
1084   "0", "+1", "-2", "3.0", "+4.0", "-5.0", "6.5", "+7.5", "-8.5", " 9",
1085   " +10", " -11", " 12.0", " +13.0", " -14.0", " 15.5", " +16.25", " -17.75",
1086  );
1087
1088# The perl code always does things the same way for numbers.
1089  $WANT_PL_N = <<'EOT';
1090#$VAR1 = 0;
1091#$VAR2 = 1;
1092#$VAR3 = -2;
1093#$VAR4 = 3;
1094#$VAR5 = 4;
1095#$VAR6 = -5;
1096#$VAR7 = '6.5';
1097#$VAR8 = '7.5';
1098#$VAR9 = '-8.5';
1099#$VAR10 = 9;
1100#$VAR11 = 10;
1101#$VAR12 = -11;
1102#$VAR13 = 12;
1103#$VAR14 = 13;
1104#$VAR15 = -14;
1105#$VAR16 = '15.5';
1106#$VAR17 = '16.25';
1107#$VAR18 = '-17.75';
1108EOT
1109# The perl code knows that 0 and -2 stringify exactly back to the strings,
1110# so it dumps them as numbers, not strings.
1111  $WANT_PL_S = <<'EOT';
1112#$VAR1 = 0;
1113#$VAR2 = '+1';
1114#$VAR3 = -2;
1115#$VAR4 = '3.0';
1116#$VAR5 = '+4.0';
1117#$VAR6 = '-5.0';
1118#$VAR7 = '6.5';
1119#$VAR8 = '+7.5';
1120#$VAR9 = '-8.5';
1121#$VAR10 = ' 9';
1122#$VAR11 = ' +10';
1123#$VAR12 = ' -11';
1124#$VAR13 = ' 12.0';
1125#$VAR14 = ' +13.0';
1126#$VAR15 = ' -14.0';
1127#$VAR16 = ' 15.5';
1128#$VAR17 = ' +16.25';
1129#$VAR18 = ' -17.75';
1130EOT
1131
1132# The XS code differs.
1133# These are the numbers as seen by the tokeniser. Constants aren't folded
1134# (which makes IVs where possible) so values the tokeniser thought were
1135# floating point are stored as NVs. The XS code outputs these as strings,
1136# but as it has converted them from NVs, leading + signs will not be there.
1137  $WANT_XS_N = <<'EOT';
1138#$VAR1 = 0;
1139#$VAR2 = 1;
1140#$VAR3 = -2;
1141#$VAR4 = '3';
1142#$VAR5 = '4';
1143#$VAR6 = '-5';
1144#$VAR7 = '6.5';
1145#$VAR8 = '7.5';
1146#$VAR9 = '-8.5';
1147#$VAR10 = 9;
1148#$VAR11 = 10;
1149#$VAR12 = -11;
1150#$VAR13 = '12';
1151#$VAR14 = '13';
1152#$VAR15 = '-14';
1153#$VAR16 = '15.5';
1154#$VAR17 = '16.25';
1155#$VAR18 = '-17.75';
1156EOT
1157
1158# These are the strings as seen by the tokeniser. The XS code will output
1159# these for all cases except where the scalar has been used in integer context
1160  $WANT_XS_S = <<'EOT';
1161#$VAR1 = '0';
1162#$VAR2 = '+1';
1163#$VAR3 = '-2';
1164#$VAR4 = '3.0';
1165#$VAR5 = '+4.0';
1166#$VAR6 = '-5.0';
1167#$VAR7 = '6.5';
1168#$VAR8 = '+7.5';
1169#$VAR9 = '-8.5';
1170#$VAR10 = ' 9';
1171#$VAR11 = ' +10';
1172#$VAR12 = ' -11';
1173#$VAR13 = ' 12.0';
1174#$VAR14 = ' +13.0';
1175#$VAR15 = ' -14.0';
1176#$VAR16 = ' 15.5';
1177#$VAR17 = ' +16.25';
1178#$VAR18 = ' -17.75';
1179EOT
1180
1181# These are the numbers as IV-ized by &
1182# These will differ from WANT_XS_N because now IV flags will be set on all
1183# values that were actually integer, and the XS code will then output these
1184# as numbers not strings.
1185  $WANT_XS_I = <<'EOT';
1186#$VAR1 = 0;
1187#$VAR2 = 1;
1188#$VAR3 = -2;
1189#$VAR4 = 3;
1190#$VAR5 = 4;
1191#$VAR6 = -5;
1192#$VAR7 = '6.5';
1193#$VAR8 = '7.5';
1194#$VAR9 = '-8.5';
1195#$VAR10 = 9;
1196#$VAR11 = 10;
1197#$VAR12 = -11;
1198#$VAR13 = 12;
1199#$VAR14 = 13;
1200#$VAR15 = -14;
1201#$VAR16 = '15.5';
1202#$VAR17 = '16.25';
1203#$VAR18 = '-17.75';
1204EOT
1205
1206# Some of these tests will be redundant.
1207@numbers_s = @numbers_i = @numbers_is = @numbers_n = @numbers_ns = @numbers_ni
1208  = @numbers_nis = @numbers;
1209@strings_s = @strings_i = @strings_is = @strings_n = @strings_ns = @strings_ni
1210  = @strings_nis = @strings;
1211# Use them in an integer context
1212foreach (@numbers_i, @numbers_ni, @numbers_nis, @numbers_is,
1213         @strings_i, @strings_ni, @strings_nis, @strings_is) {
1214  my $b = sprintf "%d", $_;
1215}
1216# Use them in a floating point context
1217foreach (@numbers_n, @numbers_ni, @numbers_nis, @numbers_ns,
1218         @strings_n, @strings_ni, @strings_nis, @strings_ns) {
1219  my $b = sprintf "%e", $_;
1220}
1221# Use them in a string context
1222foreach (@numbers_s, @numbers_is, @numbers_nis, @numbers_ns,
1223         @strings_s, @strings_is, @strings_nis, @strings_ns) {
1224  my $b = sprintf "%s", $_;
1225}
1226
1227# use Devel::Peek; Dump ($_) foreach @vanilla_c;
1228
1229$WANT=$WANT_PL_N;
1230TEST q(Data::Dumper->new(\@numbers)->Dump), 'Numbers';
1231TEST q(Data::Dumper->new(\@numbers_s)->Dump), 'Numbers PV';
1232TEST q(Data::Dumper->new(\@numbers_i)->Dump), 'Numbers IV';
1233TEST q(Data::Dumper->new(\@numbers_is)->Dump), 'Numbers IV,PV';
1234TEST q(Data::Dumper->new(\@numbers_n)->Dump), 'Numbers NV';
1235TEST q(Data::Dumper->new(\@numbers_ns)->Dump), 'Numbers NV,PV';
1236TEST q(Data::Dumper->new(\@numbers_ni)->Dump), 'Numbers NV,IV';
1237TEST q(Data::Dumper->new(\@numbers_nis)->Dump), 'Numbers NV,IV,PV';
1238$WANT=$WANT_PL_S;
1239TEST q(Data::Dumper->new(\@strings)->Dump), 'Strings';
1240TEST q(Data::Dumper->new(\@strings_s)->Dump), 'Strings PV';
1241TEST q(Data::Dumper->new(\@strings_i)->Dump), 'Strings IV';
1242TEST q(Data::Dumper->new(\@strings_is)->Dump), 'Strings IV,PV';
1243TEST q(Data::Dumper->new(\@strings_n)->Dump), 'Strings NV';
1244TEST q(Data::Dumper->new(\@strings_ns)->Dump), 'Strings NV,PV';
1245TEST q(Data::Dumper->new(\@strings_ni)->Dump), 'Strings NV,IV';
1246TEST q(Data::Dumper->new(\@strings_nis)->Dump), 'Strings NV,IV,PV';
1247if ($XS) {
1248 my $nv_preserves_uv = defined $Config{d_nv_preserves_uv};
1249 my $nv_preserves_uv_4bits = exists($Config{nv_preserves_uv_bits}) && $Config{nv_preserves_uv_bits} >= 4;
1250  $WANT=$WANT_XS_N;
1251  TEST q(Data::Dumper->new(\@numbers)->Dumpxs), 'XS Numbers';
1252  TEST q(Data::Dumper->new(\@numbers_s)->Dumpxs), 'XS Numbers PV';
1253 if ($nv_preserves_uv || $nv_preserves_uv_4bits) {
1254  $WANT=$WANT_XS_I;
1255  TEST q(Data::Dumper->new(\@numbers_i)->Dumpxs), 'XS Numbers IV';
1256  TEST q(Data::Dumper->new(\@numbers_is)->Dumpxs), 'XS Numbers IV,PV';
1257 } else {
1258  SKIP_TEST "NV does not preserve 4bits";
1259  SKIP_TEST "NV does not preserve 4bits";
1260 }
1261  $WANT=$WANT_XS_N;
1262  TEST q(Data::Dumper->new(\@numbers_n)->Dumpxs), 'XS Numbers NV';
1263  TEST q(Data::Dumper->new(\@numbers_ns)->Dumpxs), 'XS Numbers NV,PV';
1264 if ($nv_preserves_uv || $nv_preserves_uv_4bits) {
1265  $WANT=$WANT_XS_I;
1266  TEST q(Data::Dumper->new(\@numbers_ni)->Dumpxs), 'XS Numbers NV,IV';
1267  TEST q(Data::Dumper->new(\@numbers_nis)->Dumpxs), 'XS Numbers NV,IV,PV';
1268 } else {
1269  SKIP_TEST "NV does not preserve 4bits";
1270  SKIP_TEST "NV does not preserve 4bits";
1271 }
1272
1273  $WANT=$WANT_XS_S;
1274  TEST q(Data::Dumper->new(\@strings)->Dumpxs), 'XS Strings';
1275  TEST q(Data::Dumper->new(\@strings_s)->Dumpxs), 'XS Strings PV';
1276  # This one used to really mess up. New code actually emulates the .pm code
1277  $WANT=$WANT_PL_S;
1278  TEST q(Data::Dumper->new(\@strings_i)->Dumpxs), 'XS Strings IV';
1279  TEST q(Data::Dumper->new(\@strings_is)->Dumpxs), 'XS Strings IV,PV';
1280 if ($nv_preserves_uv || $nv_preserves_uv_4bits) {
1281  $WANT=$WANT_XS_S;
1282  TEST q(Data::Dumper->new(\@strings_n)->Dumpxs), 'XS Strings NV';
1283  TEST q(Data::Dumper->new(\@strings_ns)->Dumpxs), 'XS Strings NV,PV';
1284 } else {
1285  SKIP_TEST "NV does not preserve 4bits";
1286  SKIP_TEST "NV does not preserve 4bits";
1287 }
1288  # This one used to really mess up. New code actually emulates the .pm code
1289  $WANT=$WANT_PL_S;
1290  TEST q(Data::Dumper->new(\@strings_ni)->Dumpxs), 'XS Strings NV,IV';
1291  TEST q(Data::Dumper->new(\@strings_nis)->Dumpxs), 'XS Strings NV,IV,PV';
1292}
1293
1294{
1295  $a = "1\n";
1296############# 310
1297## Perl code was using /...$/ and hence missing the \n.
1298  $WANT = <<'EOT';
1299my $VAR1 = '42
1300';
1301EOT
1302
1303  # Can't pad with # as the output has an embedded newline.
1304  local $Data::Dumper::Pad = "my ";
1305  TEST q(Data::Dumper->Dump(["42\n"])), "number with trailing newline";
1306  TEST q(Data::Dumper->Dumpxs(["42\n"])), "XS number with trailing newline"
1307	if $XS;
1308}
1309
1310{
1311  @a = (
1312        999999999,
1313        1000000000,
1314        9999999999,
1315        10000000000,
1316        -999999999,
1317        -1000000000,
1318        -9999999999,
1319        -10000000000,
1320        4294967295,
1321        4294967296,
1322        -2147483648,
1323        -2147483649,
1324        );
1325############# 316
1326## Perl code flips over at 10 digits.
1327  $WANT = <<'EOT';
1328#$VAR1 = 999999999;
1329#$VAR2 = '1000000000';
1330#$VAR3 = '9999999999';
1331#$VAR4 = '10000000000';
1332#$VAR5 = -999999999;
1333#$VAR6 = '-1000000000';
1334#$VAR7 = '-9999999999';
1335#$VAR8 = '-10000000000';
1336#$VAR9 = '4294967295';
1337#$VAR10 = '4294967296';
1338#$VAR11 = '-2147483648';
1339#$VAR12 = '-2147483649';
1340EOT
1341
1342  TEST q(Data::Dumper->Dump(\@a)), "long integers";
1343
1344  if ($XS) {
1345## XS code flips over at 11 characters ("-" is a char) or larger than int.
1346    if (~0 == 0xFFFFFFFF) {
1347      # 32 bit system
1348      $WANT = <<'EOT';
1349#$VAR1 = 999999999;
1350#$VAR2 = 1000000000;
1351#$VAR3 = '9999999999';
1352#$VAR4 = '10000000000';
1353#$VAR5 = -999999999;
1354#$VAR6 = '-1000000000';
1355#$VAR7 = '-9999999999';
1356#$VAR8 = '-10000000000';
1357#$VAR9 = 4294967295;
1358#$VAR10 = '4294967296';
1359#$VAR11 = '-2147483648';
1360#$VAR12 = '-2147483649';
1361EOT
1362    } else {
1363      $WANT = <<'EOT';
1364#$VAR1 = 999999999;
1365#$VAR2 = 1000000000;
1366#$VAR3 = 9999999999;
1367#$VAR4 = '10000000000';
1368#$VAR5 = -999999999;
1369#$VAR6 = '-1000000000';
1370#$VAR7 = '-9999999999';
1371#$VAR8 = '-10000000000';
1372#$VAR9 = 4294967295;
1373#$VAR10 = 4294967296;
1374#$VAR11 = '-2147483648';
1375#$VAR12 = '-2147483649';
1376EOT
1377    }
1378    TEST q(Data::Dumper->Dumpxs(\@a)), "XS long integers";
1379  }
1380}
1381
1382#XXX}
1383{
1384    if ($Is_ebcdic) {
1385	$b = "Bad. XS didn't escape dollar sign";
1386############# 322
1387	$WANT = <<"EOT"; # Careful. This is '' string written inside '' here doc
1388#\$VAR1 = '\$b\"\@\\\\\xB1';
1389EOT
1390        $a = "\$b\"\@\\\xB1\x{100}";
1391	chop $a;
1392	TEST q(Data::Dumper->Dump([$a])), "utf8 flag with \" and \$";
1393	if ($XS) {
1394	    $WANT = <<'EOT'; # While this is "" string written inside "" here doc
1395#$VAR1 = "\$b\"\@\\\x{b1}";
1396EOT
1397            TEST q(Data::Dumper->Dumpxs([$a])), "XS utf8 flag with \" and \$";
1398	}
1399    } else {
1400	$b = "Bad. XS didn't escape dollar sign";
1401############# 322
1402	$WANT = <<"EOT"; # Careful. This is '' string written inside '' here doc
1403#\$VAR1 = '\$b\"\@\\\\\xA3';
1404EOT
1405
1406        $a = "\$b\"\@\\\xA3\x{100}";
1407	chop $a;
1408	TEST q(Data::Dumper->Dump([$a])), "utf8 flag with \" and \$";
1409	if ($XS) {
1410	    $WANT = <<'EOT'; # While this is "" string written inside "" here doc
1411#$VAR1 = "\$b\"\@\\\x{a3}";
1412EOT
1413            TEST q(Data::Dumper->Dumpxs([$a])), "XS utf8 flag with \" and \$";
1414	}
1415  }
1416  # XS used to produce "$b\"' which is 4 chars, not 3. [ie wrongly qq(\$b\\\")]
1417############# 328
1418  $WANT = <<'EOT';
1419#$VAR1 = '$b"';
1420EOT
1421
1422  $a = "\$b\"\x{100}";
1423  chop $a;
1424  TEST q(Data::Dumper->Dump([$a])), "utf8 flag with \" and \$";
1425  if ($XS) {
1426    TEST q(Data::Dumper->Dumpxs([$a])), "XS utf8 flag with \" and \$";
1427  }
1428
1429
1430  # XS used to produce 'D'oh!' which is well, D'oh!
1431  # Andreas found this one, which in turn discovered the previous two.
1432############# 334
1433  $WANT = <<'EOT';
1434#$VAR1 = 'D\'oh!';
1435EOT
1436
1437  $a = "D'oh!\x{100}";
1438  chop $a;
1439  TEST q(Data::Dumper->Dump([$a])), "utf8 flag with '";
1440  if ($XS) {
1441    TEST q(Data::Dumper->Dumpxs([$a])), "XS utf8 flag with '";
1442  }
1443}
1444
1445# Jarkko found that -Mutf8 caused some tests to fail.  Turns out that there
1446# was an otherwise untested code path in the XS for utf8 hash keys with purity
1447# 1
1448
1449{
1450  $WANT = <<'EOT';
1451#$ping = \*::ping;
1452#*::ping = \5;
1453#*::ping = {
1454#  "\x{decaf}\x{decaf}\x{decaf}\x{decaf}" => do{my $o}
1455#};
1456#*::ping{HASH}->{"\x{decaf}\x{decaf}\x{decaf}\x{decaf}"} = *::ping{SCALAR};
1457#%pong = %{*::ping{HASH}};
1458EOT
1459  local $Data::Dumper::Purity = 1;
1460  local $Data::Dumper::Sortkeys;
1461  $ping = 5;
1462  %ping = (chr (0xDECAF) x 4  =>\$ping);
1463  for $Data::Dumper::Sortkeys (0, 1) {
1464    if($] >= 5.007) {
1465      TEST (q(Data::Dumper->Dump([\\*ping, \\%ping], ['*ping', '*pong'])),
1466        "utf8: Purity 1: Sortkeys: Dump()");
1467      TEST (q(Data::Dumper->Dumpxs([\\*ping, \\%ping], ['*ping', '*pong'])),
1468        "utf8: Purity 1: Sortkeys: Dumpxs()")
1469        if $XS;
1470    } else {
1471      SKIP_TEST "Incomplete support for UTF-8 in old perls";
1472      SKIP_TEST "Incomplete support for UTF-8 in old perls";
1473    }
1474  }
1475}
1476
1477# XS for quotekeys==0 was not being defensive enough against utf8 flagged
1478# scalars
1479
1480{
1481  $WANT = <<'EOT';
1482#$VAR1 = {
1483#  perl => 'rocks'
1484#};
1485EOT
1486  local $Data::Dumper::Quotekeys = 0;
1487  my $k = 'perl' . chr 256;
1488  chop $k;
1489  %foo = ($k => 'rocks');
1490
1491  TEST q(Data::Dumper->Dump([\\%foo])), "quotekeys == 0 for utf8 flagged ASCII";
1492  TEST q(Data::Dumper->Dumpxs([\\%foo])),
1493    "XS quotekeys == 0 for utf8 flagged ASCII" if $XS;
1494}
1495############# 358
1496{
1497  $WANT = <<'EOT';
1498#$VAR1 = [
1499#  undef,
1500#  undef,
1501#  1
1502#];
1503EOT
1504    @foo = ();
1505    $foo[2] = 1;
1506    TEST q(Data::Dumper->Dump([\@foo])), 'Richard Clamp, Message-Id: <20030104005247.GA27685@mirth.demon.co.uk>: Dump()';
1507    TEST q(Data::Dumper->Dumpxs([\@foo])), 'Richard Clamp, Message-Id: <20030104005247.GA27685@mirth.demon.co.uk>: Dumpxs()'if $XS;
1508}
1509
1510############# 364
1511# Make sure $obj->Dumpxs returns the right thing in list context. This was
1512# broken by the initial attempt to fix [perl #74170].
1513$WANT = <<'EOT';
1514#$VAR1 = [];
1515EOT
1516TEST q(join " ", new Data::Dumper [[]],[] =>->Dumpxs),
1517    '$obj->Dumpxs in list context'
1518 if $XS;
1519
1520############# 366
1521{
1522  $WANT = <<'EOT';
1523#$VAR1 = [
1524#  "\0\1\2\3\4\5\6\a\b\t\n\13\f\r\16\17\20\21\22\23\24\25\26\27\30\31\32\e\34\35\36\37 !\"#\$%&'()*+,-./0123456789:;<=>?\@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377"
1525#];
1526EOT
1527
1528  $foo = [ join "", map chr, 0..255 ];
1529  local $Data::Dumper::Useqq = 1;
1530  TEST (q(Dumper($foo)), 'All latin1 characters: Dumper');
1531  TEST (q(Data::Dumper::DumperX($foo)), 'All latin1 characters: DumperX') if $XS;
1532}
1533
1534############# 372
1535{
1536  $WANT = <<'EOT';
1537#$VAR1 = [
1538#  "\0\1\2\3\4\5\6\a\b\t\n\13\f\r\16\17\20\21\22\23\24\25\26\27\30\31\32\e\34\35\36\37 !\"#\$%&'()*+,-./0123456789:;<=>?\@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\177\x{80}\x{81}\x{82}\x{83}\x{84}\x{85}\x{86}\x{87}\x{88}\x{89}\x{8a}\x{8b}\x{8c}\x{8d}\x{8e}\x{8f}\x{90}\x{91}\x{92}\x{93}\x{94}\x{95}\x{96}\x{97}\x{98}\x{99}\x{9a}\x{9b}\x{9c}\x{9d}\x{9e}\x{9f}\x{a0}\x{a1}\x{a2}\x{a3}\x{a4}\x{a5}\x{a6}\x{a7}\x{a8}\x{a9}\x{aa}\x{ab}\x{ac}\x{ad}\x{ae}\x{af}\x{b0}\x{b1}\x{b2}\x{b3}\x{b4}\x{b5}\x{b6}\x{b7}\x{b8}\x{b9}\x{ba}\x{bb}\x{bc}\x{bd}\x{be}\x{bf}\x{c0}\x{c1}\x{c2}\x{c3}\x{c4}\x{c5}\x{c6}\x{c7}\x{c8}\x{c9}\x{ca}\x{cb}\x{cc}\x{cd}\x{ce}\x{cf}\x{d0}\x{d1}\x{d2}\x{d3}\x{d4}\x{d5}\x{d6}\x{d7}\x{d8}\x{d9}\x{da}\x{db}\x{dc}\x{dd}\x{de}\x{df}\x{e0}\x{e1}\x{e2}\x{e3}\x{e4}\x{e5}\x{e6}\x{e7}\x{e8}\x{e9}\x{ea}\x{eb}\x{ec}\x{ed}\x{ee}\x{ef}\x{f0}\x{f1}\x{f2}\x{f3}\x{f4}\x{f5}\x{f6}\x{f7}\x{f8}\x{f9}\x{fa}\x{fb}\x{fc}\x{fd}\x{fe}\x{ff}\x{20ac}"
1539#];
1540EOT
1541
1542  $foo = [ join "", map chr, 0..255, 0x20ac ];
1543  local $Data::Dumper::Useqq = 1;
1544  if ($] < 5.007) {
1545    print "not ok " . (++$TNUM) . " # TODO - fails under 5.6\n" for 1..3;
1546  }
1547  else {
1548    TEST q(Dumper($foo)),
1549	 'All latin1 characters with utf8 flag including a wide character: Dumper';
1550  }
1551  TEST (q(Data::Dumper::DumperX($foo)),
1552    'All latin1 characters with utf8 flag including a wide character: DumperX')
1553    if $XS;
1554}
1555
1556############# 378
1557{
1558  # If XS cannot load, the pure-Perl version cannot deparse vstrings with
1559  # underscores properly.  In 5.8.0, vstrings are just strings.
1560  my $no_vstrings = <<'NOVSTRINGS';
1561#$a = \'ABC';
1562#$b = \'ABC';
1563#$c = \'ABC';
1564#$d = \'ABC';
1565NOVSTRINGS
1566  my $vstrings_corr = <<'VSTRINGS_CORRECT';
1567#$a = \v65.66.67;
1568#$b = \v65.66.067;
1569#$c = \v65.66.6_7;
1570#$d = \'ABC';
1571VSTRINGS_CORRECT
1572  $WANT = $] <= 5.0080001
1573          ? $no_vstrings
1574          : $vstrings_corr;
1575
1576  @::_v = (
1577    \v65.66.67,
1578    \($] < 5.007 ? v65.66.67 : eval 'v65.66.067'),
1579    \v65.66.6_7,
1580    \~v190.189.188
1581  );
1582  if ($] >= 5.010) {
1583    TEST q(Data::Dumper->Dump(\@::_v, [qw(a b c d)])), 'vstrings';
1584    TEST q(Data::Dumper->Dumpxs(\@::_v, [qw(a b c d)])), 'xs vstrings'
1585      if $XS;
1586  }
1587  else { # Skip tests before 5.10. vstrings considered funny before
1588    SKIP_TEST "vstrings considered funny before 5.10.0";
1589    SKIP_TEST "vstrings considered funny before 5.10.0 (XS)"
1590      if $XS;
1591  }
1592}
1593
1594############# 384
1595{
1596  # [perl #107372] blessed overloaded globs
1597  $WANT = <<'EOW';
1598#$VAR1 = bless( \*::finkle, 'overtest' );
1599EOW
1600  {
1601    package overtest;
1602    use overload fallback=>1, q\""\=>sub{"oaoaa"};
1603  }
1604  TEST q(Data::Dumper->Dump([bless \*finkle, "overtest"])),
1605    'blessed overloaded globs';
1606  TEST q(Data::Dumper->Dumpxs([\*finkle])), 'blessed overloaded globs (xs)'
1607    if $XS;
1608}
1609############# 390
1610{
1611  # [perl #74798] uncovered behaviour
1612  $WANT = <<'EOW';
1613#$VAR1 = "\0000";
1614EOW
1615  local $Data::Dumper::Useqq = 1;
1616  TEST q(Data::Dumper->Dump(["\x000"])),
1617    "\\ octal followed by digit";
1618  TEST q(Data::Dumper->Dumpxs(["\x000"])), '\\ octal followed by digit (xs)'
1619    if $XS;
1620
1621  $WANT = <<'EOW';
1622#$VAR1 = "\x{100}\0000";
1623EOW
1624  local $Data::Dumper::Useqq = 1;
1625  TEST q(Data::Dumper->Dump(["\x{100}\x000"])),
1626    "\\ octal followed by digit unicode";
1627  TEST q(Data::Dumper->Dumpxs(["\x{100}\x000"])), '\\ octal followed by digit unicode (xs)'
1628    if $XS;
1629
1630
1631  $WANT = <<'EOW';
1632#$VAR1 = "\0\x{660}";
1633EOW
1634  TEST q(Data::Dumper->Dump(["\\x00\\x{0660}"])),
1635    "\\ octal followed by unicode digit";
1636  TEST q(Data::Dumper->Dumpxs(["\\x00\\x{0660}"])), '\\ octal followed by unicode digit (xs)'
1637    if $XS;
1638
1639  # [perl #118933 - handling of digits
1640$WANT = <<'EOW';
1641#$VAR1 = 0;
1642#$VAR2 = 1;
1643#$VAR3 = 90;
1644#$VAR4 = -10;
1645#$VAR5 = "010";
1646#$VAR6 = 112345678;
1647#$VAR7 = "1234567890";
1648EOW
1649  TEST q(Data::Dumper->Dump([0, 1, 90, -10, "010", "112345678", "1234567890" ])),
1650    "numbers and number-like scalars";
1651
1652  TEST q(Data::Dumper->Dumpxs([0, 1, 90, -10, "010", "112345678", "1234567890" ])),
1653    "numbers and number-like scalars"
1654    if $XS;
1655}
1656############# 426
1657{
1658  # [perl #82948]
1659  # re::regexp_pattern was moved to universal.c in v5.10.0-252-g192c1e2
1660  # and apparently backported to maint-5.10
1661  $WANT = $] > 5.010 ? <<'NEW' : <<'OLD';
1662#$VAR1 = qr/abc/;
1663#$VAR2 = qr/abc/i;
1664NEW
1665#$VAR1 = qr/(?-xism:abc)/;
1666#$VAR2 = qr/(?i-xsm:abc)/;
1667OLD
1668  TEST q(Data::Dumper->Dump([ qr/abc/, qr/abc/i ])), "qr//";
1669  TEST q(Data::Dumper->Dumpxs([ qr/abc/, qr/abc/i ])), "qr// xs"
1670    if $XS;
1671}
1672############# 432
1673