Commit | Line | Data |
77fd2717 |
1 | #!./perl |
2 | |
a0d0e21e |
3 | BEGIN { |
77fd2717 |
4 | unless(grep /blib/, @INC) { |
5 | chdir 't' if -d 't'; |
6 | @INC = '../lib' if -d '../lib'; |
7 | } |
8 | } |
9 | |
bb50757b |
10 | use warnings; |
11 | use strict; |
77fd2717 |
12 | use Config; |
13 | |
14 | BEGIN { |
15 | if(-d "lib" && -f "TEST") { |
16 | if ($Config{'extensions'} !~ /\bDB_File\b/ ) { |
bb50757b |
17 | print "1..0 # Skip: DB_File was not built\n"; |
77fd2717 |
18 | exit 0; |
19 | } |
a0d0e21e |
20 | } |
21 | } |
22 | |
23 | use DB_File; |
24 | use Fcntl; |
25 | |
0bf2e707 |
26 | print "1..117\n"; |
f6b705ef |
27 | |
28 | sub ok |
29 | { |
30 | my $no = shift ; |
31 | my $result = shift ; |
32 | |
33 | print "not " unless $result ; |
34 | print "ok $no\n" ; |
35 | } |
a0d0e21e |
36 | |
2c2d71f5 |
37 | { |
38 | package Redirect ; |
39 | use Symbol ; |
40 | |
41 | sub new |
42 | { |
43 | my $class = shift ; |
44 | my $filename = shift ; |
45 | my $fh = gensym ; |
46 | open ($fh, ">$filename") || die "Cannot open $filename: $!" ; |
47 | my $real_stdout = select($fh) ; |
48 | return bless [$fh, $real_stdout ] ; |
49 | |
50 | } |
51 | sub DESTROY |
52 | { |
53 | my $self = shift ; |
54 | close $self->[0] ; |
55 | select($self->[1]) ; |
56 | } |
57 | } |
58 | |
59 | sub docat_del |
60 | { |
61 | my $file = shift; |
62 | local $/ = undef; |
63 | open(CAT,$file) || die "Cannot open $file: $!"; |
64 | my $result = <CAT>; |
65 | close(CAT); |
77fd2717 |
66 | $result = normalise($result) ; |
2c2d71f5 |
67 | unlink $file ; |
68 | return $result; |
69 | } |
70 | |
77fd2717 |
71 | sub normalise |
72 | { |
73 | my $data = shift ; |
74 | $data =~ s#\r\n#\n#g |
75 | if $^O eq 'cygwin' ; |
76 | return $data ; |
77 | } |
78 | |
79 | |
80 | |
9fe6733a |
81 | my $Dfile = "dbhash.tmp"; |
3245f058 |
82 | my $null_keys_allowed = ($DB_File::db_ver < 2.004010 |
83 | || $DB_File::db_ver >= 3.1 ); |
84 | |
a0d0e21e |
85 | unlink $Dfile; |
86 | |
87 | umask(0); |
88 | |
89 | # Check the interface to HASHINFO |
90 | |
f6b705ef |
91 | my $dbh = new DB_File::HASHINFO ; |
92 | |
3fe9a6f1 |
93 | ok(1, ! defined $dbh->{bsize}) ; |
94 | ok(2, ! defined $dbh->{ffactor}) ; |
95 | ok(3, ! defined $dbh->{nelem}) ; |
96 | ok(4, ! defined $dbh->{cachesize}) ; |
97 | ok(5, ! defined $dbh->{hash}) ; |
98 | ok(6, ! defined $dbh->{lorder}) ; |
a0d0e21e |
99 | |
100 | $dbh->{bsize} = 3000 ; |
f6b705ef |
101 | ok(7, $dbh->{bsize} == 3000 ); |
a0d0e21e |
102 | |
103 | $dbh->{ffactor} = 9000 ; |
f6b705ef |
104 | ok(8, $dbh->{ffactor} == 9000 ); |
105 | |
a0d0e21e |
106 | $dbh->{nelem} = 400 ; |
f6b705ef |
107 | ok(9, $dbh->{nelem} == 400 ); |
a0d0e21e |
108 | |
109 | $dbh->{cachesize} = 65 ; |
f6b705ef |
110 | ok(10, $dbh->{cachesize} == 65 ); |
a0d0e21e |
111 | |
112 | $dbh->{hash} = "abc" ; |
f6b705ef |
113 | ok(11, $dbh->{hash} eq "abc" ); |
a0d0e21e |
114 | |
115 | $dbh->{lorder} = 1234 ; |
f6b705ef |
116 | ok(12, $dbh->{lorder} == 1234 ); |
a0d0e21e |
117 | |
118 | # Check that an invalid entry is caught both for store & fetch |
119 | eval '$dbh->{fred} = 1234' ; |
f6b705ef |
120 | ok(13, $@ =~ /^DB_File::HASHINFO::STORE - Unknown element 'fred' at/ ); |
610ab055 |
121 | eval 'my $q = $dbh->{fred}' ; |
f6b705ef |
122 | ok(14, $@ =~ /^DB_File::HASHINFO::FETCH - Unknown element 'fred' at/ ); |
a0d0e21e |
123 | |
610ab055 |
124 | |
a0d0e21e |
125 | # Now check the interface to HASH |
3245f058 |
126 | my ($X, %h); |
f6b705ef |
127 | ok(15, $X = tie(%h, 'DB_File',$Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
05a54443 |
128 | die "Could not tie: $!" unless $X; |
a0d0e21e |
129 | |
3245f058 |
130 | my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime, |
a0d0e21e |
131 | $blksize,$blocks) = stat($Dfile); |
77fd2717 |
132 | |
133 | my %noMode = map { $_, 1} qw( amigaos MSWin32 NetWare cygwin ) ; |
134 | |
d536870a |
135 | ok(16, ($mode & 0777) == (($^O eq 'os2' || $^O eq 'MacOS') ? 0666 : 0640) || |
77fd2717 |
136 | $noMode{$^O} ); |
a0d0e21e |
137 | |
3245f058 |
138 | my ($key, $value, $i); |
a0d0e21e |
139 | while (($key,$value) = each(%h)) { |
140 | $i++; |
141 | } |
f6b705ef |
142 | ok(17, !$i ); |
a0d0e21e |
143 | |
144 | $h{'goner1'} = 'snork'; |
145 | |
146 | $h{'abc'} = 'ABC'; |
f6b705ef |
147 | ok(18, $h{'abc'} eq 'ABC' ); |
148 | ok(19, !defined $h{'jimmy'} ); |
149 | ok(20, !exists $h{'jimmy'} ); |
150 | ok(21, exists $h{'abc'} ); |
a0d0e21e |
151 | |
152 | $h{'def'} = 'DEF'; |
153 | $h{'jkl','mno'} = "JKL\034MNO"; |
154 | $h{'a',2,3,4,5} = join("\034",'A',2,3,4,5); |
155 | $h{'a'} = 'A'; |
156 | |
157 | #$h{'b'} = 'B'; |
158 | $X->STORE('b', 'B') ; |
159 | |
160 | $h{'c'} = 'C'; |
161 | |
162 | #$h{'d'} = 'D'; |
163 | $X->put('d', 'D') ; |
164 | |
165 | $h{'e'} = 'E'; |
166 | $h{'f'} = 'F'; |
167 | $h{'g'} = 'X'; |
168 | $h{'h'} = 'H'; |
169 | $h{'i'} = 'I'; |
170 | |
171 | $h{'goner2'} = 'snork'; |
172 | delete $h{'goner2'}; |
173 | |
174 | |
175 | # IMPORTANT - $X must be undefined before the untie otherwise the |
176 | # underlying DB close routine will not get called. |
177 | undef $X ; |
178 | untie(%h); |
179 | |
180 | |
181 | # tie to the same file again, do not supply a type - should default to HASH |
f6b705ef |
182 | ok(22, $X = tie(%h,'DB_File',$Dfile, O_RDWR, 0640) ); |
a0d0e21e |
183 | |
184 | # Modify an entry from the previous tie |
185 | $h{'g'} = 'G'; |
186 | |
187 | $h{'j'} = 'J'; |
188 | $h{'k'} = 'K'; |
189 | $h{'l'} = 'L'; |
190 | $h{'m'} = 'M'; |
191 | $h{'n'} = 'N'; |
192 | $h{'o'} = 'O'; |
193 | $h{'p'} = 'P'; |
194 | $h{'q'} = 'Q'; |
195 | $h{'r'} = 'R'; |
196 | $h{'s'} = 'S'; |
197 | $h{'t'} = 'T'; |
198 | $h{'u'} = 'U'; |
199 | $h{'v'} = 'V'; |
200 | $h{'w'} = 'W'; |
201 | $h{'x'} = 'X'; |
202 | $h{'y'} = 'Y'; |
203 | $h{'z'} = 'Z'; |
204 | |
205 | $h{'goner3'} = 'snork'; |
206 | |
207 | delete $h{'goner1'}; |
208 | $X->DELETE('goner3'); |
209 | |
3245f058 |
210 | my @keys = keys(%h); |
211 | my @values = values(%h); |
a0d0e21e |
212 | |
f6b705ef |
213 | ok(23, $#keys == 29 && $#values == 29) ; |
a0d0e21e |
214 | |
f6b705ef |
215 | $i = 0 ; |
55d68b4a |
216 | while (($key,$value) = each(%h)) { |
2f52a358 |
217 | if ($key eq $keys[$i] && $value eq $values[$i] && $key eq lc($value)) { |
a0d0e21e |
218 | $key =~ y/a-z/A-Z/; |
219 | $i++ if $key eq $value; |
220 | } |
221 | } |
222 | |
f6b705ef |
223 | ok(24, $i == 30) ; |
a0d0e21e |
224 | |
55d68b4a |
225 | @keys = ('blurfl', keys(%h), 'dyick'); |
f6b705ef |
226 | ok(25, $#keys == 31) ; |
a0d0e21e |
227 | |
228 | $h{'foo'} = ''; |
f6b705ef |
229 | ok(26, $h{'foo'} eq '' ); |
a0d0e21e |
230 | |
3245f058 |
231 | # Berkeley DB from version 2.4.10 to 3.0 does not allow null keys. |
232 | # This feature was reenabled in version 3.1 of Berkeley DB. |
233 | my $result = 0 ; |
234 | if ($null_keys_allowed) { |
235 | $h{''} = 'bar'; |
236 | $result = ( $h{''} eq 'bar' ); |
237 | } |
238 | else |
239 | { $result = 1 } |
240 | ok(27, $result) ; |
a0d0e21e |
241 | |
242 | # check cache overflow and numeric keys and contents |
3245f058 |
243 | my $ok = 1; |
a0d0e21e |
244 | for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; } |
245 | for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; } |
f6b705ef |
246 | ok(28, $ok ); |
a0d0e21e |
247 | |
248 | ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime, |
249 | $blksize,$blocks) = stat($Dfile); |
f6b705ef |
250 | ok(29, $size > 0 ); |
a0d0e21e |
251 | |
252 | @h{0..200} = 200..400; |
3245f058 |
253 | my @foo = @h{0..200}; |
f6b705ef |
254 | ok(30, join(':',200..400) eq join(':',@foo) ); |
a0d0e21e |
255 | |
256 | |
257 | # Now check all the non-tie specific stuff |
258 | |
259 | # Check NOOVERWRITE will make put fail when attempting to overwrite |
260 | # an existing record. |
261 | |
3245f058 |
262 | my $status = $X->put( 'x', 'newvalue', R_NOOVERWRITE) ; |
f6b705ef |
263 | ok(31, $status == 1 ); |
a0d0e21e |
264 | |
265 | # check that the value of the key 'x' has not been changed by the |
266 | # previous test |
f6b705ef |
267 | ok(32, $h{'x'} eq 'X' ); |
a0d0e21e |
268 | |
269 | # standard put |
270 | $status = $X->put('key', 'value') ; |
f6b705ef |
271 | ok(33, $status == 0 ); |
a0d0e21e |
272 | |
273 | #check that previous put can be retrieved |
f6b705ef |
274 | $value = 0 ; |
a0d0e21e |
275 | $status = $X->get('key', $value) ; |
f6b705ef |
276 | ok(34, $status == 0 ); |
277 | ok(35, $value eq 'value' ); |
a0d0e21e |
278 | |
279 | # Attempting to delete an existing key should work |
280 | |
281 | $status = $X->del('q') ; |
f6b705ef |
282 | ok(36, $status == 0 ); |
a0d0e21e |
283 | |
284 | # Make sure that the key deleted, cannot be retrieved |
3245f058 |
285 | { |
286 | no warnings 'uninitialized' ; |
287 | ok(37, $h{'q'} eq undef ); |
288 | } |
a0d0e21e |
289 | |
290 | # Attempting to delete a non-existant key should fail |
291 | |
292 | $status = $X->del('joe') ; |
f6b705ef |
293 | ok(38, $status == 1 ); |
a0d0e21e |
294 | |
295 | # Check the get interface |
296 | |
297 | # First a non-existing key |
298 | $status = $X->get('aaaa', $value) ; |
f6b705ef |
299 | ok(39, $status == 1 ); |
a0d0e21e |
300 | |
301 | # Next an existing key |
302 | $status = $X->get('a', $value) ; |
f6b705ef |
303 | ok(40, $status == 0 ); |
304 | ok(41, $value eq 'A' ); |
a0d0e21e |
305 | |
306 | # seq |
307 | # ### |
308 | |
309 | # ditto, but use put to replace the key/value pair. |
310 | |
311 | # use seq to walk backwards through a file - check that this reversed is |
312 | |
313 | # check seq FIRST/LAST |
314 | |
315 | # sync |
316 | # #### |
317 | |
318 | $status = $X->sync ; |
f6b705ef |
319 | ok(42, $status == 0 ); |
a0d0e21e |
320 | |
321 | |
322 | # fd |
323 | # ## |
324 | |
325 | $status = $X->fd ; |
f6b705ef |
326 | ok(43, $status != 0 ); |
a0d0e21e |
327 | |
328 | undef $X ; |
329 | untie %h ; |
330 | |
331 | unlink $Dfile; |
332 | |
f6b705ef |
333 | # clear |
334 | # ##### |
335 | |
336 | ok(44, tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
337 | foreach (1 .. 10) |
338 | { $h{$_} = $_ * 100 } |
339 | |
340 | # check that there are 10 elements in the hash |
341 | $i = 0 ; |
342 | while (($key,$value) = each(%h)) { |
343 | $i++; |
344 | } |
345 | ok(45, $i == 10); |
346 | |
347 | # now clear the hash |
348 | %h = () ; |
349 | |
350 | # check it is empty |
351 | $i = 0 ; |
352 | while (($key,$value) = each(%h)) { |
353 | $i++; |
354 | } |
355 | ok(46, $i == 0); |
356 | |
357 | untie %h ; |
358 | unlink $Dfile ; |
359 | |
360 | |
a0d0e21e |
361 | # Now try an in memory file |
f6b705ef |
362 | ok(47, $X = tie(%h, 'DB_File',undef, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
a0d0e21e |
363 | |
364 | # fd with an in memory file should return fail |
365 | $status = $X->fd ; |
f6b705ef |
366 | ok(48, $status == -1 ); |
a0d0e21e |
367 | |
a0d0e21e |
368 | undef $X ; |
610ab055 |
369 | untie %h ; |
370 | |
371 | { |
372 | # check ability to override the default hashing |
373 | my %x ; |
374 | my $filename = "xyz" ; |
375 | my $hi = new DB_File::HASHINFO ; |
376 | $::count = 0 ; |
377 | $hi->{hash} = sub { ++$::count ; length $_[0] } ; |
378 | ok(49, tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $hi ) ; |
379 | $h{"abc"} = 123 ; |
380 | ok(50, $h{"abc"} == 123) ; |
381 | untie %x ; |
382 | unlink $filename ; |
383 | ok(51, $::count >0) ; |
384 | } |
a0d0e21e |
385 | |
05475680 |
386 | { |
387 | # check that attempting to tie an array to a DB_HASH will fail |
388 | |
389 | my $filename = "xyz" ; |
390 | my @x ; |
391 | eval { tie @x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_HASH ; } ; |
392 | ok(52, $@ =~ /^DB_File can only tie an associative array to a DB_HASH database/) ; |
393 | unlink $filename ; |
394 | } |
395 | |
a6ed719b |
396 | { |
397 | # sub-class test |
398 | |
399 | package Another ; |
400 | |
3245f058 |
401 | use warnings ; |
a6ed719b |
402 | use strict ; |
403 | |
404 | open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ; |
405 | print FILE <<'EOM' ; |
406 | |
407 | package SubDB ; |
408 | |
3245f058 |
409 | use warnings ; |
a6ed719b |
410 | use strict ; |
07200f1b |
411 | our (@ISA, @EXPORT); |
a6ed719b |
412 | |
413 | require Exporter ; |
414 | use DB_File; |
415 | @ISA=qw(DB_File); |
416 | @EXPORT = @DB_File::EXPORT ; |
417 | |
418 | sub STORE { |
419 | my $self = shift ; |
420 | my $key = shift ; |
421 | my $value = shift ; |
422 | $self->SUPER::STORE($key, $value * 2) ; |
423 | } |
424 | |
425 | sub FETCH { |
426 | my $self = shift ; |
427 | my $key = shift ; |
428 | $self->SUPER::FETCH($key) - 1 ; |
429 | } |
430 | |
431 | sub put { |
432 | my $self = shift ; |
433 | my $key = shift ; |
434 | my $value = shift ; |
435 | $self->SUPER::put($key, $value * 3) ; |
436 | } |
437 | |
438 | sub get { |
439 | my $self = shift ; |
440 | $self->SUPER::get($_[0], $_[1]) ; |
441 | $_[1] -= 2 ; |
442 | } |
443 | |
444 | sub A_new_method |
445 | { |
446 | my $self = shift ; |
447 | my $key = shift ; |
448 | my $value = $self->FETCH($key) ; |
449 | return "[[$value]]" ; |
450 | } |
451 | |
452 | 1 ; |
453 | EOM |
454 | |
455 | close FILE ; |
456 | |
a9fd575d |
457 | BEGIN { push @INC, '.'; } |
a6ed719b |
458 | eval 'use SubDB ; '; |
459 | main::ok(53, $@ eq "") ; |
460 | my %h ; |
461 | my $X ; |
462 | eval ' |
463 | $X = tie(%h, "SubDB","dbhash.tmp", O_RDWR|O_CREAT, 0640, $DB_HASH ); |
464 | ' ; |
465 | |
466 | main::ok(54, $@ eq "") ; |
467 | |
468 | my $ret = eval '$h{"fred"} = 3 ; return $h{"fred"} ' ; |
469 | main::ok(55, $@ eq "") ; |
470 | main::ok(56, $ret == 5) ; |
471 | |
472 | my $value = 0; |
473 | $ret = eval '$X->put("joe", 4) ; $X->get("joe", $value) ; return $value' ; |
474 | main::ok(57, $@ eq "") ; |
475 | main::ok(58, $ret == 10) ; |
476 | |
477 | $ret = eval ' R_NEXT eq main::R_NEXT ' ; |
478 | main::ok(59, $@ eq "" ) ; |
479 | main::ok(60, $ret == 1) ; |
480 | |
481 | $ret = eval '$X->A_new_method("joe") ' ; |
482 | main::ok(61, $@ eq "") ; |
483 | main::ok(62, $ret eq "[[11]]") ; |
484 | |
fac76ed7 |
485 | undef $X; |
486 | untie(%h); |
a6ed719b |
487 | unlink "SubDB.pm", "dbhash.tmp" ; |
488 | |
489 | } |
9fe6733a |
490 | |
491 | { |
492 | # DBM Filter tests |
3245f058 |
493 | use warnings ; |
9fe6733a |
494 | use strict ; |
495 | my (%h, $db) ; |
496 | my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
497 | unlink $Dfile; |
498 | |
499 | sub checkOutput |
500 | { |
501 | my($fk, $sk, $fv, $sv) = @_ ; |
502 | return |
503 | $fetch_key eq $fk && $store_key eq $sk && |
504 | $fetch_value eq $fv && $store_value eq $sv && |
505 | $_ eq 'original' ; |
506 | } |
507 | |
508 | ok(63, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
509 | |
510 | $db->filter_fetch_key (sub { $fetch_key = $_ }) ; |
511 | $db->filter_store_key (sub { $store_key = $_ }) ; |
512 | $db->filter_fetch_value (sub { $fetch_value = $_}) ; |
513 | $db->filter_store_value (sub { $store_value = $_ }) ; |
514 | |
515 | $_ = "original" ; |
516 | |
517 | $h{"fred"} = "joe" ; |
518 | # fk sk fv sv |
519 | ok(64, checkOutput( "", "fred", "", "joe")) ; |
520 | |
521 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
522 | ok(65, $h{"fred"} eq "joe"); |
523 | # fk sk fv sv |
524 | ok(66, checkOutput( "", "fred", "joe", "")) ; |
525 | |
526 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
527 | ok(67, $db->FIRSTKEY() eq "fred") ; |
528 | # fk sk fv sv |
529 | ok(68, checkOutput( "fred", "", "", "")) ; |
530 | |
531 | # replace the filters, but remember the previous set |
532 | my ($old_fk) = $db->filter_fetch_key |
533 | (sub { $_ = uc $_ ; $fetch_key = $_ }) ; |
534 | my ($old_sk) = $db->filter_store_key |
535 | (sub { $_ = lc $_ ; $store_key = $_ }) ; |
536 | my ($old_fv) = $db->filter_fetch_value |
537 | (sub { $_ = "[$_]"; $fetch_value = $_ }) ; |
538 | my ($old_sv) = $db->filter_store_value |
539 | (sub { s/o/x/g; $store_value = $_ }) ; |
540 | |
541 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
542 | $h{"Fred"} = "Joe" ; |
543 | # fk sk fv sv |
544 | ok(69, checkOutput( "", "fred", "", "Jxe")) ; |
545 | |
546 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
547 | ok(70, $h{"Fred"} eq "[Jxe]"); |
548 | # fk sk fv sv |
549 | ok(71, checkOutput( "", "fred", "[Jxe]", "")) ; |
550 | |
551 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
552 | ok(72, $db->FIRSTKEY() eq "FRED") ; |
553 | # fk sk fv sv |
554 | ok(73, checkOutput( "FRED", "", "", "")) ; |
555 | |
556 | # put the original filters back |
557 | $db->filter_fetch_key ($old_fk); |
558 | $db->filter_store_key ($old_sk); |
559 | $db->filter_fetch_value ($old_fv); |
560 | $db->filter_store_value ($old_sv); |
561 | |
562 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
563 | $h{"fred"} = "joe" ; |
564 | ok(74, checkOutput( "", "fred", "", "joe")) ; |
565 | |
566 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
567 | ok(75, $h{"fred"} eq "joe"); |
568 | ok(76, checkOutput( "", "fred", "joe", "")) ; |
569 | |
570 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
571 | ok(77, $db->FIRSTKEY() eq "fred") ; |
572 | ok(78, checkOutput( "fred", "", "", "")) ; |
573 | |
574 | # delete the filters |
575 | $db->filter_fetch_key (undef); |
576 | $db->filter_store_key (undef); |
577 | $db->filter_fetch_value (undef); |
578 | $db->filter_store_value (undef); |
579 | |
580 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
581 | $h{"fred"} = "joe" ; |
582 | ok(79, checkOutput( "", "", "", "")) ; |
583 | |
584 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
585 | ok(80, $h{"fred"} eq "joe"); |
586 | ok(81, checkOutput( "", "", "", "")) ; |
587 | |
588 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
589 | ok(82, $db->FIRSTKEY() eq "fred") ; |
590 | ok(83, checkOutput( "", "", "", "")) ; |
591 | |
592 | undef $db ; |
593 | untie %h; |
594 | unlink $Dfile; |
595 | } |
596 | |
597 | { |
598 | # DBM Filter with a closure |
599 | |
3245f058 |
600 | use warnings ; |
9fe6733a |
601 | use strict ; |
602 | my (%h, $db) ; |
603 | |
604 | unlink $Dfile; |
605 | ok(84, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
606 | |
607 | my %result = () ; |
608 | |
609 | sub Closure |
610 | { |
611 | my ($name) = @_ ; |
612 | my $count = 0 ; |
613 | my @kept = () ; |
614 | |
615 | return sub { ++$count ; |
616 | push @kept, $_ ; |
617 | $result{$name} = "$name - $count: [@kept]" ; |
618 | } |
619 | } |
620 | |
621 | $db->filter_store_key(Closure("store key")) ; |
622 | $db->filter_store_value(Closure("store value")) ; |
623 | $db->filter_fetch_key(Closure("fetch key")) ; |
624 | $db->filter_fetch_value(Closure("fetch value")) ; |
625 | |
626 | $_ = "original" ; |
627 | |
628 | $h{"fred"} = "joe" ; |
629 | ok(85, $result{"store key"} eq "store key - 1: [fred]"); |
630 | ok(86, $result{"store value"} eq "store value - 1: [joe]"); |
631 | ok(87, ! defined $result{"fetch key"} ); |
632 | ok(88, ! defined $result{"fetch value"} ); |
633 | ok(89, $_ eq "original") ; |
634 | |
635 | ok(90, $db->FIRSTKEY() eq "fred") ; |
636 | ok(91, $result{"store key"} eq "store key - 1: [fred]"); |
637 | ok(92, $result{"store value"} eq "store value - 1: [joe]"); |
638 | ok(93, $result{"fetch key"} eq "fetch key - 1: [fred]"); |
639 | ok(94, ! defined $result{"fetch value"} ); |
640 | ok(95, $_ eq "original") ; |
641 | |
642 | $h{"jim"} = "john" ; |
643 | ok(96, $result{"store key"} eq "store key - 2: [fred jim]"); |
644 | ok(97, $result{"store value"} eq "store value - 2: [joe john]"); |
645 | ok(98, $result{"fetch key"} eq "fetch key - 1: [fred]"); |
646 | ok(99, ! defined $result{"fetch value"} ); |
647 | ok(100, $_ eq "original") ; |
648 | |
649 | ok(101, $h{"fred"} eq "joe"); |
650 | ok(102, $result{"store key"} eq "store key - 3: [fred jim fred]"); |
651 | ok(103, $result{"store value"} eq "store value - 2: [joe john]"); |
652 | ok(104, $result{"fetch key"} eq "fetch key - 1: [fred]"); |
653 | ok(105, $result{"fetch value"} eq "fetch value - 1: [joe]"); |
654 | ok(106, $_ eq "original") ; |
655 | |
656 | undef $db ; |
657 | untie %h; |
658 | unlink $Dfile; |
659 | } |
660 | |
661 | { |
662 | # DBM Filter recursion detection |
3245f058 |
663 | use warnings ; |
9fe6733a |
664 | use strict ; |
665 | my (%h, $db) ; |
666 | unlink $Dfile; |
667 | |
668 | ok(107, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
669 | |
670 | $db->filter_store_key (sub { $_ = $h{$_} }) ; |
671 | |
672 | eval '$h{1} = 1234' ; |
673 | ok(108, $@ =~ /^recursion detected in filter_store_key at/ ); |
674 | |
675 | undef $db ; |
676 | untie %h; |
677 | unlink $Dfile; |
678 | } |
679 | |
2c2d71f5 |
680 | |
681 | { |
682 | # Examples from the POD |
683 | |
684 | my $file = "xyzt" ; |
685 | { |
686 | my $redirect = new Redirect $file ; |
687 | |
3245f058 |
688 | use warnings FATAL => qw(all); |
2c2d71f5 |
689 | use strict ; |
690 | use DB_File ; |
07200f1b |
691 | our (%h, $k, $v); |
2c2d71f5 |
692 | |
693 | unlink "fruit" ; |
694 | tie %h, "DB_File", "fruit", O_RDWR|O_CREAT, 0640, $DB_HASH |
695 | or die "Cannot open file 'fruit': $!\n"; |
696 | |
697 | # Add a few key/value pairs to the file |
698 | $h{"apple"} = "red" ; |
699 | $h{"orange"} = "orange" ; |
700 | $h{"banana"} = "yellow" ; |
701 | $h{"tomato"} = "red" ; |
702 | |
703 | # Check for existence of a key |
704 | print "Banana Exists\n\n" if $h{"banana"} ; |
705 | |
706 | # Delete a key/value pair. |
707 | delete $h{"apple"} ; |
708 | |
709 | # print the contents of the file |
710 | while (($k, $v) = each %h) |
711 | { print "$k -> $v\n" } |
712 | |
713 | untie %h ; |
714 | |
715 | unlink "fruit" ; |
716 | } |
717 | |
718 | ok(109, docat_del($file) eq <<'EOM') ; |
719 | Banana Exists |
720 | |
721 | orange -> orange |
722 | tomato -> red |
723 | banana -> yellow |
724 | EOM |
725 | |
726 | } |
727 | |
cbc5248d |
728 | { |
729 | # Bug ID 20001013.009 |
730 | # |
731 | # test that $hash{KEY} = undef doesn't produce the warning |
732 | # Use of uninitialized value in null operation |
733 | use warnings ; |
734 | use strict ; |
735 | use DB_File ; |
736 | |
737 | unlink $Dfile; |
738 | my %h ; |
739 | my $a = ""; |
740 | local $SIG{__WARN__} = sub {$a = $_[0]} ; |
741 | |
742 | tie %h, 'DB_File', $Dfile or die "Can't open file: $!\n" ; |
743 | $h{ABC} = undef; |
744 | ok(110, $a eq "") ; |
3245f058 |
745 | untie %h ; |
746 | unlink $Dfile; |
747 | } |
748 | |
749 | { |
750 | # test that %hash = () doesn't produce the warning |
751 | # Argument "" isn't numeric in entersub |
752 | use warnings ; |
753 | use strict ; |
754 | use DB_File ; |
755 | |
756 | unlink $Dfile; |
757 | my %h ; |
758 | my $a = ""; |
759 | local $SIG{__WARN__} = sub {$a = $_[0]} ; |
760 | |
761 | tie %h, 'DB_File', $Dfile or die "Can't open file: $!\n" ; |
762 | %h = (); ; |
763 | ok(111, $a eq "") ; |
764 | untie %h ; |
cbc5248d |
765 | unlink $Dfile; |
766 | } |
767 | |
0bf2e707 |
768 | { |
769 | # When iterating over a tied hash using "each", the key passed to FETCH |
770 | # will be recycled and passed to NEXTKEY. If a Source Filter modifies the |
771 | # key in FETCH via a filter_fetch_key method we need to check that the |
772 | # modified key doesn't get passed to NEXTKEY. |
773 | # Also Test "keys" & "values" while we are at it. |
774 | |
775 | use warnings ; |
776 | use strict ; |
777 | use DB_File ; |
778 | |
779 | unlink $Dfile; |
780 | my $bad_key = 0 ; |
781 | my %h = () ; |
782 | my $db ; |
783 | ok(112, $db = tie(%h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_HASH ) ); |
784 | $db->filter_fetch_key (sub { $_ =~ s/^Beta_/Alpha_/ if defined $_}) ; |
785 | $db->filter_store_key (sub { $bad_key = 1 if /^Beta_/ ; $_ =~ s/^Alpha_/Beta_/}) ; |
786 | |
787 | $h{'Alpha_ABC'} = 2 ; |
788 | $h{'Alpha_DEF'} = 5 ; |
789 | |
790 | ok(113, $h{'Alpha_ABC'} == 2); |
791 | ok(114, $h{'Alpha_DEF'} == 5); |
792 | |
793 | my ($k, $v) = ("",""); |
794 | while (($k, $v) = each %h) {} |
795 | ok(115, $bad_key == 0); |
796 | |
797 | $bad_key = 0 ; |
798 | foreach $k (keys %h) {} |
799 | ok(116, $bad_key == 0); |
800 | |
801 | $bad_key = 0 ; |
802 | foreach $v (values %h) {} |
803 | ok(117, $bad_key == 0); |
804 | |
805 | undef $db ; |
806 | untie %h ; |
807 | unlink $Dfile; |
808 | } |
809 | |
a0d0e21e |
810 | exit ; |