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