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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 ($Config{'extensions'} !~ /\bDB_File\b/) { |
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7 | print "1..0 # Skip: DB_File was not built\n"; |
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8 | exit 0; |
9 | } |
10 | } |
11 | |
12 | use DB_File; |
13 | use Fcntl; |
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14 | use strict ; |
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15 | use vars qw($dbh $Dfile $bad_ones $FA) ; |
16 | |
17 | # full tied array support started in Perl 5.004_57 |
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18 | # Double check to see if it is available. |
19 | |
20 | { |
21 | sub try::TIEARRAY { bless [], "try" } |
22 | sub try::FETCHSIZE { $FA = 1 } |
23 | $FA = 0 ; |
24 | my @a ; |
25 | tie @a, 'try' ; |
26 | my $a = @a ; |
27 | } |
28 | |
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29 | |
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30 | sub ok |
31 | { |
32 | my $no = shift ; |
33 | my $result = shift ; |
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34 | |
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35 | print "not " unless $result ; |
36 | print "ok $no\n" ; |
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37 | |
38 | return $result ; |
39 | } |
40 | |
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41 | { |
42 | package Redirect ; |
43 | use Symbol ; |
44 | |
45 | sub new |
46 | { |
47 | my $class = shift ; |
48 | my $filename = shift ; |
49 | my $fh = gensym ; |
50 | open ($fh, ">$filename") || die "Cannot open $filename: $!" ; |
51 | my $real_stdout = select($fh) ; |
52 | return bless [$fh, $real_stdout ] ; |
53 | |
54 | } |
55 | sub DESTROY |
56 | { |
57 | my $self = shift ; |
58 | close $self->[0] ; |
59 | select($self->[1]) ; |
60 | } |
61 | } |
62 | |
63 | sub docat |
64 | { |
65 | my $file = shift; |
66 | local $/ = undef; |
67 | open(CAT,$file) || die "Cannot open $file:$!"; |
68 | my $result = <CAT>; |
69 | close(CAT); |
70 | return $result; |
71 | } |
72 | |
73 | sub docat_del |
74 | { |
75 | my $file = shift; |
76 | local $/ = undef; |
77 | open(CAT,$file) || die "Cannot open $file: $!"; |
78 | my $result = <CAT>; |
79 | close(CAT); |
80 | unlink $file ; |
81 | return $result; |
82 | } |
83 | |
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84 | sub bad_one |
85 | { |
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86 | print STDERR <<EOM unless $bad_ones++ ; |
87 | # |
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88 | # Some older versions of Berkeley DB version 1 will fail tests 51, |
89 | # 53 and 55. |
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90 | # |
91 | # You can safely ignore the errors if you're never going to use the |
92 | # broken functionality (recno databases with a modified bval). |
93 | # Otherwise you'll have to upgrade your DB library. |
94 | # |
20896112 |
95 | # If you want to use Berkeley DB version 1, then 1.85 and 1.86 are the |
96 | # last versions that were released. Berkeley DB version 2 is continually |
97 | # being updated -- Check out http://www.sleepycat.com/ for more details. |
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98 | # |
99 | EOM |
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100 | } |
101 | |
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102 | print "1..127\n"; |
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103 | |
104 | my $Dfile = "recno.tmp"; |
105 | unlink $Dfile ; |
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106 | |
107 | umask(0); |
108 | |
109 | # Check the interface to RECNOINFO |
110 | |
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111 | my $dbh = new DB_File::RECNOINFO ; |
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112 | ok(1, ! defined $dbh->{bval}) ; |
113 | ok(2, ! defined $dbh->{cachesize}) ; |
114 | ok(3, ! defined $dbh->{psize}) ; |
115 | ok(4, ! defined $dbh->{flags}) ; |
116 | ok(5, ! defined $dbh->{lorder}) ; |
117 | ok(6, ! defined $dbh->{reclen}) ; |
118 | ok(7, ! defined $dbh->{bfname}) ; |
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119 | |
120 | $dbh->{bval} = 3000 ; |
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121 | ok(8, $dbh->{bval} == 3000 ); |
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122 | |
123 | $dbh->{cachesize} = 9000 ; |
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124 | ok(9, $dbh->{cachesize} == 9000 ); |
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125 | |
126 | $dbh->{psize} = 400 ; |
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127 | ok(10, $dbh->{psize} == 400 ); |
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128 | |
129 | $dbh->{flags} = 65 ; |
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130 | ok(11, $dbh->{flags} == 65 ); |
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131 | |
132 | $dbh->{lorder} = 123 ; |
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133 | ok(12, $dbh->{lorder} == 123 ); |
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134 | |
135 | $dbh->{reclen} = 1234 ; |
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136 | ok(13, $dbh->{reclen} == 1234 ); |
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137 | |
138 | $dbh->{bfname} = 1234 ; |
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139 | ok(14, $dbh->{bfname} == 1234 ); |
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140 | |
141 | |
142 | # Check that an invalid entry is caught both for store & fetch |
143 | eval '$dbh->{fred} = 1234' ; |
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144 | ok(15, $@ =~ /^DB_File::RECNOINFO::STORE - Unknown element 'fred' at/ ); |
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145 | eval 'my $q = $dbh->{fred}' ; |
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146 | ok(16, $@ =~ /^DB_File::RECNOINFO::FETCH - Unknown element 'fred' at/ ); |
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147 | |
148 | # Now check the interface to RECNOINFO |
149 | |
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150 | my $X ; |
151 | my @h ; |
152 | ok(17, $X = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ; |
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153 | |
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154 | ok(18, ((stat($Dfile))[2] & 0777) == ($^O eq 'os2' ? 0666 : 0640) |
155 | || $^O eq 'MSWin32' || $^O eq 'amigaos') ; |
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156 | |
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157 | #my $l = @h ; |
158 | my $l = $X->length ; |
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159 | ok(19, ($FA ? @h == 0 : !$l) ); |
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160 | |
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161 | my @data = qw( a b c d ever f g h i j k longername m n o p) ; |
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162 | |
163 | $h[0] = shift @data ; |
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164 | ok(20, $h[0] eq 'a' ); |
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165 | |
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166 | my $ i; |
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167 | foreach (@data) |
168 | { $h[++$i] = $_ } |
169 | |
170 | unshift (@data, 'a') ; |
171 | |
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172 | ok(21, defined $h[1] ); |
173 | ok(22, ! defined $h[16] ); |
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174 | ok(23, $FA ? @h == @data : $X->length == @data ); |
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175 | |
176 | |
177 | # Overwrite an entry & check fetch it |
178 | $h[3] = 'replaced' ; |
179 | $data[3] = 'replaced' ; |
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180 | ok(24, $h[3] eq 'replaced' ); |
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181 | |
182 | #PUSH |
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183 | my @push_data = qw(added to the end) ; |
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184 | ($FA ? push(@h, @push_data) : $X->push(@push_data)) ; |
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185 | push (@data, @push_data) ; |
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186 | ok(25, $h[++$i] eq 'added' ); |
187 | ok(26, $h[++$i] eq 'to' ); |
188 | ok(27, $h[++$i] eq 'the' ); |
189 | ok(28, $h[++$i] eq 'end' ); |
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190 | |
191 | # POP |
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192 | my $popped = pop (@data) ; |
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193 | my $value = ($FA ? pop @h : $X->pop) ; |
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194 | ok(29, $value eq $popped) ; |
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195 | |
196 | # SHIFT |
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197 | $value = ($FA ? shift @h : $X->shift) ; |
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198 | my $shifted = shift @data ; |
199 | ok(30, $value eq $shifted ); |
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200 | |
201 | # UNSHIFT |
202 | |
203 | # empty list |
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204 | ($FA ? unshift @h : $X->unshift) ; |
205 | ok(31, ($FA ? @h == @data : $X->length == @data )); |
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206 | |
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207 | my @new_data = qw(add this to the start of the array) ; |
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208 | $FA ? unshift (@h, @new_data) : $X->unshift (@new_data) ; |
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209 | unshift (@data, @new_data) ; |
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210 | ok(32, $FA ? @h == @data : $X->length == @data ); |
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211 | ok(33, $h[0] eq "add") ; |
212 | ok(34, $h[1] eq "this") ; |
213 | ok(35, $h[2] eq "to") ; |
214 | ok(36, $h[3] eq "the") ; |
215 | ok(37, $h[4] eq "start") ; |
216 | ok(38, $h[5] eq "of") ; |
217 | ok(39, $h[6] eq "the") ; |
218 | ok(40, $h[7] eq "array") ; |
219 | ok(41, $h[8] eq $data[8]) ; |
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220 | |
221 | # SPLICE |
222 | |
223 | # Now both arrays should be identical |
224 | |
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225 | my $ok = 1 ; |
226 | my $j = 0 ; |
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227 | foreach (@data) |
228 | { |
229 | $ok = 0, last if $_ ne $h[$j ++] ; |
230 | } |
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231 | ok(42, $ok ); |
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232 | |
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233 | # Neagtive subscripts |
234 | |
235 | # get the last element of the array |
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236 | ok(43, $h[-1] eq $data[-1] ); |
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237 | ok(44, $h[-1] eq $h[ ($FA ? @h : $X->length) -1] ); |
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238 | |
239 | # get the first element using a negative subscript |
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240 | eval '$h[ - ( $FA ? @h : $X->length)] = "abcd"' ; |
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241 | ok(45, $@ eq "" ); |
242 | ok(46, $h[0] eq "abcd" ); |
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243 | |
244 | # now try to read before the start of the array |
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245 | eval '$h[ - (1 + ($FA ? @h : $X->length))] = 1234' ; |
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246 | ok(47, $@ =~ '^Modification of non-creatable array value attempted' ); |
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247 | |
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248 | # IMPORTANT - $X must be undefined before the untie otherwise the |
249 | # underlying DB close routine will not get called. |
250 | undef $X ; |
251 | untie(@h); |
252 | |
253 | unlink $Dfile; |
254 | |
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255 | |
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256 | { |
257 | # Check bval defaults to \n |
258 | |
259 | my @h = () ; |
260 | my $dbh = new DB_File::RECNOINFO ; |
261 | ok(48, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
262 | $h[0] = "abc" ; |
263 | $h[1] = "def" ; |
264 | $h[3] = "ghi" ; |
265 | untie @h ; |
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266 | my $x = docat($Dfile) ; |
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267 | unlink $Dfile; |
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268 | ok(49, $x eq "abc\ndef\n\nghi\n") ; |
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269 | } |
270 | |
271 | { |
272 | # Change bval |
273 | |
274 | my @h = () ; |
275 | my $dbh = new DB_File::RECNOINFO ; |
276 | $dbh->{bval} = "-" ; |
277 | ok(50, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
278 | $h[0] = "abc" ; |
279 | $h[1] = "def" ; |
280 | $h[3] = "ghi" ; |
281 | untie @h ; |
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282 | my $x = docat($Dfile) ; |
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283 | unlink $Dfile; |
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284 | my $ok = ($x eq "abc-def--ghi-") ; |
285 | bad_one() unless $ok ; |
286 | ok(51, $ok) ; |
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287 | } |
288 | |
289 | { |
290 | # Check R_FIXEDLEN with default bval (space) |
291 | |
292 | my @h = () ; |
293 | my $dbh = new DB_File::RECNOINFO ; |
294 | $dbh->{flags} = R_FIXEDLEN ; |
295 | $dbh->{reclen} = 5 ; |
296 | ok(52, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
297 | $h[0] = "abc" ; |
298 | $h[1] = "def" ; |
299 | $h[3] = "ghi" ; |
300 | untie @h ; |
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301 | my $x = docat($Dfile) ; |
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302 | unlink $Dfile; |
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303 | my $ok = ($x eq "abc def ghi ") ; |
304 | bad_one() unless $ok ; |
305 | ok(53, $ok) ; |
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306 | } |
307 | |
308 | { |
309 | # Check R_FIXEDLEN with user-defined bval |
310 | |
311 | my @h = () ; |
312 | my $dbh = new DB_File::RECNOINFO ; |
313 | $dbh->{flags} = R_FIXEDLEN ; |
314 | $dbh->{bval} = "-" ; |
315 | $dbh->{reclen} = 5 ; |
316 | ok(54, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
317 | $h[0] = "abc" ; |
318 | $h[1] = "def" ; |
319 | $h[3] = "ghi" ; |
320 | untie @h ; |
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321 | my $x = docat($Dfile) ; |
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322 | unlink $Dfile; |
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323 | my $ok = ($x eq "abc--def-------ghi--") ; |
324 | bad_one() unless $ok ; |
325 | ok(55, $ok) ; |
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326 | } |
327 | |
05475680 |
328 | { |
329 | # check that attempting to tie an associative array to a DB_RECNO will fail |
330 | |
331 | my $filename = "xyz" ; |
332 | my %x ; |
333 | eval { tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO ; } ; |
334 | ok(56, $@ =~ /^DB_File can only tie an array to a DB_RECNO database/) ; |
335 | unlink $filename ; |
336 | } |
337 | |
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338 | { |
339 | # sub-class test |
340 | |
341 | package Another ; |
342 | |
343 | use strict ; |
344 | |
345 | open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ; |
346 | print FILE <<'EOM' ; |
347 | |
348 | package SubDB ; |
349 | |
350 | use strict ; |
351 | use vars qw( @ISA @EXPORT) ; |
352 | |
353 | require Exporter ; |
354 | use DB_File; |
355 | @ISA=qw(DB_File); |
356 | @EXPORT = @DB_File::EXPORT ; |
357 | |
358 | sub STORE { |
359 | my $self = shift ; |
360 | my $key = shift ; |
361 | my $value = shift ; |
362 | $self->SUPER::STORE($key, $value * 2) ; |
363 | } |
364 | |
365 | sub FETCH { |
366 | my $self = shift ; |
367 | my $key = shift ; |
368 | $self->SUPER::FETCH($key) - 1 ; |
369 | } |
370 | |
371 | sub put { |
372 | my $self = shift ; |
373 | my $key = shift ; |
374 | my $value = shift ; |
375 | $self->SUPER::put($key, $value * 3) ; |
376 | } |
377 | |
378 | sub get { |
379 | my $self = shift ; |
380 | $self->SUPER::get($_[0], $_[1]) ; |
381 | $_[1] -= 2 ; |
382 | } |
383 | |
384 | sub A_new_method |
385 | { |
386 | my $self = shift ; |
387 | my $key = shift ; |
388 | my $value = $self->FETCH($key) ; |
389 | return "[[$value]]" ; |
390 | } |
391 | |
392 | 1 ; |
393 | EOM |
394 | |
395 | close FILE ; |
396 | |
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397 | BEGIN { push @INC, '.'; } |
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398 | eval 'use SubDB ; '; |
399 | main::ok(57, $@ eq "") ; |
400 | my @h ; |
401 | my $X ; |
402 | eval ' |
403 | $X = tie(@h, "SubDB","recno.tmp", O_RDWR|O_CREAT, 0640, $DB_RECNO ); |
404 | ' ; |
405 | |
406 | main::ok(58, $@ eq "") ; |
407 | |
408 | my $ret = eval '$h[3] = 3 ; return $h[3] ' ; |
409 | main::ok(59, $@ eq "") ; |
410 | main::ok(60, $ret == 5) ; |
411 | |
412 | my $value = 0; |
413 | $ret = eval '$X->put(1, 4) ; $X->get(1, $value) ; return $value' ; |
414 | main::ok(61, $@ eq "") ; |
415 | main::ok(62, $ret == 10) ; |
416 | |
417 | $ret = eval ' R_NEXT eq main::R_NEXT ' ; |
418 | main::ok(63, $@ eq "" ) ; |
419 | main::ok(64, $ret == 1) ; |
420 | |
421 | $ret = eval '$X->A_new_method(1) ' ; |
422 | main::ok(65, $@ eq "") ; |
423 | main::ok(66, $ret eq "[[11]]") ; |
424 | |
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425 | undef $X; |
426 | untie(@h); |
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427 | unlink "SubDB.pm", "recno.tmp" ; |
428 | |
429 | } |
430 | |
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431 | { |
432 | |
433 | # test $# |
434 | my $self ; |
435 | unlink $Dfile; |
436 | ok(67, $self = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ; |
437 | $h[0] = "abc" ; |
438 | $h[1] = "def" ; |
439 | $h[2] = "ghi" ; |
440 | $h[3] = "jkl" ; |
441 | ok(68, $FA ? $#h == 3 : $self->length() == 4) ; |
442 | undef $self ; |
443 | untie @h ; |
444 | my $x = docat($Dfile) ; |
445 | ok(69, $x eq "abc\ndef\nghi\njkl\n") ; |
446 | |
447 | # $# sets array to same length |
448 | ok(70, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ; |
449 | if ($FA) |
450 | { $#h = 3 } |
451 | else |
452 | { $self->STORESIZE(4) } |
453 | ok(71, $FA ? $#h == 3 : $self->length() == 4) ; |
454 | undef $self ; |
455 | untie @h ; |
456 | $x = docat($Dfile) ; |
457 | ok(72, $x eq "abc\ndef\nghi\njkl\n") ; |
458 | |
459 | # $# sets array to bigger |
460 | ok(73, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ; |
461 | if ($FA) |
462 | { $#h = 6 } |
463 | else |
464 | { $self->STORESIZE(7) } |
465 | ok(74, $FA ? $#h == 6 : $self->length() == 7) ; |
466 | undef $self ; |
467 | untie @h ; |
468 | $x = docat($Dfile) ; |
469 | ok(75, $x eq "abc\ndef\nghi\njkl\n\n\n\n") ; |
470 | |
471 | # $# sets array smaller |
472 | ok(76, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ; |
473 | if ($FA) |
474 | { $#h = 2 } |
475 | else |
476 | { $self->STORESIZE(3) } |
477 | ok(77, $FA ? $#h == 2 : $self->length() == 3) ; |
478 | undef $self ; |
479 | untie @h ; |
480 | $x = docat($Dfile) ; |
481 | ok(78, $x eq "abc\ndef\nghi\n") ; |
482 | |
483 | unlink $Dfile; |
484 | |
485 | |
486 | } |
487 | |
9fe6733a |
488 | { |
489 | # DBM Filter tests |
490 | use strict ; |
491 | my (@h, $db) ; |
492 | my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
493 | unlink $Dfile; |
494 | |
495 | sub checkOutput |
496 | { |
497 | my($fk, $sk, $fv, $sv) = @_ ; |
498 | return |
499 | $fetch_key eq $fk && $store_key eq $sk && |
500 | $fetch_value eq $fv && $store_value eq $sv && |
501 | $_ eq 'original' ; |
502 | } |
503 | |
504 | ok(79, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
505 | |
506 | $db->filter_fetch_key (sub { $fetch_key = $_ }) ; |
507 | $db->filter_store_key (sub { $store_key = $_ }) ; |
508 | $db->filter_fetch_value (sub { $fetch_value = $_}) ; |
509 | $db->filter_store_value (sub { $store_value = $_ }) ; |
510 | |
511 | $_ = "original" ; |
512 | |
513 | $h[0] = "joe" ; |
514 | # fk sk fv sv |
515 | ok(80, checkOutput( "", 0, "", "joe")) ; |
516 | |
517 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
518 | ok(81, $h[0] eq "joe"); |
519 | # fk sk fv sv |
520 | ok(82, checkOutput( "", 0, "joe", "")) ; |
521 | |
522 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
523 | ok(83, $db->FIRSTKEY() == 0) ; |
524 | # fk sk fv sv |
525 | ok(84, checkOutput( 0, "", "", "")) ; |
526 | |
527 | # replace the filters, but remember the previous set |
528 | my ($old_fk) = $db->filter_fetch_key |
529 | (sub { ++ $_ ; $fetch_key = $_ }) ; |
530 | my ($old_sk) = $db->filter_store_key |
531 | (sub { $_ *= 2 ; $store_key = $_ }) ; |
532 | my ($old_fv) = $db->filter_fetch_value |
533 | (sub { $_ = "[$_]"; $fetch_value = $_ }) ; |
534 | my ($old_sv) = $db->filter_store_value |
535 | (sub { s/o/x/g; $store_value = $_ }) ; |
536 | |
537 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
538 | $h[1] = "Joe" ; |
539 | # fk sk fv sv |
540 | ok(85, checkOutput( "", 2, "", "Jxe")) ; |
541 | |
542 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
543 | ok(86, $h[1] eq "[Jxe]"); |
544 | # fk sk fv sv |
545 | ok(87, checkOutput( "", 2, "[Jxe]", "")) ; |
546 | |
547 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
548 | ok(88, $db->FIRSTKEY() == 1) ; |
549 | # fk sk fv sv |
550 | ok(89, checkOutput( 1, "", "", "")) ; |
551 | |
552 | # put the original filters back |
553 | $db->filter_fetch_key ($old_fk); |
554 | $db->filter_store_key ($old_sk); |
555 | $db->filter_fetch_value ($old_fv); |
556 | $db->filter_store_value ($old_sv); |
557 | |
558 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
559 | $h[0] = "joe" ; |
560 | ok(90, checkOutput( "", 0, "", "joe")) ; |
561 | |
562 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
563 | ok(91, $h[0] eq "joe"); |
564 | ok(92, checkOutput( "", 0, "joe", "")) ; |
565 | |
566 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
567 | ok(93, $db->FIRSTKEY() == 0) ; |
568 | ok(94, checkOutput( 0, "", "", "")) ; |
569 | |
570 | # delete the filters |
571 | $db->filter_fetch_key (undef); |
572 | $db->filter_store_key (undef); |
573 | $db->filter_fetch_value (undef); |
574 | $db->filter_store_value (undef); |
575 | |
576 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
577 | $h[0] = "joe" ; |
578 | ok(95, checkOutput( "", "", "", "")) ; |
579 | |
580 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
581 | ok(96, $h[0] eq "joe"); |
582 | ok(97, checkOutput( "", "", "", "")) ; |
583 | |
584 | ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
585 | ok(98, $db->FIRSTKEY() == 0) ; |
586 | ok(99, checkOutput( "", "", "", "")) ; |
587 | |
588 | undef $db ; |
589 | untie @h; |
590 | unlink $Dfile; |
591 | } |
592 | |
593 | { |
594 | # DBM Filter with a closure |
595 | |
596 | use strict ; |
597 | my (@h, $db) ; |
598 | |
599 | unlink $Dfile; |
600 | ok(100, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
601 | |
602 | my %result = () ; |
603 | |
604 | sub Closure |
605 | { |
606 | my ($name) = @_ ; |
607 | my $count = 0 ; |
608 | my @kept = () ; |
609 | |
610 | return sub { ++$count ; |
611 | push @kept, $_ ; |
612 | $result{$name} = "$name - $count: [@kept]" ; |
613 | } |
614 | } |
615 | |
616 | $db->filter_store_key(Closure("store key")) ; |
617 | $db->filter_store_value(Closure("store value")) ; |
618 | $db->filter_fetch_key(Closure("fetch key")) ; |
619 | $db->filter_fetch_value(Closure("fetch value")) ; |
620 | |
621 | $_ = "original" ; |
622 | |
623 | $h[0] = "joe" ; |
624 | ok(101, $result{"store key"} eq "store key - 1: [0]"); |
625 | ok(102, $result{"store value"} eq "store value - 1: [joe]"); |
626 | ok(103, ! defined $result{"fetch key"} ); |
627 | ok(104, ! defined $result{"fetch value"} ); |
628 | ok(105, $_ eq "original") ; |
629 | |
630 | ok(106, $db->FIRSTKEY() == 0 ) ; |
631 | ok(107, $result{"store key"} eq "store key - 1: [0]"); |
632 | ok(108, $result{"store value"} eq "store value - 1: [joe]"); |
633 | ok(109, $result{"fetch key"} eq "fetch key - 1: [0]"); |
634 | ok(110, ! defined $result{"fetch value"} ); |
635 | ok(111, $_ eq "original") ; |
636 | |
637 | $h[7] = "john" ; |
638 | ok(112, $result{"store key"} eq "store key - 2: [0 7]"); |
639 | ok(113, $result{"store value"} eq "store value - 2: [joe john]"); |
640 | ok(114, $result{"fetch key"} eq "fetch key - 1: [0]"); |
641 | ok(115, ! defined $result{"fetch value"} ); |
642 | ok(116, $_ eq "original") ; |
643 | |
644 | ok(117, $h[0] eq "joe"); |
645 | ok(118, $result{"store key"} eq "store key - 3: [0 7 0]"); |
646 | ok(119, $result{"store value"} eq "store value - 2: [joe john]"); |
647 | ok(120, $result{"fetch key"} eq "fetch key - 1: [0]"); |
648 | ok(121, $result{"fetch value"} eq "fetch value - 1: [joe]"); |
649 | ok(122, $_ eq "original") ; |
650 | |
651 | undef $db ; |
652 | untie @h; |
653 | unlink $Dfile; |
654 | } |
655 | |
656 | { |
657 | # DBM Filter recursion detection |
658 | use strict ; |
659 | my (@h, $db) ; |
660 | unlink $Dfile; |
661 | |
662 | ok(123, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
663 | |
664 | $db->filter_store_key (sub { $_ = $h[0] }) ; |
665 | |
666 | eval '$h[1] = 1234' ; |
667 | ok(124, $@ =~ /^recursion detected in filter_store_key at/ ); |
668 | |
669 | undef $db ; |
670 | untie @h; |
671 | unlink $Dfile; |
672 | } |
673 | |
9b761c68 |
674 | |
675 | { |
676 | # Examples from the POD |
677 | |
678 | my $file = "xyzt" ; |
679 | { |
680 | my $redirect = new Redirect $file ; |
681 | |
682 | use strict ; |
683 | use DB_File ; |
684 | |
685 | my $filename = "text" ; |
686 | unlink $filename ; |
687 | |
688 | my @h ; |
689 | my $x = tie @h, "DB_File", $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO |
690 | or die "Cannot open file 'text': $!\n" ; |
691 | |
692 | # Add a few key/value pairs to the file |
693 | $h[0] = "orange" ; |
694 | $h[1] = "blue" ; |
695 | $h[2] = "yellow" ; |
696 | |
697 | $FA ? push @h, "green", "black" |
698 | : $x->push("green", "black") ; |
699 | |
700 | my $elements = $FA ? scalar @h : $x->length ; |
701 | print "The array contains $elements entries\n" ; |
702 | |
703 | my $last = $FA ? pop @h : $x->pop ; |
704 | print "popped $last\n" ; |
705 | |
706 | $FA ? unshift @h, "white" |
707 | : $x->unshift("white") ; |
708 | my $first = $FA ? shift @h : $x->shift ; |
709 | print "shifted $first\n" ; |
710 | |
711 | # Check for existence of a key |
712 | print "Element 1 Exists with value $h[1]\n" if $h[1] ; |
713 | |
714 | # use a negative index |
715 | print "The last element is $h[-1]\n" ; |
716 | print "The 2nd last element is $h[-2]\n" ; |
717 | |
718 | undef $x ; |
719 | untie @h ; |
720 | |
721 | unlink $filename ; |
722 | } |
723 | |
724 | ok(125, docat_del($file) eq <<'EOM') ; |
725 | The array contains 5 entries |
726 | popped black |
727 | shifted white |
728 | Element 1 Exists with value blue |
729 | The last element is green |
730 | The 2nd last element is yellow |
731 | EOM |
732 | |
733 | my $save_output = "xyzt" ; |
734 | { |
735 | my $redirect = new Redirect $save_output ; |
736 | |
737 | use strict ; |
738 | use vars qw(@h $H $file $i) ; |
739 | use DB_File ; |
740 | use Fcntl ; |
741 | |
742 | $file = "text" ; |
743 | |
744 | unlink $file ; |
745 | |
746 | $H = tie @h, "DB_File", $file, O_RDWR|O_CREAT, 0640, $DB_RECNO |
747 | or die "Cannot open file $file: $!\n" ; |
748 | |
749 | # first create a text file to play with |
750 | $h[0] = "zero" ; |
751 | $h[1] = "one" ; |
752 | $h[2] = "two" ; |
753 | $h[3] = "three" ; |
754 | $h[4] = "four" ; |
755 | |
756 | |
757 | # Print the records in order. |
758 | # |
759 | # The length method is needed here because evaluating a tied |
760 | # array in a scalar context does not return the number of |
761 | # elements in the array. |
762 | |
763 | print "\nORIGINAL\n" ; |
764 | foreach $i (0 .. $H->length - 1) { |
765 | print "$i: $h[$i]\n" ; |
766 | } |
767 | |
768 | # use the push & pop methods |
769 | $a = $H->pop ; |
770 | $H->push("last") ; |
771 | print "\nThe last record was [$a]\n" ; |
772 | |
773 | # and the shift & unshift methods |
774 | $a = $H->shift ; |
775 | $H->unshift("first") ; |
776 | print "The first record was [$a]\n" ; |
777 | |
778 | # Use the API to add a new record after record 2. |
779 | $i = 2 ; |
780 | $H->put($i, "Newbie", R_IAFTER) ; |
781 | |
782 | # and a new record before record 1. |
783 | $i = 1 ; |
784 | $H->put($i, "New One", R_IBEFORE) ; |
785 | |
786 | # delete record 3 |
787 | $H->del(3) ; |
788 | |
789 | # now print the records in reverse order |
790 | print "\nREVERSE\n" ; |
791 | for ($i = $H->length - 1 ; $i >= 0 ; -- $i) |
792 | { print "$i: $h[$i]\n" } |
793 | |
794 | # same again, but use the API functions instead |
795 | print "\nREVERSE again\n" ; |
796 | my ($s, $k, $v) = (0, 0, 0) ; |
797 | for ($s = $H->seq($k, $v, R_LAST) ; |
798 | $s == 0 ; |
799 | $s = $H->seq($k, $v, R_PREV)) |
800 | { print "$k: $v\n" } |
801 | |
802 | undef $H ; |
803 | untie @h ; |
804 | |
805 | unlink $file ; |
806 | } |
807 | |
808 | ok(126, docat_del($save_output) eq <<'EOM') ; |
809 | |
810 | ORIGINAL |
811 | 0: zero |
812 | 1: one |
813 | 2: two |
814 | 3: three |
815 | 4: four |
816 | |
817 | The last record was [four] |
818 | The first record was [zero] |
819 | |
820 | REVERSE |
821 | 5: last |
822 | 4: three |
823 | 3: Newbie |
824 | 2: one |
825 | 1: New One |
826 | 0: first |
827 | |
828 | REVERSE again |
829 | 5: last |
830 | 4: three |
831 | 3: Newbie |
832 | 2: one |
833 | 1: New One |
834 | 0: first |
835 | EOM |
836 | |
837 | } |
838 | |
cbc5248d |
839 | { |
840 | # Bug ID 20001013.009 |
841 | # |
842 | # test that $hash{KEY} = undef doesn't produce the warning |
843 | # Use of uninitialized value in null operation |
844 | use warnings ; |
845 | use strict ; |
846 | use DB_File ; |
847 | |
848 | unlink $Dfile; |
849 | my @h ; |
850 | my $a = ""; |
851 | local $SIG{__WARN__} = sub {$a = $_[0]} ; |
852 | |
853 | tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO |
854 | or die "Can't open file: $!\n" ; |
855 | $h[0] = undef; |
856 | ok(127, $a eq "") ; |
857 | untie @h; |
858 | unlink $Dfile; |
859 | } |
860 | |
a0d0e21e |
861 | exit ; |