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1 | ## |
2 | # DBM::Deep Test |
3 | ## |
4 | use strict; |
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5 | use Test::More tests => 14; |
6 | use File::Temp qw( tempfile tempdir ); |
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7 | |
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8 | use_ok( 'DBM::Deep' ); |
9 | |
10 | my $dir = tempdir( CLEANUP => 1 ); |
11 | my ($fh, $filename) = tempfile( 'tmpXXXX', UNLINK => 1, DIR => $dir ); |
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12 | |
13 | my $salt = 38473827; |
14 | |
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15 | my $db = new DBM::Deep( |
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16 | file => $filename, |
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17 | ); |
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18 | |
19 | ## |
20 | # Set digest handler |
21 | ## |
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22 | $db->_get_self->{engine}->set_digest( \&my_digest, 8 ); |
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23 | |
24 | ## |
25 | # put/get key |
26 | ## |
27 | $db->{key1} = "value1"; |
28 | ok( $db->{key1} eq "value1" ); |
29 | |
30 | $db->put("key2", "value2"); |
31 | ok( $db->get("key2") eq "value2" ); |
32 | |
33 | ## |
34 | # key exists |
35 | ## |
36 | ok( $db->exists("key1") ); |
37 | ok( exists $db->{key2} ); |
38 | |
39 | ## |
40 | # count keys |
41 | ## |
42 | ok( scalar keys %$db == 2 ); |
43 | |
44 | ## |
45 | # step through keys |
46 | ## |
47 | my $temphash = {}; |
48 | while ( my ($key, $value) = each %$db ) { |
49 | $temphash->{$key} = $value; |
50 | } |
51 | |
52 | ok( ($temphash->{key1} eq "value1") && ($temphash->{key2} eq "value2") ); |
53 | |
54 | $temphash = {}; |
55 | my $key = $db->first_key(); |
56 | while ($key) { |
57 | $temphash->{$key} = $db->get($key); |
58 | $key = $db->next_key($key); |
59 | } |
60 | |
61 | ok( ($temphash->{key1} eq "value1") && ($temphash->{key2} eq "value2") ); |
62 | |
63 | ## |
64 | # delete keys |
65 | ## |
66 | ok( delete $db->{key1} ); |
67 | ok( $db->delete("key2") ); |
68 | |
69 | ok( scalar keys %$db == 0 ); |
70 | |
71 | ## |
72 | # delete all keys |
73 | ## |
74 | $db->put("another", "value"); |
75 | $db->clear(); |
76 | |
77 | ok( scalar keys %$db == 0 ); |
78 | |
79 | ## |
80 | # replace key |
81 | ## |
82 | $db->put("key1", "value1"); |
83 | $db->put("key1", "value2"); |
84 | |
85 | ok( $db->get("key1") eq "value2" ); |
86 | |
87 | $db->put("key1", "value222222222222222222222222"); |
88 | |
89 | ok( $db->get("key1") eq "value222222222222222222222222" ); |
90 | |
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91 | sub my_digest { |
92 | ## |
93 | # Warning: This digest function is for testing ONLY |
94 | # It is NOT intended for actual use |
95 | ## |
96 | my $key = shift; |
97 | my $num = $salt; |
98 | |
99 | for (my $k=0; $k<length($key); $k++) { |
100 | $num += ord( substr($key, $k, 1) ); |
101 | } |
102 | |
103 | return sprintf("%00000008d", $num); |
104 | } |