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