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