Commit | Line | Data |
ffed8b01 |
1 | use strict; |
0e3e3555 |
2 | use warnings FATAL => 'all'; |
3 | |
4 | use Test::More; |
ffed8b01 |
5 | use Test::Exception; |
2100f2ae |
6 | use t::common qw( new_dbm ); |
ffed8b01 |
7 | |
8 | use_ok( 'DBM::Deep' ); |
9 | |
2100f2ae |
10 | my $dbm_factory = new_dbm(); |
11 | while ( my $dbm_maker = $dbm_factory->() ) { |
0e3e3555 |
12 | my $db = $dbm_maker->(); |
13 | |
14 | ## |
15 | # put/get key |
16 | ## |
17 | $db->{key1} = "value1"; |
18 | is( $db->get("key1"), "value1", "get() works with hash assignment" ); |
19 | is( $db->fetch("key1"), "value1", "... fetch() works with hash assignment" ); |
20 | is( $db->{key1}, "value1", "... and hash-access also works" ); |
21 | |
22 | $db->put("key2", undef); |
23 | is( $db->get("key2"), undef, "get() works with put()" ); |
24 | is( $db->fetch("key2"), undef, "... fetch() works with put()" ); |
25 | is( $db->{key2}, undef, "... and hash-access also works" ); |
26 | |
27 | $db->store( "key3", "value3" ); |
28 | is( $db->get("key3"), "value3", "get() works with store()" ); |
29 | is( $db->fetch("key3"), "value3", "... fetch() works with put()" ); |
30 | is( $db->{key3}, 'value3', "... and hash-access also works" ); |
31 | |
32 | # Verify that the keyval pairs are still correct. |
33 | is( $db->{key1}, "value1", "Key1 is still correct" ); |
34 | is( $db->{key2}, undef, "Key2 is still correct" ); |
35 | is( $db->{key3}, 'value3', "Key3 is still correct" ); |
36 | |
37 | ok( $db->exists("key1"), "exists() function works" ); |
38 | ok( exists $db->{key2}, "exists() works against tied hash" ); |
39 | |
40 | ok( !exists $db->{key4}, "exists() function works for keys that aren't there" ); |
41 | is( $db->{key4}, undef, "Autovivified key4" ); |
42 | ok( exists $db->{key4}, "Autovivified key4 now exists" ); |
43 | |
44 | delete $db->{key4}; |
45 | ok( !exists $db->{key4}, "And key4 doesn't exists anymore" ); |
46 | |
47 | # Keys will be done via an iterator that keeps a breadcrumb trail of the last |
48 | # key it provided. There will also be an "edit revision number" on the |
49 | # reference so that resetting the iterator can be done. |
50 | # |
51 | # Q: How do we make sure that the iterator is unique? Is it supposed to be? |
52 | |
53 | ## |
54 | # count keys |
55 | ## |
56 | is( scalar keys %$db, 3, "keys() works against tied hash" ); |
57 | |
58 | ## |
59 | # step through keys |
60 | ## |
61 | my $temphash = {}; |
62 | while ( my ($key, $value) = each %$db ) { |
63 | $temphash->{$key} = $value; |
64 | } |
65 | |
66 | is( $temphash->{key1}, 'value1', "First key copied successfully using tied interface" ); |
67 | is( $temphash->{key2}, undef, "Second key copied successfully" ); |
68 | is( $temphash->{key3}, 'value3', "Third key copied successfully" ); |
69 | |
70 | $temphash = {}; |
71 | my $key = $db->first_key(); |
72 | while ($key) { |
73 | $temphash->{$key} = $db->get($key); |
74 | $key = $db->next_key($key); |
75 | } |
76 | |
77 | is( $temphash->{key1}, 'value1', "First key copied successfully using OO interface" ); |
78 | is( $temphash->{key2}, undef, "Second key copied successfully" ); |
79 | is( $temphash->{key3}, 'value3', "Third key copied successfully" ); |
80 | |
81 | ## |
82 | # delete keys |
83 | ## |
84 | is( delete $db->{key2}, undef, "delete through tied inteface works" ); |
85 | is( $db->delete("key1"), 'value1', "delete through OO inteface works" ); |
86 | is( $db->{key3}, 'value3', "The other key is still there" ); |
87 | ok( !exists $db->{key1}, "key1 doesn't exist" ); |
88 | ok( !exists $db->{key2}, "key2 doesn't exist" ); |
89 | |
90 | is( scalar keys %$db, 1, "After deleting two keys, 1 remains" ); |
91 | |
92 | ## |
93 | # delete all keys |
94 | ## |
95 | ok( $db->clear(), "clear() returns true" ); |
96 | |
97 | is( scalar keys %$db, 0, "After clear(), everything is removed" ); |
98 | |
99 | ## |
100 | # replace key |
101 | ## |
102 | $db->put("key1", "value1"); |
103 | is( $db->get("key1"), "value1", "Assignment still works" ); |
104 | |
105 | $db->put("key1", "value2"); |
106 | is( $db->get("key1"), "value2", "... and replacement works" ); |
107 | |
108 | $db->put("key1", "value222222222222222222222222"); |
109 | is( $db->get("key1"), "value222222222222222222222222", "We set a value before closing the file" ); |
110 | |
111 | ## |
112 | # Make sure DB still works after closing / opening |
113 | ## |
114 | undef $db; |
115 | $db = $dbm_maker->(); |
116 | is( $db->get("key1"), "value222222222222222222222222", "The value we set is still there after closure" ); |
117 | |
118 | ## |
119 | # Make sure keys are still fetchable after replacing values |
120 | # with smaller ones (bug found by John Cardenas, DBM::Deep 0.93) |
121 | ## |
122 | $db->clear(); |
123 | $db->put("key1", "long value here"); |
124 | $db->put("key2", "longer value here"); |
125 | |
126 | $db->put("key1", "short value"); |
127 | $db->put("key2", "shorter v"); |
128 | |
129 | my $first_key = $db->first_key(); |
130 | my $next_key = $db->next_key($first_key); |
131 | |
132 | ok( |
133 | (($first_key eq "key1") || ($first_key eq "key2")) && |
134 | (($next_key eq "key1") || ($next_key eq "key2")) && |
135 | ($first_key ne $next_key) |
136 | ,"keys() still works if you replace long values with shorter ones" |
137 | ); |
138 | |
139 | # Test autovivification |
140 | $db->{unknown}{bar} = 1; |
141 | ok( $db->{unknown}, 'Autovivified hash exists' ); |
142 | cmp_ok( $db->{unknown}{bar}, '==', 1, 'And the value stored is there' ); |
143 | |
144 | # Test failures |
145 | throws_ok { |
146 | $db->fetch(); |
147 | } qr/Cannot use an undefined hash key/, "FETCH fails on an undefined key"; |
148 | |
149 | throws_ok { |
150 | $db->fetch(undef); |
151 | } qr/Cannot use an undefined hash key/, "FETCH fails on an undefined key"; |
152 | |
153 | throws_ok { |
154 | $db->store(); |
155 | } qr/Cannot use an undefined hash key/, "STORE fails on an undefined key"; |
156 | |
157 | throws_ok { |
158 | $db->store(undef, undef); |
159 | } qr/Cannot use an undefined hash key/, "STORE fails on an undefined key"; |
160 | |
161 | throws_ok { |
162 | $db->delete(); |
163 | } qr/Cannot use an undefined hash key/, "DELETE fails on an undefined key"; |
164 | |
165 | throws_ok { |
166 | $db->delete(undef); |
167 | } qr/Cannot use an undefined hash key/, "DELETE fails on an undefined key"; |
168 | |
169 | throws_ok { |
170 | $db->exists(); |
171 | } qr/Cannot use an undefined hash key/, "EXISTS fails on an undefined key"; |
172 | |
173 | throws_ok { |
174 | $db->exists(undef); |
175 | } qr/Cannot use an undefined hash key/, "EXISTS fails on an undefined key"; |
ffed8b01 |
176 | } |
177 | |
0e3e3555 |
178 | done_testing; |