1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
use Test::More;
use lib 't/lib';
use Module::Load::Conditional qw(can_load);
use Dancer::Plugin::DBIC qw(schema rset);
use File::Temp qw(tempfile);
use Dancer qw(:syntax set);
use DBI;
my $reqs = {
'DBD::SQLite' => 0,
'Moose' => 0.98,
'MooseX::Types' => 0.21,
'MooseX::Types::LoadableClass' => 0.011,
};
if ( can_load modules => $reqs ) {
plan tests => 7;
} else {
plan skip_all => "required modules to run these tests are not available";
}
my $dbfiles = [
(tempfile(SUFFIX => '.db'))[1],
(tempfile(SUFFIX => '.db'))[1],
(tempfile(SUFFIX => '.db'))[1]
];
my $dbhandlers = [
DBI->connect("dbi:SQLite:dbname=$dbfiles->[1]"),
DBI->connect("dbi:SQLite:dbname=$dbfiles->[2]")
];
ok $dbhandlers->[0]->do('create table user (name varchar(100) primary key, age int)');
ok $dbhandlers->[1]->do('create table user (name varchar(100) primary key, age int)');
$dbhandlers->[0]->do('insert into user values(?,?)', {}, 'bob', 20);
$dbhandlers->[1]->do('insert into user values(?,?)', {}, 'bob', 30);
set plugins => {
DBIC => {
default => {
dsn => "dbi:SQLite:dbname=$dbfiles->[0]",
schema_class => 'Foo',
replicated => {
balancer_type => '::Random',
replicants => [
[ "dbi:SQLite:dbname=$dbfiles->[1]" ],
[ "dbi:SQLite:dbname=$dbfiles->[2]" ],
],
},
},
},
};
schema->deploy;
# add a 10 year old bob to master
ok rset('User')->create({ name => 'bob', age => 10 });
# should find an older bob from one of the replicants
is rset('User')->count({ name => 'bob', age => { '>=', 20 } }), 1,
'found older bob in one of the replicants';
# now force the query to use the master db, which has the 10 year old bob
is rset('User')->count({ name => 'bob', age => 10 }, {force_pool => 'master'}),
1, 'found the 30 year old bob in the master db';
my %set = ();
for (1 .. 100) {
my $bob = rset('User')->single({ name => 'bob' });
$set{$bob->age}++;
}
is keys %set => 2, 'random balancer accessed both replicants'
or diag explain \%set;
ok $set{20} && $set{30};
unlink @$dbfiles;
|
