#!/usr/bin/env perl
use strict;
use warnings;
use Test::More tests => 21;
use File::Basename;
use lib File::Basename::dirname(__FILE__)."/../../../lib";
use lib File::Basename::dirname(__FILE__)."/../..";
use URT; # dummy namespace
# Turn this on for debugging
#$ENV{UR_DBI_MONITOR_SQL}=1;
my $dbh = URT::DataSource::SomeSQLite->get_default_handle;
ok($dbh, "got a db handle");
&create_db_tables($dbh);
our $load_count = 0;
ok(URT::Parent->create_subscription(
method => 'load',
callback => sub {$load_count++}),
'Created a subscription for load');
our $query_count = 0;
ok(URT::DataSource::SomeSQLite->create_subscription(
method => 'query',
callback => sub {$query_count++}),
'Created a subscription for query');
$load_count = 0;
$query_count = 0;
my @o = URT::Parent->get();
is(scalar(@o), 2, 'URT::Parent->get returned 2 parent objects');
is($load_count, 2, 'loaded 2 Parent objects');
is($query_count, 2, 'get() triggered 2 queries'); # 1 on the parent table, 1 more for child joined to parent
$load_count = 0;
$query_count = 0;
@o = URT::Child->get();
is(scalar(@o), 1, 'URT::Child->get returned 1 child object');
is($load_count, 0, 'correctly loaded 0 objects - gotten from the cache');
is($query_count, 0, 'get() correctly triggered 0 queries');
$load_count = 0;
$query_count = 0;
@o = URT::OtherChild->get();
is(scalar(@o), 0, 'URT::OtherChild->get returned 0 other child objects');
is($load_count, 0, 'loaded 0 times - all from the cache');
# Note that the original parent get() would have triggered a query joining other_child table
# to parent if there were any other_child objects
is($query_count, 0, 'get() correctly triggered 0 query');
unlink(URT::DataSource::SomeSQLite->server); # Remove the file from /tmp/
sub create_db_tables {
my $dbh = shift;
ok($dbh->do('create table PARENT_TABLE
( parent_id int NOT NULL PRIMARY KEY, name varchar, the_type_name varchar)'),
'created parent table');
ok($dbh->do('create table CHILD_TABLE
( child_id int NOT NULL PRIMARY KEY CONSTRAINT child_parent_fk REFERENCES parent_table(parent_id),
child_value varchar )'),
'created child table');
ok($dbh->do('create table OTHER_CHILD_TABLE
( child_id int NOT NULL PRIMARY KEY CONSTRAINT child_parent_fk REFERENCES parent_table(parent_id),
other_child_value varchar )'),
'created other child table');
#@URT::Parent::ISA = ('UR::ModuleBase');
#@URT::Child::ISA = ('UR::ModuleBase');
#@URT::OtherChild::ISA = ('UR::ModuleBase');
#ok(UR::Object::Type->define(
# class_name => 'URT',
# is => 'UR::Namespace',
# ),
# "Created namespace for URT");
ok(UR::Object::Type->define(
class_name => 'URT::Parent',
table_name => 'PARENT_TABLE',
id_by => [
'parent_id' => { is => 'NUMBER' },
],
has => [
'name' => { is => 'STRING' },
'the_type_name' => { is => 'STRING'},
],
data_source => 'URT::DataSource::SomeSQLite',
sub_classification_method_name => 'reclassify_object',
),
"Created class for Parent");
ok(UR::Object::Type->define(
class_name => 'URT::Child',
table_name => 'CHILD_TABLE',
is => [ 'URT::Parent' ],
id_by => [
child_id => { is => 'NUMBER' },
],
has => [
child_value => { is => 'STRING' },
],
),
"Created class for Child"
);
ok(UR::Object::Type->define(
class_name => 'URT::OtherChild',
table_name => 'OTHER_CHILD_TABLE',
is => [ 'URT::Parent' ],
id_by => [
child_id => { is => 'NUMBER' },
],
has => [
other_child_value => { is => 'STRING' },
],
),
"Created class for Other Child"
);
ok($dbh->do(q(insert into parent_table (parent_id, name, the_type_name) values (1, 'Bob', 'URT::Parent'))), "insert a parent object");
ok($dbh->do(q(insert into parent_table (parent_id, name, the_type_name) values ( 2, 'Fred', 'URT::Child'))), "Insert part 1 of a child object");
ok($dbh->do(q(insert into child_table (child_id, child_value) values ( 2, 'stuff'))), "Insert part 2 of a child object");
}
sub URT::Parent::reclassify_object {
my($class,$obj) = @_;
return $obj->the_type_name;
}