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A start of transaction Role with some tests #126

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A start of transaction Role with some tests #126

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cb8768e
Add transaction role
kjetilk Feb 24, 2019
cd05bc5
Sequential test
kjetilk Feb 25, 2019
f405733
Sequential test, note it is
kjetilk Feb 25, 2019
459b386
Failing tests without transactions
kjetilk Feb 25, 2019
ac8cb2e
Add test_requires
kjetilk Feb 25, 2019
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2 changes: 2 additions & 0 deletions Makefile.PL
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Expand Up @@ -15,6 +15,8 @@ test_requires 'Test::Exception' => 0;
test_requires 'Test::LWP::UserAgent' => 0;
test_requires 'Test::More' => 0.88;
test_requires 'XML::Simple' => 0;
test_requires 'Test::Modern' => 0;
test_requires 'Proc::Fork' => 0;

perl_version '5.014';

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7 changes: 7 additions & 0 deletions lib/Attean/API/Store.pm
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Expand Up @@ -219,6 +219,13 @@ package Attean::API::BulkUpdatableStore 0.021 {
requires 'end_bulk_updates';
}

package Attean::API::TransactionalStore 0.021 {
use Moo::Role;

requires 'begin_transaction';
requires 'end_transaction';
}

1;

__END__
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87 changes: 87 additions & 0 deletions lib/Test/Attean/MutableTransactionalQuadStore.pm
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@@ -0,0 +1,87 @@
package Test::Attean::MutableTransactionalQuadStore;

use v5.14;
use warnings;
use Test::Roo::Role;
use Attean;
use Attean::RDF;
use Proc::Fork;
use Test::Modern;


requires 'create_store'; # create_store( quads => \@quads )
with 'Test::Attean::StoreCleanup';

test 'mutabletransactionalquadstore sequential' => sub {
my $self = shift;
my $q1 = quad(iri('s'), iri('p'), dtliteral('35', iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
my $store = $self->create_store(quads => [$q1]);
my $model = Attean::MutableQuadModel->new(store => $store);
my $objects = $model->objects(iri('s'), iri('p'), iri('g'));
does_ok($objects, 'Attean::API::Iterator');
my $count1 = $objects->next->value;
is($count1, 35, 'Correct initial count');
$model->remove_quad($q1);
is($model->size, 0);
my $cout1 = $count1 + 100;
my $q2 = quad(iri('s'), iri('p'), dtliteral($cout1, iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
$model->add_quad($q2);
is($model->size, 1);

# Now next to come around
my $object = $model->objects(iri('s'), iri('p'), iri('g'))->next;
does_ok($object, 'Attean::API::Term');
my $count2 = $object->value;
is($count2, $cout1, 'Correct count read back');
my $cout2 = $cout1 - 30;
$model->remove_quad($q2);
my $q3 = quad(iri('s'), iri('p'), dtliteral($cout2, iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
$model->add_quad($q3);
is($model->size, 1);
is($model->objects(iri('s'), iri('p'), iri('g'))->next->value, $cout2, 'Correct count read back');


$self->cleanup_store($store);
};


test 'mutabletransactionalquadstore lost update' => sub {
my $self = shift;
my $q1 = quad(iri('s'), iri('p'), dtliteral('35', iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
my $store = $self->create_store(quads => [$q1]);
my $model = Attean::MutableQuadModel->new(store => $store);

run_fork {
child {
my $objects = $model->objects(iri('s'), iri('p'), iri('g'));
does_ok($objects, 'Attean::API::Iterator');
my $count1 = $objects->next->value;
is($count1, 35, 'Correct initial count');
$model->remove_quad($q1);
is($model->size, 0);
my $cout1 = $count1 + 100;
my $q2 = quad(iri('s'), iri('p'), dtliteral($cout1, iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
$model->add_quad($q2);
is($model->size, 1);
};
child {
# Now next to come around
my $object = $model->objects(iri('s'), iri('p'), iri('g'))->next;
does_ok($object, 'Attean::API::Term');
my $count2 = $object->value;
my $cout1 = 135;
is($count2, $cout1, 'Correct count read back');
my $cout2 = $cout1 - 30;
my $q2 = quad(iri('s'), iri('p'), dtliteral($cout1, iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
$model->remove_quad($q2);
my $q3 = quad(iri('s'), iri('p'), dtliteral($cout2, iri('http://www.w3.org/2001/XMLSchema#integer')), iri('g'));
$model->add_quad($q3);
is($model->size, 1);
is($model->objects(iri('s'), iri('p'), iri('g'))->next->value, $cout2, 'Correct count read back');
}
};

$self->cleanup_store($store);
};

1;
18 changes: 18 additions & 0 deletions t/store-transaction.t
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@@ -0,0 +1,18 @@
use Test::Modern;
use Test::Roo;
use Attean;

use v5.14;

sub create_store {
my $self = shift;
my %args = @_;
my $store = Attean->get_store('Memory')->new();
$store->add_quad($args{quads}[0]);
return $store;
}

with 'Test::Attean::MutableTransactionalQuadStore';

run_me;
done_testing;