public function testConfigExtendsKeyValue()
{
$config = new SimpleConfig();
$config->add('month', 'june');
$config->add('obj', FakeNode::createDummy());
$this->assertEquals('june', $config->get('month'));
$this->assertInstanceOf(Node::class, $config->get('obj'));
}
public function testComputeSimilarity2()
{
$instance = new KNNModelBuilder(null, new CosineSimilarity());
$source = new ObjectSet(Rating::class);
$destination = new ObjectSet(Rating::class);
$node1 = new FakeNode(1);
$node2 = new FakeNode(2);
$node3 = new FakeNode(3);
$node4 = new FakeNode(4);
$node5 = new FakeNode(5);
$source->add(new Rating(1, $node1->identity()));
$source->add(new Rating(3, $node4->identity()));
$destination->add(new Rating(1, $node2->identity()));
$destination->add(new Rating(2, $node4->identity()));
$destination->add(new Rating(5, $node5->identity()));
$similarity = $instance->computeSimilarity($source, $destination);
$this->assertTrue($similarity >= 0.34641016 && $similarity <= 0.346410161514);
}
public function testOverride()
{
$engine = new OverrideDiscoveryEngine();
$input = FakeNode::createDummy();
$this->assertCount(2, $engine->discoveryQuery($input)->parameters());
$this->assertEquals($input->identity(), $engine->discoveryQuery($input)->parameters()['input']);
$this->assertEquals("recommendation", $engine->recoResultName());
$this->assertEquals("rate", $engine->scoreResultName());
$this->assertEquals("source", $engine->idParamName());
$this->assertEquals(10, $engine->defaultScore());
}
public function testResultGetTwoScoresIfDiscoveredTwice()
{
$node = FakeNode::createDummy();
$list = new Recommendations();
$list->add($node, 'e1', new SingleScore(1));
$list->add($node, 'e2', new SingleScore(1));
$this->assertEquals(1, $list->size());
$this->assertEquals(2, $list->getItems()[0]->totalScore());
$this->assertCount(2, $list->get(0)->getScores());
$this->assertArrayHasKey('e1', $list->get(0)->getScores());
$this->assertArrayHasKey('e2', $list->get(0)->getScores());
}
public function testReasons()
{
$node = FakeNode::createDummy();
$list = new Recommendations(new SimpleContext());
$list->add($node, 'disc1', new SingleScore(1, 'reason1'));
$list->add($node, 'disc1', new SingleScore(1, 'reason2'));
$list->add($node, 'disc2', new SingleScore(3, 'reason3'));
for ($i = 0; $i < 10; ++$i) {
$list->add($node, 'disc3', new SingleScore(1, 'reasond' . $i));
}
$reco = $list->get(0);
$this->assertEquals(15, $reco->totalScore());
$this->assertArrayHasKey('disc3', $reco->getScores());
$this->assertCount(10, $reco->getScore('disc3')->getScores());
}
public function testDefault()
{
$input = FakeNode::createDummy();
$context = new SimpleContext();
$this->assertInstanceOf(Config::class, $context->config());
}
