public function testFeatureCountInCategory()
{
for ($i = 1; $i < 4; $i++) {
$this->storage->increaseFeatureCountInCategory('testCategory', 'testFeature');
$this->assertEquals($i, $this->storage->getFeatureCountInCategory('testCategory', 'testFeature'));
}
$this->storage->increaseFeatureCountInCategory('testCategory', 'testFeature2');
$this->assertEquals(1, $this->storage->getFeatureCountInCategory('testCategory', 'testFeature2'));
$this->storage->increaseFeatureCountInCategory('testCategory2', 'testFeature');
$this->assertEquals(1, $this->storage->getFeatureCountInCategory('testCategory2', 'testFeature'));
}
/**
* Train classifier categorize given features to given category.
*
* @param string $category Category of features.
* @param array $features Features of category.
*
* @return void
*/
public function learn($category, array $features)
{
$this->storage->increaseDocumentsCount();
$this->storage->increaseCategoryDocumentsCount($category);
$uniqueFeatures = array_unique($features);
foreach ($uniqueFeatures as $uniqueFeature) {
$this->storage->increaseFeatureDocumentsCountInCategory($category, $uniqueFeature);
}
foreach ($features as $feature) {
$this->storage->increaseFeaturesCount();
$this->storage->increaseFeatureCount($feature);
$this->storage->increaseCategoryFeaturesCount($category);
$this->storage->increaseFeatureCountInCategory($category, $feature);
}
}