Elgg\EntityIconServiceTest::testCanPrepareInputFile PHP Метод

    public function testCanPrepareInputFile()
    {
        $file = new \ElggFile();
        $file->owner_guid = 1;
        $file->setFilename('600x300.jpg');
        $service = $this->createService();
        $service->saveIconFromElggFile($this->entity, $file);
        $this->assertTrue($service->hasIcon($this->entity, 'master'));
        $master = $service->getIcon($this->entity, 'master');
        $size = getimagesize($master->getFilenameOnFilestore());
        // original file should stay where it is
        $this->assertTrue($file->exists());
        // make sure we have a wide master
        $this->assertTrue($size[0] > $size[1]);
        $this->hooks->registerHandler('entity:icon:prepare', 'object', function ($hook, $type, $file, $params) {
            // make sure we passed in documented params
            if (!$params['entity'] instanceof \ElggEntity || !$params['file'] instanceof \ElggFile || !$file instanceof \ElggFile) {
                return;
            }
            $new_source = new \ElggFile();
            $new_source->owner_guid = 1;
            $new_source->setFilename('300x600.jpg');
            // replace with tall image
            $file->owner_guid = $params['entity']->guid;
            $file->setFilename('tmp/tmp.jpg');
            $file->open('write');
            $file->close();
            copy($new_source->getFilenameOnFilestore(), $file->getFilenameOnFilestore());
            return $file;
        });
        $this->assertTrue($this->hooks->hasHandler('entity:icon:prepare', 'object'));
        $service = $this->createService();
        $service->saveIconFromElggFile($this->entity, $file);
        // original file should stay where it is
        $this->assertTrue($file->exists());
        $this->assertTrue($service->hasIcon($this->entity, 'master'));
        $master = $service->getIcon($this->entity, 'master');
        $size = getimagesize($master->getFilenameOnFilestore());
        // was the file repaced with a tall image?
        $this->assertTrue($size[0] < $size[1]);
    }