public function test_getters()
 {
     /** === Test Data === */
     /** === Mocks === */
     $mConvert = $this->_mockFor(\Praxigento\Core\Lib\Tool\Convert::class);
     $mDate = $this->_mockFor(\Praxigento\Core\Tool\IDate::class);
     $mFormat = $this->_mockFor(\Praxigento\Core\Tool\IFormat::class);
     $mPeriod = $this->_mockFor(\Praxigento\Core\Tool\IPeriod::class);
     $mScheme = $this->_mockFor(\Praxigento\Bonus\Hybrid\Lib\Tool\IScheme::class);
     $mDownlineTree = $this->_mockFor(\Praxigento\Downline\Tool\ITree::class);
     /** === Test itself === */
     $obj = new Box($mConvert, $mDate, $mFormat, $mPeriod, $mScheme, $mDownlineTree);
     $this->assertInstanceOf(\Praxigento\Core\Lib\Tool\Convert::class, $obj->getConvert());
     $this->assertInstanceOf(\Praxigento\Core\Tool\IDate::class, $obj->getDate());
     $this->assertInstanceOf(\Praxigento\Core\Tool\IFormat::class, $obj->getFormat());
     $this->assertInstanceOf(\Praxigento\Core\Tool\IPeriod::class, $obj->getPeriod());
     $this->assertInstanceOf(\Praxigento\Bonus\Hybrid\Lib\Tool\IScheme::class, $obj->getScheme());
     $this->assertInstanceOf(\Praxigento\Downline\Tool\ITree::class, $obj->getDownlineTree());
 }