PHPUnit_Framework_Assert::assertTrue PHP Method

    public static function assertTrue($condition, $message = '')
    {
        static::assertThat($condition, static::isTrue(), $message);
    }

 /**
  * Assert bestseller info in report: date, product name and qty.
  *
  * @param Bestsellers $bestsellers
  * @param OrderInjectable $order
  * @param string $date
  * @return void
  */
 public function processAssert(Bestsellers $bestsellers, OrderInjectable $order, $date)
 {
     /** @var CatalogProductSimple $product */
     $product = $order->getEntityId()['products'][0];
     $filter = ['date' => date($date), 'product' => $product->getName(), 'price' => $product->getPrice(), 'orders' => $product->getCheckoutData()['qty']];
     \PHPUnit_Framework_Assert::assertTrue($bestsellers->getGridBlock()->isRowVisible($filter, false), 'Bestseller does not present in report grid.');
 }