getProperty('collector'); $collector = $property->getValue(); assert($collector instanceof Collector); $reflection = new ReflectionClass($collector); $property = $reflection->getProperty('testRunnerTriggeredWarningEvents'); /** @var array $testRunnerTriggeredWarningEvents */ $testRunnerTriggeredWarningEvents = $property->getValue($collector); $testRunnerTriggeredWarningEvents = array_values(array_filter($testRunnerTriggeredWarningEvents, fn (WarningTriggered $event): bool => str_contains($event->message(), 'No tests found in class') === false)); $property->setValue($collector, $testRunnerTriggeredWarningEvents); } }