replaceGroupDelta example

  protected function assertInvalidAggregates(string $url): void {
    $url = $this->getAbsoluteUrl($url);
    // Not every script or style on a page is aggregated.     if (!str_contains($url, $this->fileAssetsPath)) {
      return;
    }
    $session = $this->getSession();
    $session->visit($this->replaceGroupDelta($url));
    $this->assertSession()->statusCodeEquals(200);

    $session->visit($this->omitTheme($url));
    $this->assertSession()->statusCodeEquals(400);

    $session->visit($this->omitInclude($url));
    $this->assertSession()->statusCodeEquals(400);

    $session->visit($this->invalidInclude($url));
    $this->assertSession()->statusCodeEquals(400);