fileAssetsPath = $this->publicFilesDirectory; file_put_contents('public://test.css', '.original-content{display:none;}'); // Test aggregation with a custom file_assets_path. $this->config('system.performance')->set('css', [ 'preprocess' => TRUE, 'compress' => TRUE, ])->save(); $this->config('system.performance')->set('js', [ 'preprocess' => TRUE, 'compress' => TRUE, ])->save(); // Ensure that the library discovery cache is empty before the page is // requested and that updated asset URLs are rendered. \Drupal::service('cache.data')->deleteAll(); \Drupal::service('cache.page')->deleteAll(); $this->drupalGet(''); $session = $this->getSession(); $page = $session->getPage(); $style_elements = $page->findAll('xpath', '//link[@href and @rel="stylesheet"]'); $this->assertNotEmpty($style_elements); $href = NULL; foreach ($style_elements as $element) { $href = $element->getAttribute('href'); $url = $this->getAbsoluteUrl($href); // Not every script or style on a page is aggregated. if (!str_contains($url, $this->fileAssetsPath)) { continue; } $session = $this->getSession(); $session->visit($url); $this->assertSession()->statusCodeEquals(200); $aggregate = $session = $session->getPage()->getContent(); $this->assertStringContainsString('original-content', $aggregate); $this->assertStringNotContainsString('extra-stuff', $aggregate); } $file = file_get_contents('public://test.css') . '.extra-stuff{display:none;}'; file_put_contents('public://test.css', $file); // Clear the library discovery and page caches again so that new URLs are // generated. \Drupal::service('cache.data')->deleteAll(); \Drupal::service('cache.page')->deleteAll(); $this->drupalGet(''); $session = $this->getSession(); $page = $session->getPage(); $style_elements = $page->findAll('xpath', '//link[@href and @rel="stylesheet"]'); $this->assertNotEmpty($style_elements); foreach ($style_elements as $element) { $new_href = $element->getAttribute('href'); $this->assertNotSame($new_href, $href); $url = $this->getAbsoluteUrl($new_href); // Not every script or style on a page is aggregated. if (!str_contains($url, $this->fileAssetsPath)) { continue; } $session = $this->getSession(); $session->visit($url); $this->assertSession()->statusCodeEquals(200); $aggregate = $session = $session->getPage()->getContent(); $this->assertStringContainsString('original-content', $aggregate); $this->assertStringContainsString('extra-stuff', $aggregate); } } }