Same name and namespace in other branches

1. 11.x core/tests/Drupal/Tests/PerformanceTestTrait.php \Drupal\Tests\PerformanceTestTrait::collectNetworkData()

Prepares data for assertions.

Parameters

array $messages: The chromedriver performance log messages.

\Drupal\Tests\PerformanceData $performance_data: An instance of the performance data value object.

1 call to PerformanceTestTrait::collectNetworkData()

PerformanceTestTrait::processChromeDriverPerformanceLogs in core/tests/Drupal/Tests/PerformanceTestTrait.php

Gets the chromedriver performance log and extracts metrics from it.

File

core/tests/Drupal/Tests/PerformanceTestTrait.php, line 351

Class

PerformanceTestTrait

Provides various methods to aid in collecting performance data during tests.

Namespace

Drupal\Tests

Code

private function collectNetworkData(array $messages, PerformanceData $performance_data) : void {
  $stylesheet_count = 0;
  $script_count = 0;
  $stylesheet_bytes = 0;
  $script_bytes = 0;
  $stylesheet_urls = [];
  $script_urls = [];
  // Collect the CSS and JavaScript responses from the network log build an
  // associative array so that if multiple page or AJAX requests have
  // requested styles and scripts, only unique files will be counted.
  foreach ($messages as $message) {
    if ($message['method'] === 'Network.responseReceived') {
      if ($message['params']['type'] === 'Stylesheet') {
        $url = $message['params']['response']['url'];
        $stylesheet_urls[$url] = $url;
      }
      if ($message['params']['type'] === 'Script') {
        $url = $message['params']['response']['url'];
        $script_urls[$url] = $url;
      }
    }
  }
  // Get the actual files from disk when calculating filesize, to ensure
  // consistency between testing environments. The performance log has
  // 'encodedDataLength' for network requests, however in the case that the
  // file has already been requested by the browser, this will be the length
  // of a HEAD response for 304 not modified or similar. Additionally, core's
  // aggregation adds the basepath to CSS aggregates, resulting in slightly
  // different file sizes depending on whether tests run in a subdirectory or
  // not.
  foreach ($stylesheet_urls as $url) {
    $stylesheet_count++;
    if ($GLOBALS['base_path'] === '/') {
      $filename = ltrim(parse_url($url, PHP_URL_PATH), '/');
      $stylesheet_bytes += strlen(file_get_contents($filename));
    }
    else {
      $filename = str_replace($GLOBALS['base_path'], '', parse_url($url, PHP_URL_PATH));
      // Strip the basepath from the contents of the file so that tests
      // running in a subdirectory get the same results.
      $stylesheet_bytes += strlen(str_replace($GLOBALS['base_path'], '/', file_get_contents($filename)));
    }
  }
  foreach ($script_urls as $url) {
    $script_count++;
    if ($GLOBALS['base_path'] === '/') {
      $filename = ltrim(parse_url($url, PHP_URL_PATH), '/');
    }
    else {
      $filename = str_replace($GLOBALS['base_path'], '', parse_url($url, PHP_URL_PATH));
    }
    $script_bytes += strlen(file_get_contents($filename));
  }
  $performance_data->setStylesheetCount($stylesheet_count);
  $performance_data->setStylesheetBytes($stylesheet_bytes);
  $performance_data->setScriptCount($script_count);
  $performance_data->setScriptBytes($script_bytes);
}

---