diff core/tests/Drupal/FunctionalJavascriptTests/DrupalSelenium2Driver.php @ 5:12f9dff5fda9 tip

Update to Drupal core 8.7.1

--- a/core/tests/Drupal/FunctionalJavascriptTests/DrupalSelenium2Driver.php	Thu Feb 28 13:11:55 2019 +0000
+++ b/core/tests/Drupal/FunctionalJavascriptTests/DrupalSelenium2Driver.php	Thu May 09 15:34:47 2019 +0100
@@ -3,6 +3,8 @@
 namespace Drupal\FunctionalJavascriptTests;
 
 use Behat\Mink\Driver\Selenium2Driver;
+use Behat\Mink\Exception\DriverException;
+use WebDriver\Exception\UnknownError;
 use WebDriver\ServiceFactory;
 
 /**
@@ -41,4 +43,69 @@
     $this->getWebDriverSession()->setCookie($cookieArray);
   }
 
+  /**
+   * Uploads a file to the Selenium instance and returns the remote path.
+   *
+   * \Behat\Mink\Driver\Selenium2Driver::uploadFile() is a private method so
+   * that can't be used inside a test, but we need the remote path that is
+   * generated when uploading to make sure the file reference exists on the
+   * container running selenium.
+   *
+   * @param string $path
+   *   The path to the file to upload.
+   *
+   * @return string
+   *   The remote path.
+   *
+   * @throws \Behat\Mink\Exception\DriverException
+   *   When PHP is compiled without zip support, or the file doesn't exist.
+   * @throws \WebDriver\Exception\UnknownError
+   *   When an unknown error occurred during file upload.
+   * @throws \Exception
+   *   When a known error occurred during file upload.
+   */
+  public function uploadFileAndGetRemoteFilePath($path) {
+    if (!is_file($path)) {
+      throw new DriverException('File does not exist locally and cannot be uploaded to the remote instance.');
+    }
+
+    if (!class_exists('ZipArchive')) {
+      throw new DriverException('Could not compress file, PHP is compiled without zip support.');
+    }
+
+    // Selenium only accepts uploads that are compressed as a Zip archive.
+    $tempFilename = tempnam('', 'WebDriverZip');
+
+    $archive = new \ZipArchive();
+    $result = $archive->open($tempFilename, \ZipArchive::CREATE);
+    if (!$result) {
+      throw new DriverException('Zip archive could not be created. Error ' . $result);
+    }
+    $result = $archive->addFile($path, basename($path));
+    if (!$result) {
+      throw new DriverException('File could not be added to zip archive.');
+    }
+    $result = $archive->close();
+    if (!$result) {
+      throw new DriverException('Zip archive could not be closed.');
+    }
+
+    try {
+      $remotePath = $this->getWebDriverSession()->file(['file' => base64_encode(file_get_contents($tempFilename))]);
+
+      // If no path is returned the file upload failed silently.
+      if (empty($remotePath)) {
+        throw new UnknownError();
+      }
+    }
+    catch (\Exception $e) {
+      throw $e;
+    }
+    finally {
+      unlink($tempFilename);
+    }
+
+    return $remotePath;
+  }
+
 }