Update to Drupal 8.0-dev-2015-11-17. Commits through da81cd220, Tue Nov 17 15:53:49 2015 +0000, Issue #2617224 by Wim Leers: Move around/fix some documentation.

core/modules/system/src/Tests/Theme/StableLibraryOverrideTest.php

@@ -0,0 +1,185 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\system\Tests\Theme\StableLibraryOverrideTest.
+ */
+
+namespace Drupal\system\Tests\Theme;
+
+use Drupal\simpletest\KernelTestBase;
+
+/**
+ * Tests Stable's library overrides.
+ *
+ * @group Theme
+ */
+class StableLibraryOverrideTest extends KernelTestBase {
+
+  /**
+   * The theme manager.
+   *
+   * @var \Drupal\Core\Theme\ThemeManagerInterface
+   */
+  protected $themeManager;
+
+  /**
+   * The theme initialization.
+   *
+   * @var \Drupal\Core\Theme\ThemeInitializationInterface
+   */
+  protected $themeInitialization;
+
+  /**
+   * The library discovery service.
+   *
+   * @var \Drupal\Core\Asset\LibraryDiscoveryInterface
+   */
+  protected $libraryDiscovery;
+
+  /**
+   * A list of all core modules.
+   *
+   * @var string[]
+   */
+  protected $allModules;
+
+  /**
+   * A list of libraries to skip checking, in the format extension/library_name.
+   *
+   * @var string[]
+   */
+  protected $librariesToSkip = [];
+
+  /**
+   * {@inheritdoc}
+   */
+  public function setUp() {
+    parent::setUp();
+
+    $this->themeManager = $this->container->get('theme.manager');
+    $this->themeInitialization = $this->container->get('theme.initialization');
+    $this->libraryDiscovery = $this->container->get('library.discovery');
+
+    $this->container->get('theme_installer')->install(['stable']);
+
+    // Enable all core modules.
+    $all_modules = system_rebuild_module_data();
+    $all_modules = array_filter($all_modules, function ($module) {
+      // Filter contrib, hidden, already enabled modules and modules in the
+      // Testing package.
+      if ($module->origin !== 'core' || !empty($module->info['hidden']) || $module->status == TRUE || $module->info['package'] == 'Testing') {
+        return FALSE;
+      }
+      return TRUE;
+    });
+    $this->allModules = array_keys($all_modules);
+    sort($this->allModules);
+    $this->enableModules($this->allModules);
+  }
+
+  /**
+   * Ensures that Stable overrides all relevant core library assets.
+   */
+  public function testStableLibraryOverrides() {
+    // First get the clean library definitions with no active theme.
+    $libraries_before = $this->getAllLibraries();
+    $libraries_before = $this->removeVendorAssets($libraries_before);
+
+    $this->themeManager->setActiveTheme($this->themeInitialization->getActiveThemeByName('stable'));
+    $this->libraryDiscovery->clearCachedDefinitions();
+
+    // Now get the library definitions with Stable as the active theme.
+    $libraries_after = $this->getAllLibraries();
+    $libraries_after = $this->removeVendorAssets($libraries_after);
+
+    $root = \Drupal::root();
+    foreach ($libraries_before as $extension => $libraries) {
+      foreach ($libraries as $library_name => $library) {
+        // Allow skipping libraries.
+        if (in_array("$extension/$library_name", $this->librariesToSkip)) {
+          continue;
+        }
+        $library_after = $libraries_after[$extension][$library_name];
+
+        // Check that all the CSS assets are overridden.
+        foreach ($library['css'] as $index => $asset) {
+          $clean_path = $asset['data'];
+          $stable_path = $library_after['css'][$index]['data'];
+          // Make core/misc assets look like they are coming from a "core"
+          // module.
+          $replacements = [
+            'core/misc/' => "core/modules/core/css/",
+          ];
+          $expected_path = strtr($clean_path, $replacements);
+
+          // Adjust the module asset paths to correspond with the Stable folder
+          // structure.
+          $expected_path = str_replace("core/modules/$extension/css/", "core/themes/stable/css/$extension/", $expected_path);
+          $assert_path = str_replace("core/modules/$extension/", '', $clean_path);
+
+          $this->assertEqual($expected_path, $stable_path, "$assert_path from the $extension/$library_name library is overridden in Stable.");
+        }
+      }
+    }
+  }
+
+  /**
+   * Removes all vendor libraries and assets from the library definitions.
+   *
+   * @param array[] $all_libraries
+   *   An associative array of libraries keyed by extension, then by library
+   *   name, and so on.
+   *
+   * @return array[]
+   *   The reduced array of libraries.
+   */
+  protected function removeVendorAssets($all_libraries) {
+    foreach ($all_libraries as $extension => $libraries) {
+      foreach ($libraries as $library_name => $library) {
+        if (isset($library['remote'])) {
+          unset($all_libraries[$extension][$library_name]);
+        }
+        foreach (['css', 'js'] as $asset_type) {
+          foreach ($library[$asset_type] as $index => $asset) {
+            if (strpos($asset['data'], 'core/assets/vendor') !== FALSE) {
+              unset($all_libraries[$extension][$library_name][$asset_type][$index]);
+              // Re-key the array of assets. This is needed because
+              // libraries-override doesn't always preserve the order.
+              if (!empty($all_libraries[$extension][$library_name][$asset_type])) {
+                $all_libraries[$extension][$library_name][$asset_type] = array_values($all_libraries[$extension][$library_name][$asset_type]);
+              }
+            }
+          }
+        }
+      }
+    }
+    return $all_libraries;
+  }
+
+  /**
+   * Gets all libraries for core and all installed modules.
+   *
+   * @return array[]
+   *   An associative array of libraries keyed by extension, then by library
+   *   name, and so on.
+   */
+  protected function getAllLibraries() {
+    $modules = \Drupal::moduleHandler()->getModuleList();
+    $module_list = array_keys($modules);
+    sort($module_list);
+    $this->assertEqual($this->allModules, $module_list, 'All core modules are installed.');
+
+    $libraries['core'] = $this->libraryDiscovery->getLibrariesByExtension('core');
+
+    $root = \Drupal::root();
+    foreach ($modules as $module_name => $module) {
+      $library_file = $module->getPath() . '/' . $module_name . '.libraries.yml';
+      if (is_file($root . '/' . $library_file)) {
+        $libraries[$module_name] = $this->libraryDiscovery->getLibrariesByExtension($module_name);
+      }
+    }
+    return $libraries;
+  }
+
+}