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[yaffs-website] / web / core / modules / toolbar / tests / src / Functional / ToolbarCacheContextsTest.php

diff --git a/web/core/modules/toolbar/tests/src/Functional/ToolbarCacheContextsTest.php b/web/core/modules/toolbar/tests/src/Functional/ToolbarCacheContextsTest.php
new file mode 100644 (file)
index 0000000..2645476
--- /dev/null
+++ b/web/core/modules/toolbar/tests/src/Functional/ToolbarCacheContextsTest.php
@@ -0,0 +1,145 @@
+<?php
+
+namespace Drupal\Tests\toolbar\Functional;
+
+use Drupal\Core\Cache\Cache;
+use Drupal\Core\EventSubscriber\MainContentViewSubscriber;
+use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests the cache contexts for toolbar.
+ *
+ * @group toolbar
+ */
+class ToolbarCacheContextsTest extends BrowserTestBase {
+
+  use AssertPageCacheContextsAndTagsTrait;
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['toolbar', 'test_page_test'];
+
+  /**
+   * An authenticated user to use for testing.
+   *
+   * @var \Drupal\user\UserInterface
+   */
+  protected $adminUser;
+
+  /**
+   * An authenticated user to use for testing.
+   *
+   * @var \Drupal\user\UserInterface
+   */
+  protected $adminUser2;
+
+  /**
+   * A list of default permissions for test users.
+   *
+   * @var array
+   */
+  protected $perms = [
+    'access toolbar',
+    'access administration pages',
+    'administer site configuration',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->adminUser = $this->drupalCreateUser($this->perms);
+    $this->adminUser2 = $this->drupalCreateUser($this->perms);
+  }
+
+  /**
+   * Tests toolbar cache contexts.
+   */
+  public function testToolbarCacheContextsCaller() {
+    // Test with default combination and permission to see toolbar.
+    $this->assertToolbarCacheContexts(['user'], 'Expected cache contexts found for default combination and permission to see toolbar.');
+
+    // Test without user toolbar tab. User module is a required module so we have to
+    // manually remove the user toolbar tab.
+    $this->installExtraModules(['toolbar_disable_user_toolbar']);
+    $this->assertToolbarCacheContexts(['user.permissions'], 'Expected cache contexts found without user toolbar tab.');
+
+    // Test with the toolbar and contextual enabled.
+    $this->installExtraModules(['contextual']);
+    $this->adminUser2 = $this->drupalCreateUser(array_merge($this->perms, ['access contextual links']));
+    $this->assertToolbarCacheContexts(['user.permissions'], 'Expected cache contexts found with contextual module enabled.');
+    \Drupal::service('module_installer')->uninstall(['contextual']);
+
+    // Test with the tour module enabled.
+    $this->installExtraModules(['tour']);
+    $this->adminUser2 = $this->drupalCreateUser(array_merge($this->perms, ['access tour']));
+    $this->assertToolbarCacheContexts(['user.permissions'], 'Expected cache contexts found with tour module enabled.');
+    \Drupal::service('module_installer')->uninstall(['tour']);
+
+    // Test with shortcut module enabled.
+    $this->installExtraModules(['shortcut']);
+    $this->adminUser2 = $this->drupalCreateUser(array_merge($this->perms, ['access shortcuts', 'administer shortcuts']));
+    $this->assertToolbarCacheContexts(['user'], 'Expected cache contexts found with shortcut module enabled.');
+  }
+
+  /**
+   * Tests that cache contexts are applied for both users.
+   *
+   * @param string[] $cache_contexts
+   *   Expected cache contexts for both users.
+   * @param string $message
+   *   (optional) A verbose message to output.
+   *
+   * @return
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertToolbarCacheContexts(array $cache_contexts, $message = NULL) {
+    // Default cache contexts that should exist on all test cases.
+    $default_cache_contexts = [
+      'languages:language_interface',
+      'theme',
+      'url.query_args:' . MainContentViewSubscriber::WRAPPER_FORMAT,
+    ];
+    $cache_contexts = Cache::mergeContexts($default_cache_contexts, $cache_contexts);
+
+    // Assert contexts for user1 which has only default permissions.
+    $this->drupalLogin($this->adminUser);
+    $this->drupalGet('test-page');
+    $return = $this->assertCacheContexts($cache_contexts);
+    $this->drupalLogout();
+
+    // Assert contexts for user2 which has some additional permissions.
+    $this->drupalLogin($this->adminUser2);
+    $this->drupalGet('test-page');
+    $return = $return && $this->assertCacheContexts($cache_contexts);
+
+    if ($return) {
+      $this->pass($message);
+    }
+    else {
+      $this->fail($message);
+    }
+    return $return;
+  }
+
+  /**
+   * Installs a given list of modules and rebuilds the cache.
+   *
+   * @param string[] $module_list
+   *   An array of module names.
+   */
+  protected function installExtraModules(array $module_list) {
+    \Drupal::service('module_installer')->install($module_list);
+
+    // Installing modules updates the container and needs a router rebuild.
+    $this->container = \Drupal::getContainer();
+    $this->container->get('router.builder')->rebuildIfNeeded();
+  }
+
+}