public function BlockCacheTest::testCachePermissions in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/block/tests/src/Functional/BlockCacheTest.php \Drupal\Tests\block\Functional\BlockCacheTest::testCachePermissions()

Tests a cacheable block without any additional cache context.

File

core/modules/block/tests/src/Functional/BlockCacheTest.php, line 132

Class

BlockCacheTest

Tests block caching.

Namespace

Drupal\Tests\block\Functional

Code

public function testCachePermissions() {

  // user.permissions is a required context, so a user with different
  // permissions will see a different version of the block.
  \Drupal::state()
    ->set('block_test.cache_contexts', []);
  $current_content = $this
    ->randomMachineName();
  \Drupal::state()
    ->set('block_test.content', $current_content);
  $this
    ->drupalGet('');
  $this
    ->assertSession()
    ->pageTextContains($current_content);
  $old_content = $current_content;
  $current_content = $this
    ->randomMachineName();
  \Drupal::state()
    ->set('block_test.content', $current_content);

  // Block content served from cache.
  $this
    ->drupalGet('user');
  $this
    ->assertSession()
    ->pageTextContains($old_content);

  // Block content not served from cache.
  $this
    ->drupalLogout();
  $this
    ->drupalGet('user');
  $this
    ->assertSession()
    ->pageTextContains($current_content);
}