function CheckpointStorageTest::testConfigSaveAndRead

File

core/tests/Drupal/KernelTests/Core/Config/Storage/Checkpoint/CheckpointStorageTest.php, line 32

Class

CheckpointStorageTest

Tests CheckpointStorage operations.

Namespace

Code

public function testConfigSaveAndRead() : void {
  $checkpoint_storage = $this->container
    ->get('config.storage.checkpoint');
  $this->config('system.site')
    ->set('name', 'Test1')
    ->save();
  $check1 = $checkpoint_storage->checkpoint('A');
  $this->config('system.site')
    ->set('name', 'Test2')
    ->save();
  $check2 = $checkpoint_storage->checkpoint('B');
  $this->config('system.site')
    ->set('name', 'Test3')
    ->save();
  $this->assertSame('Test3', $this->config('system.site')
    ->get('name'));
  $this->assertSame('Test1', $checkpoint_storage->read('system.site')['name']);
  // The config listings should be exactly the same.
  $this->assertSame($checkpoint_storage->listAll(), $this->container
    ->get('config.storage')
    ->listAll());
  $checkpoint_storage->setCheckpointToReadFrom($check2);
  $this->assertSame('Test2', $checkpoint_storage->read('system.site')['name']);
  $this->assertSame($checkpoint_storage->listAll(), $this->container
    ->get('config.storage')
    ->listAll());
  $checkpoint_storage->setCheckpointToReadFrom($check1);
  $this->assertSame('Test1', $checkpoint_storage->read('system.site')['name']);
  $this->assertSame($checkpoint_storage->listAll(), $this->container
    ->get('config.storage')
    ->listAll());
}