function ConfigDiffTest::testCollectionDiff

Tests calculating the difference between two sets of config collections.

File

core/tests/Drupal/KernelTests/Core/Config/ConfigDiffTest.php, line 111

Class

ConfigDiffTest

Calculating the difference between two sets of configuration.

Namespace

Code

public function testCollectionDiff() : void {
  /** @var \Drupal\Core\Config\StorageInterface $active */
  $active = $this->container
    ->get('config.storage');
  /** @var \Drupal\Core\Config\StorageInterface $sync */
  $sync = $this->container
    ->get('config.storage.sync');
  $active_test_collection = $active->createCollection('test');
  $sync_test_collection = $sync->createCollection('test');
  $config_name = 'config_test.test';
  $data = [
    'foo' => 'bar',
  ];
  $active->write($config_name, $data);
  $sync->write($config_name, $data);
  $active_test_collection->write($config_name, $data);
  $sync_test_collection->write($config_name, [
    'foo' => 'baz',
  ]);
  // Test the fields match in the default collection diff.
  $diff = \Drupal::service('config.manager')->diff($active, $sync, $config_name);
  $edits = $diff->getEdits();
  $this->assertEquals('copy', $edits[0]->type, 'The first item in the diff is a copy.');
  $this->assertCount(1, $edits, 'There is one item in the diff');
  // Test that the differences are detected when diffing the collection.
  $diff = \Drupal::service('config.manager')->diff($active, $sync, $config_name, NULL, 'test');
  $edits = $diff->getEdits();
  $this->assertYamlEdit($edits, 'foo', 'change', [
    'foo: bar',
  ], [
    'foo: baz',
  ]);
}