class ConfigSyncMergerTest in Configuration Synchronizer 8

@coversDefaultClass \Drupal\config_sync\ConfigSyncMerger @group config_sync

Hierarchy

• class \Drupal\Tests\config_sync\Unit\ConfigSyncMergerTest extends \Drupal\Tests\config_sync\Unit\PHPUnit_Framework_TestCase

File

tests/src/Unit/ConfigSyncMergerTest.php, line 11

Namespace

Drupal\Tests\config_sync\Unit

class ConfigSyncMergerTest extends \PHPUnit_Framework_TestCase {

  /**
   * Provides default data for previous, current, and active states.
   *
   * @return array
   *   An array of three arrays representing previous, current, and active
   *   states of a piece of configuration.
   */
  protected function getStates() {
    $previous = [
      'first' => 1,
      'second' => [
        'one',
        'two',
      ],
      'third' => [
        'one' => 'first',
        'two' => 'second',
      ],
      'fourth' => 'fourth',
    ];
    $current = $previous;
    $active = $previous;
    $active['fifth'] = 'fifth';
    return [
      $previous,
      $current,
      $active,
    ];
  }

  /**
   * Provides data to ::testMergeConfigItemStates().
   */
  public function statesProvider() {
    $data = [];

    // Test the case that there is no change between previous and current.
    list($previous, $current, $active) = $this
      ->getStates();

    // If there is no difference between previous and current, no changes should be
    // made to active.
    $expected = $active;
    $data['no difference'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];

    // Test additions.
    list($previous, $current, $active) = $this
      ->getStates();
    $current['second'][] = 'three';
    $current['third']['third'] = 'three';
    $current['another'] = 'test';

    // Additions should be merged into active.
    $expected = $active;
    $expected['second'][] = 'three';
    $expected['third']['third'] = 'three';
    $expected['another'] = 'test';
    $data['additions'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];

    // Test deletions.
    list($previous, $current, $active) = $this
      ->getStates();
    unset($current['first']);
    unset($current['second'][array_search('two', $current['second'])]);
    unset($current['third']['one']);

    // Deletions should be made to active.
    $expected = $active;
    unset($expected['first']);
    unset($expected['second'][array_search('two', $expected['second'])]);
    unset($expected['third']['one']);
    $data['deletions'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];

    // Test deletions when the value has been customized.
    // Expected is unchanged because a customized value should not be
    // deleted.
    $active['fifth'] = 'customized';
    unset($current['fifth']);
    $expected['fifth'] = 'customized';
    $data['deletions with customization'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];

    // Test changes.
    list($previous, $current, $active) = $this
      ->getStates();
    $current['third']['one'] = 'change';
    $current['fourth'] = 'change';
    $expected = $active;
    $expected['third']['one'] = 'change';
    $expected['fourth'] = 'change';
    $data['changes'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];

    // Test changes with customization.
    // In this case, the active value should be retained despite the
    // availability of an update.
    $active['third']['one'] = 'active';
    $expected['third']['one'] = 'active';
    $data['changes with customization'] = [
      $previous,
      $current,
      $active,
      $expected,
    ];
    return $data;
  }

  /**
   * @covers ::mergeConfigItemStates
   * @dataProvider statesProvider
   */
  public function testMergeConfigItemStates($previous, $current, $active, $expected) {
    $config_sync_merger = new ConfigSyncMerger();
    $result = $config_sync_merger
      ->mergeConfigItemStates($previous, $current, $active);
    $this
      ->assertEquals($result, $expected);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConfigSyncMergerTest::getStates	protected	function	Provides default data for previous, current, and active states.
ConfigSyncMergerTest::statesProvider	public	function	Provides data to ::testMergeConfigItemStates().
ConfigSyncMergerTest::testMergeConfigItemStates	public	function	@covers ::mergeConfigItemStates @dataProvider statesProvider