class ConfigDiffTest in Drupal 8

Same name and namespace in other branches

9 core/tests/Drupal/KernelTests/Core/Config/ConfigDiffTest.php \Drupal\KernelTests\Core\Config\ConfigDiffTest

Calculating the difference between two sets of configuration.

@group config

Hierarchy

class \Drupal\KernelTests\KernelTestBase extends \PHPUnit\Framework\TestCase implements ServiceProviderInterface uses AssertContentTrait, AssertLegacyTrait, AssertHelperTrait, ConfigTestTrait, PhpunitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait
- class \Drupal\KernelTests\Core\Config\ConfigDiffTest

Expanded class hierarchy of ConfigDiffTest

File

core/tests/Drupal/KernelTests/Core/Config/ConfigDiffTest.php, line 12

Namespace

Drupal\KernelTests\Core\Config

View source

class ConfigDiffTest extends KernelTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = [
    'config_test',
    'system',
  ];

  /**
   * Tests calculating the difference between two sets of configuration.
   */
  public function testDiff() {
    $active = $this->container
      ->get('config.storage');
    $sync = $this->container
      ->get('config.storage.sync');
    $config_name = 'config_test.system';
    $change_key = 'foo';
    $remove_key = '404';
    $add_key = 'biff';
    $add_data = 'bangpow';
    $change_data = 'foobar';

    // Install the default config.
    $this
      ->installConfig([
      'config_test',
    ]);
    $original_data = \Drupal::config($config_name)
      ->get();

    // Change a configuration value in sync.
    $sync_data = $original_data;
    $sync_data[$change_key] = $change_data;
    $sync_data[$add_key] = $add_data;
    $sync
      ->write($config_name, $sync_data);

    // Verify that the diff reflects a change.
    $diff = \Drupal::service('config.manager')
      ->diff($active, $sync, $config_name);
    $edits = $diff
      ->getEdits();
    $this
      ->assertYamlEdit($edits, $change_key, 'change', [
      $change_key . ': ' . $original_data[$change_key],
    ], [
      $change_key . ': ' . $change_data,
    ]);

    // Reset data back to original, and remove a key
    $sync_data = $original_data;
    unset($sync_data[$remove_key]);
    $sync
      ->write($config_name, $sync_data);

    // Verify that the diff reflects a removed key.
    $diff = \Drupal::service('config.manager')
      ->diff($active, $sync, $config_name);
    $edits = $diff
      ->getEdits();
    $this
      ->assertYamlEdit($edits, $change_key, 'copy');
    $this
      ->assertYamlEdit($edits, $remove_key, 'delete', [
      $remove_key . ': ' . $original_data[$remove_key],
    ], FALSE);

    // Reset data back to original and add a key
    $sync_data = $original_data;
    $sync_data[$add_key] = $add_data;
    $sync
      ->write($config_name, $sync_data);

    // Verify that the diff reflects an added key.
    $diff = \Drupal::service('config.manager')
      ->diff($active, $sync, $config_name);
    $edits = $diff
      ->getEdits();
    $this
      ->assertYamlEdit($edits, $change_key, 'copy');
    $this
      ->assertYamlEdit($edits, $add_key, 'add', FALSE, [
      $add_key . ': ' . $add_data,
    ]);

    // Test diffing a renamed config entity.
    $test_entity_id = $this
      ->randomMachineName();
    $test_entity = \Drupal::entityTypeManager()
      ->getStorage('config_test')
      ->create([
      'id' => $test_entity_id,
      'label' => $this
        ->randomMachineName(),
    ]);
    $test_entity
      ->save();
    $data = $active
      ->read('config_test.dynamic.' . $test_entity_id);
    $sync
      ->write('config_test.dynamic.' . $test_entity_id, $data);
    $config_name = 'config_test.dynamic.' . $test_entity_id;
    $diff = \Drupal::service('config.manager')
      ->diff($active, $sync, $config_name, $config_name);

    // Prove the fields match.
    $edits = $diff
      ->getEdits();
    $this
      ->assertEqual($edits[0]->type, 'copy', 'The first item in the diff is a copy.');
    $this
      ->assertCount(1, $edits, 'There is one item in the diff');

    // Rename the entity.
    $new_test_entity_id = $this
      ->randomMachineName();
    $test_entity
      ->set('id', $new_test_entity_id);
    $test_entity
      ->save();
    $diff = \Drupal::service('config.manager')
      ->diff($active, $sync, 'config_test.dynamic.' . $new_test_entity_id, $config_name);
    $edits = $diff
      ->getEdits();
    $this
      ->assertYamlEdit($edits, 'uuid', 'copy');
    $this
      ->assertYamlEdit($edits, 'id', 'change', [
      'id: ' . $new_test_entity_id,
    ], [
      'id: ' . $test_entity_id,
    ]);
    $this
      ->assertYamlEdit($edits, 'label', 'copy');
    $this
      ->assertEqual($edits[2]->type, 'copy', 'The third item in the diff is a copy.');
    $this
      ->assertCount(3, $edits, 'There are three items in the diff.');
  }

  /**
   * Tests calculating the difference between two sets of config collections.
   */
  public function testCollectionDiff() {

    /** @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();
    $this
      ->assertEqual($edits[0]->type, 'copy', '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',
    ]);
  }

  /**
   * Helper method to test that an edit is found in a diff'd YAML file.
   *
   * @param array $edits
   *   A list of edits.
   * @param string $field
   *   The field key that is being asserted.
   * @param string $type
   *   The type of edit that is being asserted.
   * @param mixed $orig
   *   (optional) The original value of the edit. If not supplied, assertion is
   *   skipped.
   * @param mixed $closing
   *   (optional) The closing value of the edit. If not supplied, assertion is
   *   skipped.
   */
  protected function assertYamlEdit(array $edits, $field, $type, $orig = NULL, $closing = NULL) {
    $match = FALSE;
    foreach ($edits as $edit) {

      // Choose which section to search for the field.
      $haystack = $type == 'add' ? $edit->closing : $edit->orig;

      // Look through each line and try and find the key.
      if (is_array($haystack)) {
        foreach ($haystack as $item) {
          if (strpos($item, $field . ':') === 0) {
            $match = TRUE;

            // Assert that the edit is of the type specified.
            $this
              ->assertEqual($edit->type, $type, "The {$field} item in the diff is a {$type}");

            // If an original value was given, assert that it matches.
            if (isset($orig)) {
              $this
                ->assertIdentical($edit->orig, $orig, "The original value for key '{$field}' is correct.");
            }

            // If a closing value was given, assert that it matches.
            if (isset($closing)) {
              $this
                ->assertIdentical($edit->closing, $closing, "The closing value for key '{$field}' is correct.");
            }

            // Break out of the search entirely.
            break 2;
          }
        }
      }
    }

    // If we didn't match anything, fail.
    if (!$match) {
      $this
        ->fail("{$field} edit was not matched");
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertContentTrait::$content	protected	property	The current raw content.
AssertContentTrait::$drupalSettings	protected	property	The drupalSettings value from the current raw $content.
AssertContentTrait::$elements	protected	property	The XML structure parsed from the current raw $content.	1
AssertContentTrait::$plainTextContent	protected	property	The plain-text content of raw $content (text nodes).
AssertContentTrait::assertEscaped	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertField	protected	function	Asserts that a field exists with the given name or ID.
AssertContentTrait::assertFieldById	protected	function	Asserts that a field exists with the given ID and value.
AssertContentTrait::assertFieldByName	protected	function	Asserts that a field exists with the given name and value.
AssertContentTrait::assertFieldByXPath	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertContentTrait::assertFieldChecked	protected	function	Asserts that a checkbox field in the current page is checked.
AssertContentTrait::assertFieldsByValue	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertContentTrait::assertLink	protected	function	Passes if a link with the specified label is found.
AssertContentTrait::assertLinkByHref	protected	function	Passes if a link containing a given href (part) is found.
AssertContentTrait::assertNoDuplicateIds	protected	function	Asserts that each HTML ID is used for just a single element.
AssertContentTrait::assertNoEscaped	protected	function	Passes if the raw text IS NOT found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertNoField	protected	function	Asserts that a field does not exist with the given name or ID.
AssertContentTrait::assertNoFieldById	protected	function	Asserts that a field does not exist with the given ID and value.
AssertContentTrait::assertNoFieldByName	protected	function	Asserts that a field does not exist with the given name and value.
AssertContentTrait::assertNoFieldByXPath	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertContentTrait::assertNoFieldChecked	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertContentTrait::assertNoLink	protected	function	Passes if a link with the specified label is not found.
AssertContentTrait::assertNoLinkByHref	protected	function	Passes if a link containing a given href (part) is not found.
AssertContentTrait::assertNoLinkByHrefInMainRegion	protected	function	Passes if a link containing a given href is not found in the main region.
AssertContentTrait::assertNoOption	protected	function	Asserts that a select option in the current page does not exist.
AssertContentTrait::assertNoOptionSelected	protected	function	Asserts that a select option in the current page is not checked.
AssertContentTrait::assertNoPattern	protected	function	Triggers a pass if the perl regex pattern is not found in raw content.
AssertContentTrait::assertNoRaw	protected	function	Passes if the raw text is NOT found on the loaded page, fail otherwise.
AssertContentTrait::assertNoText	protected	function	Passes if the page (with HTML stripped) does not contains the text.
AssertContentTrait::assertNoTitle	protected	function	Pass if the page title is not the given string.
AssertContentTrait::assertNoUniqueText	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertContentTrait::assertOption	protected	function	Asserts that a select option in the current page exists.
AssertContentTrait::assertOptionByText	protected	function	Asserts that a select option with the visible text exists.
AssertContentTrait::assertOptionSelected	protected	function	Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionSelectedWithDrupalSelector	protected	function	Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionWithDrupalSelector	protected	function	Asserts that a select option in the current page exists.
AssertContentTrait::assertPattern	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertContentTrait::assertRaw	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.
AssertContentTrait::assertText	protected	function	Passes if the page (with HTML stripped) contains the text.
AssertContentTrait::assertTextHelper	protected	function	Helper for assertText and assertNoText.
AssertContentTrait::assertTextPattern	protected	function	Asserts that a Perl regex pattern is found in the plain-text content.
AssertContentTrait::assertThemeOutput	protected	function	Asserts themed output.
AssertContentTrait::assertTitle	protected	function	Pass if the page title is the given string.
AssertContentTrait::assertUniqueText	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertContentTrait::assertUniqueTextHelper	protected	function	Helper for assertUniqueText and assertNoUniqueText.
AssertContentTrait::buildXPathQuery	protected	function	Builds an XPath query.
AssertContentTrait::constructFieldXpath	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertContentTrait::cssSelect	protected	function	Searches elements using a CSS selector in the raw content.
AssertContentTrait::getAllOptions	protected	function	Get all option elements, including nested options, in a select.
AssertContentTrait::getDrupalSettings	protected	function	Gets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::getRawContent	protected	function	Gets the current raw content.
AssertContentTrait::getSelectedItem	protected	function	Get the selected value from a select field.
AssertContentTrait::getTextContent	protected	function	Retrieves the plain-text content from the current raw content.
AssertContentTrait::getUrl	protected	function	Get the current URL from the cURL handler.	1
AssertContentTrait::parse	protected	function	Parse content returned from curlExec using DOM and SimpleXML.
AssertContentTrait::removeWhiteSpace	protected	function	Removes all white-space between HTML tags from the raw content.
AssertContentTrait::setDrupalSettings	protected	function	Sets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::setRawContent	protected	function	Sets the raw content (e.g. HTML).
AssertContentTrait::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
AssertHelperTrait::castSafeStrings	protected static	function	Casts MarkupInterface objects into strings.
AssertLegacyTrait::assert	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::assertEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertSame() instead.
AssertLegacyTrait::assertIdenticalObject	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertNotEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotEquals() instead.
AssertLegacyTrait::assertNotIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotSame() instead.
AssertLegacyTrait::pass	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::verbose	protected	function
ConfigDiffTest::$modules	public static	property	Modules to enable. Overrides KernelTestBase::$modules
ConfigDiffTest::assertYamlEdit	protected	function	Helper method to test that an edit is found in a diff'd YAML file.
ConfigDiffTest::testCollectionDiff	public	function	Tests calculating the difference between two sets of config collections.
ConfigDiffTest::testDiff	public	function	Tests calculating the difference between two sets of configuration.
ConfigTestTrait::configImporter	protected	function	Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig	protected	function	Copies configuration objects from source storage to target storage.
KernelTestBase::$backupGlobals	protected	property	Back up and restore any global variables that may be changed by tests.
KernelTestBase::$backupStaticAttributes	protected	property	Back up and restore static class properties that may be changed by tests.
KernelTestBase::$backupStaticAttributesBlacklist	protected	property	Contains a few static class properties for performance.
KernelTestBase::$classLoader	protected	property
KernelTestBase::$configImporter	protected	property	@todo Move into Config test base class.	7
KernelTestBase::$configSchemaCheckerExclusions	protected static	property	An array of config object names that are excluded from schema checking.
KernelTestBase::$container	protected	property
KernelTestBase::$databasePrefix	protected	property
KernelTestBase::$preserveGlobalState	protected	property	Do not forward any global state from the parent process to the processes that run the actual tests.
KernelTestBase::$root	protected	property	The app root.
KernelTestBase::$runTestInSeparateProcess	protected	property	Kernel tests are run in separate processes because they allow autoloading of code from extensions. Running the test in a separate process isolates this behavior from other tests. Subclasses should not override this property.
KernelTestBase::$siteDirectory	protected	property
KernelTestBase::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	6
KernelTestBase::$vfsRoot	protected	property	The virtual filesystem root directory.
KernelTestBase::assertPostConditions	protected	function		1
KernelTestBase::bootEnvironment	protected	function	Bootstraps a basic test environment.
KernelTestBase::bootKernel	private	function	Bootstraps a kernel for a test.
KernelTestBase::config	protected	function	Configuration accessor for tests. Returns non-overridden configuration.
KernelTestBase::disableModules	protected	function	Disables modules for this test.
KernelTestBase::enableModules	protected	function	Enables modules for this test.
KernelTestBase::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
KernelTestBase::getDatabaseConnectionInfo	protected	function	Returns the Database connection info to be used for this test.	1
KernelTestBase::getDatabasePrefix	public	function
KernelTestBase::getExtensionsForModules	private	function	Returns Extension objects for $modules to enable.
KernelTestBase::getModulesToEnable	private static	function	Returns the modules to enable for this test.
KernelTestBase::initFileCache	protected	function	Initializes the FileCache component.
KernelTestBase::installConfig	protected	function	Installs default configuration for a given list of modules.
KernelTestBase::installEntitySchema	protected	function	Installs the storage schema for a specific entity type.
KernelTestBase::installSchema	protected	function	Installs database tables from a module schema definition.
KernelTestBase::isTestInIsolation Deprecated	protected	function	Returns whether the current test method is running in a separate process.
KernelTestBase::prepareTemplate	protected	function
KernelTestBase::register	public	function	Registers test-specific services. Overrides ServiceProviderInterface::register	26
KernelTestBase::render	protected	function	Renders a render array.	1
KernelTestBase::setInstallProfile	protected	function	Sets the install profile and rebuilds the container to update it.
KernelTestBase::setSetting	protected	function	Sets an in-memory Settings variable.
KernelTestBase::setUp	protected	function		347
KernelTestBase::setUpBeforeClass	public static	function		1
KernelTestBase::setUpFilesystem	protected	function	Sets up the filesystem, so things like the file directory.	2
KernelTestBase::stop	protected	function	Stops test execution.
KernelTestBase::tearDown	protected	function		6
KernelTestBase::tearDownCloseDatabaseConnection	public	function	@after
KernelTestBase::vfsDump	protected	function	Dumps the current state of the virtual filesystem to STDOUT.
KernelTestBase::__get Deprecated	public	function	BC: Automatically resolve former KernelTestBase class properties.
KernelTestBase::__sleep	public	function	Prevents serializing any properties.
PhpunitCompatibilityTrait::getMock Deprecated	public	function	Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated	public	function	Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
StorageCopyTrait::replaceStorageContents	protected static	function	Copy the configuration from one storage to another and remove stale items.
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.

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class ConfigDiffTest in Drupal 8

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