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class TwigEnvironmentTest in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/modules/system/src/Tests/Theme/TwigEnvironmentTest.php \Drupal\system\Tests\Theme\TwigEnvironmentTest

Tests the twig environment.

@group Twig

Hierarchy

Expanded class hierarchy of TwigEnvironmentTest

See also

\Drupal\Core\Template\TwigEnvironment

File

core/modules/system/src/Tests/Theme/TwigEnvironmentTest.php, line 20
Contains \Drupal\system\Tests\Theme\TwigEnvironmentTest.

Namespace

Drupal\system\Tests\Theme
View source 
class TwigEnvironmentTest extends KernelTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = array(
    'system',
  );

  /**
   * Tests inline templates.
   */
  public function testInlineTemplate() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');

    /** @var \Drupal\Core\Template\TwigEnvironment $environment */
    $environment = \Drupal::service('twig');
    $this
      ->assertEqual($environment
      ->renderInline('test-no-context'), 'test-no-context');
    $this
      ->assertEqual($environment
      ->renderInline('test-with-context {{ llama }}', array(
      'llama' => 'muuh',
    )), 'test-with-context muuh');
    $element = array();
    $unsafe_string = '<script>alert(\'Danger! High voltage!\');</script>';
    $element['test'] = array(
      '#type' => 'inline_template',
      '#template' => 'test-with-context <label>{{ unsafe_content }}</label>',
      '#context' => array(
        'unsafe_content' => $unsafe_string,
      ),
    );
    $this
      ->assertEqual($renderer
      ->renderRoot($element), 'test-with-context <label>' . Html::escape($unsafe_string) . '</label>');

    // Enable twig_auto_reload and twig_debug.
    $settings = Settings::getAll();
    $settings['twig_debug'] = TRUE;
    $settings['twig_auto_reload'] = TRUE;
    new Settings($settings);
    $this->container = $this->kernel
      ->rebuildContainer();
    \Drupal::setContainer($this->container);
    $element = array();
    $element['test'] = array(
      '#type' => 'inline_template',
      '#template' => 'test-with-context {{ llama }}',
      '#context' => array(
        'llama' => 'muuh',
      ),
    );
    $element_copy = $element;

    // Render it twice so that twig caching is triggered.
    $this
      ->assertEqual($renderer
      ->renderRoot($element), 'test-with-context muuh');
    $this
      ->assertEqual($renderer
      ->renderRoot($element_copy), 'test-with-context muuh');

    // Tests caching of inline templates with long content to ensure the
    // generated cache key can be used as a filename.
    $element = [];
    $element['test'] = [
      '#type' => 'inline_template',
      '#template' => 'Llamas sometimes spit and wrestle with their {{ llama }}. Kittens are soft and fuzzy and they sometimes say {{ kitten }}. Flamingos have long legs and they are usually {{ flamingo }}. Pandas eat bamboo and they are {{ panda }}. Giraffes have long necks and long tongues and they eat {{ giraffe }}.',
      '#context' => [
        'llama' => 'necks',
        'kitten' => 'meow',
        'flamingo' => 'pink',
        'panda' => 'bears',
        'giraffe' => 'leaves',
      ],
    ];
    $expected = 'Llamas sometimes spit and wrestle with their necks. Kittens are soft and fuzzy and they sometimes say meow. Flamingos have long legs and they are usually pink. Pandas eat bamboo and they are bears. Giraffes have long necks and long tongues and they eat leaves.';
    $element_copy = $element;

    // Render it twice so that twig caching is triggered.
    $this
      ->assertEqual($renderer
      ->renderRoot($element), $expected);
    $this
      ->assertEqual($renderer
      ->renderRoot($element_copy), $expected);
    $name = '{# inline_template_start #}' . $element['test']['#template'];
    $hash = $this->container
      ->getParameter('twig_extension_hash');
    $cache = $environment
      ->getCache();
    $class = $environment
      ->getTemplateClass($name);
    $expected = $hash . '_inline-template' . '_' . hash('sha256', $class);
    $this
      ->assertEqual($expected, $cache
      ->generateKey($name, $class));
  }

  /**
   * Tests that exceptions are thrown when a template is not found.
   */
  public function testTemplateNotFoundException() {

    /** @var \Drupal\Core\Template\TwigEnvironment $environment */
    $environment = \Drupal::service('twig');
    try {
      $environment
        ->loadTemplate('this-template-does-not-exist.html.twig')
        ->render(array());
      $this
        ->fail('Did not throw an exception as expected.');
    } catch (\Twig_Error_Loader $e) {
      $this
        ->assertTrue(strpos($e
        ->getMessage(), 'Template "this-template-does-not-exist.html.twig" is not defined') === 0);
    }
  }

  /**
   * Ensures that cacheFilename() varies by extensions + deployment identifier.
   */
  public function testCacheFilename() {

    /** @var \Drupal\Core\Template\TwigEnvironment $environment */

    // Note: Later we refetch the twig service in order to bypass its internal
    // static cache.
    $environment = \Drupal::service('twig');
    $original_filename = $environment
      ->getCacheFilename('core/modules/system/templates/container.html.twig');
    \Drupal::getContainer()
      ->set('twig', NULL);
    \Drupal::service('module_installer')
      ->install([
      'twig_extension_test',
    ]);
    $environment = \Drupal::service('twig');
    $new_extension_filename = $environment
      ->getCacheFilename('core/modules/system/templates/container.html.twig');
    \Drupal::getContainer()
      ->set('twig', NULL);
    $this
      ->assertNotEqual($new_extension_filename, $original_filename);
  }

}

Members

Namesort descending 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 $content. 2
AssertContentTrait::$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::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 function Casts MarkupInterface objects into strings.
KernelTestBase::$configDirectories protected property The configuration directories for this test run.
KernelTestBase::$keyValueFactory protected property A KeyValueMemoryFactory instance to use when building the container.
KernelTestBase::$moduleFiles private property
KernelTestBase::$streamWrappers protected property Array of registered stream wrappers.
KernelTestBase::$themeFiles private property
KernelTestBase::beforePrepareEnvironment protected function Act on global state information before the environment is altered for a test. Overrides TestBase::beforePrepareEnvironment
KernelTestBase::containerBuild public function Sets up the base service container for this test. 12
KernelTestBase::defaultLanguageData protected function Provides the data for setting the default language on the container. 1
KernelTestBase::disableModules protected function Disables modules for this test.
KernelTestBase::enableModules protected function Enables modules for this test.
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 a specific table from a module schema definition.
KernelTestBase::prepareConfigDirectories protected function Create and set new configuration directories. 1
KernelTestBase::registerStreamWrapper protected function Registers a stream wrapper for this test.
KernelTestBase::render protected function Renders a render array.
KernelTestBase::setUp protected function Performs setup tasks before each individual test method is run. Overrides TestBase::setUp
KernelTestBase::tearDown protected function Performs cleanup tasks after each individual test method has been run. Overrides TestBase::tearDown
KernelTestBase::__construct function Constructor for Test. Overrides TestBase::__construct
RandomGeneratorTrait::$randomGenerator protected property The random generator.
RandomGeneratorTrait::getRandomGenerator protected function Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName protected function Generates a unique random string containing letters and numbers.
RandomGeneratorTrait::randomObject public function Generates a random PHP object.
RandomGeneratorTrait::randomString public function Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate public function Callback for random string validation.
SessionTestTrait::$sessionName protected property The name of the session cookie.
SessionTestTrait::generateSessionName protected function Generates a session cookie name.
SessionTestTrait::getSessionName protected function Returns the session name in use on the child site.
TestBase::$assertions protected property Assertions thrown in that test case.
TestBase::$configImporter protected property The config importer that can used in a test. 5
TestBase::$configSchemaCheckerExclusions protected static property An array of config object names that are excluded from schema checking.
TestBase::$container protected property The dependency injection container used in the test.
TestBase::$databasePrefix protected property The database prefix of this test run.
TestBase::$dieOnFail public property Whether to die in case any test assertion fails.
TestBase::$httpAuthCredentials protected property HTTP authentication credentials (<username>:<password>).
TestBase::$httpAuthMethod protected property HTTP authentication method (specified as a CURLAUTH_* constant).
TestBase::$kernel protected property The DrupalKernel instance used in the test. 1
TestBase::$originalConf protected property The original configuration (variables), if available.
TestBase::$originalConfig protected property The original configuration (variables).
TestBase::$originalConfigDirectories protected property The original configuration directories.
TestBase::$originalContainer protected property The original container.
TestBase::$originalFileDirectory protected property The original file directory, before it was changed for testing purposes.
TestBase::$originalLanguage protected property The original language.
TestBase::$originalPrefix protected property The original database prefix when running inside Simpletest.
TestBase::$originalProfile protected property The original installation profile.
TestBase::$originalSessionName protected property The name of the session cookie of the test-runner.
TestBase::$originalSettings protected property The settings array.
TestBase::$originalShutdownCallbacks protected property The original array of shutdown function callbacks. 1
TestBase::$originalSite protected property The site directory of the original parent site.
TestBase::$originalUser protected property The original user, before testing began. 1
TestBase::$privateFilesDirectory protected property The private file directory for the test environment.
TestBase::$publicFilesDirectory protected property The public file directory for the test environment.
TestBase::$results public property Current results of this test case.
TestBase::$siteDirectory protected property The site directory of this test run.
TestBase::$skipClasses protected property This class is skipped when looking for the source of an assertion.
TestBase::$strictConfigSchema protected property Set to TRUE to strict check all configuration saved. 4
TestBase::$tempFilesDirectory protected property The temporary file directory for the test environment.
TestBase::$testId protected property The test run ID.
TestBase::$timeLimit protected property Time limit for the test.
TestBase::$translationFilesDirectory protected property The translation file directory for the test environment.
TestBase::$verbose public property TRUE if verbose debugging is enabled.
TestBase::$verboseClassName protected property Safe class name for use in verbose output filenames.
TestBase::$verboseDirectory protected property Directory where verbose output files are put.
TestBase::$verboseDirectoryUrl protected property URL to the verbose output file directory.
TestBase::$verboseId protected property Incrementing identifier for verbose output filenames.
TestBase::assert protected function Internal helper: stores the assert.
TestBase::assertEqual protected function Check to see if two values are equal.
TestBase::assertErrorLogged protected function Asserts that a specific error has been logged to the PHP error log.
TestBase::assertFalse protected function Check to see if a value is false.
TestBase::assertIdentical protected function Check to see if two values are identical.
TestBase::assertIdenticalObject protected function Checks to see if two objects are identical.
TestBase::assertNoErrorsLogged protected function Asserts that no errors have been logged to the PHP error.log thus far.
TestBase::assertNotEqual protected function Check to see if two values are not equal.
TestBase::assertNotIdentical protected function Check to see if two values are not identical.
TestBase::assertNotNull protected function Check to see if a value is not NULL.
TestBase::assertNull protected function Check to see if a value is NULL.
TestBase::assertTrue protected function Check to see if a value is not false.
TestBase::changeDatabasePrefix private function Changes the database connection to the prefixed one.
TestBase::checkRequirements protected function Checks the matching requirements for Test. 2
TestBase::config protected function Configuration accessor for tests. Returns non-overridden configuration.
TestBase::configImporter public function Returns a ConfigImporter object to import test importing of configuration. 5
TestBase::copyConfig public function Copies configuration objects from source storage to target storage.
TestBase::deleteAssert public static function Delete an assertion record by message ID.
TestBase::error protected function Fire an error assertion. 3
TestBase::errorHandler public function Handle errors during test runs.
TestBase::exceptionHandler protected function Handle exceptions.
TestBase::fail protected function Fire an assertion that is always negative.
TestBase::filePreDeleteCallback public static function Ensures test files are deletable within file_unmanaged_delete_recursive().
TestBase::generatePermutations public static function Converts a list of possible parameters into a stack of permutations.
TestBase::getAssertionCall protected function Cycles through backtrace until the first non-assertion method is found.
TestBase::getConfigSchemaExclusions protected function Gets the config schema exclusions for this test.
TestBase::getDatabaseConnection public static function Returns the database connection to the site running Simpletest.
TestBase::getDatabasePrefix public function Gets the database prefix.
TestBase::getTempFilesDirectory public function Gets the temporary files directory.
TestBase::insertAssert public static function Store an assertion from outside the testing context.
TestBase::pass protected function Fire an assertion that is always positive.
TestBase::prepareDatabasePrefix private function Generates a database prefix for running tests.
TestBase::prepareEnvironment private function Prepares the current environment for running the test.
TestBase::restoreEnvironment private function Cleans up the test environment and restores the original environment.
TestBase::run public function Run all tests in this class. 1
TestBase::settingsSet protected function Changes in memory settings.
TestBase::storeAssertion protected function Helper method to store an assertion record in the configured database.
TestBase::verbose protected function Logs a verbose message in a text file.
TwigEnvironmentTest::$modules public static property Modules to enable. Overrides KernelTestBase::$modules
TwigEnvironmentTest::testCacheFilename public function Ensures that cacheFilename() varies by extensions + deployment identifier.
TwigEnvironmentTest::testInlineTemplate public function Tests inline templates.
TwigEnvironmentTest::testTemplateNotFoundException public function Tests that exceptions are thrown when a template is not found.