function DevelTwigExtensionTest::testDumpFunctionsRegistered

Tests that the Twig dump functions are registered properly.

File

tests/src/Kernel/DevelTwigExtensionTest.php, line 82

Class

DevelTwigExtensionTest

Tests Twig extensions.

Namespace

Code

public function testDumpFunctionsRegistered() : void {
  /** @var \Drupal\Core\Template\TwigEnvironment $environment */
  $environment = $this->container
    ->get('twig');
  $functions = $environment->getFunctions();
  $dump_functions = [
    'devel_dump',
  ];
  $message_functions = [
    'devel_message',
    'dpm',
    'dsm',
  ];
  $registered_functions = $dump_functions + $message_functions;
  foreach ($registered_functions as $name) {
    $this->assertArrayHasKey($name, $functions);
    $function = $functions[$name];
    $this->assertEquals($function->getName(), $name);
    $this->assertTrue($function->needsContext());
    $this->assertTrue($function->needsEnvironment());
    $this->assertTrue($function->isVariadic());
    is_callable($function->getCallable(), TRUE, $callable);
    if (in_array($name, $dump_functions)) {
      $this->assertEquals($callable, Debug::class . '::dump');
    }
    else {
      $this->assertEquals($callable, Debug::class . '::message');
    }
  }
}