class ContextAwarePluginBaseTest

class ContextAwarePluginBaseTest extends KernelTestBase {
  
  /**
   * The plugin instance under test.
   *
   * @var \Drupal\Core\Plugin\ContextAwarePluginBase
   */
  private $plugin;
  
  /**
   * {@inheritdoc}
   */
  public function setUp() : void {
    parent::setUp();
    $configuration = [
      'context' => [
        'nato_letter' => 'Alpha',
      ],
    ];
    $plugin_definition = new TestPluginDefinition();
    $plugin_definition->addContextDefinition('nato_letter', ContextDefinition::create('string'));
    $this->plugin = $this->getMockBuilder(ContextAwarePluginBase::class)
      ->setConstructorArgs([
      $configuration,
      'the_sisko',
      $plugin_definition,
    ])
      ->onlyMethods([
      'setContext',
    ])
      ->getMockForAbstractClass();
  }
  
  /**
   * @covers ::getContextDefinitions
   */
  public function testGetContextDefinitions() {
    $this->assertIsArray($this->plugin
      ->getContextDefinitions());
  }
  
  /**
   * @covers ::getContextDefinition
   */
  public function testGetContextDefinition() {
    // The context is not defined, so an exception will be thrown.
    $this->expectException(ContextException::class);
    $this->expectExceptionMessage('The person context is not a valid context.');
    $this->plugin
      ->getContextDefinition('person');
  }
  
  /**
   * @covers ::getContextValue
   */
  public function testGetContextValue() {
    // Assert that the context value passed in the plugin configuration is
    // available.
    $this->assertSame('Alpha', $this->plugin
      ->getContextValue('nato_letter'));
  }
  
  /**
   * @covers ::setContextValue
   */
  public function testSetContextValue() {
    $typed_data_manager = $this->prophesize(TypedDataManagerInterface::class);
    $container = new ContainerBuilder();
    $container->set('typed_data_manager', $typed_data_manager->reveal());
    \Drupal::setContainer($container);
    $this->plugin
      ->getPluginDefinition()
      ->addContextDefinition('foo', new ContextDefinition('string'));
    $this->plugin
      ->expects($this->exactly(1))
      ->method('setContext');
    $this->plugin
      ->setContextValue('foo', new StringData(new DataDefinition(), 'bar'));
  }

}