<?php

namespace Drupal\Tests\content_moderation\Kernel;

use Drupal\KernelTests\KernelTestBase;
use Drupal\workflows\Entity\Workflow;

/**
 * Tests the API of the ContentModeration workflow type plugin.
 *
 * @group content_moderation
 *
 * @coversDefaultClass \Drupal\content_moderation\Plugin\WorkflowType\ContentModeration
 */
class ContentModerationWorkflowTypeApiTest extends KernelTestBase {

  /**
   * A workflow for testing.
   *
   * @var \Drupal\workflows\Entity\Workflow
   */
  protected $workflow;

  /**
   * Modules to install.
   *
   * @var array
   */
  public static $modules = [
    'workflows',
    'content_moderation',
  ];

  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $this->workflow = Workflow::create(['id' => 'test', 'type' => 'content_moderation']);
  }

  /**
   * @covers ::getBundlesForEntityType
   * @covers ::addEntityTypeAndBundle
   * @covers ::removeEntityTypeAndBundle
   */
  public function testGetBundlesForEntityType() {
    /** @var \Drupal\content_moderation\Plugin\WorkflowType\ContentModeration $workflow_plugin */
    $workflow_plugin = $this->workflow->getTypePlugin();
    // The content moderation plugin does not validate the existence of the
    // entity type or bundle.
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_node'));
    $workflow_plugin->addEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertEquals(['fake_page'], $workflow_plugin->getBundlesForEntityType('fake_node'));
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_block'));
    $workflow_plugin->removeEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_node'));
  }

  /**
   * @covers ::appliesToEntityTypeAndBundle
   * @covers ::addEntityTypeAndBundle
   * @covers ::removeEntityTypeAndBundle
   */
  public function testAppliesToEntityTypeAndBundle() {
    /** @var \Drupal\content_moderation\Plugin\WorkflowType\ContentModeration $workflow_plugin */
    $workflow_plugin = $this->workflow->getTypePlugin();
    // The content moderation plugin does not validate the existence of the
    // entity type or bundle.
    $this->assertFalse($workflow_plugin->appliesToEntityTypeAndBundle('fake_node', 'fake_page'));
    $workflow_plugin->addEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertTrue($workflow_plugin->appliesToEntityTypeAndBundle('fake_node', 'fake_page'));
    $this->assertFalse($workflow_plugin->appliesToEntityTypeAndBundle('fake_block', 'fake_custom'));
    $workflow_plugin->removeEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertFalse($workflow_plugin->appliesToEntityTypeAndBundle('fake_node', 'fake_page'));
  }

  /**
   * @covers ::addEntityTypeAndBundle
   */
  public function testAddEntityTypeAndBundle() {
    /** @var \Drupal\content_moderation\Plugin\WorkflowType\ContentModeration $workflow_plugin */
    $workflow_plugin = $this->workflow->getTypePlugin();

    // The bundles are intentionally added in reverse alphabetical order.
    $workflow_plugin->addEntityTypeAndBundle('fake_node', 'fake_page');
    $workflow_plugin->addEntityTypeAndBundle('fake_node', 'fake_article');

    // Add another entity type that comes alphabetically before 'fake_node'.
    $workflow_plugin->addEntityTypeAndBundle('fake_block', 'fake_custom');

    // The entity type keys and bundle values should be sorted alphabetically.
    // The bundle array index should not reflect the order in which they are
    // added.
    $this->assertSame(
      ['fake_block' => ['fake_custom'], 'fake_node' => ['fake_article', 'fake_page']],
      $workflow_plugin->getConfiguration()['entity_types']
    );
  }

  /**
   * @covers ::addEntityTypeAndBundle
   * @covers ::removeEntityTypeAndBundle
   */
  public function testRemoveEntityTypeAndBundle() {
    /** @var \Drupal\content_moderation\Plugin\WorkflowType\ContentModeration $workflow_plugin */
    $workflow_plugin = $this->workflow->getTypePlugin();

    // There should be no bundles for fake_node to start with.
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_node'));
    // Removing a bundle which is not set on the workflow should not throw an
    // error and should still result in none being returned.
    $workflow_plugin->removeEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_node'));
    // Adding a bundle for fake_node should result it in being returned, but
    // then removing it will return no bundles for fake_node.
    $workflow_plugin->addEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertEquals(['fake_page'], $workflow_plugin->getBundlesForEntityType('fake_node'));
    $workflow_plugin->removeEntityTypeAndBundle('fake_node', 'fake_page');
    $this->assertEquals([], $workflow_plugin->getBundlesForEntityType('fake_node'));
  }

}
