class ModerationInformationTest

class ModerationInformationTest extends UnitTestCase {
    
    /**
     * Builds a mock user.
     *
     * @return \Drupal\Core\Session\AccountInterface
     *   The mocked user.
     */
    protected function getUser() {
        return $this->prophesize(AccountInterface::class)
            ->reveal();
    }
    
    /**
     * Returns a mock Entity Type Manager.
     *
     * @return \Drupal\Core\Entity\EntityTypeManagerInterface
     *   The mocked entity type manager.
     */
    protected function getEntityTypeManager() {
        $entity_type_manager = $this->prophesize(EntityTypeManagerInterface::class);
        $entity_type_manager->getHandler(Argument::any(), 'moderation')
            ->willReturn(new ModerationHandler());
        return $entity_type_manager->reveal();
    }
    
    /**
     * Sets up content moderation and entity type bundle info mocking.
     *
     * @param string $bundle
     *   The bundle ID.
     * @param string|null $workflow
     *   The workflow ID. If nul no workflow information is added to the bundle.
     *
     * @return \Drupal\Core\Entity\EntityTypeManagerInterface
     *   The mocked entity type manager.
     */
    public function setupModerationBundleInfo($bundle, $workflow = NULL) {
        $bundle_info_array = [];
        if ($workflow) {
            $bundle_info_array['workflow'] = $workflow;
        }
        $bundle_info = $this->prophesize(EntityTypeBundleInfoInterface::class);
        $bundle_info->getBundleInfo("test_entity_type")
            ->willReturn([
            $bundle => $bundle_info_array,
        ]);
        $bundle_info->getBundleInfo("unmoderated_test_type")
            ->willReturn([
            $bundle => [],
        ]);
        return $bundle_info->reveal();
    }
    
    /**
     * @covers ::isModeratedEntityType
     */
    public function testIsModeratedEntityType() : void {
        $moderation_information = new ModerationInformation($this->getEntityTypeManager(), $this->setupModerationBundleInfo('test_bundle', 'workflow'));
        $moderated_entity_type = $this->prophesize(EntityTypeInterface::class);
        $moderated_entity_type->id()
            ->willReturn('test_entity_type');
        $unmoderated_entity_type = $this->prophesize(EntityTypeInterface::class);
        $unmoderated_entity_type->id()
            ->willReturn('unmoderated_test_type');
        $this->assertTrue($moderation_information->isModeratedEntityType($moderated_entity_type->reveal()));
        $this->assertFalse($moderation_information->isModeratedEntityType($unmoderated_entity_type->reveal()));
    }
    
    /**
     * @dataProvider providerWorkflow
     * @covers ::isModeratedEntity
     */
    public function testIsModeratedEntity($workflow, $expected) : void {
        $moderation_information = new ModerationInformation($this->getEntityTypeManager(), $this->setupModerationBundleInfo('test_bundle', $workflow));
        $entity_type = new ContentEntityType([
            'id' => 'test_entity_type',
            'bundle_entity_type' => 'entity_test_bundle',
            'handlers' => [
                'moderation' => ModerationHandler::class,
            ],
        ]);
        $entity = $this->prophesize(ContentEntityInterface::class);
        $entity->getEntityType()
            ->willReturn($entity_type);
        $entity->getEntityTypeId()
            ->willReturn($entity_type->id());
        $entity->bundle()
            ->willReturn('test_bundle');
        $this->assertEquals($expected, $moderation_information->isModeratedEntity($entity->reveal()));
    }
    
    /**
     * @dataProvider providerWorkflow
     * @covers ::getWorkflowForEntity
     */
    public function testGetWorkflowForEntity($workflow) : void {
        $entity_type_manager = $this->prophesize(EntityTypeManagerInterface::class);
        if ($workflow) {
            $workflow_entity = $this->prophesize(WorkflowInterface::class)
                ->reveal();
            $workflow_storage = $this->prophesize(EntityStorageInterface::class);
            $workflow_storage->load('workflow')
                ->willReturn($workflow_entity)
                ->shouldBeCalled();
            $entity_type_manager->getStorage('workflow')
                ->willReturn($workflow_storage->reveal());
        }
        else {
            $workflow_entity = NULL;
        }
        $moderation_information = new ModerationInformation($entity_type_manager->reveal(), $this->setupModerationBundleInfo('test_bundle', $workflow));
        $entity = $this->prophesize(ContentEntityInterface::class);
        $entity->getEntityTypeId()
            ->willReturn('test_entity_type');
        $entity->bundle()
            ->willReturn('test_bundle');
        $this->assertEquals($workflow_entity, $moderation_information->getWorkflowForEntity($entity->reveal()));
    }
    
    /**
     * @dataProvider providerWorkflow
     * @covers ::shouldModerateEntitiesOfBundle
     */
    public function testShouldModerateEntities($workflow, $expected) : void {
        $entity_type = new ContentEntityType([
            'id' => 'test_entity_type',
            'bundle_entity_type' => 'entity_test_bundle',
            'handlers' => [
                'moderation' => ModerationHandler::class,
            ],
        ]);
        $moderation_information = new ModerationInformation($this->getEntityTypeManager(), $this->setupModerationBundleInfo('test_bundle', $workflow));
        $this->assertEquals($expected, $moderation_information->shouldModerateEntitiesOfBundle($entity_type, 'test_bundle'));
    }
    
    /**
     * Data provider for several tests.
     */
    public static function providerWorkflow() {
        return [
            [
                NULL,
                FALSE,
            ],
            [
                'workflow',
                TRUE,
            ],
        ];
    }

}