--- /dev/null
+<?php
+
+namespace Drupal\Tests\taxonomy\Functional\Rest;
+
+use Drupal\Core\Cache\Cache;
+use Drupal\taxonomy\Entity\Term;
+use Drupal\taxonomy\Entity\Vocabulary;
+use Drupal\Tests\rest\Functional\BcTimestampNormalizerUnixTestTrait;
+use Drupal\Tests\rest\Functional\EntityResource\EntityResourceTestBase;
+use GuzzleHttp\RequestOptions;
+
+abstract class TermResourceTestBase extends EntityResourceTestBase {
+
+ use BcTimestampNormalizerUnixTestTrait;
+
+ /**
+ * {@inheritdoc}
+ */
+ public static $modules = ['taxonomy', 'path'];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $entityTypeId = 'taxonomy_term';
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $patchProtectedFieldNames = [
+ 'changed' => NULL,
+ ];
+
+ /**
+ * @var \Drupal\taxonomy\TermInterface
+ */
+ protected $entity;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUpAuthorization($method) {
+ switch ($method) {
+ case 'GET':
+ $this->grantPermissionsToTestedRole(['access content']);
+ break;
+
+ case 'POST':
+ $this->grantPermissionsToTestedRole(['create terms in camelids']);
+ break;
+
+ case 'PATCH':
+ // Grant the 'create url aliases' permission to test the case when
+ // the path field is accessible, see
+ // \Drupal\Tests\rest\Functional\EntityResource\Node\NodeResourceTestBase
+ // for a negative test.
+ $this->grantPermissionsToTestedRole(['edit terms in camelids', 'create url aliases']);
+ break;
+
+ case 'DELETE':
+ $this->grantPermissionsToTestedRole(['delete terms in camelids']);
+ break;
+
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function createEntity() {
+ $vocabulary = Vocabulary::load('camelids');
+ if (!$vocabulary) {
+ // Create a "Camelids" vocabulary.
+ $vocabulary = Vocabulary::create([
+ 'name' => 'Camelids',
+ 'vid' => 'camelids',
+ ]);
+ $vocabulary->save();
+ }
+
+ // Create a "Llama" taxonomy term.
+ $term = Term::create(['vid' => $vocabulary->id()])
+ ->setName('Llama')
+ ->setDescription("It is a little known fact that llamas cannot count higher than seven.")
+ ->setChangedTime(123456789)
+ ->set('path', '/llama');
+ $term->save();
+
+ return $term;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedNormalizedEntity() {
+ // We test with multiple parent terms, and combinations thereof.
+ // @see ::createEntity()
+ // @see ::testGet()
+ // @see ::testGetTermWithParent()
+ // @see ::providerTestGetTermWithParent()
+ $parent_term_ids = [];
+ for ($i = 0; $i < $this->entity->get('parent')->count(); $i++) {
+ $parent_term_ids[$i] = (int) $this->entity->get('parent')[$i]->target_id;
+ }
+
+ $expected_parent_normalization = FALSE;
+ switch ($parent_term_ids) {
+ case [0]:
+ $expected_parent_normalization = [
+ [
+ 'target_id' => NULL,
+ ],
+ ];
+ break;
+ case [2]:
+ $expected_parent_normalization = [
+ [
+ 'target_id' => 2,
+ 'target_type' => 'taxonomy_term',
+ 'target_uuid' => Term::load(2)->uuid(),
+ 'url' => base_path() . 'taxonomy/term/2',
+ ],
+ ];
+ break;
+ case [0, 2]:
+ $expected_parent_normalization = [
+ [
+ 'target_id' => NULL,
+ ],
+ [
+ 'target_id' => 2,
+ 'target_type' => 'taxonomy_term',
+ 'target_uuid' => Term::load(2)->uuid(),
+ 'url' => base_path() . 'taxonomy/term/2',
+ ],
+ ];
+ break;
+ case [3, 2]:
+ $expected_parent_normalization = [
+ [
+ 'target_id' => 3,
+ 'target_type' => 'taxonomy_term',
+ 'target_uuid' => Term::load(3)->uuid(),
+ 'url' => base_path() . 'taxonomy/term/3',
+ ],
+ [
+ 'target_id' => 2,
+ 'target_type' => 'taxonomy_term',
+ 'target_uuid' => Term::load(2)->uuid(),
+ 'url' => base_path() . 'taxonomy/term/2',
+ ],
+ ];
+ break;
+ }
+
+ return [
+ 'tid' => [
+ ['value' => 1],
+ ],
+ 'uuid' => [
+ ['value' => $this->entity->uuid()],
+ ],
+ 'vid' => [
+ [
+ 'target_id' => 'camelids',
+ 'target_type' => 'taxonomy_vocabulary',
+ 'target_uuid' => Vocabulary::load('camelids')->uuid(),
+ ],
+ ],
+ 'name' => [
+ ['value' => 'Llama'],
+ ],
+ 'description' => [
+ [
+ 'value' => 'It is a little known fact that llamas cannot count higher than seven.',
+ 'format' => NULL,
+ 'processed' => "<p>It is a little known fact that llamas cannot count higher than seven.</p>\n",
+ ],
+ ],
+ 'parent' => $expected_parent_normalization,
+ 'weight' => [
+ ['value' => 0],
+ ],
+ 'langcode' => [
+ [
+ 'value' => 'en',
+ ],
+ ],
+ 'changed' => [
+ $this->formatExpectedTimestampItemValues($this->entity->getChangedTime()),
+ ],
+ 'default_langcode' => [
+ [
+ 'value' => TRUE,
+ ],
+ ],
+ 'path' => [
+ [
+ 'alias' => '/llama',
+ 'pid' => 1,
+ 'langcode' => 'en',
+ ],
+ ],
+ 'status' => [
+ [
+ 'value' => TRUE,
+ ],
+ ],
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getNormalizedPostEntity() {
+ return [
+ 'vid' => [
+ [
+ 'target_id' => 'camelids',
+ ],
+ ],
+ 'name' => [
+ [
+ 'value' => 'Dramallama',
+ ],
+ ],
+ 'description' => [
+ [
+ 'value' => 'Dramallamas are the coolest camelids.',
+ 'format' => NULL,
+ ],
+ ],
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedUnauthorizedAccessMessage($method) {
+ if ($this->config('rest.settings')->get('bc_entity_resource_permissions')) {
+ return parent::getExpectedUnauthorizedAccessMessage($method);
+ }
+
+ switch ($method) {
+ case 'GET':
+ return "The 'access content' permission is required and the taxonomy term must be published.";
+ case 'POST':
+ return "The following permissions are required: 'create terms in camelids' OR 'administer taxonomy'.";
+ case 'PATCH':
+ return "The following permissions are required: 'edit terms in camelids' OR 'administer taxonomy'.";
+ case 'DELETE':
+ return "The following permissions are required: 'delete terms in camelids' OR 'administer taxonomy'.";
+ default:
+ return parent::getExpectedUnauthorizedAccessMessage($method);
+ }
+ }
+
+ /**
+ * Tests PATCHing a term's path.
+ *
+ * For a negative test, see the similar test coverage for Node.
+ *
+ * @see \Drupal\Tests\rest\Functional\EntityResource\Node\NodeResourceTestBase::testPatchPath()
+ */
+ public function testPatchPath() {
+ $this->initAuthentication();
+ $this->provisionEntityResource();
+ $this->setUpAuthorization('GET');
+ $this->setUpAuthorization('PATCH');
+
+ $url = $this->getEntityResourceUrl()->setOption('query', ['_format' => static::$format]);
+
+ // GET term's current normalization.
+ $response = $this->request('GET', $url, $this->getAuthenticationRequestOptions('GET'));
+ $normalization = $this->serializer->decode((string) $response->getBody(), static::$format);
+
+ // Change term's path alias.
+ $normalization['path'][0]['alias'] .= 's-rule-the-world';
+
+ // Create term PATCH request.
+ $request_options = [];
+ $request_options[RequestOptions::HEADERS]['Content-Type'] = static::$mimeType;
+ $request_options = array_merge_recursive($request_options, $this->getAuthenticationRequestOptions('PATCH'));
+ $request_options[RequestOptions::BODY] = $this->serializer->encode($normalization, static::$format);
+
+ // PATCH request: 200.
+ $response = $this->request('PATCH', $url, $request_options);
+ $this->assertResourceResponse(200, FALSE, $response);
+ $updated_normalization = $this->serializer->decode((string) $response->getBody(), static::$format);
+ $this->assertSame($normalization['path'], $updated_normalization['path']);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedCacheTags() {
+ return Cache::mergeTags(parent::getExpectedCacheTags(), ['config:filter.format.plain_text', 'config:filter.settings']);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedCacheContexts() {
+ return Cache::mergeContexts(['url.site'], $this->container->getParameter('renderer.config')['required_cache_contexts']);
+ }
+
+ /**
+ * Tests GETting a term with a parent term other than the default <root> (0).
+ *
+ * @see ::getExpectedNormalizedEntity()
+ *
+ * @dataProvider providerTestGetTermWithParent
+ */
+ public function testGetTermWithParent(array $parent_term_ids) {
+ // Create all possible parent terms.
+ Term::create(['vid' => Vocabulary::load('camelids')->id()])
+ ->setName('Lamoids')
+ ->save();
+ Term::create(['vid' => Vocabulary::load('camelids')->id()])
+ ->setName('Wimoids')
+ ->save();
+
+ // Modify the entity under test to use the provided parent terms.
+ $this->entity->set('parent', $parent_term_ids)->save();
+
+ $this->initAuthentication();
+ $url = $this->getEntityResourceUrl();
+ $url->setOption('query', ['_format' => static::$format]);
+ $request_options = $this->getAuthenticationRequestOptions('GET');
+ $this->provisionEntityResource();
+ $this->setUpAuthorization('GET');
+ $response = $this->request('GET', $url, $request_options);
+ $expected = $this->getExpectedNormalizedEntity();
+ static::recursiveKSort($expected);
+ $actual = $this->serializer->decode((string) $response->getBody(), static::$format);
+ static::recursiveKSort($actual);
+ $this->assertSame($expected, $actual);
+ }
+
+ public function providerTestGetTermWithParent() {
+ return [
+ 'root parent: [0] (= no parent)' => [
+ [0],
+ ],
+ 'non-root parent: [2]' => [
+ [2],
+ ],
+ 'multiple parents: [0,2] (root + non-root parent)' => [
+ [0, 2],
+ ],
+ 'multiple parents: [3,2] (both non-root parents)' => [
+ [3, 2],
+ ],
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedUnauthorizedAccessCacheability() {
+ // @see \Drupal\taxonomy\TermAccessControlHandler::checkAccess()
+ return parent::getExpectedUnauthorizedAccessCacheability()
+ ->addCacheTags(['taxonomy_term:1']);
+ }
+
+}