diff --git a/src/Controller/EntryPoint.php b/src/Controller/EntryPoint.php
index 8587ce5..c5a322f 100644
--- a/src/Controller/EntryPoint.php
+++ b/src/Controller/EntryPoint.php
@@ -63,19 +63,22 @@ class EntryPoint extends ControllerBase {
     // executing the underlying entity query.
     $context = new RenderContext();
     /** @var \Drupal\Core\Cache\CacheableResponseInterface $response */
-    $urls = $this->renderer
-      ->executeInRenderContext($context, function () {
-        $self = Url::fromRoute('jsonapi.resource_list')->setOption('absolute', TRUE);
-        return array_reduce($this->resourceTypeRepository->all(), function (array $carry, ResourceType $resource_type) {
-          // TODO: Learn how to invalidate the cache for this page when a new entity
-          // type or bundle gets added, removed or updated.
-          // $this->response->addCacheableDependency($definition);
-          $url = Url::fromRoute(sprintf('jsonapi.%s.collection', $resource_type->getTypeName()));
-          $url->setOption('absolute', TRUE);
-          $carry[$resource_type->getTypeName()] = $url->toString();
-          return $carry;
-        }, ['self' => $self->toString()]);
-      });
+    $do_build_urls = function () {
+      $self = Url::fromRoute('jsonapi.resource_list')
+        ->setOption('absolute', TRUE);
+
+      return array_reduce($this->resourceTypeRepository->all(), function (array $carry, ResourceType $resource_type) {
+        // TODO: Learn how to invalidate the cache for this page when a new entity
+        // type or bundle gets added, removed or updated.
+        // $this->response->addCacheableDependency($definition);
+        $url = Url::fromRoute(sprintf('jsonapi.%s.collection', $resource_type->getTypeName()));
+        $url->setOption('absolute', TRUE);
+        $carry[$resource_type->getTypeName()] = $url->toString();
+
+        return $carry;
+      }, ['self' => $self->toString()]);
+    };
+    $urls = $this->renderer->executeInRenderContext($context, $do_build_urls);
     if (!$context->isEmpty()) {
       $this->response->addCacheableDependency($context->pop());
     }
diff --git a/tests/src/Kernel/Controller/EntryPointTest.php b/tests/src/Kernel/Controller/EntryPointTest.php
new file mode 100644
index 0000000..e538ad1
--- /dev/null
+++ b/tests/src/Kernel/Controller/EntryPointTest.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace Drupal\Tests\jsonapi\Kernel\Controller;
+
+use Drupal\Core\Cache\CacheableJsonResponse;
+use Drupal\jsonapi\Controller\EntryPoint;
+use Drupal\Tests\jsonapi\Kernel\JsonapiKernelTestBase;
+
+/**
+ * @coversDefaultClass \Drupal\jsonapi\Controller\EntryPoint
+ * @group jsonapi
+ */
+class EntryPointTest extends JsonapiKernelTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = [
+    'node',
+    'jsonapi',
+    'serialization',
+    'system',
+    'user',
+  ];
+
+  /**
+   * @covers ::index
+   */
+  public function testIndex() {
+    $controller = new EntryPoint(
+      \Drupal::service('jsonapi.resource_type.repository'),
+      \Drupal::service('renderer'),
+      new CacheableJsonResponse()
+    );
+    $processed_response = $controller->index();
+    $this->assertEquals(
+      ['url.site'],
+      $processed_response->getCacheableMetadata()->getCacheContexts()
+    );
+    $data = json_decode($processed_response->getContent(), TRUE);
+    $links = $data['links'];
+    $this->assertRegExp('/.*\/jsonapi/', $links['self']);
+    $this->assertRegExp('/.*\/jsonapi\/user\/user/', $links['user--user']);
+    $this->assertRegExp('/.*\/jsonapi\/node_type\/node_type/', $links['node_type--node_type']);
+  }
+
+}