diff --git a/demo/collect_demo.install b/demo/collect_demo.install
index c11274d..a445313 100644
--- a/demo/collect_demo.install
+++ b/demo/collect_demo.install
@@ -77,7 +77,7 @@ function collect_demo_install() {
   $node->save();
 
   // Set the node as the front page.
-  \Drupal::configFactory()->getEditable('system.site')->set('page.front', 'node/' . $node->id())->save();
+  \Drupal::configFactory()->getEditable('system.site')->set('page.front', '/node/' . $node->id())->save();
 
   // Fetch a web page.
   collect_fetch_service()->fetch('http://www.drupal.org');
diff --git a/demo/src/Tests/CollectDemoTest.php b/demo/src/Tests/CollectDemoTest.php
new file mode 100644
index 0000000..3a83eed
--- /dev/null
+++ b/demo/src/Tests/CollectDemoTest.php
@@ -0,0 +1,40 @@
+<?php
+/**
+ * @file
+ * Contains \Drupal\system\Tests\DrupalKernel\CollectDemoTest.
+ */
+
+namespace Drupal\collect_demo\tests;
+
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests the demo module for collect.
+ *
+ * @group collect
+ */
+class CollectDemoTest extends WebTestBase {
+
+  public static $modules = array(
+    'collect_demo',
+  );
+
+  /**
+   * Asserts the demo content on the web page.
+   */
+  protected function testInstalled() {
+    $user = $this->drupalCreateUser(['access administration pages', 'administer collect']);
+    $this->drupalLogin($user);
+    $this->drupalGet('/admin/content/collect');
+    $this->assertText(t('collect:url'));
+    $host = \Drupal::request()->getHost();
+    $this->assertText(t('collect:collectjson/@host/entity/node/article', array('@host' => $host)));
+    $this->assertText(t('collect:collectjson-definition/global/fields', array('@host' => $host)));
+    $this->assertText(t('collect:collectjson/@host/entity/user"', array('@host' => $host)));
+    $this->assertText(t('collect:collectjson-definition/global/fields'));
+    $this->clickLink(t('view'));
+    $this->drupalGet('/');
+    $this->assertResponse('200');
+    $this->assertText(t('Collect Demo'));
+  }
+}
diff --git a/src/Tests/CollectWebTest.php b/src/Tests/CollectWebTest.php
index 9e4ad53..23903cc 100644
--- a/src/Tests/CollectWebTest.php
+++ b/src/Tests/CollectWebTest.php
@@ -83,7 +83,6 @@ class CollectWebTest extends WebTestBase {
       'date' => (new DrupalDateTime('2014-12-16 09:40'))->getTimestamp(),
     ));
     $container->save();
-
     $this->drupalGet('admin/content/collect');
     $this->assertResponse(403);