diff --git a/Tests/Functional/Controller/Fixtures/Database/ContentElementTeaIndex.csv b/Tests/Functional/Controller/Fixtures/Database/ContentElementTeaIndex.csv
new file mode 100644
index 0000000..d30958c
--- /dev/null
+++ b/Tests/Functional/Controller/Fixtures/Database/ContentElementTeaIndex.csv
@@ -0,0 +1,3 @@
+tt_content
+,uid,pid,CType,header,list_type
+,1,1,list,Teas Index,tea_teaindex
diff --git a/Tests/Functional/Controller/Fixtures/Database/SiteStructure.csv b/Tests/Functional/Controller/Fixtures/Database/SiteStructure.csv
new file mode 100644
index 0000000..0982959
--- /dev/null
+++ b/Tests/Functional/Controller/Fixtures/Database/SiteStructure.csv
@@ -0,0 +1,4 @@
+pages
+,uid,pid,title,slug
+,1,0,Rootpage,/
+,2,1,Storage,/storage
diff --git a/Tests/Functional/Controller/Fixtures/Database/Teas.csv b/Tests/Functional/Controller/Fixtures/Database/Teas.csv
new file mode 100644
index 0000000..be0b7d4
--- /dev/null
+++ b/Tests/Functional/Controller/Fixtures/Database/Teas.csv
@@ -0,0 +1,4 @@
+"tx_tea_domain_model_product_tea"
+,"uid","pid","title"
+,1,2,"Godesberger Burgtee"
+,2,2,"Oolong"
diff --git a/Tests/Functional/Controller/Fixtures/Sites/default/config.yaml b/Tests/Functional/Controller/Fixtures/Sites/default/config.yaml
new file mode 100644
index 0000000..7eecb62
--- /dev/null
+++ b/Tests/Functional/Controller/Fixtures/Sites/default/config.yaml
@@ -0,0 +1,16 @@
+base: '/'
+languages:
+  -
+    title: English
+    enabled: true
+    languageId: '0'
+    base: /
+    typo3Language: default
+    locale: en_US.utf8
+    iso-639-1: en
+    navigationTitle: English
+    hreflang: en-us
+    direction: ltr
+    flag: us
+    websiteTitle: ''
+rootPageId: 1
diff --git a/Tests/Functional/Controller/Fixtures/TypoScript/Rendering.typoscript b/Tests/Functional/Controller/Fixtures/TypoScript/Rendering.typoscript
new file mode 100644
index 0000000..cd4ac40
--- /dev/null
+++ b/Tests/Functional/Controller/Fixtures/TypoScript/Rendering.typoscript
@@ -0,0 +1,4 @@
+page = PAGE
+page {
+  10 < styles.content.get
+}
diff --git a/Tests/Functional/Controller/TeaControllerTest.php b/Tests/Functional/Controller/TeaControllerTest.php
new file mode 100644
index 0000000..00d137a
--- /dev/null
+++ b/Tests/Functional/Controller/TeaControllerTest.php
@@ -0,0 +1,52 @@
+<?php
+
+declare(strict_types=1);
+
+namespace TTN\Tea\Tests\Functional\Controller;
+
+use TYPO3\TestingFramework\Core\Functional\Framework\Frontend\InternalRequest;
+use TYPO3\TestingFramework\Core\Functional\FunctionalTestCase;
+
+/**
+ * @covers \TTN\Tea\Controller\TeaController
+ */
+final class TeaControllerTest extends FunctionalTestCase
+{
+    protected array $testExtensionsToLoad = ['ttn/tea'];
+
+    protected array $coreExtensionsToLoad = ['typo3/cms-fluid-styled-content'];
+
+    protected array $pathsToLinkInTestInstance = [
+        'typo3conf/ext/tea/Tests/Functional/Controller/Fixtures/Sites/' => 'typo3conf/sites',
+    ];
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->importCSVDataSet(__DIR__ . '/Fixtures/Database/SiteStructure.csv');
+        $this->setUpFrontendRootPage(1, [
+            'setup' => [
+                'EXT:fluid_styled_content/Configuration/TypoScript/setup.typoscript',
+                'EXT:tea/Tests/Functional/Controller/Fixtures/TypoScript/Rendering.typoscript',
+            ],
+        ]);
+    }
+
+    /**
+     * @test
+     */
+    public function indexActionRendersAllAvailableTeas(): void
+    {
+        $this->importCSVDataSet(__DIR__ . '/Fixtures/Database/ContentElementTeaIndex.csv');
+        $this->importCSVDataSet(__DIR__ . '/Fixtures/Database/Teas.csv');
+
+        $request = new InternalRequest();
+        $request = $request->withPageId(1);
+
+        $html = $this->executeFrontendRequest($request)->getBody()->__toString();
+
+        self::assertStringContainsString('Godesberger Burgtee', $html);
+        self::assertStringContainsString('Oolong', $html);
+    }
+}