diff --git a/Tests/Functional/Domain/Repository/TeaRepositoryTest.php b/Tests/Functional/Domain/Repository/TeaRepositoryTest.php
index 3ef2f33..0bfbaed 100644
--- a/Tests/Functional/Domain/Repository/TeaRepositoryTest.php
+++ b/Tests/Functional/Domain/Repository/TeaRepositoryTest.php
@@ -101,6 +101,7 @@ final class TeaRepositoryTest extends FunctionalTestCase
         self::assertSame('Earl Grey', $model->getTitle());
         self::assertSame('Fresh and hot.', $model->getDescription());
         self::assertSame(2, $model->getOwnerUid());
+        // @todo: add test for reading the `internalNotes` property (needs additions to the SQL and the TCA)
     }
 
     /**
@@ -180,4 +181,8 @@ final class TeaRepositoryTest extends FunctionalTestCase
         $result->rewind();
         self::assertSame(2, $result->current()->getUid());
     }
+
+    // @todo: Add tests for a to-be-written method `findByFullText` that searches for substrings using `LIKE`
+    // in title and description.
+    // Also test with a title that contains a percent sign (to make sure the escaping is correct).
 }
diff --git a/Tests/Unit/Domain/Model/TeaTest.php b/Tests/Unit/Domain/Model/TeaTest.php
index bb5981f..1a4ddff 100644
--- a/Tests/Unit/Domain/Model/TeaTest.php
+++ b/Tests/Unit/Domain/Model/TeaTest.php
@@ -106,4 +106,10 @@ final class TeaTest extends UnitTestCase
 
         self::assertSame($value, $this->subject->getOwnerUid());
     }
+
+    // @todo: Tests for the "internalNotes" property:
+    // getInternalNotesInitiallyReturnsEmptyString
+    // setInternalNotesSetsInternalNotes
+    //
+    // after that, continue with the functional tests for the repository
 }