diff --git a/Classes/Domain/Service/ZoomApiAccessTokenFactory.php b/Classes/Domain/Service/ZoomApiAccessTokenFactory.php
index 28aaaee..1a68c4c 100644
--- a/Classes/Domain/Service/ZoomApiAccessTokenFactory.php
+++ b/Classes/Domain/Service/ZoomApiAccessTokenFactory.php
@@ -69,10 +69,9 @@ public function createFromConfiguration(): ZoomApiAccessToken
             throw new ZoomApiException('Please ensure your Zoom app has the following scopes: user:read:admin, recording:read:admin, meeting:read:admin', 1695040540417);
         }
 
-        $zoomApiAccessToken = new ZoomApiAccessToken(
+        return new ZoomApiAccessToken(
             $responseBodyAsArray['access_token'],
             explode(',', $responseBodyAsArray['scope']));
-        return $zoomApiAccessToken;
     }
 
     /**
diff --git a/Classes/Domain/Service/ZoomApiService.php b/Classes/Domain/Service/ZoomApiService.php
index e9254f5..8accb59 100644
--- a/Classes/Domain/Service/ZoomApiService.php
+++ b/Classes/Domain/Service/ZoomApiService.php
@@ -107,21 +107,7 @@ public function getUpcomingMeetings(bool $skipCache = false): array
      */
     public function getRecordings(DateTime|string $from, DateTime|string $to, bool $skipCache = false): array
     {
-        if (is_string($from)) {
-            $from = new DateTimeImmutable($from);
-        } else {
-            $from = DateTimeImmutable::createFromMutable($from);
-        }
-
-        if (is_string($to)) {
-            $to = new DateTimeImmutable($to);
-        } else {
-            $to = DateTimeImmutable::createFromMutable($to);
-        }
-
-        if ($from > $to) {
-            throw new InvalidArgumentException('The from date must be after the to date');
-        }
+        list($from, $to) = $this->convertFromAndToAsDateTimeImmutable($from, $to);
 
         $cacheEntryIdentifier = sprintf('recordings_%s_%s', $from->format('Y-m-d'), $to->format('Y-m-d'));
         $recordings = $this->getCacheEntry($cacheEntryIdentifier);
@@ -257,4 +243,31 @@ private function getCacheEntry(string $entryIdentifier): array|bool
     {
         return $this->requestsCache->get($entryIdentifier);
     }
+
+    /**
+     * @param DateTime|string $from
+     * @param DateTime|string $to
+     *
+     * @return DateTimeImmutable[]
+     * @throws Exception
+     */
+    protected function convertFromAndToAsDateTimeImmutable(DateTime|string $from, DateTime|string $to): array
+    {
+        if (is_string($from)) {
+            $from = new DateTimeImmutable($from);
+        } else {
+            $from = DateTimeImmutable::createFromMutable($from);
+        }
+
+        if (is_string($to)) {
+            $to = new DateTimeImmutable($to);
+        } else {
+            $to = DateTimeImmutable::createFromMutable($to);
+        }
+
+        if ($from > $to) {
+            throw new InvalidArgumentException('The from date must be after the to date');
+        }
+        return array($from, $to);
+    }
 }
diff --git a/Tests/Unit/ZoomApiAccessTokenFactoryTest.php b/Tests/Unit/ZoomApiAccessTokenFactoryTest.php
index 734f6e2..84eb93f 100644
--- a/Tests/Unit/ZoomApiAccessTokenFactoryTest.php
+++ b/Tests/Unit/ZoomApiAccessTokenFactoryTest.php
@@ -4,6 +4,7 @@
 
 use CodeQ\ZoomApi\Domain\Model\ZoomApiAccessToken;
 use CodeQ\ZoomApi\Domain\Service\ZoomApiAccessTokenFactory;
+use CodeQ\ZoomApi\ZoomApiException;
 use GuzzleHttp\Client;
 use GuzzleHttp\Handler\MockHandler;
 use GuzzleHttp\HandlerStack;
@@ -22,10 +23,30 @@ public function createFromConfigurationWillReturnAccessToken(): void
             ])
         );
         $factoryMock = $this->getFactory($handlerStack);
+
+
         $accessToken = $factoryMock->createFromConfiguration();
         $this->assertInstanceOf(ZoomApiAccessToken::class, $accessToken);
     }
 
+    /** @test */
+    public function invalidConfigurationWillThrowException(): void
+    {
+        $this->expectException(ZoomApiException::class);
+        $this->expectExceptionMessage('Please set a Zoom Account ID, Client ID and Secret for CodeQ.ZoomApi to be able to authenticate.');
+
+
+        $factoryMock = $this->getFactory();
+        $this->inject(
+            $factoryMock,
+            'settings',
+            ['auth' => ['accountId' => '', 'clientId' => null, 'clientSecret' => false]]
+        );
+
+
+        $factoryMock->initializeObject();
+    }
+
     private function getFactory(HandlerStack $handlerStack = null): ZoomApiAccessTokenFactory|MockObject
     {
         $factory = $this->getAccessibleMock(ZoomApiAccessTokenFactory::class, ['buildClient'], [], '', false);
diff --git a/Tests/Unit/ZoomApiServiceTest.php b/Tests/Unit/ZoomApiServiceTest.php
index 23a6cdc..769b77c 100644
--- a/Tests/Unit/ZoomApiServiceTest.php
+++ b/Tests/Unit/ZoomApiServiceTest.php
@@ -35,7 +35,7 @@ protected function setUp(): void
     }
 
     /** @test */
-    public function it_can_fetch_data()
+    public function canFetchData(): void
     {
         $handlerStack = HandlerStack::create(
             new MockHandler([