Fixes #6

Author: loevgaard

src/Event/Parameters.php

@@ -53,7 +53,7 @@ protected static function getHashedFields(): array
     /**
      * @param mixed $data
      *
-     * @return array|string|float|int|null
+     * @return array|string|float|int|bool|null
      */
     private static function normalize($data, string $field = null)
     {
@@ -65,7 +65,7 @@ private static function normalize($data, string $field = null)
             $data = $data->format('Ymd');
         }
 
-        if (is_object($data) && method_exists($data, '__toString')) {
+        if ($data instanceof \Stringable) {
             $data = (string) $data;
         }
 
@@ -82,7 +82,7 @@ private static function normalize($data, string $field = null)
             return $data;
         }
 
-        if (is_int($data) || is_float($data)) {
+        if (is_int($data) || is_float($data) || is_bool($data)) {
             return $data;
         }
 

tests/Client/ClientTest.php

@@ -39,7 +39,7 @@ public function it_sends_event(): void
 
         $request = $httpClient->requests[0];
         self::assertSame('POST', $request->getMethod());
-        self::assertSame('https://graph.facebook.com/v14.0/pixel_id/events', (string) $request->getUri());
+        self::assertSame('https://graph.facebook.com/v22.0/pixel_id/events', (string) $request->getUri());
         self::assertSame('data=%5B%7B%22event_name%22%3A%22Purchase%22%2C%22event_time%22%3A1658743659123%2C%22event_id%22%3A%22event_id%22%2C%22action_source%22%3A%22website%22%7D%5D', (string) $request->getBody());
     }
 

tests/Event/EventTest.php

@@ -20,11 +20,13 @@ public function it_normalizes_correct_fields(): void
         $event->testEventCode = 'TestEventCode';
         $event->eventSourceUrl = 'https://example.com/products/productId=123';
         $event->actionSource = Event::ACTION_SOURCE_SYSTEM_GENERATED;
+        $event->optOut = true;
 
         self::assertSame([
             'event_name' => Event::EVENT_ADD_TO_CART,
             'event_time' => 123,
             'event_source_url' => 'https://example.com/products/productId=123',
+            'opt_out' => true,
             'event_id' => 'EventId',
             'action_source' => Event::ACTION_SOURCE_SYSTEM_GENERATED,
         ], $event->getPayload());