fix(OpenAI): adjust tests for 'keepalive'

Author: iBotPeaches

tests/Fixtures/Chat.php

@@ -738,6 +738,14 @@ function chatCompletionStreamPing()
     return fopen(__DIR__.'/Streams/ChatCompletionPing.txt', 'r');
 }
 
+/**
+ * @return resource
+ */
+function chatCompletionStreamKeepAlive()
+{
+    return fopen(__DIR__.'/Streams/ChatCompletionKeepAlive.txt', 'r');
+}
+
 /**
  * @return resource
  */

tests/Fixtures/Streams/ChatCompletionKeepAlive.txt

@@ -0,0 +1,4 @@
+data: {"id":"msg_0111RgCFCqN68mJbev6Rq1cz","choices":[{"index":0,"delta":{"role":"assistant"}}],"created":1744469024,"model":"claude-3-7-sonnet-20250219","object":"chat.completion.chunk"}
+data: {"type": "keepalive"}
+data: {"id":"msg_0111RgCFCqN68mJbev6Rq1cz","choices":[{"index":0,"delta":{"content":"Hello!"}}],"created":1744469024,"model":"claude-3-7-sonnet-20250219","object":"chat.completion.chunk"}
+data: [DONE]

tests/Resources/Chat.php

@@ -128,6 +128,29 @@
     }
 });
 
+test('handles keepalive messages in stream', function () {
+    $response = new Response(
+        headers: metaHeaders(),
+        body: new Stream(chatCompletionStreamKeepAlive()),
+    );
+
+    $client = mockStreamClient('POST', 'chat/completions', [
+        'model' => 'gpt-3.5-turbo',
+        'messages' => ['role' => 'user', 'content' => 'Hello!'],
+        'stream' => true,
+    ], $response);
+
+    $stream = $client->chat()->createStreamed([
+        'model' => 'gpt-3.5-turbo',
+        'messages' => ['role' => 'user', 'content' => 'Hello!'],
+    ]);
+
+    foreach ($stream as $response) {
+        expect($response)
+            ->toBeInstanceOf(CreateStreamedResponse::class);
+    }
+});
+
 test('handles error messages in stream', function () {
     $response = new Response(
         body: new Stream(chatCompletionStreamError())