Add Groq and Openai interfaces, Add integration tests

etc/unittest/__main__.py

@@ -5,5 +5,6 @@ from .main import *
 from .model import *
 from .client import *
 from .include import *
+from .integration import *
 
 unittest.main()

etc/unittest/integration.py

@@ -0,0 +1,25 @@
+import unittest
+import json
+
+from g4f.client import Client, ChatCompletion
+from g4f.Provider import Bing, OpenaiChat
+
+DEFAULT_MESSAGES = [{"role": "system", "content": 'Response in json, Example: {"success: True"}'},
+                    {"role": "user", "content": "Say success true in json"}]
+
+class TestProviderIntegration(unittest.TestCase):
+
+    def test_bing(self):
+        client = Client(provider=Bing)
+        response = client.chat.completions.create(DEFAULT_MESSAGES, "", response_format={"type": "json_object"})
+        self.assertIsInstance(response, ChatCompletion)
+        self.assertIn("success", json.loads(response.choices[0].message.content))
+
+    def test_openai(self):
+        client = Client(provider=OpenaiChat)
+        response = client.chat.completions.create(DEFAULT_MESSAGES, "", response_format={"type": "json_object"})
+        self.assertIsInstance(response, ChatCompletion)
+        self.assertIn("success", json.loads(response.choices[0].message.content))
+
+if __name__ == '__main__':
+    unittest.main()