Added test cases for rest api timeout parameter

Author: soamicharan

kubernetes_asyncio/client/test_rest.py

@@ -0,0 +1,31 @@
+import asyncio
+import unittest
+from unittest.mock import AsyncMock
+import aiohttp
+from kubernetes_asyncio.client.rest import RESTClientObject
+from kubernetes_asyncio.client.configuration import Configuration
+class TestRESTClientObject(unittest.IsolatedAsyncioTestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        cls.config = Configuration()
+
+
+    async def test_rest_request_timeout(self):
+        rest_api = RESTClientObject(configuration=self.config)
+        for request_timeout, expected_timeout_arg in [
+                (None, aiohttp.ClientTimeout()),
+                (5.0, aiohttp.ClientTimeout(total=5.0)),
+                (3, aiohttp.ClientTimeout(total=3)),
+                ((5, 7), aiohttp.ClientTimeout(connect=5, sock_connect=5, sock_read=7)),
+        ]:
+            with self.subTest(request_timeout=request_timeout, expected_timeout_arg=expected_timeout_arg):
+                mock_request = AsyncMock()
+                rest_api.pool_manager.request = mock_request
+                await rest_api.request(method="GET", url="http://test-api", _preload_content=False, _request_timeout=request_timeout)
+                mock_request.assert_called_once_with(
+                    method="GET",
+                    url="http://test-api",
+                    timeout=expected_timeout_arg,
+                    headers={"Content-Type": "application/json"}
+                )