SDK-2880: Fix readline

tests/test_chunk_messages.py

@@ -12,6 +12,43 @@ def test_chunked_messages(plugin, read):
 
     message = json.dumps(request).encode() + b"\n"
     read.side_effect = [message[:5], message[5:], b""]
-    plugin.get_owned_games.return_value = None
     asyncio.run(plugin.run())
     plugin.install_game.assert_called_with(game_id="3")
+
+def test_joined_messages(plugin, read):
+    requests = [
+        {
+            "jsonrpc": "2.0",
+            "method": "install_game",
+            "params": {
+                "game_id": "3"
+            }
+        },
+        {
+            "jsonrpc": "2.0",
+            "method": "launch_game",
+            "params": {
+                "game_id": "3"
+            }
+        }
+    ]
+    data = b"".join([json.dumps(request).encode() + b"\n" for request in requests])
+
+    read.side_effect = [data, b""]
+    asyncio.run(plugin.run())
+    plugin.install_game.assert_called_with(game_id="3")
+    plugin.launch_game.assert_called_with(game_id="3")
+
+def test_not_finished(plugin, read):
+    request = {
+        "jsonrpc": "2.0",
+        "method": "install_game",
+        "params": {
+            "game_id": "3"
+        }
+    }
+
+    message = json.dumps(request).encode() # no new line
+    read.side_effect = [message, b""]
+    asyncio.run(plugin.run())
+    plugin.install_game.assert_not_called()