📝 Update tutorial for WebSockets with dependencies (#1540)

* fix websockets/tutorial002.py

* fix tutorial002 in ws to correspond with test case

* reformat websocket tutorial002

* fix websocket tutorial002 coverage

* 📝 Update example for WebSockets with Depends

* ✅ Update and refactor tests for WebSockets with dependencies

* 👷 Trigger Travis, as it's not reporting to Codecov

* ✅ Update WebSocket tests to raise coverage

Co-authored-by: Chih Sean Hsu <Sean@Sean-Mac.local>
Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>

tests/test_tutorial/test_websockets/test_tutorial002.py

@@ -15,69 +15,65 @@ def test_main():
 def test_websocket_with_cookie():
     with pytest.raises(WebSocketDisconnect):
         with client.websocket_connect(
-            "/items/1/ws", cookies={"session": "fakesession"}
+            "/items/foo/ws", cookies={"session": "fakesession"}
         ) as websocket:
             message = "Message one"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: fakesession"
+            assert data == "Session cookie or query token value is: fakesession"
             data = websocket.receive_text()
-            assert data == f"Message text was: {message}, for item ID: 1"
+            assert data == f"Message text was: {message}, for item ID: foo"
             message = "Message two"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: fakesession"
+            assert data == "Session cookie or query token value is: fakesession"
             data = websocket.receive_text()
-            assert data == f"Message text was: {message}, for item ID: 1"
+            assert data == f"Message text was: {message}, for item ID: foo"
 
 
 def test_websocket_with_header():
     with pytest.raises(WebSocketDisconnect):
-        with client.websocket_connect(
-            "/items/2/ws", headers={"X-Client": "xmen"}
-        ) as websocket:
+        with client.websocket_connect("/items/bar/ws?token=some-token") as websocket:
             message = "Message one"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: xmen"
+            assert data == "Session cookie or query token value is: some-token"
             data = websocket.receive_text()
-            assert data == f"Message text was: {message}, for item ID: 2"
+            assert data == f"Message text was: {message}, for item ID: bar"
             message = "Message two"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: xmen"
+            assert data == "Session cookie or query token value is: some-token"
             data = websocket.receive_text()
-            assert data == f"Message text was: {message}, for item ID: 2"
+            assert data == f"Message text was: {message}, for item ID: bar"
 
 
 def test_websocket_with_header_and_query():
     with pytest.raises(WebSocketDisconnect):
-        with client.websocket_connect(
-            "/items/2/ws?q=baz", headers={"X-Client": "xmen"}
-        ) as websocket:
+        with client.websocket_connect("/items/2/ws?q=3&token=some-token") as websocket:
             message = "Message one"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: xmen"
+            assert data == "Session cookie or query token value is: some-token"
             data = websocket.receive_text()
-            assert data == "Query parameter q is: baz"
+            assert data == "Query parameter q is: 3"
             data = websocket.receive_text()
             assert data == f"Message text was: {message}, for item ID: 2"
             message = "Message two"
             websocket.send_text(message)
             data = websocket.receive_text()
-            assert data == "Session Cookie or X-Client Header value is: xmen"
+            assert data == "Session cookie or query token value is: some-token"
             data = websocket.receive_text()
-            assert data == "Query parameter q is: baz"
+            assert data == "Query parameter q is: 3"
             data = websocket.receive_text()
             assert data == f"Message text was: {message}, for item ID: 2"
 
 
 def test_websocket_no_credentials():
     with pytest.raises(WebSocketDisconnect):
-        client.websocket_connect("/items/2/ws")
+        client.websocket_connect("/items/foo/ws")
 
 
 def test_websocket_invalid_data():
     with pytest.raises(WebSocketDisconnect):
-        client.websocket_connect("/items/foo/ws", headers={"X-Client": "xmen"})
+        client.websocket_connect("/items/foo/ws?q=bar&token=some-token")