Update emulated_hue to allow getting bridge config without username (#38986)

* Allow bridge config without username

* Updated emulated_hue tests

* Test cleanup

homeassistant/components/emulated_hue/__init__.py

@@ -111,6 +111,7 @@ async def async_setup(hass, yaml_config):
 
     DescriptionXmlView(config).register(app, app.router)
     HueUsernameView().register(app, app.router)
+    HueConfigView(config).register(app, app.router)
     HueUnauthorizedUser().register(app, app.router)
     HueAllLightsStateView(config).register(app, app.router)
     HueOneLightStateView(config).register(app, app.router)
@@ -118,7 +119,6 @@ async def async_setup(hass, yaml_config):
     HueAllGroupsStateView(config).register(app, app.router)
     HueGroupView(config).register(app, app.router)
     HueFullStateView(config).register(app, app.router)
-    HueConfigView(config).register(app, app.router)
 
     upnp_listener = UPNPResponderThread(
         config.host_ip_addr,

homeassistant/components/emulated_hue/hue_api.py

@@ -246,6 +246,7 @@ class HueConfigView(HomeAssistantView):
     """Return config view of emulated hue."""
 
     url = "/api/{username}/config"
+    extra_urls = ["/api/config"]
     name = "emulated_hue:username:config"
     requires_auth = False
 
@@ -254,12 +255,10 @@ class HueConfigView(HomeAssistantView):
         self.config = config
 
     @core.callback
-    def get(self, request, username):
+    def get(self, request, username=""):
         """Process a request to get the configuration."""
         if not is_local(ip_address(request.remote)):
             return self.json_message("only local IPs allowed", HTTP_UNAUTHORIZED)
-        if username != HUE_API_USERNAME:
-            return self.json(UNAUTHORIZED_USER)
 
         json_response = create_config_model(self.config, request)
 

tests/components/emulated_hue/test_hue_api.py

@@ -467,6 +467,24 @@ async def test_discover_config(hue_client):
     assert "linkbutton" in config_json
     assert config_json["linkbutton"] is True
 
+    # Test without username
+    result = await hue_client.get("/api/config")
+
+    assert result.status == 200
+    assert "application/json" in result.headers["content-type"]
+
+    config_json = await result.json()
+    assert "error" not in config_json
+
+    # Test with wrong username username
+    result = await hue_client.get("/api/wronguser/config")
+
+    assert result.status == 200
+    assert "application/json" in result.headers["content-type"]
+
+    config_json = await result.json()
+    assert "error" not in config_json
+
 
 async def test_get_light_state(hass_hue, hue_client):
     """Test the getting of light state."""
@@ -1177,7 +1195,6 @@ async def test_unauthorized_user_blocked(hue_client):
     """Test unauthorized_user blocked."""
     getUrls = [
         "/api/wronguser",
-        "/api/wronguser/config",
     ]
     for getUrl in getUrls:
         result = await hue_client.get(getUrl)