Handle authorization error in glances config flow (#100866)

* Handle authroization error in glances config flow

* Remove validate_input method and expections

* update tests

homeassistant/components/glances/config_flow.py

@@ -3,10 +3,13 @@ from __future__ import annotations
 
 from typing import Any
 
-from glances_api.exceptions import GlancesApiError
+from glances_api.exceptions import (
+    GlancesApiAuthorizationError,
+    GlancesApiConnectionError,
+)
 import voluptuous as vol
 
-from homeassistant import config_entries, exceptions
+from homeassistant import config_entries
 from homeassistant.const import (
     CONF_HOST,
     CONF_PASSWORD,
@@ -15,7 +18,6 @@ from homeassistant.const import (
     CONF_USERNAME,
     CONF_VERIFY_SSL,
 )
-from homeassistant.core import HomeAssistant
 from homeassistant.data_entry_flow import FlowResult
 
 from . import get_api
@@ -41,15 +43,6 @@ DATA_SCHEMA = vol.Schema(
 )
 
 
-async def validate_input(hass: HomeAssistant, data: dict[str, Any]) -> None:
-    """Validate the user input allows us to connect."""
-    api = get_api(hass, data)
-    try:
-        await api.get_ha_sensor_data()
-    except GlancesApiError as err:
-        raise CannotConnect from err
-
-
 class GlancesFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Glances config flow."""
 
@@ -64,19 +57,19 @@ class GlancesFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
             self._async_abort_entries_match(
                 {CONF_HOST: user_input[CONF_HOST], CONF_PORT: user_input[CONF_PORT]}
             )
+            api = get_api(self.hass, user_input)
             try:
-                await validate_input(self.hass, user_input)
+                await api.get_ha_sensor_data()
+            except GlancesApiAuthorizationError:
+                errors["base"] = "invalid_auth"
+            except GlancesApiConnectionError:
+                errors["base"] = "cannot_connect"
+            if not errors:
                 return self.async_create_entry(
                     title=f"{user_input[CONF_HOST]}:{user_input[CONF_PORT]}",
                     data=user_input,
                 )
-            except CannotConnect:
-                errors["base"] = "cannot_connect"
 
         return self.async_show_form(
             step_id="user", data_schema=DATA_SCHEMA, errors=errors
         )
-
-
-class CannotConnect(exceptions.HomeAssistantError):
-    """Error to indicate we cannot connect."""

homeassistant/components/glances/strings.json

@@ -14,7 +14,8 @@
       }
     },
     "error": {
-      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]"
+      "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
+      "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]"
     },
     "abort": {
       "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"

tests/components/glances/test_config_flow.py

@@ -1,7 +1,10 @@
 """Tests for Glances config flow."""
 from unittest.mock import MagicMock
 
-from glances_api.exceptions import GlancesApiConnectionError
+from glances_api.exceptions import (
+    GlancesApiAuthorizationError,
+    GlancesApiConnectionError,
+)
 import pytest
 
 from homeassistant import config_entries
@@ -9,7 +12,7 @@ from homeassistant.components import glances
 from homeassistant.core import HomeAssistant
 from homeassistant.data_entry_flow import FlowResultType
 
-from . import MOCK_USER_INPUT
+from . import HA_SENSOR_DATA, MOCK_USER_INPUT
 
 from tests.common import MockConfigEntry, patch
 
@@ -39,10 +42,19 @@ async def test_form(hass: HomeAssistant) -> None:
     assert result["data"] == MOCK_USER_INPUT
 
 
-async def test_form_cannot_connect(hass: HomeAssistant, mock_api: MagicMock) -> None:
+@pytest.mark.parametrize(
-    """Test to return error if we cannot connect."""
+    ("error", "message"),
+    [
+        (GlancesApiAuthorizationError, "invalid_auth"),
+        (GlancesApiConnectionError, "cannot_connect"),
+    ],
+)
+async def test_form_fails(
+    hass: HomeAssistant, error: Exception, message: str, mock_api: MagicMock
+) -> None:
+    """Test flow fails when api exception is raised."""
 
-    mock_api.return_value.get_ha_sensor_data.side_effect = GlancesApiConnectionError
+    mock_api.return_value.get_ha_sensor_data.side_effect = [error, HA_SENSOR_DATA]
     result = await hass.config_entries.flow.async_init(
         glances.DOMAIN, context={"source": config_entries.SOURCE_USER}
     )
@@ -51,7 +63,13 @@ async def test_form_cannot_connect(hass: HomeAssistant, mock_api: MagicMock) ->
     )
 
     assert result["type"] == FlowResultType.FORM
-    assert result["errors"] == {"base": "cannot_connect"}
+    assert result["errors"] == {"base": message}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_USER_INPUT
+    )
+
+    assert result["type"] == FlowResultType.CREATE_ENTRY
 
 
 async def test_form_already_configured(hass: HomeAssistant) -> None: