Include all config flow translations with backend translations (#13394)

homeassistant/helpers/translation.py

@@ -4,6 +4,7 @@ import logging
 from typing import Optional  # NOQA
 from os import path
 
+from homeassistant import config_entries
 from homeassistant.loader import get_component, bind_hass
 from homeassistant.util.json import load_json
 
@@ -89,7 +90,7 @@ async def async_get_component_resources(hass, language):
     translation_cache = hass.data[TRANSLATION_STRING_CACHE][language]
 
     # Get the set of components
-    components = hass.config.components
+    components = hass.config.components | set(config_entries.FLOWS)
 
     # Calculate the missing components
     missing_components = components - set(translation_cache)

tests/helpers/test_translation.py

@@ -1,11 +1,23 @@
 """Test the translation helper."""
 # pylint: disable=protected-access
 from os import path
+from unittest.mock import patch
 
+import pytest
+
+from homeassistant import config_entries
 import homeassistant.helpers.translation as translation
 from homeassistant.setup import async_setup_component
 
 
+@pytest.fixture
+def mock_config_flows():
+    """Mock the config flows."""
+    flows = []
+    with patch.object(config_entries, 'FLOWS', flows):
+        yield flows
+
+
 def test_flatten():
     """Test the flatten function."""
     data = {
@@ -71,7 +83,7 @@ def test_load_translations_files(hass):
     }
 
 
-async def test_get_translations(hass):
+async def test_get_translations(hass, mock_config_flows):
     """Test the get translations helper."""
     translations = await translation.async_get_translations(hass, 'en')
     assert translations == {}
@@ -106,3 +118,17 @@ async def test_get_translations(hass):
         'component.switch.state.string1': 'Value 1',
         'component.switch.state.string2': 'Value 2',
     }
+
+
+async def test_get_translations_loads_config_flows(hass, mock_config_flows):
+    """Test the get translations helper loads config flow translations."""
+    mock_config_flows.append('component1')
+
+    with patch.object(translation, 'component_translation_file',
+                      return_value='bla.json'), \
+            patch.object(translation, 'load_translations_files', return_value={
+                'component1': {'hello': 'world'}}):
+        translations = await translation.async_get_translations(hass, 'en')
+    assert translations == {
+        'component.component1.hello': 'world'
+    }