Add LaMetric integration init tests (#78679)

.coveragerc

@@ -648,9 +648,7 @@ omit =
     homeassistant/components/kostal_plenticore/switch.py
     homeassistant/components/kwb/sensor.py
     homeassistant/components/lacrosse/sensor.py
-    homeassistant/components/lametric/__init__.py
     homeassistant/components/lametric/button.py
-    homeassistant/components/lametric/coordinator.py
     homeassistant/components/lametric/entity.py
     homeassistant/components/lametric/notify.py
     homeassistant/components/lametric/number.py

tests/components/lametric/conftest.py

@@ -79,3 +79,18 @@ def mock_lametric_cloud_config_flow() -> Generator[MagicMock, None, None]:
             list[CloudDevice], load_fixture("cloud_devices.json", DOMAIN)
         )
         yield lametric
+
+
+@pytest.fixture
+def mock_lametric() -> Generator[MagicMock, None, None]:
+    """Return a mocked LaMetric client."""
+    with patch(
+        "homeassistant.components.lametric.coordinator.LaMetricDevice", autospec=True
+    ) as lametric_mock:
+        lametric = lametric_mock.return_value
+        lametric.api_key = "mock-api-key"
+        lametric.host = "127.0.0.1"
+        lametric.device.return_value = Device.parse_raw(
+            load_fixture("device.json", DOMAIN)
+        )
+        yield lametric

tests/components/lametric/test_init.py

@@ -0,0 +1,72 @@
+"""Tests for the LaMetric integration."""
+from collections.abc import Awaitable, Callable
+from unittest.mock import MagicMock
+
+from aiohttp import ClientWebSocketResponse
+from demetriek import LaMetricConnectionError, LaMetricConnectionTimeoutError
+import pytest
+
+from homeassistant.components.lametric.const import DOMAIN
+from homeassistant.config_entries import ConfigEntryState
+from homeassistant.const import CONF_CLIENT_ID, CONF_CLIENT_SECRET
+from homeassistant.core import HomeAssistant
+from homeassistant.setup import async_setup_component
+
+from tests.common import MockConfigEntry
+from tests.components.repairs import get_repairs
+
+
+async def test_load_unload_config_entry(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_lametric: MagicMock,
+) -> None:
+    """Test the LaMetric configuration entry loading/unloading."""
+    mock_config_entry.add_to_hass(hass)
+    await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert mock_config_entry.state is ConfigEntryState.LOADED
+    assert len(mock_lametric.device.mock_calls) == 1
+
+    await hass.config_entries.async_unload(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert mock_config_entry.state is ConfigEntryState.NOT_LOADED
+
+
+@pytest.mark.parametrize(
+    "side_effect", [LaMetricConnectionTimeoutError, LaMetricConnectionError]
+)
+async def test_config_entry_not_ready(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_lametric: MagicMock,
+    side_effect: Exception,
+) -> None:
+    """Test the LaMetric configuration entry not ready."""
+    mock_lametric.device.side_effect = side_effect
+
+    mock_config_entry.add_to_hass(hass)
+    await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert len(mock_lametric.device.mock_calls) == 1
+    assert mock_config_entry.state is ConfigEntryState.SETUP_RETRY
+
+
+async def test_yaml_config_raises_repairs(
+    hass: HomeAssistant,
+    hass_ws_client: Callable[[HomeAssistant], Awaitable[ClientWebSocketResponse]],
+    caplog: pytest.LogCaptureFixture,
+) -> None:
+    """Test that YAML configuration raises an repairs issue."""
+    await async_setup_component(
+        hass, DOMAIN, {DOMAIN: {CONF_CLIENT_ID: "foo", CONF_CLIENT_SECRET: "bar"}}
+    )
+
+    assert "The 'lametric' option is deprecated" in caplog.text
+
+    issues = await get_repairs(hass, hass_ws_client)
+    assert len(issues) == 1
+    assert issues[0]["issue_id"] == "manual_migration"