Add D-link tests (#86825)

* Fix D-Link config flow auth

* Add tests to D-Link

* pyupgrade

tests/components/dlink/test_init.py

@@ -0,0 +1,75 @@
+"""Test D-Link Smart Plug setup."""
+from unittest.mock import MagicMock
+
+from homeassistant.components.dlink.const import DOMAIN
+from homeassistant.config_entries import ConfigEntryState
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers import device_registry as dr
+
+from .conftest import CONF_DATA, ComponentSetup, patch_setup
+
+from tests.common import MockConfigEntry
+
+
+async def test_setup_config_and_unload(
+    hass: HomeAssistant, setup_integration: ComponentSetup
+) -> None:
+    """Test setup and unload."""
+    await setup_integration()
+
+    entry = hass.config_entries.async_entries(DOMAIN)[0]
+    assert entry.state == ConfigEntryState.LOADED
+    assert len(hass.config_entries.async_entries(DOMAIN)) == 1
+    assert entry.data == CONF_DATA
+
+    assert await hass.config_entries.async_unload(entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert entry.state is ConfigEntryState.NOT_LOADED
+    assert not hass.data.get(DOMAIN)
+
+
+async def test_legacy_setup_config_and_unload(
+    hass: HomeAssistant, setup_integration_legacy: ComponentSetup
+) -> None:
+    """Test legacy setup and unload."""
+    await setup_integration_legacy()
+
+    entry = hass.config_entries.async_entries(DOMAIN)[0]
+    assert entry.state == ConfigEntryState.LOADED
+    assert len(hass.config_entries.async_entries(DOMAIN)) == 1
+    assert entry.data == CONF_DATA
+
+    assert await hass.config_entries.async_unload(entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert entry.state is ConfigEntryState.NOT_LOADED
+    assert not hass.data.get(DOMAIN)
+
+
+async def test_async_setup_entry_not_ready(
+    hass: HomeAssistant,
+    config_entry_with_uid: MockConfigEntry,
+    mocked_plug_legacy_no_auth: MagicMock,
+) -> None:
+    """Test that it throws ConfigEntryNotReady when exception occurs during legacy setup."""
+    with patch_setup(mocked_plug_legacy_no_auth):
+        await hass.config_entries.async_setup(config_entry_with_uid.entry_id)
+    assert config_entry_with_uid.state == ConfigEntryState.SETUP_RETRY
+
+
+async def test_device_info(
+    hass: HomeAssistant, setup_integration: ComponentSetup
+) -> None:
+    """Test device info."""
+    await setup_integration()
+
+    entry = hass.config_entries.async_entries(DOMAIN)[0]
+    device_registry = dr.async_get(hass)
+    device = device_registry.async_get_device({(DOMAIN, entry.entry_id)})
+
+    assert device.connections == {("mac", "aa:bb:cc:dd:ee:ff")}
+    assert device.identifiers == {(DOMAIN, entry.entry_id)}
+    assert device.manufacturer == "D-Link"
+    assert device.model == "DSP-W215"
+    assert device.name == "Mock Title"