Azure DevOps integration tests (#114577)

* Add tests to azure devops

* Remove Azure DevOps files from coverage

* Add assertion for entity registration in test_sensors()

* Remove unnecessary code in test_sensor.py

* Refactor test_sensors function

* Fix

* Test unique id

* Refactor

* Refactor reauth_flow test in azure_devops module

* Suggested changes, batched

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

* Changes

* Use snapshot

* Remove redundant entry fetch

---------

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

tests/components/azure_devops/test_init.py

@@ -0,0 +1,78 @@
+"""Tests for init of Azure DevOps."""
+
+from unittest.mock import AsyncMock, MagicMock
+
+import aiohttp
+
+from homeassistant.config_entries import ConfigEntryState
+from homeassistant.core import HomeAssistant
+
+from . import setup_integration
+
+from tests.common import MockConfigEntry
+
+
+async def test_load_unload_entry(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_devops_client: MagicMock,
+) -> None:
+    """Test a successful setup entry."""
+    assert await setup_integration(hass, mock_config_entry)
+
+    assert mock_devops_client.authorized
+    assert mock_devops_client.authorize.call_count == 1
+    assert mock_devops_client.get_builds.call_count == 2
+
+    assert mock_config_entry.state == ConfigEntryState.LOADED
+
+    await hass.config_entries.async_remove(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert mock_config_entry.state == ConfigEntryState.NOT_LOADED
+
+
+async def test_auth_failed(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_devops_client: AsyncMock,
+) -> None:
+    """Test a failed setup entry."""
+    mock_devops_client.authorize.return_value = False
+    mock_devops_client.authorized = False
+
+    await setup_integration(hass, mock_config_entry)
+
+    assert not mock_devops_client.authorized
+
+    assert mock_config_entry.state == ConfigEntryState.SETUP_ERROR
+
+
+async def test_update_failed(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_devops_client: MagicMock,
+) -> None:
+    """Test a failed update entry."""
+    mock_devops_client.get_builds.side_effect = aiohttp.ClientError
+
+    await setup_integration(hass, mock_config_entry)
+
+    assert mock_devops_client.get_builds.call_count == 1
+
+    assert mock_config_entry.state == ConfigEntryState.SETUP_RETRY
+
+
+async def test_no_builds(
+    hass: HomeAssistant,
+    mock_config_entry: MockConfigEntry,
+    mock_devops_client: MagicMock,
+) -> None:
+    """Test a failed update entry."""
+    mock_devops_client.get_builds.return_value = None
+
+    await setup_integration(hass, mock_config_entry)
+
+    assert mock_devops_client.get_builds.call_count == 1
+
+    assert mock_config_entry.state == ConfigEntryState.SETUP_RETRY