Add Internet Printing Protocol (IPP) integration (#32859)

* Create __init__.py

* Create manifest.json

* Update zeroconf.py

* more work on integration

* more work on integration.

* add more sensor tests.

* Update const.py

* Update sensor.py

* more work on ipp.

* Update test_config_flow.py

* more work on ipp.

* Update config_flow.py

* Update config_flow.py

tests/components/ipp/test_init.py

@@ -0,0 +1,42 @@
+"""Tests for the IPP integration."""
+import aiohttp
+
+from homeassistant.components.ipp.const import DOMAIN
+from homeassistant.config_entries import (
+    ENTRY_STATE_LOADED,
+    ENTRY_STATE_NOT_LOADED,
+    ENTRY_STATE_SETUP_RETRY,
+)
+from homeassistant.core import HomeAssistant
+
+from tests.components.ipp import init_integration
+from tests.test_util.aiohttp import AiohttpClientMocker
+
+
+async def test_config_entry_not_ready(
+    hass: HomeAssistant, aioclient_mock: AiohttpClientMocker
+) -> None:
+    """Test the IPP configuration entry not ready."""
+    aioclient_mock.post(
+        "http://EPSON123456.local:631/ipp/print", exc=aiohttp.ClientError
+    )
+
+    entry = await init_integration(hass, aioclient_mock)
+    assert entry.state == ENTRY_STATE_SETUP_RETRY
+
+
+async def test_unload_config_entry(
+    hass: HomeAssistant, aioclient_mock: AiohttpClientMocker
+) -> None:
+    """Test the IPP configuration entry unloading."""
+    entry = await init_integration(hass, aioclient_mock)
+
+    assert hass.data[DOMAIN]
+    assert entry.entry_id in hass.data[DOMAIN]
+    assert entry.state == ENTRY_STATE_LOADED
+
+    await hass.config_entries.async_unload(entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert entry.entry_id not in hass.data[DOMAIN]
+    assert entry.state == ENTRY_STATE_NOT_LOADED