Move components to folders (#20774)

* Move all components into folders

* Move component tests into folders

* Fix init moving

* Move tests

* Lint

* Update coverage

* Fix service descriptions

* Update CODEOWNERS

tests/components/namecheapdns/test_init.py

@@ -0,0 +1,78 @@
+"""Test the NamecheapDNS component."""
+import asyncio
+from datetime import timedelta
+
+import pytest
+
+from homeassistant.setup import async_setup_component
+from homeassistant.components import namecheapdns
+from homeassistant.util.dt import utcnow
+
+from tests.common import async_fire_time_changed
+
+HOST = 'test'
+DOMAIN = 'bla'
+PASSWORD = 'abcdefgh'
+
+
+@pytest.fixture
+def setup_namecheapdns(hass, aioclient_mock):
+    """Fixture that sets up NamecheapDNS."""
+    aioclient_mock.get(namecheapdns.UPDATE_URL, params={
+        'host': HOST,
+        'domain': DOMAIN,
+        'password': PASSWORD,
+    }, text='<interface-response><ErrCount>0</ErrCount></interface-response>')
+
+    hass.loop.run_until_complete(async_setup_component(
+        hass, namecheapdns.DOMAIN, {
+            'namecheapdns': {
+                'host': HOST,
+                'domain': DOMAIN,
+                'password': PASSWORD,
+            }
+        }))
+
+
+@asyncio.coroutine
+def test_setup(hass, aioclient_mock):
+    """Test setup works if update passes."""
+    aioclient_mock.get(namecheapdns.UPDATE_URL, params={
+        'host': HOST,
+        'domain': DOMAIN,
+        'password': PASSWORD
+    }, text='<interface-response><ErrCount>0</ErrCount></interface-response>')
+
+    result = yield from async_setup_component(hass, namecheapdns.DOMAIN, {
+        'namecheapdns': {
+            'host': HOST,
+            'domain': DOMAIN,
+            'password': PASSWORD,
+        }
+    })
+    assert result
+    assert aioclient_mock.call_count == 1
+
+    async_fire_time_changed(hass, utcnow() + timedelta(minutes=5))
+    yield from hass.async_block_till_done()
+    assert aioclient_mock.call_count == 2
+
+
+@asyncio.coroutine
+def test_setup_fails_if_update_fails(hass, aioclient_mock):
+    """Test setup fails if first update fails."""
+    aioclient_mock.get(namecheapdns.UPDATE_URL, params={
+        'host': HOST,
+        'domain': DOMAIN,
+        'password': PASSWORD,
+    }, text='<interface-response><ErrCount>1</ErrCount></interface-response>')
+
+    result = yield from async_setup_component(hass, namecheapdns.DOMAIN, {
+        'namecheapdns': {
+            'host': HOST,
+            'domain': DOMAIN,
+            'password': PASSWORD,
+        }
+    })
+    assert not result
+    assert aioclient_mock.call_count == 1