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/ring/__init__.py

@@ -0,0 +1 @@
+"""Tests for the ring component."""

tests/components/ring/test_init.py

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+"""The tests for the Ring component."""
+from copy import deepcopy
+import os
+import unittest
+import requests_mock
+
+from homeassistant import setup
+import homeassistant.components.ring as ring
+
+from tests.common import (
+    get_test_config_dir, get_test_home_assistant, load_fixture)
+
+ATTRIBUTION = 'Data provided by Ring.com'
+
+VALID_CONFIG = {
+    "ring": {
+        "username": "foo",
+        "password": "bar",
+    }
+}
+
+
+class TestRing(unittest.TestCase):
+    """Tests the Ring component."""
+
+    def cleanup(self):
+        """Cleanup any data created from the tests."""
+        if os.path.isfile(self.cache):
+            os.remove(self.cache)
+
+    def setUp(self):
+        """Initialize values for this test case class."""
+        self.hass = get_test_home_assistant()
+        self.cache = get_test_config_dir(ring.DEFAULT_CACHEDB)
+        self.config = VALID_CONFIG
+
+    def tearDown(self):  # pylint: disable=invalid-name
+        """Stop everything that was started."""
+        self.hass.stop()
+        self.cleanup()
+
+    @requests_mock.Mocker()
+    def test_setup(self, mock):
+        """Test the setup."""
+        mock.post('https://oauth.ring.com/oauth/token',
+                  text=load_fixture('ring_oauth.json'))
+        mock.post('https://api.ring.com/clients_api/session',
+                  text=load_fixture('ring_session.json'))
+        response = ring.setup(self.hass, self.config)
+        assert response
+
+    @requests_mock.Mocker()
+    def test_setup_component_no_login(self, mock):
+        """Test the setup when no login is configured."""
+        mock.post('https://api.ring.com/clients_api/session',
+                  text=load_fixture('ring_session.json'))
+        conf = deepcopy(VALID_CONFIG)
+        del conf['ring']['username']
+        assert not setup.setup_component(self.hass, ring.DOMAIN, conf)
+
+    @requests_mock.Mocker()
+    def test_setup_component_no_pwd(self, mock):
+        """Test the setup when no password is configured."""
+        mock.post('https://api.ring.com/clients_api/session',
+                  text=load_fixture('ring_session.json'))
+        conf = deepcopy(VALID_CONFIG)
+        del conf['ring']['password']
+        assert not setup.setup_component(self.hass, ring.DOMAIN, conf)