Srpenergy (#18036)

* Add srp_energy

* Update message on TypeError. Add check for None state.

* Add check for none in history

* Add srpenergy to Test requirements.

* Add srpenergy to requirments.

* Change = to ==.

* Change import for srpenergy

* Fix Flak8 errors

* Add srp to gen requirements script

* Change config name.

* Add daily usage test

* Add test for daily usage.

* Fix Flake8 message.

* Remove blank after docstring.

* Add srpenergy to coverage

* Bump requires version to srpenergy

* Fix type in coverage. Import from Sensor. Use dict.

* Update to 1.0.5. Check credentials on setup. Standalone test.

* Fix formating.

* Remove period. Rename _ variables.

* Fix rebase merge

* Add rebase requirement

* Improve Mock Patching.

tests/components/sensor/test_srp_energy.py

@@ -0,0 +1,62 @@
+"""The tests for the Srp Energy Platform."""
+from unittest.mock import patch
+import logging
+from homeassistant.setup import async_setup_component
+
+_LOGGER = logging.getLogger(__name__)
+
+VALID_CONFIG_MINIMAL = {
+    'sensor': {
+        'platform': 'srp_energy',
+        'username': 'foo',
+        'password': 'bar',
+        'id': 1234
+    }
+}
+
+PATCH_INIT = 'srpenergy.client.SrpEnergyClient.__init__'
+PATCH_VALIDATE = 'srpenergy.client.SrpEnergyClient.validate'
+PATCH_USAGE = 'srpenergy.client.SrpEnergyClient.usage'
+
+
+def mock_usage(self, startdate, enddate):  # pylint: disable=invalid-name
+    """Mock srpusage usage."""
+    _LOGGER.log(logging.INFO, "Calling mock usage")
+    usage = [
+        ('9/19/2018', '12:00 AM', '2018-09-19T00:00:00-7:00', '1.2', '0.17'),
+        ('9/19/2018', '1:00 AM', '2018-09-19T01:00:00-7:00', '2.1', '0.30'),
+        ('9/19/2018', '2:00 AM', '2018-09-19T02:00:00-7:00', '1.5', '0.23'),
+        ('9/19/2018', '9:00 PM', '2018-09-19T21:00:00-7:00', '1.2', '0.19'),
+        ('9/19/2018', '10:00 PM', '2018-09-19T22:00:00-7:00', '1.1', '0.18'),
+        ('9/19/2018', '11:00 PM', '2018-09-19T23:00:00-7:00', '0.4', '0.09')
+        ]
+    return usage
+
+
+async def test_setup_with_config(hass):
+    """Test the platform setup with configuration."""
+    with patch(PATCH_INIT, return_value=None), \
+        patch(PATCH_VALIDATE, return_value=True), \
+            patch(PATCH_USAGE, new=mock_usage):
+
+        await async_setup_component(hass, 'sensor', VALID_CONFIG_MINIMAL)
+
+        state = hass.states.get('sensor.srp_energy')
+        assert state is not None
+
+
+async def test_daily_usage(hass):
+    """Test the platform daily usage."""
+    with patch(PATCH_INIT, return_value=None), \
+        patch(PATCH_VALIDATE, return_value=True), \
+            patch(PATCH_USAGE, new=mock_usage):
+
+        await async_setup_component(hass, 'sensor', VALID_CONFIG_MINIMAL)
+
+        state = hass.states.get('sensor.srp_energy')
+
+        assert state
+        assert state.state == '7.50'
+
+        assert state.attributes
+        assert state.attributes.get('unit_of_measurement')