core/tests/components/folder/test_sensor.py

55 lines
1.8 KiB
Python

"""The tests for the folder sensor."""
import os
import unittest
from homeassistant.components.folder.sensor import CONF_FOLDER_PATHS
from homeassistant.setup import setup_component
from tests.common import get_test_home_assistant
CWD = os.path.join(os.path.dirname(__file__))
TEST_FOLDER = "test_folder"
TEST_DIR = os.path.join(CWD, TEST_FOLDER)
TEST_TXT = "mock_test_folder.txt"
TEST_FILE = os.path.join(TEST_DIR, TEST_TXT)
def create_file(path):
"""Create a test file."""
with open(path, "w") as test_file:
test_file.write("test")
class TestFolderSensor(unittest.TestCase):
"""Test the filesize sensor."""
def setup_method(self, method):
"""Set up things to be run when tests are started."""
self.hass = get_test_home_assistant()
if not os.path.isdir(TEST_DIR):
os.mkdir(TEST_DIR)
self.hass.config.whitelist_external_dirs = {TEST_DIR}
def teardown_method(self, method):
"""Stop everything that was started."""
if os.path.isfile(TEST_FILE):
os.remove(TEST_FILE)
os.rmdir(TEST_DIR)
self.hass.stop()
def test_invalid_path(self):
"""Test that an invalid path is caught."""
config = {"sensor": {"platform": "folder", CONF_FOLDER_PATHS: "invalid_path"}}
assert setup_component(self.hass, "sensor", config)
assert len(self.hass.states.entity_ids()) == 0
def test_valid_path(self):
"""Test for a valid path."""
create_file(TEST_FILE)
config = {"sensor": {"platform": "folder", CONF_FOLDER_PATHS: TEST_DIR}}
assert setup_component(self.hass, "sensor", config)
assert len(self.hass.states.entity_ids()) == 1
state = self.hass.states.get("sensor.test_folder")
assert state.state == "0.0"
assert state.attributes.get("number_of_files") == 1