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test_init.py
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"""Test Home Assistant util methods."""
# pylint: disable=too-many-public-methods
import unittest
from unittest.mock import patch
from datetime import datetime, timedelta
from homeassistant import util
import homeassistant.util.dt as dt_util
class TestUtil(unittest.TestCase):
"""Test util methods."""
def test_sanitize_filename(self):
"""Test sanitize_filename."""
self.assertEqual("test", util.sanitize_filename("test"))
self.assertEqual("test", util.sanitize_filename("/test"))
self.assertEqual("test", util.sanitize_filename("..test"))
self.assertEqual("test", util.sanitize_filename("\\test"))
self.assertEqual("test", util.sanitize_filename("\\../test"))
def test_sanitize_path(self):
"""Test sanitize_path."""
self.assertEqual("test/path", util.sanitize_path("test/path"))
self.assertEqual("test/path", util.sanitize_path("~test/path"))
self.assertEqual("//test/path",
util.sanitize_path("~/../test/path"))
def test_slugify(self):
"""Test slugify."""
self.assertEqual("test", util.slugify("T-!@#$!#@$!$est"))
self.assertEqual("test_more", util.slugify("Test More"))
self.assertEqual("test_more", util.slugify("Test_(More)"))
def test_repr_helper(self):
"""Test repr_helper."""
self.assertEqual("A", util.repr_helper("A"))
self.assertEqual("5", util.repr_helper(5))
self.assertEqual("True", util.repr_helper(True))
self.assertEqual("test=1",
util.repr_helper({"test": 1}))
self.assertEqual("1986-07-09T12:00:00+00:00",
util.repr_helper(datetime(1986, 7, 9, 12, 0, 0)))
def test_convert(self):
"""Test convert."""
self.assertEqual(5, util.convert("5", int))
self.assertEqual(5.0, util.convert("5", float))
self.assertEqual(True, util.convert("True", bool))
self.assertEqual(1, util.convert("NOT A NUMBER", int, 1))
self.assertEqual(1, util.convert(None, int, 1))
self.assertEqual(1, util.convert(object, int, 1))
def test_ensure_unique_string(self):
"""Test ensure_unique_string."""
self.assertEqual(
"Beer_3",
util.ensure_unique_string("Beer", ["Beer", "Beer_2"]))
self.assertEqual(
"Beer",
util.ensure_unique_string("Beer", ["Wine", "Soda"]))
def test_ordered_enum(self):
"""Test the ordered enum class."""
class TestEnum(util.OrderedEnum):
"""Test enum that can be ordered."""
FIRST = 1
SECOND = 2
THIRD = 3
self.assertTrue(TestEnum.SECOND >= TestEnum.FIRST)
self.assertTrue(TestEnum.SECOND >= TestEnum.SECOND)
self.assertFalse(TestEnum.SECOND >= TestEnum.THIRD)
self.assertTrue(TestEnum.SECOND > TestEnum.FIRST)
self.assertFalse(TestEnum.SECOND > TestEnum.SECOND)
self.assertFalse(TestEnum.SECOND > TestEnum.THIRD)
self.assertFalse(TestEnum.SECOND <= TestEnum.FIRST)
self.assertTrue(TestEnum.SECOND <= TestEnum.SECOND)
self.assertTrue(TestEnum.SECOND <= TestEnum.THIRD)
self.assertFalse(TestEnum.SECOND < TestEnum.FIRST)
self.assertFalse(TestEnum.SECOND < TestEnum.SECOND)
self.assertTrue(TestEnum.SECOND < TestEnum.THIRD)
# Python will raise a TypeError if the <, <=, >, >= methods
# raise a NotImplemented error.
self.assertRaises(TypeError,
lambda x, y: x < y, TestEnum.FIRST, 1)
self.assertRaises(TypeError,
lambda x, y: x <= y, TestEnum.FIRST, 1)
self.assertRaises(TypeError,
lambda x, y: x > y, TestEnum.FIRST, 1)
self.assertRaises(TypeError,
lambda x, y: x >= y, TestEnum.FIRST, 1)
def test_ordered_set(self):
"""Test ordering of set."""
set1 = util.OrderedSet([1, 2, 3, 4])
set2 = util.OrderedSet([3, 4, 5])
self.assertEqual(4, len(set1))
self.assertEqual(3, len(set2))
self.assertIn(1, set1)
self.assertIn(2, set1)
self.assertIn(3, set1)
self.assertIn(4, set1)
self.assertNotIn(5, set1)
self.assertNotIn(1, set2)
self.assertNotIn(2, set2)
self.assertIn(3, set2)
self.assertIn(4, set2)
self.assertIn(5, set2)
set1.add(5)
self.assertIn(5, set1)
set1.discard(5)
self.assertNotIn(5, set1)
# Try again while key is not in
set1.discard(5)
self.assertNotIn(5, set1)
self.assertEqual([1, 2, 3, 4], list(set1))
self.assertEqual([4, 3, 2, 1], list(reversed(set1)))
self.assertEqual(1, set1.pop(False))
self.assertEqual([2, 3, 4], list(set1))
self.assertEqual(4, set1.pop())
self.assertEqual([2, 3], list(set1))
self.assertEqual('OrderedSet()', str(util.OrderedSet()))
self.assertEqual('OrderedSet([2, 3])', str(set1))
self.assertEqual(set1, util.OrderedSet([2, 3]))
self.assertNotEqual(set1, util.OrderedSet([3, 2]))
self.assertEqual(set1, set([2, 3]))
self.assertEqual(set1, {3, 2})
self.assertEqual(set1, [2, 3])
self.assertEqual(set1, [3, 2])
self.assertNotEqual(set1, {2})
set3 = util.OrderedSet(set1)
set3.update(set2)
self.assertEqual([3, 4, 5, 2], set3)
self.assertEqual([3, 4, 5, 2], set1 | set2)
self.assertEqual([3], set1 & set2)
self.assertEqual([2], set1 - set2)
set1.update([1, 2], [5, 6])
self.assertEqual([2, 3, 1, 5, 6], set1)
def test_throttle(self):
"""Test the add cooldown decorator."""
calls1 = []
calls2 = []
@util.Throttle(timedelta(seconds=4))
def test_throttle1():
calls1.append(1)
@util.Throttle(timedelta(seconds=4), timedelta(seconds=2))
def test_throttle2():
calls2.append(1)
now = dt_util.utcnow()
plus3 = now + timedelta(seconds=3)
plus5 = plus3 + timedelta(seconds=2)
# Call first time and ensure methods got called
test_throttle1()
test_throttle2()
self.assertEqual(1, len(calls1))
self.assertEqual(1, len(calls2))
# Call second time. Methods should not get called
test_throttle1()
test_throttle2()
self.assertEqual(1, len(calls1))
self.assertEqual(1, len(calls2))
# Call again, overriding throttle, only first one should fire
test_throttle1(no_throttle=True)
test_throttle2(no_throttle=True)
self.assertEqual(2, len(calls1))
self.assertEqual(1, len(calls2))
with patch('homeassistant.util.utcnow', return_value=plus3):
test_throttle1()
test_throttle2()
self.assertEqual(2, len(calls1))
self.assertEqual(1, len(calls2))
with patch('homeassistant.util.utcnow', return_value=plus5):
test_throttle1()
test_throttle2()
self.assertEqual(3, len(calls1))
self.assertEqual(2, len(calls2))
def test_throttle_per_instance(self):
"""Test that the throttle method is done per instance of a class."""
class Tester(object):
"""A tester class for the throttle."""
@util.Throttle(timedelta(seconds=1))
def hello(self):
"""Test the throttle."""
return True
self.assertTrue(Tester().hello())
self.assertTrue(Tester().hello())
def test_throttle_on_method(self):
"""Test that throttle works when wrapping a method."""
class Tester(object):
"""A tester class for the throttle."""
def hello(self):
"""Test the throttle."""
return True
tester = Tester()
throttled = util.Throttle(timedelta(seconds=1))(tester.hello)
self.assertTrue(throttled())
self.assertIsNone(throttled())
def test_throttle_on_two_method(self):
"""Test that throttle works when wrapping two methods."""
class Tester(object):
"""A test class for the throttle."""
@util.Throttle(timedelta(seconds=1))
def hello(self):
"""Test the throttle."""
return True
@util.Throttle(timedelta(seconds=1))
def goodbye(self):
"""Test the throttle."""
return True
tester = Tester()
self.assertTrue(tester.hello())
self.assertTrue(tester.goodbye())