class TestRedisApiWithRedisOffline(unittest.TestCase):
def setUp(self) -> None:
self.logger = logging.getLogger('dummy')
self.db = TestInternalConf.redis_test_database
self.host = 'dummyhost'
self.port = TestUserConf.redis_port
self.namespace = 'testnamespace'
self.redis = RedisApi(self.logger,
self.db,
self.host,
self.port,
namespace=self.namespace)
self.key = 'key'
self.val = 'val'
self.time = timedelta.max
def test_add_namespace_adds_namespace(self):
key = 'some key'
key_with_namespace = self.namespace + ':' + key
self.assertEqual(key_with_namespace, self.redis._add_namespace(key))
def test_remove_namespace_remove_namespace(self):
key = 'some key'
key_with_namespace = self.namespace + ':' + key
self.assertEqual(key, self.redis._remove_namespace(key_with_namespace))
def test_add_namespace_adds_nothing_if_already_added_namespace(self):
key = 'some key'
key_with_namespace = self.namespace + ':' + key
self.assertEqual(key_with_namespace,
self.redis._add_namespace(key_with_namespace))
def test_remove_namespace_removes_nothing_if_no_namespace(self):
key = 'some key'
self.assertEqual(key, self.redis._remove_namespace(key))
def test_set_unsafe_throws_connection_exception(self):
try:
self.redis.set_unsafe(self.key, self.val)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hset_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key, self.val)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_set_multiple_unsafe_throws_connection_exception(self):
try:
self.redis.set_multiple_unsafe({self.key: self.val})
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hset_multiple_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hset_multiple_unsafe(hash_name, {self.key: self.val})
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_set_for_unsafe_throws_connection_exception(self):
try:
self.redis.set_for_unsafe(self.key, self.val, self.time)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_time_to_live_unsafe_throws_connection_exception(self):
try:
self.redis.time_to_live_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_get_unsafe_throws_connection_exception(self):
try:
self.redis.get_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hget_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hget_unsafe(hash_name, self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_get_int_unsafe_throws_connection_exception(self):
try:
self.redis.get_int_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hget_int_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hget_int_unsafe(hash_name, self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_get_bool_unsafe_throws_connection_exception(self):
try:
self.redis.get_bool_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hget_bool_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hget_bool_unsafe(hash_name, self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_exists_unsafe_throws_connection_exception(self):
try:
self.redis.exists_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_hexists_unsafe_throws_connection_exception(self):
try:
hash_name = "dummy_hash"
self.redis.hexists_unsafe(hash_name, self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_get_keys_unsafe_throws_connection_exception(self):
try:
self.redis.get_keys_unsafe()
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_remove_unsafe_throws_connection_exception(self):
try:
self.redis.remove_unsafe(self.key)
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_delete_all_unsafe_throws_connection_exception(self):
try:
self.redis.delete_all_unsafe()
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_set_returns_none(self):
self.assertIsNone(self.redis.set(self.key, self.val))
def test_hset_returns_none(self):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hset(hash_name, self.key, self.val))
def test_set_multiple_returns_none(self):
self.assertIsNone(self.redis.set_multiple({self.key: self.val}))
def test_hset_multiple_returns_none(self):
hash_name = "dummy_hash"
self.assertIsNone(
self.redis.hset_multiple(hash_name, {self.key: self.val}))
def test_set_for_returns_none(self):
self.assertIsNone(self.redis.set_for(self.key, self.val, self.time))
def test_time_to_live_returns_none(self):
self.assertIsNone(self.redis.time_to_live(self.key))
def test_get_returns_none_if_no_default_specified(self):
self.assertIsNone(self.redis.get(self.key))
def test_get_returns_default_if_default_specified(self):
default = 'default'
self.assertEqual(self.redis.get(self.key, default=default), default)
def test_hget_returns_none_if_no_default_specified(self):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hget(hash_name, self.key))
def test_hget_returns_default_if_default_specified(self):
hash_name = "dummy_hash"
default = 'default'
self.assertEqual(self.redis.hget(hash_name, self.key, default=default),
default)
def test_get_int_returns_none_if_no_default_specified(self):
self.assertIsNone(self.redis.get_int(self.key))
def test_get_int_returns_default_if_default_specified(self):
default = 123456
self.assertEqual(self.redis.get_int(self.key, default=default),
default)
def test_hget_int_returns_none_if_no_default_specified(self):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hget_int(hash_name, self.key))
def test_hget_int_returns_default_if_default_specified(self):
hash_name = "dummy_hash"
default = 123456
self.assertEqual(
self.redis.hget_int(hash_name, self.key, default=default), default)
def test_get_bool_returns_none_if_no_default_specified(self):
self.assertIsNone(self.redis.get_bool(self.key))
def test_get_bool_returns_default_if_default_specified(self):
default = True
self.assertEqual(self.redis.get_bool(self.key, default=default),
default)
def test_hget_bool_returns_none_if_no_default_specified(self):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hget_bool(hash_name, self.key))
def test_hget_bool_returns_default_if_default_specified(self):
hash_name = "dummy_hash"
default = True
self.assertEqual(
self.redis.hget_bool(hash_name, self.key, default=default),
default)
def test_exists_returns_false(self):
self.assertFalse(self.redis.exists(self.key))
def test_hexists_returns_false(self):
hash_name = "dummy_hash"
self.assertFalse(self.redis.hexists(hash_name, self.key))
def test_get_keys_returns_empty_list(self):
self.assertListEqual(self.redis.get_keys(), [])
def test_remove_returns_none(self):
self.assertIsNone(self.redis.remove(self.key))
def test_delete_all_returns_none(self):
self.assertIsNone(self.redis.delete_all())
def test_ping_unsafe_throws_connection_exception(self):
try:
self.redis.ping_unsafe()
self.fail('Expected RedisConnectionError exception to be thrown.')
except RedisConnectionError:
pass
def test_second_safe_command_faster_to_throw_than_first_when_offline(self):
start_1 = time.perf_counter()
self.redis.set(self.key, self.val)
elapsed_1 = time.perf_counter() - start_1
start_2 = time.perf_counter()
self.redis.set(self.key, self.val)
elapsed_2 = time.perf_counter() - start_2
# first executon is more than 10 times slower than second execution
self.assertGreater(elapsed_1, elapsed_2 * 10)
class TestGitHubMonitorWithRedis(unittest.TestCase):
@classmethod
def setUpClass(cls) -> None:
# Same as in setUp(), to avoid running all tests if Redis is offline
logger = logging.getLogger('dummy')
db = TestInternalConf.redis_test_database
host = TestUserConf.redis_host
port = TestUserConf.redis_port
password = TestUserConf.redis_password
redis = RedisApi(logger, db, host, port, password)
try:
redis.ping_unsafe()
except RedisConnectionError:
raise Exception('Redis is not online.')
def setUp(self) -> None:
self.logger = logging.getLogger('dummy')
self.monitor_name = 'testmonitor'
self.counter_channel = CounterChannel(self.logger)
self.channel_set = ChannelSet([self.counter_channel], TestInternalConf)
self.repo_name = 'dummy/repository/'
self.releases_page = 'dummy.releases.page'
self.db = TestInternalConf.redis_test_database
self.host = TestUserConf.redis_host
self.port = TestUserConf.redis_port
self.password = TestUserConf.redis_password
self.redis = RedisApi(self.logger, self.db, self.host,
self.port, self.password)
self.redis.delete_all_unsafe()
try:
self.redis.ping_unsafe()
except RedisConnectionError:
self.fail('Redis is not online.')
self.monitor = GitHubMonitor(self.monitor_name, self.channel_set,
self.logger, self.redis, self.repo_name,
self.releases_page)
self.monitor._internal_conf = TestInternalConf
def test_load_state_changes_nothing_if_nothing_saved(self):
self.monitor.load_state()
self.assertIsNone(self.monitor._prev_no_of_releases)
def test_load_state_sets_values_to_saved_values(self):
# Set Redis values manually
key = Keys.get_github_releases(self.repo_name)
self.redis.set_unsafe(key, 10)
# Load the values from Redis
self.monitor.load_state()
# Assert
self.assertEqual(10, self.monitor._prev_no_of_releases)
def test_save_state_sets_values_to_current_values(self):
# Set monitor values manually
self.monitor._prev_no_of_releases = 10
# Save the values to Redis
self.monitor.save_state()
# Assert
key = Keys.get_github_releases(self.repo_name)
self.assertEqual(10, self.redis.get_int(key))
def test_save_state_sets_nothing_if_no_previous_state(self):
# Save the values to Redis
self.monitor.save_state()
# Assert
key = Keys.get_github_releases(self.repo_name)
self.assertIsNone(self.redis.get_int(key))
class TestRedisApiWithRedisOnline(unittest.TestCase):
@classmethod
def setUpClass(cls) -> None:
# Same as in setUp(), to avoid running all tests if Redis is offline
logger = logging.getLogger('dummy')
db = TestInternalConf.redis_test_database
host = TestUserConf.redis_host
port = TestUserConf.redis_port
password = TestUserConf.redis_password
redis = RedisApi(logger, db, host, port, password=password)
# Ping Redis
try:
redis.ping_unsafe()
except RedisConnectionError:
raise Exception('Redis is not online.')
def setUp(self) -> None:
self.logger = logging.getLogger('dummy')
self.db = TestInternalConf.redis_test_database
self.host = TestUserConf.redis_host
self.port = TestUserConf.redis_port
self.namespace = 'testnamespace'
self.password = TestUserConf.redis_password
self.redis = RedisApi(self.logger,
self.db,
self.host,
self.port,
password=self.password,
namespace=self.namespace)
# Ping Redis
try:
self.redis.ping_unsafe()
except RedisConnectionError:
self.fail('Redis is not online.')
# Clear test database
self.redis.delete_all_unsafe()
self.key1 = 'key1'
self.key2 = 'key2'
self.key3 = 'key3'
self.key4 = 'key4'
self.val1 = 'val1'
self.val1_bytes = bytes('val1', encoding='utf8')
self.val2 = 'val2'
self.val2_bytes = bytes('val2', encoding='utf8')
self.val3_int = 123
self.val4 = str(True)
self.val4_bool = True
self.time = timedelta(seconds=3)
self.time_with_error_margin = timedelta(seconds=4)
self.default_str = 'DEFAULT'
self.default_int = 789
self.default_bool = False
def tearDown(self) -> None:
self.redis.delete_all_unsafe()
def test_set_unsafe_throws_exception_if_incorrect_password(self):
redis_bad_pass = RedisApi(self.logger,
self.db,
self.host,
self.port,
password='******',
namespace=self.namespace)
self.redis.set_unsafe(self.key1, self.val1) # works
try:
redis_bad_pass.set_unsafe(self.key1, self.val1)
self.fail('Expected AuthenticationError to be thrown')
except AuthenticationError:
pass
def test_set_unsafe_sets_the_specified_key_to_the_specified_value(self):
self.redis.set_unsafe(self.key1, self.val1)
self.assertEqual(self.redis.get_unsafe(self.key1), self.val1_bytes)
def test_set_unsafe_throws_exception_if_invalid_type(self):
try:
self.redis.set_unsafe(self.key1, True)
self.fail('Expected DataError exception to be thrown.')
except DataError:
pass
def test_hset_unsafe_throws_exception_if_incorrect_password(self):
redis_bad_pass = RedisApi(self.logger,
self.db,
self.host,
self.port,
password='******',
namespace=self.namespace)
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1) # works
try:
redis_bad_pass.hset_unsafe(hash_name, self.key1, self.val1)
self.fail('Expected AuthenticationError to be thrown')
except AuthenticationError:
pass
def test_hset_unsafe_sets_the_specified_key_to_the_specified_value(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertEqual(self.redis.hget_unsafe(hash_name, self.key1),
self.val1_bytes)
def test_hset_unsafe_throws_exception_if_invalid_type(self):
try:
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, True)
self.fail('Expected DataError exception to be thrown.')
except DataError:
pass
def test_set_multiple_unsafe_sets_multiple_key_value_pairs(self):
self.redis.set_multiple_unsafe({
self.key1: self.val1,
self.key2: self.val2
})
self.assertEqual(self.redis.get_unsafe(self.key1), self.val1_bytes)
self.assertEqual(self.redis.get_unsafe(self.key2), self.val2_bytes)
def test_hset_multiple_unsafe_sets_multiple_key_value_pairs(self):
hash_name = "dummy_hash"
self.redis.hset_multiple_unsafe(hash_name, {
self.key1: self.val1,
self.key2: self.val2
})
self.assertEqual(self.redis.hget_unsafe(hash_name, self.key1),
self.val1_bytes)
self.assertEqual(self.redis.hget_unsafe(hash_name, self.key2),
self.val2_bytes)
def test_set_for_unsafe_temporarily_sets_specified_key_value_pair(self):
self.redis.set_for_unsafe(self.key1, self.val1, self.time)
self.assertEqual(self.redis.get_unsafe(self.key1), self.val1_bytes)
sleep(self.time_with_error_margin.seconds)
self.assertNotEqual(self.redis.get_unsafe(self.key1), self.val1_bytes)
def test_time_to_live_unsafe_returns_None_if_key_does_not_exist(self):
self.redis.set(self.key1, self.val1)
self.assertIsNone(self.redis.time_to_live_unsafe(self.key1))
def test_time_to_live_unsafe_returns_None_if_key_does_not_have_timeout(
self):
self.assertIsNone(self.redis.time_to_live_unsafe(self.key1))
def test_time_to_live_unsafe_returns_correct_timeout_if_set(self):
self.redis.set_for_unsafe(self.key1, self.val1, self.time)
self.assertEqual(self.time.seconds,
self.redis.time_to_live_unsafe(self.key1))
def test_get_unsafe_returns_default_for_unset_key(self):
self.assertEqual(
self.redis.get_unsafe(self.key1, default=self.default_str),
self.default_str)
def test_get_unsafe_returns_set_value(self):
self.redis.set_unsafe(self.key1, self.val1)
self.assertEqual(
self.redis.get_unsafe(self.key1, default=self.default_str),
self.val1_bytes)
def test_get_unsafe_returns_none_for_none_string(self):
self.redis.set_unsafe(self.key1, 'None')
self.assertIsNone(
self.redis.get_unsafe(self.key1, default=self.default_str))
def test_hget_unsafe_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget_unsafe(hash_name,
self.key1,
default=self.default_str), self.default_str)
def test_hget_unsafe_returns_set_value(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertEqual(
self.redis.hget_unsafe(hash_name,
self.key1,
default=self.default_str), self.val1_bytes)
def test_hget_unsafe_returns_none_for_none_string(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, 'None')
self.assertIsNone(
self.redis.hget_unsafe(hash_name,
self.key1,
default=self.default_str))
def test_get_int_unsafe_returns_set_integer(self):
self.redis.set_unsafe(self.key3, self.val3_int)
self.assertEqual(
self.redis.get_int_unsafe(self.key3, default=self.default_int),
self.val3_int)
def test_get_int_unsafe_returns_default_for_unset_key(self):
self.assertEqual(
self.redis.get_int_unsafe(self.key3, default=self.default_int),
self.default_int)
def test_get_int_unsafe_returns_default_for_non_integer_value(self):
self.redis.set_unsafe(self.key2, self.val2)
self.assertEqual(
self.redis.get_int_unsafe(self.key2, default=self.default_int),
self.default_int)
def test_hget_int_unsafe_returns_set_integer(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key3, self.val3_int)
self.assertEqual(
self.redis.hget_int_unsafe(hash_name,
self.key3,
default=self.default_int),
self.val3_int)
def test_hget_int_unsafe_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget_int_unsafe(hash_name,
self.key3,
default=self.default_int),
self.default_int)
def test_hget_int_unsafe_returns_default_for_non_integer_value(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key2, self.val2)
self.assertEqual(
self.redis.hget_int_unsafe(hash_name,
self.key2,
default=self.default_int),
self.default_int)
def test_get_bool_unsafe_returns_set_boolean(self):
self.redis.set_unsafe(self.key4, self.val4)
self.assertEqual(
self.redis.get_bool_unsafe(self.key4, default=self.default_bool),
self.val4_bool)
def test_get_bool_unsafe_returns_default_for_unset_key(self):
self.assertEqual(
self.redis.get_bool_unsafe(self.key4, default=self.default_bool),
self.default_bool)
def test_get_bool_unsafe_returns_false_for_non_boolean_value(self):
self.redis.set_unsafe(self.key1, self.val1)
self.assertFalse(
self.redis.get_bool_unsafe(self.key1, default=self.default_bool))
def test_hget_bool_unsafe_returns_set_boolean(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key4, self.val4)
self.assertEqual(
self.redis.hget_bool_unsafe(hash_name,
self.key4,
default=self.default_bool),
self.val4_bool)
def test_hget_bool_unsafe_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget_bool_unsafe(hash_name,
self.key4,
default=self.default_bool),
self.default_bool)
def test_hget_bool_unsafe_returns_false_for_non_boolean_value(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertFalse(
self.redis.hget_bool_unsafe(hash_name,
self.key1,
default=self.default_bool))
def test_exists_unsafe_returns_true_if_exists(self):
self.redis.set_unsafe(self.key1, self.val1)
self.assertTrue(self.redis.exists_unsafe(self.key1))
def test_exists_unsafe_returns_false_if_not_exists(self):
self.assertFalse(self.redis.exists_unsafe(self.key1))
def test_hexists_unsafe_returns_true_if_exists(self):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertTrue(self.redis.hexists_unsafe(hash_name, self.key1))
def test_hexists_unsafe_returns_false_if_not_exists(self):
hash_name = "dummy_hash"
self.assertFalse(self.redis.hexists_unsafe(hash_name, self.key1))
def test_get_keys_unsafe_returns_empty_list_if_no_keys(self):
keys_list = self.redis.get_keys_unsafe()
self.assertListEqual(keys_list, [])
def test_get_keys_unsafe_returns_list_with_all_keys(self):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.redis.set_unsafe(self.key3, self.val3_int)
keys_list = self.redis.get_keys_unsafe()
self.assertSetEqual(set(keys_list), {self.key1, self.key2, self.key3})
# Set is used just in case the keys list is unordered
def test_get_keys_unsafe_gets_key_that_matches_specific_pattern(self):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.redis.set_unsafe(self.key3, self.val3_int)
keys_list = self.redis.get_keys_unsafe(self.key1)
self.assertListEqual(keys_list, [self.key1])
keys_list = self.redis.get_keys_unsafe(self.key2)
self.assertListEqual(keys_list, [self.key2])
keys_list = self.redis.get_keys_unsafe(self.key3)
self.assertListEqual(keys_list, [self.key3])
def test_get_keys_unsafe_gets_only_keys_that_match_prefix_pattern(self):
prefixed_key1 = 'aaa' + self.key1
prefixed_key2 = 'bbb' + self.key2
prefixed_key3 = 'aa' + self.key3
self.redis.set_unsafe(prefixed_key1, self.val1)
self.redis.set_unsafe(prefixed_key2, self.val2)
self.redis.set_unsafe(prefixed_key3, self.val3_int)
keys_list = self.redis.get_keys_unsafe('aa*')
self.assertSetEqual(set(keys_list), {prefixed_key1, prefixed_key3})
def test_remove_unsafe_does_nothing_if_key_does_not_exists(self):
self.redis.remove_unsafe(self.key1)
def test_remove_unsafe_removes_key_if_key_exists(self):
self.redis.set_unsafe(self.key1, self.val1)
self.assertTrue(self.redis.exists_unsafe(self.key1))
self.redis.remove_unsafe(self.key1)
self.assertFalse(self.redis.exists_unsafe(self.key1))
def test_delete_all_unsafe_does_nothing_if_no_keys_exist(self):
self.redis.delete_all_unsafe()
def test_delete_all_unsafe_removes_keys_if_they_exist(self):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.assertTrue(self.redis.exists_unsafe(self.key1))
self.assertTrue(self.redis.exists_unsafe(self.key2))
self.redis.delete_all_unsafe()
self.assertFalse(self.redis.exists_unsafe(self.key1))
self.assertFalse(self.redis.exists_unsafe(self.key2))
def test_set_sets_the_specified_key_to_the_specified_value(self):
self.redis.set(self.key1, self.val1)
self.assertEqual(self.redis.get(self.key1), self.val1_bytes)
def test_set_returns_none_if_invalid_type(self):
self.assertIsNone(self.redis.set(self.key1, True))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_set_returns_none_if_redis_down(self, _):
self.assertIsNone(self.redis.set(self.key1, self.val1))
self.assertFalse(self.redis.exists_unsafe(self.key1))
def test_hset_sets_the_specified_key_to_the_specified_value(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key1, self.val1)
self.assertEqual(self.redis.hget(hash_name, self.key1),
self.val1_bytes)
def test_hset_returns_none_if_invalid_type(self):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hset(hash_name, self.key1, True))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hset_returns_none_if_redis_down(self, _):
hash_name = "dummy_hash"
self.assertIsNone(self.redis.hset(hash_name, self.key1, self.val1))
self.assertFalse(self.redis.hexists_unsafe(hash_name, self.key1))
def test_set_multiple_sets_multiple_key_value_pairs(self):
self.redis.set_multiple({self.key1: self.val1, self.key2: self.val2})
self.assertEqual(self.redis.get(self.key1), self.val1_bytes)
self.assertEqual(self.redis.get(self.key2), self.val2_bytes)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_set_multiple_returns_none_and_nothing_set_if_redis_down(self, _):
self.assertIsNone(
self.redis.set_multiple({
self.key1: self.val1,
self.key2: self.val2
}))
self.assertFalse(self.redis.exists_unsafe(self.key1))
self.assertFalse(self.redis.exists_unsafe(self.key2))
def test_hset_multiple_sets_multiple_key_value_pairs(self):
hash_name = "dummy_hahh"
self.redis.hset_multiple(hash_name, {
self.key1: self.val1,
self.key2: self.val2
})
self.assertEqual(self.redis.hget(hash_name, self.key1),
self.val1_bytes)
self.assertEqual(self.redis.hget(hash_name, self.key2),
self.val2_bytes)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hset_multiple_returns_none_and_nothing_set_if_redis_down(self, _):
hash_name = "dummy_dash"
self.assertIsNone(
self.redis.hset_multiple(hash_name, {
self.key1: self.val1,
self.key2: self.val2
}))
self.assertFalse(self.redis.hexists_unsafe(hash_name, self.key1))
self.assertFalse(self.redis.hexists_unsafe(hash_name, self.key2))
def test_set_for_temporarily_sets_specified_key_value_pair(self):
self.redis.set_for(self.key1, self.val1, self.time)
self.assertEqual(self.redis.get(self.key1), self.val1_bytes)
sleep(self.time_with_error_margin.seconds)
self.assertNotEqual(self.redis.get(self.key1), self.val1_bytes)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_set_for_returns_none_and_nothing_set_if_redis_down(self, _):
self.assertIsNone(self.redis.set_for(self.key1, self.val1, self.time))
self.assertFalse(self.redis.exists_unsafe(self.key1))
def test_time_to_live_returns_correct_timeout_when_set(self):
self.redis.set_for(self.key1, self.val1, self.time)
self.assertEqual(self.redis.time_to_live(self.key1), self.time.seconds)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_time_to_live_returns_none_if_redis_down(self, _):
self.assertIsNone(self.redis.time_to_live(self.key1))
def test_get_returns_default_for_unset_key(self):
self.assertEqual(self.redis.get(self.key1, default=self.default_str),
self.default_str)
def test_get_returns_set_value(self):
self.redis.set(self.key1, self.val1)
self.assertEqual(self.redis.get(self.key1, default=self.default_str),
self.val1_bytes)
def test_get_returns_none_for_none_string(self):
self.redis.set(self.key1, 'None')
self.assertIsNone(self.redis.get(self.key1, default=self.default_str))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_get_returns_default_if_redis_down(self, _):
self.redis.set_unsafe(self.key1, self.val1)
self.assertEqual(self.redis.get(self.key1, default=self.default_str),
self.default_str)
def test_hget_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget(hash_name, self.key1, default=self.default_str),
self.default_str)
def test_hget_returns_set_value(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key1, self.val1)
self.assertEqual(
self.redis.hget(hash_name, self.key1, default=self.default_str),
self.val1_bytes)
def test_hget_returns_none_for_none_string(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key1, 'None')
self.assertIsNone(
self.redis.hget(hash_name, self.key1, default=self.default_str))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hget_returns_default_if_redis_down(self, _):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertEqual(
self.redis.hget(hash_name, self.key1, default=self.default_str),
self.default_str)
def test_get_int_returns_set_integer(self):
self.redis.set(self.key3, self.val3_int)
self.assertEqual(
self.redis.get_int(self.key3, default=self.default_int),
self.val3_int)
def test_get_int_returns_default_for_unset_key(self):
self.assertEqual(
self.redis.get_int(self.key3, default=self.default_int),
self.default_int)
def test_get_int_returns_default_for_non_integer_value(self):
self.redis.set(self.key2, self.val2)
self.assertEqual(
self.redis.get_int(self.key2, default=self.default_int),
self.default_int)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_get_int_returns_default_if_redis_down(self, _):
self.redis.set_unsafe(self.key3, self.val3_int)
self.assertEqual(
self.redis.get_int(self.key3, default=self.default_int),
self.default_int)
def test_hget_int_returns_set_integer(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key3, self.val3_int)
self.assertEqual(
self.redis.hget_int(hash_name, self.key3,
default=self.default_int), self.val3_int)
def test_hget_int_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget_int(hash_name, self.key3,
default=self.default_int), self.default_int)
def test_hget_int_returns_default_for_non_integer_value(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key2, self.val2)
self.assertEqual(
self.redis.hget_int(hash_name, self.key2,
default=self.default_int), self.default_int)
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hget_int_returns_default_if_redis_down(self, _):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key3, self.val3_int)
self.assertEqual(
self.redis.hget_int(hash_name, self.key3,
default=self.default_int), self.default_int)
def test_get_bool_returns_set_boolean(self):
self.redis.set(self.key4, self.val4)
self.assertEqual(
self.redis.get_bool(self.key4, default=self.default_bool),
self.val4_bool)
def test_get_bool_returns_default_for_unset_key(self):
self.assertEqual(
self.redis.get_bool(self.key4, default=self.default_bool),
self.default_bool)
def test_get_bool_returns_false_for_non_boolean_value(self):
self.redis.set(self.key1, self.val1)
self.assertFalse(
self.redis.get_bool(self.key1, default=self.default_bool))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_get_bool_returns_default_if_redis_down(self, _):
self.redis.set_unsafe(self.key4, self.val4)
self.assertEqual(
self.redis.get_bool(self.key4, default=self.default_bool),
self.default_bool)
def test_hget_bool_returns_set_boolean(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key4, self.val4)
self.assertEqual(
self.redis.hget_bool(hash_name,
self.key4,
default=self.default_bool), self.val4_bool)
def test_hget_bool_returns_default_for_unset_key(self):
hash_name = "dummy_hash"
self.assertEqual(
self.redis.hget_bool(hash_name,
self.key4,
default=self.default_bool), self.default_bool)
def test_hget_bool_returns_false_for_non_boolean_value(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key1, self.val1)
self.assertFalse(
self.redis.hget_bool(hash_name,
self.key1,
default=self.default_bool))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hget_bool_returns_default_if_redis_down(self, _):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key4, self.val4)
self.assertEqual(
self.redis.hget_bool(hash_name,
self.key4,
default=self.default_bool), self.default_bool)
def test_exists_returns_true_if_exists(self):
self.redis.set(self.key1, self.val1)
self.assertTrue(self.redis.exists(self.key1))
def test_exists_returns_false_if_not_exists(self):
self.assertFalse(self.redis.exists(self.key1))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_exists_returns_false_if_redis_down(self, _):
self.redis.set_unsafe(self.key1, self.val1)
self.assertFalse(self.redis.exists(self.key1))
def test_hexists_returns_true_if_exists(self):
hash_name = "dummy_hash"
self.redis.hset(hash_name, self.key1, self.val1)
self.assertTrue(self.redis.hexists(hash_name, self.key1))
def test_hexists_returns_false_if_not_exists(self):
hash_name = "dummy_hash"
self.assertFalse(self.redis.hexists(hash_name, self.key1))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_hexists_returns_false_if_redis_down(self, _):
hash_name = "dummy_hash"
self.redis.hset_unsafe(hash_name, self.key1, self.val1)
self.assertFalse(self.redis.hexists(hash_name, self.key1))
def test_get_keys_returns_empty_list_if_no_keys(self):
keys_list = self.redis.get_keys()
self.assertListEqual(keys_list, [])
def test_get_keys_returns_list_with_all_keys(self):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.redis.set_unsafe(self.key3, self.val3_int)
keys_list = self.redis.get_keys()
self.assertSetEqual(set(keys_list), {self.key1, self.key2, self.key3})
# Set is used just in case the keys list is unordered
def test_get_keys_gets_key_that_matches_specific_pattern(self):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.redis.set_unsafe(self.key3, self.val3_int)
keys_list = self.redis.get_keys(self.key1)
self.assertListEqual(keys_list, [self.key1])
keys_list = self.redis.get_keys(self.key2)
self.assertListEqual(keys_list, [self.key2])
keys_list = self.redis.get_keys(self.key3)
self.assertListEqual(keys_list, [self.key3])
def test_get_keys_gets_only_keys_that_match_prefix_pattern(self):
prefixed_key1 = 'aaa' + self.key1
prefixed_key2 = 'bbb' + self.key2
prefixed_key3 = 'aa' + self.key3
self.redis.set_unsafe(prefixed_key1, self.val1)
self.redis.set_unsafe(prefixed_key2, self.val2)
self.redis.set_unsafe(prefixed_key3, self.val3_int)
keys_list = self.redis.get_keys('aa*')
self.assertSetEqual(set(keys_list), {prefixed_key1, prefixed_key3})
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_get_keys_returns_empty_set_if_redis_down(self, _):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.redis.set_unsafe(self.key3, self.val3_int)
keys_list = self.redis.get_keys()
self.assertSetEqual(set(keys_list), set())
def test_remove_does_nothing_if_key_does_not_exists(self):
self.redis.remove(self.key1)
def test_remove_removes_key_if_key_exists(self):
self.redis.set(self.key1, self.val1)
self.assertTrue(self.redis.exists(self.key1))
self.redis.remove(self.key1)
self.assertFalse(self.redis.exists(self.key1))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_remove_returns_none_if_redis_down(self, _):
self.redis.set_unsafe(self.key1, self.val1)
self.assertTrue(self.redis.exists_unsafe(self.key1))
self.assertIsNone(self.redis.remove(self.key1))
self.assertTrue(self.redis.exists_unsafe(self.key1))
def test_delete_all_does_nothing_if_no_keys_exist(self):
self.redis.delete_all()
def test_delete_all_removes_keys_if_they_exist(self):
self.redis.set(self.key1, self.val1)
self.redis.set(self.key2, self.val2)
self.assertTrue(self.redis.exists(self.key1))
self.assertTrue(self.redis.exists(self.key2))
self.redis.delete_all()
self.assertFalse(self.redis.exists(self.key1))
self.assertFalse(self.redis.exists(self.key2))
@patch(REDIS_RECENTLY_DOWN_FUNCTION, return_value=True)
def test_delete_all_returns_none_and_deletes_nothing_if_redis_down(
self, _):
self.redis.set_unsafe(self.key1, self.val1)
self.redis.set_unsafe(self.key2, self.val2)
self.assertTrue(self.redis.exists_unsafe(self.key1))
self.assertTrue(self.redis.exists_unsafe(self.key2))
self.assertIsNone(self.redis.delete_all())
self.assertTrue(self.redis.exists_unsafe(self.key1))
self.assertTrue(self.redis.exists_unsafe(self.key2))
def test_ping_unsafe_returns_true(self):
self.assertTrue(self.redis.ping_unsafe())
class TestNodeMonitorWithRedis(unittest.TestCase):
@classmethod
def setUpClass(cls) -> None:
# Same as in setUp(), to avoid running all tests if Redis is offline
logger = logging.getLogger('dummy')
db = TestInternalConf.redis_test_database
host = TestUserConf.redis_host
port = TestUserConf.redis_port
password = TestUserConf.redis_password
redis = RedisApi(logger, db, host, port, password)
try:
redis.ping_unsafe()
except RedisConnectionError:
raise Exception('Redis is not online.')
def setUp(self) -> None:
self.logger = logging.getLogger('dummy')
self.monitor_name = 'testnodemonitor'
self.counter_channel = CounterChannel(self.logger)
self.channel_set = ChannelSet([self.counter_channel], TestInternalConf)
self.db = TestInternalConf.redis_test_database
self.host = TestUserConf.redis_host
self.port = TestUserConf.redis_port
self.password = TestUserConf.redis_password
self.redis = RedisApi(self.logger, self.db, self.host, self.port,
self.password)
self.redis.delete_all_unsafe()
try:
self.redis.ping_unsafe()
except RedisConnectionError:
self.fail('Redis is not online.')
self.node_monitor_max_catch_up_blocks = \
TestInternalConf.node_monitor_max_catch_up_blocks
self.node = None
self.archive_alerts_disabled = False
self.data_sources = []
self.monitor = NodeMonitor(self.monitor_name, self.channel_set,
self.logger,
self.node_monitor_max_catch_up_blocks,
self.redis, self.node,
self.archive_alerts_disabled,
self.data_sources, TestInternalConf)
self.dummy_last_height_checked = 1000
self.redis_alive_key_timeout = \
TestInternalConf.redis_node_monitor_alive_key_timeout
def test_load_state_changes_nothing_if_nothing_saved(self) -> None:
self.monitor.load_state()
self.assertEqual(NONE, self.monitor._last_height_checked)
def test_load_state_sets_values_to_saved_values(self) -> None:
# Set Redis values manually
key_lh = Keys.get_node_monitor_last_height_checked(self.monitor_name)
self.redis.set_unsafe(key_lh, self.dummy_last_height_checked)
# Load the values from Redis
self.monitor.load_state()
# Assert
self.assertEqual(self.dummy_last_height_checked,
self.monitor.last_height_checked)
def test_save_state_sets_values_to_current_values_and_stores_alive_key_temp(
self) -> None:
# Set monitor values manually
self.monitor._last_height_checked = self.dummy_last_height_checked
# Save the values to Redis
self.monitor.save_state()
key_lh = Keys.get_node_monitor_last_height_checked(self.monitor_name)
# Get last update, and its timeout in Redis
last_update = self.redis.get(key_lh)
timeout = self.redis.time_to_live(key_lh)
# Assert
self.assertEqual(self.dummy_last_height_checked,
self.redis.get_int(key_lh))
self.assertIsNotNone(last_update)
self.assertEqual(timeout, self.redis_alive_key_timeout)