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# coding: utf-8
#
# Copyright 2011 Yesudeep Mangalapilly <yesudeep@gmail.com>
# Copyright 2012 Google, Inc & contributors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
from queue import Empty, Queue
from time import sleep
import pytest
from watchdog.events import (
DirModifiedEvent,
DirCreatedEvent,
FileCreatedEvent,
FileMovedEvent,
FileModifiedEvent,
DirMovedEvent,
FileDeletedEvent,
DirDeletedEvent
)
from watchdog.observers.api import ObservedWatch
from watchdog.observers.polling import PollingEmitter as Emitter
from .shell import (
mkdir,
mkdtemp,
touch,
rm,
mv,
msize
)
temp_dir = mkdtemp()
def p(*args):
"""
Convenience function to join the temporary directory path
with the provided arguments.
"""
return os.path.join(temp_dir, *args)
@pytest.fixture
def event_queue():
yield Queue()
@pytest.fixture
def emitter(event_queue):
watch = ObservedWatch(temp_dir, True)
em = Emitter(event_queue, watch, timeout=0.2)
em.start()
yield em
em.stop()
em.join(5)
def test___init__(event_queue, emitter):
SLEEP_TIME = 0.4
sleep(SLEEP_TIME)
mkdir(p('project'))
sleep(SLEEP_TIME)
mkdir(p('project', 'blah'))
sleep(SLEEP_TIME)
touch(p('afile'))
sleep(SLEEP_TIME)
touch(p('fromfile'))
sleep(SLEEP_TIME)
mv(p('fromfile'), p('project', 'tofile'))
sleep(SLEEP_TIME)
touch(p('afile'))
sleep(SLEEP_TIME)
mv(p('project', 'blah'), p('project', 'boo'))
sleep(SLEEP_TIME)
rm(p('project'), recursive=True)
sleep(SLEEP_TIME)
rm(p('afile'))
sleep(SLEEP_TIME)
msize(p('bfile'))
sleep(SLEEP_TIME)
rm(p('bfile'))
sleep(SLEEP_TIME)
emitter.stop()
# What we need here for the tests to pass is a collection type
# that is:
# * unordered
# * non-unique
# A multiset! Python's collections.Counter class seems appropriate.
expected = {
DirModifiedEvent(p()),
DirCreatedEvent(p('project')),
DirModifiedEvent(p('project')),
DirCreatedEvent(p('project', 'blah')),
FileCreatedEvent(p('afile')),
DirModifiedEvent(p()),
FileCreatedEvent(p('fromfile')),
DirModifiedEvent(p()),
DirModifiedEvent(p()),
FileModifiedEvent(p('afile')),
DirModifiedEvent(p('project')),
DirModifiedEvent(p()),
FileDeletedEvent(p('project', 'tofile')),
DirDeletedEvent(p('project', 'boo')),
DirDeletedEvent(p('project')),
DirModifiedEvent(p()),
FileDeletedEvent(p('afile')),
DirModifiedEvent(p()),
FileCreatedEvent(p('bfile')),
FileModifiedEvent(p('bfile')),
DirModifiedEvent(p()),
FileDeletedEvent(p('bfile')),
}
expected.add(FileMovedEvent(p('fromfile'), p('project', 'tofile')))
expected.add(DirMovedEvent(p('project', 'blah'), p('project', 'boo')))
got = set()
while True:
try:
event, _ = event_queue.get_nowait()
got.add(event)
except Empty:
break
assert expected == got
def test_delete_watched_dir(event_queue, emitter):
SLEEP_TIME = 0.4
rm(p(''), recursive=True)
sleep(SLEEP_TIME)
emitter.stop()
# What we need here for the tests to pass is a collection type
# that is:
# * unordered
# * non-unique
# A multiset! Python's collections.Counter class seems appropriate.
expected = {
DirDeletedEvent(os.path.dirname(p(''))),
}
got = set()
while True:
try:
event, _ = event_queue.get_nowait()
got.add(event)
except Empty:
break
assert expected == got
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