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#!/usr/bin/python
import os
import time
import shutil
import unittest
from livereload.watcher import get_watcher_class
Watcher = get_watcher_class()
tmpdir = os.path.join(os.path.dirname(__file__), 'tmp')
class TestWatcher(unittest.TestCase):
def setUp(self):
if os.path.isdir(tmpdir):
shutil.rmtree(tmpdir)
os.mkdir(tmpdir)
def tearDown(self):
shutil.rmtree(tmpdir)
def test_watch_dir(self):
os.mkdir(os.path.join(tmpdir, '.git'))
os.mkdir(os.path.join(tmpdir, '.hg'))
os.mkdir(os.path.join(tmpdir, '.svn'))
os.mkdir(os.path.join(tmpdir, '.cvs'))
watcher = Watcher()
watcher.watch(tmpdir)
assert watcher.is_changed(tmpdir) is False
# sleep 1 second so that mtime will be different
# TODO: This doesn't seem necessary; test passes without it
time.sleep(1)
filepath = os.path.join(tmpdir, 'foo')
with open(filepath, 'w') as f:
f.write('')
assert watcher.is_changed(tmpdir)
assert watcher.is_changed(tmpdir) is False
os.remove(filepath)
assert watcher.is_changed(tmpdir)
assert watcher.is_changed(tmpdir) is False
def test_watch_file(self):
watcher = Watcher()
watcher.count = 0
# sleep 1 second so that mtime will be different
# TODO: This doesn't seem necessary; test passes without it
time.sleep(1)
filepath = os.path.join(tmpdir, 'foo')
with open(filepath, 'w') as f:
f.write('')
def add_count():
watcher.count += 1
add_count.repr_str = "add_count"
watcher.watch(filepath, add_count)
assert watcher.is_changed(filepath)
assert watcher.is_changed(filepath) is False
# sleep 1 second so that mtime will be different
# TODO: This doesn't seem necessary; test passes without it
time.sleep(1)
with open(filepath, 'w') as f:
f.write('')
abs_filepath = os.path.abspath(filepath)
assert watcher.examine() == (abs_filepath, None)
assert watcher.examine() == (None, None)
assert watcher.count == 1
os.remove(filepath)
assert watcher.examine() == (abs_filepath, None)
assert watcher.examine() == (None, None)
assert watcher.count == 2
def test_watch_glob(self):
watcher = Watcher()
watcher.watch(tmpdir + '/*')
assert watcher.examine() == (None, None)
with open(os.path.join(tmpdir, 'foo.pyc'), 'w') as f:
f.write('')
assert watcher.examine() == (None, None)
filepath = os.path.join(tmpdir, 'foo')
with open(filepath, 'w') as f:
f.write('')
abs_filepath = os.path.abspath(filepath)
assert watcher.examine() == (abs_filepath, None)
assert watcher.examine() == (None, None)
os.remove(filepath)
assert watcher.examine() == (abs_filepath, None)
assert watcher.examine() == (None, None)
def test_watch_ignore(self):
watcher = Watcher()
watcher.watch(tmpdir + '/*', ignore=lambda o: o.endswith('.ignore'))
assert watcher.examine() == (None, None)
with open(os.path.join(tmpdir, 'foo.ignore'), 'w') as f:
f.write('')
assert watcher.examine() == (None, None)
def test_watch_multiple_dirs(self):
first_dir = os.path.join(tmpdir, 'first')
second_dir = os.path.join(tmpdir, 'second')
watcher = Watcher()
os.mkdir(first_dir)
watcher.watch(first_dir)
assert watcher.examine() == (None, None)
first_path = os.path.join(first_dir, 'foo')
with open(first_path, 'w') as f:
f.write('')
assert watcher.examine() == (first_path, None)
assert watcher.examine() == (None, None)
os.mkdir(second_dir)
watcher.watch(second_dir)
assert watcher.examine() == (None, None)
second_path = os.path.join(second_dir, 'bar')
with open(second_path, 'w') as f:
f.write('')
assert watcher.examine() == (second_path, None)
assert watcher.examine() == (None, None)
# Without a sufficient wait, the mtime isn't updated...
time.sleep(1)
with open(first_path, 'a') as f:
f.write('foo')
assert watcher.examine() == (first_path, None)
assert watcher.examine() == (None, None)
os.remove(second_path)
assert watcher.examine() == (second_path, None)
assert watcher.examine() == (None, None)
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