Cutlery/calibre
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Make test more robust by waiting for watcher thread to start

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Kovid Goyal 2020-10-16 12:28:48 +05:30
parent 6c82706281
commit cebf0135b1
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1 changed files with 5 additions and 1 deletions
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6
src/calibre/test_build.py
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@ -226,11 +226,13 @@ class BuildTest(unittest.TestCase):
dh = winutil.create_file( dh = winutil.create_file(
dpath, winutil.FILE_LIST_DIRECTORY, winutil.FILE_SHARE_READ, winutil.OPEN_EXISTING, winutil.FILE_FLAG_BACKUP_SEMANTICS, dpath, winutil.FILE_LIST_DIRECTORY, winutil.FILE_SHARE_READ, winutil.OPEN_EXISTING, winutil.FILE_FLAG_BACKUP_SEMANTICS,
) )
from threading import Thread from threading import Thread, Event
started = Event()
events = [] events = []
def read_changes(): def read_changes():
buffer = b'0' * 8192 buffer = b'0' * 8192
started.set()
events.extend(winutil.read_directory_changes( events.extend(winutil.read_directory_changes(
dh, buffer, True, dh, buffer, True,
winutil.FILE_NOTIFY_CHANGE_FILE_NAME | winutil.FILE_NOTIFY_CHANGE_FILE_NAME |
@ -242,6 +244,8 @@ class BuildTest(unittest.TestCase):
)) ))
t = Thread(target=read_changes, daemon=True) t = Thread(target=read_changes, daemon=True)
t.start() t.start()
started.wait(1)
t.join(0.1)
testp = os.path.join(dpath, 'test') testp = os.path.join(dpath, 'test')
open(testp, 'w').close() open(testp, 'w').close()
t.join(4) t.join(4)