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# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
import shutil
from pathlib import Path
from time import sleep, time
from typing import Optional, Set
from _pytest.fixtures import fixture
from gi.repository import Gio
from quodlibet import print_d
from quodlibet.library.file import Event
from quodlibet.util.path import normalize_path
from tests import mkdtemp, run_gtk_loop
from tests.helper import temp_filename
SLEEP_SECS = 0.2
"""Enough for OS events / caches to filter through to GIO etc"""
@fixture
def temp_dir() -> Path:
out_path = Path(mkdtemp())
yield out_path
shutil.rmtree(out_path)
class BasicMonitor:
def __init__(self, path: Path):
self.changed = []
f = Gio.File.new_for_path(str(path))
monitor = f.monitor_directory(Gio.FileMonitorFlags.WATCH_MOVES, None)
handler_id = monitor.connect("changed", self._file_changed)
self._monitors = {path: (monitor, handler_id)}
print_d(f"Monitoring {path!s}")
def _file_changed(self, _monitor, main_file: Gio.File,
other_file: Optional[Gio.File],
event_type: Gio.FileMonitorEvent) -> None:
file_path = main_file.get_path()
other_path = (Path(normalize_path(other_file.get_path(), True))
if other_file else None)
print_d(f"Got event {event_type} on {file_path}->{other_path}")
self.changed.append((event_type, file_path))
@property
def event_types(self) -> Set[Event]:
return {changed[0] for changed in self.changed}
class TestFileMonitor:
def test_create_delete(self, temp_dir: Path):
path = temp_dir
monitor = BasicMonitor(path)
some_file = (path / "foo.txt")
some_file.write_text("test")
sleep(SLEEP_SECS)
run_gtk_loop()
assert monitor.changed, "No events after creation"
# assert monitor.event_types >= {EventType.CHANGED, EventType.CREATED}
assert monitor.event_types >= {Event.CREATED}
monitor.changed.clear()
some_file.unlink()
sleep(SLEEP_SECS)
run_gtk_loop()
assert monitor.changed, "No events after deletion"
assert monitor.event_types >= {Event.DELETED}
def test_move(self, temp_dir: Path):
monitor = BasicMonitor(temp_dir)
with temp_filename(dir=temp_dir, suffix=".txt", as_path=True) as path:
path.write_text("test\n")
sleep(SLEEP_SECS)
run_gtk_loop()
assert monitor.changed, "No events after creation"
monitor.changed.clear()
new_name = f"new-{time()}.txt"
path.rename(path.parent / new_name)
sleep(SLEEP_SECS)
run_gtk_loop()
assert monitor.changed
assert monitor.event_types >= {Event.RENAMED}, f"Got {monitor.changed}"
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