bouquin/tests/test_history_dialog.py
Miguel Jacq 9435800910
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2025-11-26 17:12:58 +11:00

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Python

from PySide6.QtWidgets import QWidget, QMessageBox, QApplication
from PySide6.QtCore import Qt, QTimer
from bouquin.history_dialog import HistoryDialog
def test_history_dialog_lists_and_revert(qtbot, fresh_db):
d = "2001-01-01"
fresh_db.save_new_version(d, "v1", "first")
fresh_db.save_new_version(d, "v2", "second")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
dlg.list.setCurrentRow(1)
qtbot.mouseClick(dlg.btn_revert, Qt.LeftButton)
assert fresh_db.get_entry(d) == "v1"
def test_history_dialog_no_selection_clears(qtbot, fresh_db):
d = "2001-01-01"
fresh_db.save_new_version(d, "v1", "first")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Clear selection (no current item) and call slot
dlg.list.setCurrentItem(None)
dlg._on_select()
assert dlg.preview.toPlainText() == ""
assert dlg.diff.toPlainText() == ""
assert not dlg.btn_revert.isEnabled()
def test_history_dialog_revert_same_version_noop(qtbot, fresh_db):
d = "2001-01-01"
# Only one version; that's the current
vid, _ = fresh_db.save_new_version(d, "seed", "note")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Pick the only item (current)
dlg.list.setCurrentRow(0)
# Clicking revert should simply return (no change)
before = fresh_db.get_entry(d)
dlg._revert()
after = fresh_db.get_entry(d)
assert before == after
def test_history_dialog_revert_error_shows_message(qtbot, fresh_db):
d = "2001-01-02"
fresh_db.save_new_version(d, "v1", "first")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Select the row
dlg.list.setCurrentRow(0)
# Monkeypatch db to raise inside revert_to_version to hit except path
def boom(date_iso, version_id):
raise RuntimeError("nope")
dlg._db.revert_to_version = boom
# Auto-accept any QMessageBox that appears
def _pump():
for m in QMessageBox.instances():
m.accept()
t = QTimer()
t.setInterval(10)
t.timeout.connect(_pump)
t.start()
try:
dlg._revert()
finally:
t.stop()
def test_revert_returns_when_no_item_selected(qtbot, fresh_db):
d = "2000-01-01"
fresh_db.save_new_version(d, "v1", "first")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# No selection at all -> early return
dlg.list.clearSelection()
dlg._revert() # should not raise
def test_revert_returns_when_current_selected(qtbot, fresh_db):
d = "2000-01-02"
fresh_db.save_new_version(d, "v1", "first")
# Create a second version so there is a 'current'
fresh_db.save_new_version(d, "v2", "second")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Select the current item -> early return
for i in range(dlg.list.count()):
item = dlg.list.item(i)
if item.data(Qt.UserRole) == dlg._current_id:
dlg.list.setCurrentItem(item)
break
dlg._revert() # no-op
def test_revert_exception_shows_message(qtbot, fresh_db, monkeypatch):
"""
Trigger the exception path in _revert() and auto-accept the modal
QMessageBox that HistoryDialog pops so the test doesn't hang.
"""
d = "2000-01-03"
fresh_db.save_new_version(d, "v1", "first")
fresh_db.save_new_version(d, "v2", "second")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Select a non-current item
for i in range(dlg.list.count()):
item = dlg.list.item(i)
if item.data(Qt.UserRole) != dlg._current_id:
dlg.list.setCurrentItem(item)
break
# Make revert raise to hit the except/critical message path.
def boom(*_a, **_k):
raise RuntimeError("nope")
monkeypatch.setattr(dlg._db, "revert_to_version", boom)
# Prepare a small helper that keeps trying to close an active modal box,
# but gives up after a bounded number of attempts.
def make_closer(max_tries=50, interval_ms=10):
tries = {"n": 0}
def closer():
tries["n"] += 1
w = QApplication.activeModalWidget()
if isinstance(w, QMessageBox):
# Prefer clicking the OK button if present; otherwise accept().
ok = w.button(QMessageBox.Ok)
if ok is not None:
ok.click()
else:
w.accept()
elif tries["n"] < max_tries:
QTimer.singleShot(interval_ms, closer)
return closer
# Schedule auto-close right before we trigger the modal dialog.
QTimer.singleShot(0, make_closer())
# Should show the critical box, which our timer will accept; _revert returns.
dlg._revert()
def test_delete_version_from_history(qtbot, fresh_db):
"""Test deleting a version through the history dialog."""
d = "2001-01-01"
# Create multiple versions
vid1, _ = fresh_db.save_new_version(d, "v1", "first")
vid2, _ = fresh_db.save_new_version(d, "v2", "second")
vid3, _ = fresh_db.save_new_version(d, "v3", "third")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Verify we have 3 versions
assert dlg.list.count() == 3
# Select the first version (oldest, not current)
dlg.list.setCurrentRow(2) # Last row is oldest version
# Call _delete
dlg._delete()
# Verify the version was deleted
assert dlg.list.count() == 2
# Verify from DB
versions = fresh_db.list_versions(d)
assert len(versions) == 2
def test_delete_current_version_returns_early(qtbot, fresh_db):
"""Test that deleting the current version returns early without deleting."""
d = "2001-01-02"
# Create versions
vid1, _ = fresh_db.save_new_version(d, "v1", "first")
vid2, _ = fresh_db.save_new_version(d, "v2", "second")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Find and select the current version
for i in range(dlg.list.count()):
item = dlg.list.item(i)
if item.data(Qt.UserRole) == dlg._current_id:
dlg.list.setCurrentItem(item)
break
# Try to delete - should return early
dlg._delete()
# Verify nothing was deleted
versions = fresh_db.list_versions(d)
assert len(versions) == 2
def test_delete_version_with_error(qtbot, fresh_db, monkeypatch):
"""Test that delete version error shows a message box."""
d = "2001-01-03"
# Create versions
vid1, _ = fresh_db.save_new_version(d, "v1", "first")
vid2, _ = fresh_db.save_new_version(d, "v2", "second")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Select a non-current version
for i in range(dlg.list.count()):
item = dlg.list.item(i)
if item.data(Qt.UserRole) != dlg._current_id:
dlg.list.setCurrentItem(item)
break
# Make delete_version raise an error
def boom(*args, **kwargs):
raise RuntimeError("Delete failed")
monkeypatch.setattr(dlg._db, "delete_version", boom)
# Set up auto-closer for message box
def make_closer(max_tries=50, interval_ms=10):
tries = {"n": 0}
def closer():
tries["n"] += 1
w = QApplication.activeModalWidget()
if isinstance(w, QMessageBox):
ok = w.button(QMessageBox.Ok)
if ok is not None:
ok.click()
else:
w.accept()
elif tries["n"] < max_tries:
QTimer.singleShot(interval_ms, closer)
return closer
QTimer.singleShot(0, make_closer())
# Call delete - should show error message
dlg._delete()
def test_delete_multiple_versions(qtbot, fresh_db):
"""Test deleting multiple versions at once."""
d = "2001-01-04"
# Create multiple versions
vid1, _ = fresh_db.save_new_version(d, "v1", "first")
vid2, _ = fresh_db.save_new_version(d, "v2", "second")
vid3, _ = fresh_db.save_new_version(d, "v3", "third")
vid4, _ = fresh_db.save_new_version(d, "v4", "fourth")
w = QWidget()
dlg = HistoryDialog(fresh_db, d, parent=w)
qtbot.addWidget(dlg)
dlg.show()
# Select multiple non-current items
selected_count = 0
for i in range(dlg.list.count()):
item = dlg.list.item(i)
if item.data(Qt.UserRole) != dlg._current_id:
item.setSelected(True)
selected_count += 1
if selected_count >= 2: # Select 2 items
break
# Delete them
dlg._delete()
# Verify versions were deleted (should have current + 1 remaining)
versions = fresh_db.list_versions(d)
assert len(versions) == 2 # Current + 1 that wasn't deleted