Skip to content

Run Qt tests offscreen so they don't open windows #573

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
gbeane merged 1 commit into from
Nov 5, 2026
Merged

Run Qt tests offscreen so they don't open windows #573

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions tests/conftest.py
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
"""Shared test configuration for the application test suite."""

import os

# Render Qt widgets offscreen so UI tests don't open windows and steal focus. Set before
# any test module creates a QApplication; override with e.g. QT_QPA_PLATFORM=cocoa to
# watch the widgets.
os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
4 changes: 3 additions & 1 deletion tests/ui/test_postprocessing_group.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -218,7 +218,9 @@ def test_parameter_spinbox_is_sized_for_display_maximum() -> None:
full_range_reference.setRange(1, _INT_MAX)

width = spinbox.sizeHint().width()
assert width == display_reference.sizeHint().width()
# the hint subtracts two text widths that Qt rounds to whole pixels, so it can land
# one pixel off the reference
assert abs(width - display_reference.sizeHint().width()) <= 1
assert width < full_range_reference.sizeHint().width()


Expand Down
Loading