wehub-resource-sync
3e779be6f3
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53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
# SPDX-License-Identifier: MIT
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"""Tests for display detection."""
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from winpodx.display.detector import desktop_environment, session_type
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def test_session_type_x11(monkeypatch):
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monkeypatch.setenv("XDG_SESSION_TYPE", "x11")
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assert session_type() == "x11"
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def test_session_type_wayland(monkeypatch):
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monkeypatch.setenv("XDG_SESSION_TYPE", "wayland")
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assert session_type() == "wayland"
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def test_session_type_fallback_display(monkeypatch):
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monkeypatch.delenv("XDG_SESSION_TYPE", raising=False)
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monkeypatch.delenv("WAYLAND_DISPLAY", raising=False)
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monkeypatch.setenv("DISPLAY", ":0")
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assert session_type() == "x11"
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def test_desktop_environment_gnome(monkeypatch):
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monkeypatch.setenv("XDG_CURRENT_DESKTOP", "GNOME")
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assert desktop_environment() == "gnome"
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def test_desktop_environment_kde(monkeypatch):
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monkeypatch.setenv("XDG_CURRENT_DESKTOP", "KDE")
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assert desktop_environment() == "kde"
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def test_qt_dpr_returns_none_off_main_thread():
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# QGuiApplication.screens() is GUI-thread-only; calling it from a worker
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# thread emits "setParent: ... different thread" and can SIGABRT the process
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# (GUI InfoWorker running gather_info off-thread). The guard must short-
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# circuit to None on any non-main thread so callers fall back to subprocess
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# detection instead of touching Qt.
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import threading
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from winpodx.display.scaling import _qt_max_device_pixel_ratio
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result: list[float | None] = []
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def worker():
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result.append(_qt_max_device_pixel_ratio())
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t = threading.Thread(target=worker)
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t.start()
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t.join()
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assert result == [None]
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