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# deck-it - tests for display
# Copyright (C) 2026 Danilo M. <danix@danix.xyz>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import sys
import tempfile
from pathlib import Path
sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
import unittest
import deckit.display as display
class Resolution(unittest.TestCase):
def test_reads_adb(self):
self.assertEqual(
display.tablet_resolution({"display": {}}, adb=lambda: "Physical size: 1920x1200"),
"1920x1200")
def test_config_override(self):
self.assertEqual(
display.tablet_resolution({"display": {"resolution": "2560x1600"}},
adb=lambda: "1920x1200"),
"2560x1600")
class Below(unittest.TestCase):
def test_centered_under_the_reference(self):
ref = {"x": 0, "y": 0, "width": 2560, "height": 1080}
self.assertEqual(display.below_position(ref, "1280x800"), "640x1080")
def test_honours_the_reference_offset(self):
ref = {"x": 0, "y": -540, "width": 2560, "height": 1080}
self.assertEqual(display.below_position(ref, "1280x800"), "640x540")
class Swaybg(unittest.TestCase):
def test_finds_the_image_for_an_output(self):
root = Path(tempfile.mkdtemp())
d = root / "123"
d.mkdir()
(d / "cmdline").write_bytes(b"/usr/bin/swaybg\0-o\0DP-1\0-i\0/a.png\0-m\0fill\0")
self.assertEqual(display._swaybg_for("DP-1", root), (123, "/a.png", "fill"))
self.assertIsNone(display._swaybg_for("TAB", root))
if __name__ == "__main__":
unittest.main()
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