import os
import sys
import unittest
from pathlib import Path
os.environ.setdefault('QT_QPA_PLATFORM', 'offscreen')
sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
from PyQt6.QtWidgets import QApplication
from app import Attitude

app = QApplication.instance() or QApplication([])

class AttitudeLayoutTest(unittest.TestCase):
    def test_readout_fits_and_does_not_overlap_sphere(self):
        widget = Attitude()
        for width, height in [(250, 220), (280, 280), (450, 600), (800, 220)]:
            widget.resize(width, height)
            cx, cy, radius, label = widget.layout_geometry()
            self.assertGreaterEqual(label.top() + cy, cy + radius)
            self.assertLessEqual(label.bottom() + cy, height)
            self.assertGreaterEqual(cx - radius, 0)
            self.assertLessEqual(cx + radius, width)
            widget.roll, widget.pitch, widget.yaw = .1, -.2, .3
            widget.show(); app.processEvents(); widget.grab()
        widget.close()

if __name__ == '__main__': unittest.main()