import unittest
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]


class UI045PolishTests(unittest.TestCase):
    def test_type_column_stretches_to_fill_unused_space(self):
        ui = (ROOT / "src/librenet_scanner/ui.py").read_text()
        self.assertIn("header.setSectionResizeMode(2, QHeaderView.Stretch)", ui)
        self.assertIn("self.tree.header().setSectionResizeMode(2, QHeaderView.Stretch)", ui)

    def test_scan_progress_does_not_write_phase_to_statusbar(self):
        ui = (ROOT / "src/librenet_scanner/ui.py").read_text()
        start = ui.index("def _progress(self, message: str)")
        end = ui.index("def _progress_state", start)
        block = ui[start:end]
        self.assertIn("self.activity_label.setText(message)", block)
        self.assertNotIn("statusBar().showMessage", block)
        finished = ui[ui.index("def _scan_finished"):ui.index("# ---------- Arbre", ui.index("def _scan_finished"))]
        self.assertIn("self.statusBar().clearMessage()", finished)
        self.assertIn('self.progress.setFormat("100%")', finished)

    def test_worker_exposes_stage_aware_progress(self):
        scanner = (ROOT / "src/librenet_scanner/scanner.py").read_text()
        self.assertIn("progress_state = Signal(int, str)", scanner)
        self.assertIn("self.progress_state.emit(-1, label)", scanner)
        self.assertIn('self._set_progress(100, "Finalisation du scan…")', scanner)
        self.assertTrue("start_percent=62, end_percent=96" in scanner or "start_percent=64, end_percent=96" in scanner)

    def test_progress_bar_is_visible_and_readable(self):
        ui = (ROOT / "src/librenet_scanner/ui.py").read_text()
        self.assertIn("self.progress.setMinimumWidth(240)", ui)
        self.assertIn("min-height: 16px", ui)
        self.assertIn('self.progress.setFormat("%p%")', ui)


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