#!/usr/bin/env python3
"""Compile rejection cases for native components; no third-party Python modules."""
from pathlib import Path
import os
import subprocess
import tempfile

ROOT = Path(__file__).resolve().parents[1]
CASES = [
    ('beam,beam length=0', '', 'Beam dimensions must be positive'),
    ('damper,damper position=1.2', '', 'Damper dimensions must be positive'),
    ('compound pulley,compound pulley inner radius=2', '', 'Pulley radii must satisfy'),
    ('physical pendulum,physical pendulum pivot=-.1', '', 'Pendulum dimensions must be positive'),
    ('piston cylinder,piston position=.95', '', 'Cylinder dimensions must be positive'),
    ('capillary tube,capillary sag=2', '', 'Invalid capillary dimensions'),
    ('nozzle,nozzle throat diameter=2', '', 'Flow dimensions must satisfy'),
    ('layered tank,layered tank interface=.9', '', 'Tank dimensions must be positive'),
    ('solid frustum,solid frustum top ratio=1.5', '', 'Top ratio must be between'),
    ('conical shell,conical shell thickness=2', '', 'Shell thickness must be between'),
    ('track,track rough start=80,track rough end=20', '', 'Rough interval must satisfy'),
    ('standing wave,standing wave lobes=2.5', '', 'Standing wave lobes must be an integer'),
    ('longitudinal wave,wave compression=1', '', 'Longitudinal wave requires integer'),
    ('closed pipe,pipe mode=0', '', 'Pipe dimensions must be positive'),
    ('closed pipe', r'\draw (N.node-1)--(N.center);', 'closed pipe node index out of range'),
]

def main():
    env = os.environ.copy()
    env['TEXINPUTS'] = str(ROOT) + os.pathsep
    with tempfile.TemporaryDirectory(prefix='tikzphysics-components-') as folder:
        work = Path(folder)
        for index, (options, extra, diagnostic) in enumerate(CASES):
            source = (r'\documentclass{article}\usepackage{tikzphysics}\begin{document}'
                      r'\begin{tikzpicture}\node[' + options + r'] (N) {};' + extra +
                      r'\end{tikzpicture}\end{document}')
            (work/'case.tex').write_text(source)
            proc = subprocess.run(['pdflatex', '-interaction=nonstopmode', '-halt-on-error',
                                   'case.tex'], cwd=work, env=env, capture_output=True,
                                  text=True, timeout=60)
            normalized = ' '.join(proc.stdout.split())
            if proc.returncode == 0 or diagnostic not in normalized:
                raise SystemExit(f'FAIL case {index}: {options}\n{proc.stdout[-2500:]}')
            print(f'PASS: rejected {options}')
    print(f'All {len(CASES)} invalid-input cases rejected with the intended diagnostic.')

if __name__ == '__main__':
    main()