"""The whole LihonT runtime (settings screen, hooks, region, flags) compiles against Android.

Nothing here is executed: screens need a device. This catches a broken edit in the UI code
before a 350 MB build does.
"""

from pathlib import Path
import shutil
import subprocess
import tempfile
import unittest

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


class RuntimeCompileTest(unittest.TestCase):
    def test_runtime_sources_compile_against_android_jar(self):
        javac = shutil.which("javac")
        android_jar = ROOT / "tools" / "android.jar"
        if not javac:
            raise RuntimeError("This test requires a JDK with javac")
        self.assertTrue(android_jar.is_file(), "tools/android.jar must be available")
        sources = sorted(str(path) for path in (ROOT / "src" / "lihont" / "two").rglob("*.java"))
        self.assertTrue(sources)
        with tempfile.TemporaryDirectory(prefix="lihont-runtime-compile-") as out:
            result = subprocess.run(
                [javac, "--release", "17", "-nowarn", "-Xlint:-options", "-encoding", "UTF-8",
                 "-cp", str(android_jar), "-d", out] + sources,
                capture_output=True, text=True, encoding="utf-8", timeout=120,
            )
        self.assertEqual(result.returncode, 0, result.stdout + result.stderr)


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