"""Run production export and file-read helpers with deterministic user-mode doubles."""
from pathlib import Path
import subprocess
import tempfile
root = Path(__file__).resolve().parents[1]
source = (root / 'src/Domito.cpp').read_text(encoding='utf-8-sig')
export_start = source.index('// This helper handles directory RVAs')
export_end = source.index('_Success_', source.index('DomitoFindExportedFunctionAddress(') + 1)
read_start = source.rfind('_Success_', 0, source.index('DomitoReadFileAt('))
read_end = source.index('_Success_', source.index('DomitoReadFile(') + 1)
with tempfile.TemporaryDirectory(prefix='domito-common-tests-') as temp:
    build = Path(temp)
    (build / 'common-under-test.inc').write_text(source[export_start:export_end] + '\n' + source[read_start:read_end], encoding='utf-8')
    exe = build / 'common-tests.exe'
    subprocess.run(['cl', '/nologo', '/EHsc', '/W4', '/WX', '/std:c++17', '/I' + str(build),
                    str(root / 'tests/common-tests.cpp'), '/Fe' + str(exe),
                    '/Fo' + str(build / 'common-tests.obj')], cwd=build, check=True)
    subprocess.run([str(exe)], cwd=build, check=True)