#!/usr/bin/env python3

import tempfile
from pathlib import Path

from gen_api import ROOT, parse


with tempfile.TemporaryDirectory(dir=ROOT) as directory:
    source = Path(directory) / "wrapped.cpp"
    source.write_text(
        """// @lua-module fs FsLib
// @lua-const MAX_READ_BYTES integer 65536 Largest portable
// whole-file read.
const luaL_Reg FUNCTIONS[] = {
    // --- Reads one complete
    // file.
    // @param path string Absolute file
    // path.
    // @return string|nil File
    // contents.
    {"readFile", readFile},
};
"""
    )
    module = parse(source)[0]

assert module["consts"][0][3] == "Largest portable whole-file read."
doc = module["functions"][0][1]
assert doc["doc"] == ["Reads one complete file."]
assert doc["params"][0][2] == "Absolute file path."
assert doc["returns"][0][1] == "File contents."
print("ok")