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from __future__ import annotations

from server.parser.cpp import CppParser

def test_empty_file_returns_no_symbols() -> None:

assert CppParser().parse_file(b"", "svc/empty.cpp") == []

def test_canonical_widgets_fixture(read_fixture) -> None:

src = read_fixture("cpp/widgets.cpp")

syms = CppParser().parse_file(src, "svc/widgets.cpp")

by_key = {(s.name, s.symbol_type): s for s in syms}

assert ("Button", "class") in by_key

assert ("Container", "class") in by_key

assert ("Inner", "class") in by_key

assert ("helper", "function") in by_key

assert ("render", "method") in by_key

assert ("defaultWidth", "method") in by_key

button = by_key[("Button", "class")]

assert button.package == "ui::widgets"

assert button.docstring and "clickable button" in button.docstring.lower()

render = by_key[("render", "method")]

assert render.parent_name == "Button"

assert render.docstring and "Render the widget" in render.docstring

container = by_key[("Container", "class")]

assert container.extras.get("is_template") is True

inner = by_key[("Inner", "class")]

assert inner.package == "other"

for s in syms:

assert s.language == "cpp"