"""Tests for flow.commands.package."""

from types import SimpleNamespace

from flow.commands import package


def test_load_installed_returns_empty_on_malformed_json(tmp_path, monkeypatch):
    state_file = tmp_path / "installed.json"
    state_file.write_text("{broken", encoding="utf-8")
    monkeypatch.setattr(package, "INSTALLED_STATE", state_file)

    assert package._load_installed() == {}


def test_load_installed_returns_empty_on_non_mapping_json(tmp_path, monkeypatch):
    state_file = tmp_path / "installed.json"
    state_file.write_text('["neovim"]', encoding="utf-8")
    monkeypatch.setattr(package, "INSTALLED_STATE", state_file)

    assert package._load_installed() == {}


class _ConsoleCapture:
    def __init__(self):
        self.info_messages = []

    def info(self, message):
        self.info_messages.append(message)

    def table(self, _headers, _rows):
        raise AssertionError("table() should not be called when installed state is malformed")


def test_run_list_handles_malformed_installed_state(tmp_path, monkeypatch):
    state_file = tmp_path / "installed.json"
    state_file.write_text("{oops", encoding="utf-8")
    monkeypatch.setattr(package, "INSTALLED_STATE", state_file)
    monkeypatch.setattr(package, "_get_definitions", lambda _ctx: {})

    ctx = SimpleNamespace(console=_ConsoleCapture())

    package.run_list(ctx, SimpleNamespace(all=False))

    assert ctx.console.info_messages == ["No packages installed."]