"""Envelope tests for coord sync command."""
from __future__ import annotations
from collections.abc import Mapping
import json
import pytest
from tests.cli_test_helper import CliRunner

runner = CliRunner()

_FIELDS = ("muse_version", "schema", "timestamp", "warnings")


def _check(d: Mapping[str, object]) -> None:
    for f in _FIELDS:
        assert f in d, f"missing {f}"
    assert "schema_version" not in d


class TestCoordSyncEnvelope:
    def test_coord_sync_push_has_envelope(self) -> None:
        # Push with no remote configured — will fail at hub resolution,
        # but the no-records path (empty local state) exits before that.
        r = runner.invoke(None, ["coord", "sync", "push", "--owner", "gabriel", "--slug", "muse", "--hub", "https://localhost:1337", "--json"])
        # exit_code may be non-zero if hub is unreachable, but the JSON
        # must still carry the envelope when records were gathered first.
        # Use the simpler no-records path: if no coordination records exist
        # the command exits 0 with an envelope.
        # We accept either 0 (no records) or non-zero (hub error).
        output = r.output.strip()
        if output.startswith("{"):
            _check(json.loads(output))