"""Envelope tests for cherry-pick command."""
from __future__ import annotations
import json
import pytest
from tests.cli_test_helper import CliRunner

runner = CliRunner()

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


def _check(d: dict) -> None:
    for f in _FIELDS:
        assert f in d, f"missing {f}"
    assert "schema_version" not in d


class TestCherryPickEnvelope:
    def test_cherry_pick_dry_run_has_envelope(self):
        r = runner.invoke(None, [
            "cherry-pick", "dev", "--dry-run", "--json",
        ])
        assert r.exit_code == 0, r.output
        _check(json.loads(r.output))