"""Tests for the bounded context collector (T02 + T07).

Focus on the hard constraints:
- Never recurses.
- Respects the ignore list for dangerous/expensive locations.
- Always produces a serializable envelope with provenance.
"""

from cya.context.collector import collect, ContextEnvelope


def test_collect_returns_envelope():
    env = collect(".")
    assert isinstance(env, ContextEnvelope)
    assert env.cwd
    assert isinstance(env.top_level, list)
    assert env.collected_at


def test_collect_is_non_recursive_and_filters():
    env = collect(".")
    # We should never have deep nested paths in top_level for this collector
    for entry in env.top_level:
        assert "/" not in entry.get("name", "")
        assert "\\" not in entry.get("name", "")


def test_collect_is_serializable():
    env = collect(".")
    d = env.to_dict()
    assert isinstance(d, dict)
    assert "cwd" in d
    assert "top_level" in d