import json
from pathlib import Path

from phase_memory.contracts import profile_from_markitect
from phase_memory.planner import plan_profile_execution


def test_profile_execution_plan_reports_capabilities_and_gates() -> None:
    profile_data = json.loads((Path(__file__).parent / "fixtures" / "memory-profile.json").read_text(encoding="utf-8"))
    profile = profile_from_markitect(profile_data).value

    plan = plan_profile_execution(profile)

    assert plan.ready
    assert "activation.plan" in plan.capabilities
    assert "retention.plan" in plan.capabilities
    assert "durable_writes:review-gated" in plan.policy_gates
    assert "secrets:denied" in plan.policy_gates
    assert "phase_memory.profile.planned" in plan.observability_events


def test_profile_execution_plan_degrades_when_adapter_is_missing() -> None:
    profile_data = json.loads((Path(__file__).parent / "fixtures" / "memory-profile.json").read_text(encoding="utf-8"))
    profile_data["stores"]["knowledge"] = "external-graph-store"
    profile = profile_from_markitect(profile_data).value

    plan = plan_profile_execution(profile, available_adapters={"local-event-log"})

    assert not plan.ready
    assert "external-graph-store" in plan.missing_adapters
    assert plan.fallback_behavior["missing_runtime_store"] == "degrade-to-dry-run"
    assert any(diagnostic.code == "missing_adapter" for diagnostic in plan.diagnostics)