"""Tests for config-schema loading from memory provider plugin dirs."""

import plugins.memory.config_schema as config_schema
from plugins.memory.config_schema import get_provider_config_schema


def test_unknown_provider_is_none():
    assert get_provider_config_schema("builtin") is None


def test_plugin_without_schema_is_none():
    # mem0 is a real plugin dir that declares no config_schema.py.
    assert get_provider_config_schema("mem0") is None


def test_schemas_are_cached_per_provider():
    assert get_provider_config_schema("honcho") is get_provider_config_schema("honcho")


def test_cache_keys_on_schema_path_not_name(monkeypatch, tmp_path):
    # User-installed plugins are per-profile; two profiles' plugins sharing a
    # name must not answer for each other.
    import plugins.memory as memory

    schemas = {}
    for label in ("A", "B"):
        plugin_dir = tmp_path / label / "custom"
        plugin_dir.mkdir(parents=True)
        (plugin_dir / "config_schema.py").write_text(
            "from plugins.memory.config_schema import ProviderConfigSchema\n"
            f'CONFIG_SCHEMA = ProviderConfigSchema(name="custom", label="{label}")\n',
            encoding="utf-8",
        )
        schemas[label] = plugin_dir

    monkeypatch.setattr(config_schema, "_SCHEMA_CACHE", {})
    monkeypatch.setattr(memory, "find_provider_dir", lambda name: schemas["A"])
    assert get_provider_config_schema("custom").label == "A"

    monkeypatch.setattr(memory, "find_provider_dir", lambda name: schemas["B"])
    assert get_provider_config_schema("custom").label == "B"


def test_broken_schema_is_not_cached(monkeypatch, tmp_path):
    # A load failure must retry on the next request, not pin an empty panel.
    broken_dir = tmp_path / "broken"
    broken_dir.mkdir()
    schema_file = broken_dir / "config_schema.py"
    schema_file.write_text("this is not python(", encoding="utf-8")

    monkeypatch.setattr(config_schema, "_SCHEMA_CACHE", {})
    import plugins.memory as memory

    monkeypatch.setattr(memory, "find_provider_dir", lambda name: broken_dir)

    assert get_provider_config_schema("broken") is None
    assert not config_schema._SCHEMA_CACHE

    schema_file.write_text(
        "from plugins.memory.config_schema import ProviderConfigSchema\n"
        'CONFIG_SCHEMA = ProviderConfigSchema(name="broken", label="Broken")\n',
        encoding="utf-8",
    )

    recovered = get_provider_config_schema("broken")
    assert recovered is not None
    assert recovered.label == "Broken"