import pytest
from pyra.security.boundaries import VaultAccessError


def test_list_memories_empty(tmp_pyra_home):
    from pyra.memory.reader import list_memories
    memories = list_memories()
    assert isinstance(memories, list)


def test_write_and_read_memory(tmp_pyra_home):
    from pyra.memory.writer import write_memory
    from pyra.memory.reader import read_memory

    write_memory("user/test_note.md", "# Test\n\nHello world")
    content = read_memory("user/test_note.md")
    assert "Hello world" in content


def test_read_nonexistent_raises(tmp_pyra_home):
    from pyra.memory.reader import read_memory
    with pytest.raises(FileNotFoundError):
        read_memory("does_not_exist.md")


def test_read_vault_path_blocked(tmp_pyra_home):
    from pyra.memory.reader import read_memory
    with pytest.raises((VaultAccessError, PermissionError, FileNotFoundError)):
        read_memory("../../../../vault/secrets/api_keys.json")


def test_list_memories_after_writes(tmp_pyra_home):
    from pyra.memory.writer import write_memory
    from pyra.memory.reader import list_memories

    write_memory("user/profile.md", "# Profile")
    write_memory("context/project.md", "# Project")
    memories = list_memories()
    names = [m.name for m in memories]
    assert any("profile" in n for n in names)
    assert any("project" in n for n in names)


def test_load_context_returns_string(tmp_pyra_home):
    from pyra.memory.writer import write_memory
    from pyra.memory.reader import load_context_for_session

    write_memory("user/profile.md", "# Profile\n\nI am a developer.")
    ctx = load_context_for_session()
    assert isinstance(ctx, str)
    assert "developer" in ctx