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basicmachines-co-basic-memory/tests/mcp/test_tool_discovery.py
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2024-12-30 14:44:23 -06:00

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Python

"""Tests for knowledge discovery MCP tools."""
import pytest
from basic_memory.mcp.tools.discovery import (
get_entity_types,
get_observation_categories,
list_by_type,
)
from basic_memory.schemas import Entity, CreateEntityRequest, EntityTypeList, ObservationCategoryList
from basic_memory.mcp.tools.knowledge import create_entities, add_observations
from basic_memory.schemas.request import ObservationCreate, AddObservationsRequest
@pytest.mark.asyncio
async def test_get_entity_types(client):
"""Test getting list of entity types."""
# First create some test entities
request = CreateEntityRequest(
entities=[
Entity(
name="Memory Service",
entity_type="technical_component",
path_id="component/memory_service",
description="Core memory service",
observations=["Using SQLite for storage", "Local-first architecture"]
),
Entity(
name="File Format",
entity_type="specification",
path_id="specification/file_format",
description="File format spec",
observations=["Support for frontmatter", "UTF-8 encoding"]
),
Entity(
name="Tech Choice",
entity_type="decision",
path_id="decision/tech_choice",
description="Technology decision",
observations=["Team discussed options", "Selected for scalability"]
)
]
)
await create_entities(request)
# Get entity types
result = await get_entity_types()
entity_types = EntityTypeList.model_validate(result)
# Verify the result
assert "technical_component" in entity_types.types
assert "specification" in entity_types.types
assert "decision" in entity_types.types
@pytest.mark.asyncio
async def test_get_entity_types_empty(client):
"""Test getting entity types when no entities exist."""
# Get types (should work with empty DB)
result = await get_entity_types()
entity_types = EntityTypeList.model_validate(result)
# Should return empty list, not error
assert len(entity_types.types) == 0
@pytest.mark.asyncio
async def test_get_observation_categories(client):
"""Test getting list of observation categories."""
# First create an entity with categorized observations
request = CreateEntityRequest(
entities=[
Entity(
name="Test Entity",
entity_type="test_observation",
description="Test entity",
observations=[],
)
]
)
entity = (await create_entities(request)).entities[0]
# Add observations with different categories
observations = [
ObservationCreate(content="Technical detail", category="tech"),
ObservationCreate(content="Design decision", category="design"),
ObservationCreate(content="Feature spec", category="feature"),
ObservationCreate(content="General note", category="note"),
]
await add_observations(
AddObservationsRequest(path_id=entity.path_id, observations=observations)
)
# Get categories
result = await get_observation_categories()
observation_categories = ObservationCategoryList.model_validate(result)
# Verify results
assert "tech" in observation_categories.categories
assert "design" in observation_categories.categories
assert "feature" in observation_categories.categories
assert "note" in observation_categories.categories
@pytest.mark.asyncio
async def test_list_by_type_with_sorting(client):
"""Test listing entities with different sort options."""
# Sort by name
result = await list_by_type("technical_component", sort_by="name")
names = [e.name for e in result.entities]
assert names == sorted(names)
# Sort by path_id
result = await list_by_type("technical_component", sort_by="path_id")
path_ids = [e.path_id for e in result.entities]
assert path_ids == sorted(path_ids)
@pytest.mark.asyncio
async def test_list_by_type_empty(client):
"""Test listing entities for a type that doesn't exist."""
result = await list_by_type("nonexistent_type")
assert result.entity_type == "nonexistent_type"
assert len(result.entities) == 0
assert result.total == 0
@pytest.mark.asyncio
async def test_get_observation_categories_empty(client):
"""Test getting observation categories when no observations exist."""
result = await get_observation_categories()
observation_categories = ObservationCategoryList.model_validate(result)
# Should return empty list, not error
observation_categories.categories == []