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basicmachines-co-basic-memory/tests/mcp/test_tool_open_nodes.py
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2025-01-12 16:47:21 -06:00

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Python

"""Tests for open_nodes MCP tool."""
import pytest
from basic_memory.mcp.tools.knowledge import create_entities
from basic_memory.mcp.tools.search import open_nodes
from basic_memory.schemas import EntityListResponse
from basic_memory.schemas.base import Entity
from basic_memory.schemas.request import CreateEntityRequest, OpenNodesRequest
@pytest.mark.asyncio
async def test_open_multiple_entities(client):
"""Test opening multiple entities."""
# Create some test entities
entity_request = CreateEntityRequest(
entities=[
Entity(title="Entity1", entity_type="test", summary="First test entity"),
Entity(title="Entity2", entity_type="test", summary="Second test entity"),
]
)
create_result = await create_entities(entity_request)
permalinks = [e.permalink for e in create_result.entities]
# Open the nodes
request = OpenNodesRequest(permalinks=permalinks)
result = await open_nodes(request)
assert isinstance(result, EntityListResponse)
response = EntityListResponse.model_validate(result)
# Verify we got a dictionary with both entities
assert len(response.entities) == 2
for response_entity in response.entities:
assert response_entity.permalink in permalinks
assert response_entity.title in ["Entity1", "Entity2"]
@pytest.mark.asyncio
async def test_open_nodes_with_details(client):
"""Test that opened nodes have all their details."""
# Create an entity with observations
entity_request = CreateEntityRequest(
entities=[
Entity(
title="DetailedEntity",
entity_type="test",
summary="Test entity with details",
observations=["First observation", "Second observation"],
)
]
)
create_result = await create_entities(entity_request)
permalink = create_result.entities[0].permalink
# Open the node
request = OpenNodesRequest(permalinks=[permalink])
result = await open_nodes(request)
response = EntityListResponse.model_validate(result)
# Verify all details are present
entity = response.entities[0]
assert entity.title == "DetailedEntity"
assert entity.entity_type == "test"
assert entity.summary == "Test entity with details"
assert len(entity.observations) == 2
@pytest.mark.asyncio
async def test_open_nodes_with_relations(client):
"""Test opening nodes that have relations."""
# Create related entities
entity_request = CreateEntityRequest(
entities=[
Entity(title="Service", entity_type="test", summary="A service"),
Entity(title="Database", entity_type="test", summary="A database"),
]
)
create_result = await create_entities(entity_request)
permalinks = [e.permalink for e in create_result.entities]
# Add a relation between them
from basic_memory.mcp.tools.knowledge import create_relations
from basic_memory.schemas.request import CreateRelationsRequest
from basic_memory.schemas.base import Relation
relation_request = CreateRelationsRequest(
relations=[Relation(from_id=permalinks[0], to_id=permalinks[1], relation_type="depends_on")]
)
await create_relations(relation_request)
# Open both nodes
request = OpenNodesRequest(permalinks=permalinks)
result = await open_nodes(request)
response = EntityListResponse.model_validate(result)
# Verify relations are present
assert len(response.entities[0].relations) == 1
assert len(response.entities[1].relations) == 1
@pytest.mark.asyncio
async def test_open_nonexistent_nodes(client):
"""Test behavior when some requested nodes don't exist."""
# First create one real entity
entity_request = CreateEntityRequest(entities=[Entity(title="RealEntity", entity_type="test")])
create_result = await create_entities(entity_request)
real_permalink = create_result.entities[0].permalink
# Try to open both real and non-existent
request = OpenNodesRequest(permalinks=[real_permalink, "nonexistent"])
result = await open_nodes(request)
response = EntityListResponse.model_validate(result)
# Should only get the real entity back
assert len(response.entities) == 1
assert real_permalink in response.entities[0].permalink
@pytest.mark.asyncio
async def test_open_single_node(client):
"""Test behavior with single permalink."""
# Create an entity
entity_request = CreateEntityRequest(
entities=[Entity(title="SingleEntity", entity_type="test")]
)
create_result = await create_entities(entity_request)
permalink = create_result.entities[0].permalink
# Open just one node
request = OpenNodesRequest(permalinks=[permalink])
result = await open_nodes(request)
response = EntityListResponse.model_validate(result)
# Should get just that entity
assert len(response.entities) == 1
assert permalink in response.entities[0].permalink