backend/integration_test.py

"""Integration test script: attempts to connect to Neo4j and Faiss index.
This script is safe: it catches missing libraries and reports status.
"""
import sys
import traceback

def try_neo4j():
    try:
        from backend.adapters.graph_adapter import Neo4jAdapter
        print("Neo4jAdapter loaded")
        a = Neo4jAdapter()
        if not a.is_available():
            print("Neo4j driver not available or connection not established")
            return
        # create test node
        res = a.run("CREATE (n:Test {name:$name}) RETURN id(n) as id", name="integration_test")
        print("Neo4j create node result:", res)
        a.close()
    except Exception as e:
        print("Neo4j test failed:")
        traceback.print_exc()


def try_faiss():
    try:
        from backend.adapters.vector_adapter_full import FaissIndex
        print("FaissIndex available")
        dim = 32
        idx = FaissIndex(dim)
        vec = [float(i) for i in range(dim)]
        idx.upsert("u1", vec)
        results = idx.search(vec, top_k=1)
        print("Faiss search results:", results)
    except Exception as e:
        print("Faiss test failed or faiss not installed:")
        traceback.print_exc()


def main():
    print("Running integration tests...")
    try_neo4j()
    try_faiss()

if __name__ == '__main__':
    main()