langchain/tests/integration_tests/utilities/test_graphql.py

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import json
import pytest
import responses
from langchain.utilities.graphql import GraphQLAPIWrapper
TEST_ENDPOINT = "http://testserver/graphql"
# Mock GraphQL response for testing
MOCK_RESPONSE = {
"data": {"allUsers": [{"id": 1, "name": "Alice", "email": "alice@example.com"}]}
}
@pytest.fixture
def graphql_wrapper() -> GraphQLAPIWrapper:
return GraphQLAPIWrapper(
graphql_endpoint=TEST_ENDPOINT,
custom_headers={"Authorization": "Bearer testtoken"},
)
@responses.activate
def test_run(graphql_wrapper: GraphQLAPIWrapper) -> None:
responses.add(responses.POST, TEST_ENDPOINT, json=MOCK_RESPONSE, status=200)
query = "query { allUsers { id, name, email } }"
result = graphql_wrapper.run(query)
expected_result = json.dumps(MOCK_RESPONSE, indent=2)
assert result == expected_result