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from example.app.main import app
from fastapi.testclient import TestClient
# Use app defined in example folder
endpoint = TestClient(app)
def test_service_description():
response = endpoint.get("/", headers={"accept": "text/turtle"})
# print(response.text.strip())
assert response.status_code == 200
assert response.text.strip() == service_description
response = endpoint.post("/", headers={"accept": "text/turtle"})
assert response.status_code == 200
assert response.text.strip() == service_description
# Check for application/xml
response = endpoint.post("/", headers={"accept": "application/xml"})
assert response.status_code == 200
def test_custom_concat():
response = endpoint.get("/", params={"query": custom_concat_query}, headers={"accept": "application/json"})
# print(response.json())
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
response = endpoint.post(
"/",
data={"query": custom_concat_query},
headers={"accept": "application/json"},
)
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
def test_bad_request():
response = endpoint.get("/?query=figarofigarofigaro", headers={"accept": "application/json"})
assert response.status_code == 400
custom_concat_query = """PREFIX myfunctions: <https://w3id.org/um/sparql-functions/>
SELECT ?concat ?concatLength WHERE {
BIND("First" AS ?first)
BIND(myfunctions:custom_concat(?first, "last") AS ?concat)
}"""
service_description = """@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix ent: <http://www.w3.org/ns/entailment/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix sd: <http://www.w3.org/ns/sparql-service-description#> .
<https://w3id.org/um/openpredict/most_similar> a sd:Function .
<https://w3id.org/um/sparql-functions/custom_concat> a sd:Function .
<https://your-website-url/> a sd:Service ;
rdfs:label "SPARQL endpoint for RDFLib graph" ;
dc:description "A SPARQL endpoint to serve machine learning models, or any other logic implemented in Python. [Source code](https://github.com/vemonet/rdflib-endpoint)" ;
sd:defaultDataset [ a sd:Dataset ;
sd:defaultGraph [ a sd:Graph ] ] ;
sd:defaultEntailmentRegime ent:RDFS ;
sd:endpoint <https://your-website-url/> ;
sd:extensionFunction <https://w3id.org/um/openpredict/most_similar>,
<https://w3id.org/um/sparql-functions/custom_concat> ;
sd:feature sd:DereferencesURIs ;
sd:resultFormat <http://www.w3.org/ns/formats/SPARQL_Results_CSV>,
<http://www.w3.org/ns/formats/SPARQL_Results_JSON> ;
sd:supportedLanguage sd:SPARQL11Query ."""
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