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import pytest
from example.main import custom_concat
from fastapi.testclient import TestClient
from rdflib import RDFS, Graph, Literal, URIRef
from rdflib_endpoint import SparqlEndpoint
from rdflib_endpoint.sparql_router import SD
# graph = Dataset(default_union=False)
graph = Graph()
@pytest.fixture(autouse=True)
def clear_graph():
# Workaround to clear graph without putting
# graph, app and endpoint into a fixture
# and modifying the test fixture usage.
for triple in graph:
graph.remove(triple)
app = SparqlEndpoint(
graph=graph,
functions={
"https://w3id.org/sparql-functions/custom_concat": custom_concat,
},
enable_update=True,
)
endpoint = TestClient(app)
def test_service_description():
# Check GET turtle
response = endpoint.get("/", headers={"accept": "text/turtle"})
assert response.status_code == 200
g = Graph()
g.parse(data=response.text, format="turtle")
assert any(g.triples((None, SD.endpoint, None))), "Missing sd:endpoint in service description"
assert any(g.triples((None, SD.extensionFunction, None))), "Missing sd:extensionFunction in service description"
assert len(list(g.triples((None, SD.extensionFunction, None)))) == 1, "Expected exactly 1 extension function"
# Check POST XML
response = endpoint.post("/", headers={"accept": "application/xml"})
assert response.status_code == 200
g = Graph()
g.parse(data=response.text, format="xml")
assert any(g.triples((None, SD.endpoint, None))), "Missing sd:endpoint in service description"
assert any(g.triples((None, SD.extensionFunction, None))), "Missing sd:extensionFunction in service description"
assert len(list(g.triples((None, SD.extensionFunction, None)))) == 1, "Expected exactly 1 extension function"
def test_custom_concat_json():
response = endpoint.get("/", params={"query": concat_select}, 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": concat_select}, headers={"accept": "application/json"})
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
response = endpoint.post(
"/", data=concat_select, headers={"accept": "application/json", "content-type": "application/sparql-query"}
)
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
def test_select_noaccept_xml():
response = endpoint.post("/", data={"query": concat_select})
assert response.status_code == 200
assert response.text.startswith("<?xml ")
def test_select_csv():
response = endpoint.post("/", data={"query": concat_select}, headers={"accept": "text/csv"})
assert response.status_code == 200
label_patch = """
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
DELETE { ?subject rdfs:label "foo" }
INSERT { ?subject rdfs:label "bar" }
WHERE { ?subject rdfs:label "foo" }
"""
@pytest.mark.parametrize(
"api_key,key_provided,param_method",
[
(api_key, key_provided, param_method)
for api_key in [None, "key"]
for key_provided in [True, False]
for param_method in ["body_form", "body_direct"]
],
)
def test_sparql_update(api_key, key_provided, param_method, monkeypatch):
if api_key:
monkeypatch.setenv("RDFLIB_APIKEY", api_key)
subject = URIRef("http://server.test/subject")
headers = {}
if key_provided:
headers["Authorization"] = "Bearer key"
graph.add((subject, RDFS.label, Literal("foo")))
if param_method == "body_form":
request_args = {"data": {"update": label_patch}}
else:
# direct
headers["content-type"] = "application/sparql-update"
request_args = {"data": label_patch}
response = endpoint.post("/", headers=headers, **request_args)
if api_key is None or key_provided:
assert response.status_code == 204
assert (subject, RDFS.label, Literal("foo")) not in graph
assert (subject, RDFS.label, Literal("bar")) in graph
else:
assert response.status_code == 403
assert (subject, RDFS.label, Literal("foo")) in graph
assert (subject, RDFS.label, Literal("bar")) not in graph
def test_sparql_query_update_fail():
response = endpoint.post("/", data={"update": label_patch, "query": label_patch})
assert response.status_code == 400
def test_multiple_accept_return_json():
response = endpoint.get(
"/",
params={"query": concat_select},
headers={"accept": "text/html;q=0.3, application/xml;q=0.9, application/json, */*;q=0.8"},
)
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
def test_multiple_accept_return_json2():
response = endpoint.get(
"/",
params={"query": concat_select},
headers={"accept": "text/html;q=0.3, application/json, application/xml;q=0.9, */*;q=0.8"},
)
assert response.status_code == 200
assert response.json()["results"]["bindings"][0]["concat"]["value"] == "Firstlast"
def test_select_turtle():
response = endpoint.post("/", data={"query": concat_select}, headers={"accept": "text/turtle"})
assert response.status_code == 200
assert response.headers["content-type"] == "application/sparql-results+xml"
def test_concat_construct_turtle():
response = endpoint.post(
"/",
data={"query": custom_concat_construct},
headers={"accept": "text/turtle"},
)
assert response.status_code == 200
assert response.text.startswith("@prefix ")
def test_concat_construct_csv():
response = endpoint.post(
"/",
data={"query": custom_concat_construct},
headers={"accept": "text/csv"},
)
assert response.status_code == 200
assert response.text.startswith("@prefix ")
def test_concat_construct_jsonld():
response = endpoint.post(
"/",
data={"query": custom_concat_construct},
headers={"accept": "application/json"},
)
assert response.status_code == 200
assert response.json()[0]["@id"] == "http://example.com/test"
def test_concat_construct_xml():
# expected to return turtle
response = endpoint.post(
"/",
data={"query": custom_concat_construct},
headers={"accept": "application/xml"},
)
assert response.status_code == 200
assert response.text.startswith("<?xml ")
def test_concat_construct_rdf_xml_with_two_accept_options():
response = endpoint.post(
"/",
data={"query": custom_concat_construct},
headers={"accept": "application/sparql-results+xml, application/rdf+xml"},
)
assert response.status_code == 200
assert response.headers["content-type"] == "application/rdf+xml"
assert response.text.startswith("<?xml ")
assert "<rdf:RDF" in response.text
def test_yasgui():
# expected to return turtle
response = endpoint.get(
"/",
headers={"accept": "text/html"},
)
assert response.status_code == 200
def test_bad_request():
response = endpoint.get("/?query=figarofigarofigaro", headers={"accept": "application/json"})
assert response.status_code == 400
concat_select = """PREFIX myfunctions: <https://w3id.org/sparql-functions/>
SELECT ?concat ?concatLength WHERE {
BIND("First" AS ?first)
BIND(myfunctions:custom_concat(?first, "last") AS ?concat)
}"""
custom_concat_construct = """PREFIX myfunctions: <https://w3id.org/sparql-functions/>
CONSTRUCT {
<http://example.com/test> <http://example.com/concat> ?concat, ?concatLength .
} WHERE {
BIND("First" AS ?first)
BIND(myfunctions:custom_concat(?first, "last") AS ?concat)
}"""
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