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import sys
import subprocess
from pathlib import Path
def test_definednamespace_creator_qb():
"""
Tests basic use of DefinedNamespace creator script using QB
"""
definednamespace_script = Path(__file__).parent.parent / "rdflib" / "tools" / "defined_namespace_creator.py"
qb_data_file = Path(__file__).parent / "defined_namespaces" / "qb.ttl"
print("\n")
print(f"Using {definednamespace_script}...")
print(f"Testing {qb_data_file}...")
completed = subprocess.run(
[
sys.executable,
str(definednamespace_script),
str(qb_data_file),
"http://purl.org/linked-data/cube#",
"QB",
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
)
assert completed.returncode == 0, "subprocess exited incorrectly"
assert Path.is_file(Path("_QB.py")), "_QB.py file not created"
has_ns = False
has_test_class = False
with open(Path("_QB.py")) as f:
for line in f.readlines():
if '_NS = Namespace("http://purl.org/linked-data/cube#")' in line:
has_ns = True
if 'Attachable: URIRef # Abstract superclass for everything that can have attributes and dimensions' in line:
has_test_class = True
assert has_ns, "_QB.py does not contain _NS"
assert has_test_class, "_QB.py does not class Attachable"
# cleanup
Path.unlink(Path("_QB.py"))
def test_definednamespace_creator_fake():
"""
Tests incorrect use of DefinedNamespace creator script -
RDF file of unknonwn type
"""
definednamespace_script = Path(__file__).parent.parent / "rdflib" / "tools" / "defined_namespace_creator.py"
qb_data_file = Path(__file__).parent / "defined_namespaces" / "fake.xxx"
print("\n")
print(f"Using {definednamespace_script}...")
print(f"Testing {qb_data_file}...(expected to fail)")
completed = subprocess.run(
[
sys.executable,
str(definednamespace_script),
str(qb_data_file),
"http://purl.org/linked-data/cube#",
"QB",
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
)
assert completed.returncode == 1, "subprocess exited incorrectly (failure expected)"
def test_definednamespace_creator_bad_ns():
"""
Tests incorrect use of DefinedNamespace creator script -
supplied namespace doesn't end in # or /
"""
definednamespace_script = Path(__file__).parent.parent / "rdflib" / "tools" / "defined_namespace_creator.py"
qb_data_file = Path(__file__).parent / "defined_namespaces" / "fake.xxx"
print("\n")
print(f"Using {definednamespace_script}...")
print(f"Testing {qb_data_file}...(expected to fail - bad NS given)")
completed = subprocess.run(
[
sys.executable,
str(definednamespace_script),
str(qb_data_file),
"http://purl.org/linked-data/cube",
"QB",
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
)
assert completed.returncode == 1, "subprocess exited incorrectly (failure expected)"
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