def create_temporal_coverage(temporal: Mapping) -> PeriodOfTime:
period = PeriodOfTime()
period.start_date = parse_date(temporal["from"]).strftime("%Y-%m-%d")
period.end_date = parse_date(temporal["to"]).strftime("%Y-%m-%d")
return period
def test_to_graph_should_return_temporal_coverage() -> None:
"""It returns a temporal coverage graph isomorphic to spec."""
dataset = Dataset()
dataset.identifier = "http://example.com/datasets/1"
# Create PeriodOfTime:
temporal_coverage = PeriodOfTime()
temporal_coverage.start_date = "2019-12-31"
temporal_coverage.end_date = "2020-12-31"
# Add temporal_coverage to dataset:
dataset.temporal_coverage = temporal_coverage
src = """
@prefix dct: <http://purl.org/dc/terms/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
<http://example.com/datasets/1> a dcat:Dataset ;
dct:temporal [ a dct:PeriodOfTime ;
dcat:startDate "2019-12-31"^^xsd:date ;
dcat:endDate "2020-12-31"^^xsd:date ;
]
.
"""
g1 = Graph().parse(data=dataset.to_rdf(), format="turtle")
g2 = Graph().parse(data=src, format="turtle")
_isomorphic = isomorphic(g1, g2)
if not _isomorphic:
_dump_diff(g1, g2)
pass
assert _isomorphic
def test_to_graph_should_return_start_date_as_graph() -> None:
"""It returns a start date graph isomorphic to spec."""
period_of_time = PeriodOfTime()
period_of_time.start_date = "2019-12-31"
src = """
@prefix dct: <http://purl.org/dc/terms/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
[] a dct:PeriodOfTime ;
dcat:startDate "2019-12-31"^^xsd:date ;
.
"""
g1 = Graph().parse(data=period_of_time.to_rdf(), format="turtle")
g2 = Graph().parse(data=src, format="turtle")
_isomorphic = isomorphic(g1, g2)
if not _isomorphic:
_dump_diff(g1, g2)
pass
assert _isomorphic
def test_invalid_interval_end_date() -> None:
"""It does raise an InvalidDateIntervalError."""
_period_of_time = PeriodOfTime()
_period_of_time.end_date = "2020-04-06"
with pytest.raises(InvalidDateIntervalError):
_period_of_time.start_date = "2020-04-07"
def test_invalid_end_date() -> None:
"""It does raise an InvalidDateError."""
_period_of_time = PeriodOfTime()
with pytest.raises(InvalidDateError):
_period_of_time.end_date = "9999-99-99"