def test_liststatements_with_shape_on_its_own_line_fields_with_none_are_implicit():
"""Fields with value None (here: 'annot' and 'start') are simply implicit."""
csvrows_list = [
{"shape_id": "@a", "prop_id": None, "value_type": None},
{"shape_id": None, "prop_id": "dct:creator", "value_type": "URI"},
{"shape_id": None, "prop_id": "dct:subject", "value_type": "URI"},
]
assert list_statements(csvrows_list) == [
Statement(
start=True,
shape_id="@a",
prop_id="dct:creator",
annot=None,
value_type="URI",
),
Statement(
start=True,
shape_id="@a",
prop_id="dct:subject",
prop_label=None,
value_type="URI",
),
]
assert list_statements(csvrows_list) == [
Statement(start=True, shape_id="@a", prop_id="dct:creator", value_type="URI"),
Statement(start=True, shape_id="@a", prop_id="dct:subject", value_type="URI"),
]
def test_statement_initialized_by_assignment_with_some_none():
"""Statement instance fields created by assignment, others have default None."""
shap = Statement()
shap.prop_id = "dcterms:creator"
shap.value_type = "URI"
assert shap == Statement(shape_id=None, prop_id="dcterms:creator", value_type="URI")
assert not shap.shape_id
assert not shap.mand
def test_liststatements_with_missing_value_type():
"""Should parse even if input lacks field 'value_type'."""
as_input = [
{
"shape_id": "@book",
"prop_id": "",
"prop_label": "Book",
"constraint_value": "",
"annot": "",
},
{
"shape_id": "",
"prop_id": "rdf:type",
"prop_label": "instance of",
"constraint_value": "sdo:Book",
"annot": "must be schema.org/Book",
},
{
"shape_id": "",
"prop_id": "rdf:type",
"prop_label": "instance of",
"constraint_value": "wd:Q571",
"annot": "must be wikidata Book",
},
]
expected = [
Statement(
start=True,
shape_id="@book",
shape_label=None,
prop_id="rdf:type",
prop_label="instance of",
mand=None,
repeat=None,
value_type=None,
value_datatype=None,
constraint_value="sdo:Book",
constraint_type=None,
shape_ref=None,
annot="must be schema.org/Book",
),
Statement(
start=True,
shape_id="@book",
shape_label=None,
prop_id="rdf:type",
prop_label="instance of",
mand=None,
repeat=None,
value_type=None,
value_datatype=None,
constraint_value="wd:Q571",
constraint_type=None,
shape_ref=None,
annot="must be wikidata Book",
),
]
assert list_statements(as_input) == expected
def test_liststatements_with_shape_on_its_own_line():
"""If shape IDs used previously, used for subsequent statements if no Shape ID."""
csvrows_list = [
{"shape_id": "@a", "prop_id": None, "value_type": None},
{"shape_id": None, "prop_id": "dct:creator", "value_type": "URI"},
{"shape_id": None, "prop_id": "dct:subject", "value_type": "URI"},
]
assert list_statements(csvrows_list) == [
Statement(start=True, shape_id="@a", prop_id="dct:creator", value_type="URI"),
Statement(start=True, shape_id="@a", prop_id="dct:subject", value_type="URI"),
]
def test_listshapes_one_shape_and_shape_label():
"""One Shape with shape label."""
as_input = [
Statement(
start=True,
shape_id="@a",
shape_label="Author",
prop_id="dct:creator",
value_type="URI",
),
Statement(
start=True,
shape_id="@a",
shape_label="Author",
prop_id="dct:date",
value_type="String",
),
]
assert list_shapes(as_input) == [
Shape(
start=True,
shape_id="@a",
shape_label="Author",
shape_statements=[
{
"prop_id": "dct:creator",
"value_type": "URI",
"prop_label": None,
"mand": None,
"repeat": None,
"value_datatype": None,
"constraint_value": None,
"constraint_type": None,
"shape_ref": None,
"annot": None,
},
{
"prop_id": "dct:date",
"value_type": "String",
"prop_label": None,
"mand": None,
"repeat": None,
"value_datatype": None,
"constraint_value": None,
"constraint_type": None,
"shape_ref": None,
"annot": None,
},
],
)
]
def test_liststatements():
"""Turn list of dictionaries into list of Statement objects."""
csvrows_list = [
{"shape_id": "@a", "prop_id": "dct:creator", "value_type": "URI"},
{"shape_id": "@a", "prop_id": "dct:subject", "value_type": "URI"},
{"shape_id": "@a", "prop_id": "dct:date", "value_type": "String"},
{"shape_id": "@b", "prop_id": "foaf:name", "value_type": "String"},
]
assert list_statements(csvrows_list) == [
Statement(start=True, shape_id="@a", prop_id="dct:creator", value_type="URI"),
Statement(start=True, shape_id="@a", prop_id="dct:subject", value_type="URI"),
Statement(start=True, shape_id="@a", prop_id="dct:date", value_type="String"),
Statement(start=False, shape_id="@b", prop_id="foaf:name", value_type="String"),
]
def test_check():
"""Check CSV file structure for anomalies."""
statement = Statement(
start=True,
shape_id="@default",
shape_label=None,
prop_id="wdt:P31",
prop_label=None,
mand=None,
repeat=None,
value_type="URI",
value_datatype=None,
constraint_value="wd:",
constraint_type="URIStem",
shape_ref=None,
annot=None,
)
assert statement._is_uristem_used_correctly()
def test_liststatements_without_shape_ids():
"""Not shape IDs specified, so shape is '@default'."""
csvrows_list = [
{"prop_id": "dct:creator", "value_type": "URI"},
{"prop_id": "dct:subject", "value_type": "URI"},
{"prop_id": "dct:date", "value_type": "String"},
]
assert list_statements(csvrows_list) == [
Statement(
start=True, shape_id="@default", prop_id="dct:creator", value_type="URI"
),
Statement(
start=True, shape_id="@default", prop_id="dct:subject", value_type="URI"
),
Statement(
start=True, shape_id="@default", prop_id="dct:date", value_type="String"
),
]
def test_liststatements_with_shape_ids_specified_as_none():
"""Shape IDs specified as 'None', so shape is '@default'.
When "shape_id" specified as 'None', row["shape_id"] will be False.
General case: when field specified as None."""
csvrows_list = [
{"shape_id": None, "prop_id": "dct:creator", "value_type": "URI"},
{"shape_id": None, "prop_id": "dct:subject", "value_type": "URI"},
{"shape_id": None, "prop_id": "dct:date", "value_type": "String"},
]
assert list_statements(csvrows_list) == [
Statement(
start=True, shape_id="@default", prop_id="dct:creator", value_type="URI"
),
Statement(
start=True, shape_id="@default", prop_id="dct:subject", value_type="URI"
),
Statement(
start=True, shape_id="@default", prop_id="dct:date", value_type="String"
),
]
def test_statement_initialized_by_assignment():
"""Statement instance fields created by assignment."""
shap = Statement(shape_id="@photo", prop_id="dcterms:creator", value_type="URI")
shap2 = Statement()
shap2.shape_id = "@photo"
shap2.prop_id = "dcterms:creator"
shap2.value_type = "URI"
assert shap == shap2
def test_statement_bad_field_initialized_by_assignment():
"""Attempted assignment to bad field raises TypeError."""
shap = Statement()
shap.foobar = "@photo"
shap.prop_id = "dcterms:creator"
shap.value_type = "URI"
with pytest.raises(TypeError):
assert shap == Statement(
foobar="@photo", prop_id="dcterms:creator", value_type="URI"
)
def test_statement_initialized_with_just_one_field():
"""Statement instance initialized with just one field."""
shap = Statement(prop_id="dcterms:creator")
assert not shap.start
assert shap.shape_id is None
assert shap.shape_label is None
assert shap.prop_id == "dcterms:creator"
assert shap.prop_label is None
assert shap.mand is None
assert shap.repeat is None
assert shap.value_type is None
assert shap.value_datatype is None
assert shap.constraint_value is None
assert shap.constraint_type is None
assert shap.shape_ref is None
assert shap.annot is None
def test_statement_initialized_without_property_id():
"""Statement instance initialized without property ID. Shouldn't this fail?"""
shap = Statement()
assert not shap.start
assert shap.shape_id is None
assert shap.shape_label is None
assert shap.prop_id is None
assert shap.prop_label is None
assert shap.mand is None
assert shap.repeat is None
assert shap.value_type is None
assert shap.value_datatype is None
assert shap.constraint_value is None
assert shap.constraint_type is None
assert shap.shape_ref is None
assert shap.annot is None
def test_statement_fields_individually_addressable():
"""Statement instance fields individually addressable."""
shap = Statement(shape_id="@photo", prop_id="dcterms:creator", value_type="URI")
assert shap.shape_id == "@photo"
assert shap.prop_id == "dcterms:creator"
assert shap.value_type == "URI"
def test_statement_initialized_from_named_arguments_and_order_is_insignficant():
"""Order of arguments is insignificant (just a reminder to self)."""
assert Statement(
shape_id="@photo", prop_id="dcterms:creator", value_type="URI"
) == Statement(prop_id="dcterms:creator", shape_id="@photo", value_type="URI")
"""Turn list of Statements into list of Shapes."""
from csv2shex.mkshapes import list_shapes, Shape
from csv2shex.mkstatements import Statement
LIST_OF_STATEMENT_OBJECTS = [
Statement(start=True,
shape_id="@a",
prop_id="dct:creator",
value_type="URI"),
Statement(start=True,
shape_id="@a",
prop_id="dct:subject",
value_type="URI"),
Statement(start=True,
shape_id="@a",
prop_id="dct:date",
value_type="String"),
Statement(start=False,
shape_id="@b",
prop_id="foaf:name",
value_type="String"),
]
def test_listshapes_one_shape():
"""Turn list of Statement objects into list with one Shape."""
as_input = [
Statement(start=True,
shape_id="@a",
prop_id="dct:creator",