def assert_edge_as_obj_added(el: Jelm):
n = el.get_node("n1")
assert "n2" in n.neighbors.keys()
assert "n1" in el.get_node("n2").neighbors
assert "n2" in n.target_neighbors.keys()
def __init__(self):
node_list1 = [{
"type": "node",
"id": "n{}".format(i)
} for i in range(20)]
edge_list1 = [{
"type": "edge",
"source": "n{}".format(ns[0]),
"target": "n{}".format(ns[1]),
} for ns in [(0, 1), (1, 2), (4, 1), (10, 8), (9, 3), (18, 6)]]
self.el1 = Jelm(objects=[*node_list1, *edge_list1])
node_list2 = [{
"type": "node",
"id": "n{}".format(i)
} for i in range(20)]
edge_list2 = [{
"type": "edge",
"source": "n{}".format(ns[0]),
"target": "n{}".format(ns[1]),
"attributes": {
"second": True
},
} for ns in [(10, 8), (1, 2), (0, 1), (9, 3), (18, 6), (4, 1)]]
self.el2 = Jelm(objects=[*node_list2, *edge_list2])
self.same = False
def assert_edge_jelm_obj_added(el: Jelm):
n = el.get_node("n1")
assert "n2" in n.neighbors.keys()
assert "n1" in el.get_node("n2").neighbors
assert "n2" in n.target_neighbors.keys()
edge_ids = [e.id for e in n.neighbors["n2"]]
assert "fing" in edge_ids
def __init__(self):
self.el1 = Jelm(objects=[{
"type": "node",
"id": "n{}".format(i)
} for i in range(20)])
self.el2 = Jelm(objects=[{
"type": "node",
"id": "n{}".format(i)
} for i in range(20)])
self.same = True
def __init__(self):
self.el1 = Jelm(objects=[{
"type": "node",
"id": "n1",
"attributes": {
"fing": True
}
}])
self.el2 = Jelm(objects=[{"type": "node", "id": "n1"}])
self.same = False
def __init__(self):
self.el1 = Jelm(objects=[{"type": "node", "id": "n1"}])
self.el2 = Jelm(objects=[{
"type": "node",
"id": "n1"
}, {
"type": "node",
"id": "n2"
}])
self.same = False
def neighbor_check(el: Jelm):
for nid, n in el.nodes.items():
for nid2 in n.neighbors.keys():
assert nid in el.get_node(nid2).neighbors.keys()
for nid3 in n.target_neighbors.keys():
assert nid in el.get_node(nid3).source_neighbors.keys()
return el
def test_neighborhood():
el1 = Jelm(metadata={"fing": "boo"},
objects=[{
"type": "node",
"id": "n1"
}])
el2 = el1.get_neighborhood([])
assert el2 != el1
assert el2 == Jelm(metadata={"fing": "boo"})
assert el1 == el1.get_neighborhood(["n1", "n2"], raise_if_missing=False)
def transform_init(el):
el_from_nodes = Jelm(metadata=el.metadata, nodes=el.nodes)
assert el_from_nodes == el
return el_from_nodes
def filter_none(el: Jelm):
el2 = el.attribute_filter(lambda x: True)
print(el)
print(el2)
print(el == el2)
return el2
def repr_check(el: Jelm):
repr_string = el.__repr__()
assert "jelm" in repr_string
assert str(len(el.nodes.keys())) in repr_string
return el
def full_jelm_exporter():
django_dump = get_django_dump_of_app("teach")
el = Jelm(metadata={"created": datetime.datetime.now().isoformat()})
plus_edges = []
for django_record_dic in django_dump:
record_inst = DjangoRecord.from_django_dump_record(django_record_dic)
record_inst.add_jelm_nodes_to_instance(el)
plus_edges += record_inst.jelm_edges()
for e in plus_edges:
el.add_object(e)
return el.dict()
def test_init():
el = Jelm(metadata={"author": "John Doe"}, objects=[])
assert isinstance(el.objects, list)
assert isinstance(el.metadata, dict)
el2 = Jelm(metadata={"author": "John Doe"}, nodes={})
assert el == el2
el3 = Jelm()
assert not (el == el3)
el4_1 = Jelm(nodes={"id1": Node(id="n1")})
el4_2 = Jelm(objects=[{"type": "node", "id": "n1"}])
assert el4_1 == el4_2
def add_jelm_nodes_to_instance(self, el: Jelm):
record_atts = self.attributes.copy()
if not self.teach_jelm_cls.is_edge:
for add_edge_dic in self.teach_jelm_cls.additional_edges:
attid = add_edge_dic["attid"]
try:
record_atts.pop(attid)
except KeyError as e:
pass
el.add_node(
id=self.jelm_id,
attributes={
"pk": self.django_id,
"model": self.model_name,
**record_atts,
},
)
class NetwokCaseTemplate: # make this to a fixture
el1 = Jelm()
el2 = Jelm()
same = True
def evaluate_fun(
self,
non_altering_function: Optional[Callable] = None,
altering_function: Optional[Callable] = None,
assert_alteration: Optional[Callable] = None,
catch_alteration_exception: Optional[Callable] = None,
):
el_in = self.el1.copy()
if altering_function is not None:
try:
el_out = altering_function(el_in)
except Exception as e:
if catch_alteration_exception is None:
raise e # pragma: no cover
else:
catch_alteration_exception(el_in, e)
else:
assert el_out != self.el1
assert_alteration(el_out)
if non_altering_function is not None:
el_out = non_altering_function(el_in)
assert el_out == self.el1
assert (el_out == self.el2) == self.same
def __repr__(self):
return "Network pair case: {}".format(
type(self).__name__) # pragma: no cover
def test_iter():
el = Jelm(
metadata={"author": "John Doe"},
objects=[
{"type": "node", "id": "n1"},
{"type": "node", "id": "n2"},
{"type": "edge", "source": "n1", "target": "n2"},
],
)
for idx, o in enumerate(el):
if idx < 2:
assert isinstance(o, Node)
else:
assert isinstance(o, Edge)
def __init__(self):
node_list1 = [{
"type": "node",
"id": "n{}".format(i)
} for i in range(20)]
edge_list1 = [{
"type": "edge",
"source": "n{}".format(ns[0]),
"target": "n{}".format(ns[1]),
} for ns in [(0, 1), (1, 2), (4, 1), (10, 8), (9, 3), (18, 6)]]
self.el1 = Jelm(objects=[*node_list1, *edge_list1])
self.el2 = self.el1
self.same = True
def __init__(self, node_count=200, edge_count=500):
import random
random.seed(42)
node_list1 = [{
"type": "node",
"id": "n{}".format(i)
} for i in range(node_count)]
edge_list1 = [
{
"type": "edge",
"source": "n{}".format(ns[0]),
"target": "n{}".format(ns[1]),
} for ns in
[random.sample(range(node_count), 2) for _ in range(edge_count)]
]
self.el1 = Jelm(objects=[*node_list1, *edge_list1])
self.el2 = self.el1
self.same = True
def filter_none(el: Jelm):
el.attribute_filter(lambda x: True)
return el
def __init__(self):
self.el1 = Jelm()
self.el2 = Jelm()
self.same = True
def add_node_as_obj(el: Jelm):
el.add_object({"type": "node", "id": "n10"})
return el
def __init__(self):
self.el1 = Jelm(metadata={"author": "John Doe"})
self.el2 = Jelm(metadata={"author": "Jane Doe"})
self.same = False
def add_edge_jelm_obj(el: Jelm):
el.add_object(Edge(source="n1", target="n2", id="fing"))
return el
def assert_node_as_obj_added(el: Jelm):
assert isinstance(el.get_node("n10"), Node)
def catch_node_as_obj_add(el: Jelm, e):
assert isinstance(e, ValueError)
assert isinstance(el.get_node("n10"), Node)
def check_drop(el: Jelm):
nel = el.get_neighborhood(["n1", "n2"])
def add_edge_as_obj(el: Jelm):
el.add_object({"type": "edge", "source": "n1", "target": "n2"})
return el
def test_attribute_filter():
node_list1 = [{"type": "node", "id": "n{}".format(i)} for i in range(1, 4)]
edge_list1 = [
{
"type": "edge",
"source": "n1",
"target": "n2",
"attributes": {
"good_edge": True
},
},
{
"type": "edge",
"source": "n1",
"target": "n3",
"attributes": {
"good_edge": False
},
},
{
"type": "edge",
"source": "n2",
"target": "n3",
"attributes": {
"good_edge": False
},
},
]
el1 = Jelm(objects=[*node_list1, *edge_list1])
def filter_fun(atts):
is_good_edge = atts.get("good_edge")
if is_good_edge is None:
return True
return is_good_edge
expected_el = Jelm(objects=[
{
"type": "node",
"id": "n1"
},
{
"type": "node",
"id": "n2"
},
{
"type": "node",
"id": "n3"
},
{
"type": "edge",
"source": "n1",
"target": "n2",
"attributes": {
"good_edge": True
},
},
])
assert expected_el == el1.attribute_filter(filter_fun)
def get_whole_graph(el: Jelm):
return el.get_neighborhood(el.nodes.keys())
def test_eq(jelm_pair_case: NetwokCaseTemplate):
jelm_pair_case.evaluate_fun(non_altering_function=lambda x: x)
assert not (10 == Jelm())
assert not ("fing" == Jelm())
