def append_branch(request, nodeid, property, branchmetadataid):
if request.method == 'POST':
graph = ResourceGraph(nodeid)
newBranch = graph.append_branch(property, branchmetadataid=branchmetadataid)
graph.save()
return JSONResponse(newBranch)
return HttpResponseNotFound()
def load_resource_graph_file(path_to_file):
if isfile(path_to_file) and path_to_file.endswith(suffix):
basepath = path_to_file
name = basepath.split(os.sep)[-1]
with open(basepath, 'rU') as f:
file = json.load(f)
resource_graph = ResourceGraph(file['graph'][0])
resource_graph.save()
def load_resource_graph_file(path_to_file):
if isfile(path_to_file) and path_to_file.endswith(suffix):
basepath = path_to_file
name = basepath.split(os.sep)[-1]
with open(basepath, 'rU') as f:
file = json.load(f)
resource_graph = ResourceGraph(file['graph'][0])
resource_graph.save()
def append_branch(request, nodeid, property, branchmetadataid):
if request.method == 'POST':
graph = ResourceGraph(nodeid)
newBranch = graph.append_branch(property,
branchmetadataid=branchmetadataid)
graph.save()
return JSONResponse(newBranch)
return HttpResponseNotFound()
def test_branch_append(self):
"""
test if a branch is properly appended to a graph
"""
nodes_count_before = models.Node.objects.count()
edges_count_before = models.Edge.objects.count()
nodegroups_count_before = models.NodeGroup.objects.count()
graph = ResourceGraph(self.rootNode)
graph.append_branch(
'P1', branchmetadataid=self.NODE_NODETYPE_BRANCHMETADATAID)
graph.save()
self.assertEqual(len(graph.nodes), 3)
self.assertEqual(len(graph.edges), 2)
self.assertEqual(len(graph.nodegroups), 2)
self.assertEqual(models.Node.objects.count() - nodes_count_before, 2)
self.assertEqual(models.Edge.objects.count() - edges_count_before, 2)
self.assertEqual(
models.NodeGroup.objects.count() - nodegroups_count_before, 1)
for key, edge in graph.edges.iteritems():
self.assertIsNotNone(graph.nodes[edge.domainnode_id])
self.assertIsNotNone(graph.nodes[edge.rangenode_id])
self.assertEqual(edge.domainnode, graph.nodes[edge.domainnode.pk])
self.assertEqual(edge.rangenode, graph.nodes[edge.rangenode.pk])
for key, node in graph.nodes.iteritems():
if node.istopnode:
self.assertEqual(node, self.rootNode)
appended_branch = graph.append_branch(
'P1', branchmetadataid=self.SINGLE_NODE_BRANCHMETADATAID)
graph.save()
self.assertEqual(len(graph.nodes), 4)
self.assertEqual(len(graph.edges), 3)
self.assertEqual(len(graph.nodegroups), 2)
self.assertEqual(models.Node.objects.count() - nodes_count_before, 3)
self.assertEqual(models.Edge.objects.count() - edges_count_before, 3)
self.assertEqual(
models.NodeGroup.objects.count() - nodegroups_count_before, 1)
self.assertEqual(appended_branch.root.nodegroup,
self.rootNode.nodegroup)
def test_branch_append(self):
"""
test if a branch is properly appended to a graph
"""
nodes_count_before = models.Node.objects.count()
edges_count_before = models.Edge.objects.count()
nodegroups_count_before = models.NodeGroup.objects.count()
graph = ResourceGraph(self.rootNode)
graph.append_branch('P1', branchmetadataid=self.NODE_NODETYPE_BRANCHMETADATAID)
graph.save()
self.assertEqual(len(graph.nodes), 3)
self.assertEqual(len(graph.edges), 2)
self.assertEqual(len(graph.nodegroups), 2)
self.assertEqual(models.Node.objects.count()-nodes_count_before, 2)
self.assertEqual(models.Edge.objects.count()-edges_count_before, 2)
self.assertEqual(models.NodeGroup.objects.count()-nodegroups_count_before, 1)
for key, edge in graph.edges.iteritems():
self.assertIsNotNone(graph.nodes[edge.domainnode_id])
self.assertIsNotNone(graph.nodes[edge.rangenode_id])
self.assertEqual(edge.domainnode, graph.nodes[edge.domainnode.pk])
self.assertEqual(edge.rangenode, graph.nodes[edge.rangenode.pk])
for key, node in graph.nodes.iteritems():
if node.istopnode:
self.assertEqual(node, self.rootNode)
appended_branch = graph.append_branch('P1', branchmetadataid=self.SINGLE_NODE_BRANCHMETADATAID)
graph.save()
self.assertEqual(len(graph.nodes), 4)
self.assertEqual(len(graph.edges), 3)
self.assertEqual(len(graph.nodegroups), 2)
self.assertEqual(models.Node.objects.count()-nodes_count_before, 3)
self.assertEqual(models.Edge.objects.count()-edges_count_before, 3)
self.assertEqual(models.NodeGroup.objects.count()-nodegroups_count_before, 1)
self.assertEqual(appended_branch.root.nodegroup,self.rootNode.nodegroup)