def test_get_object_tree(instance):
root, a1, a2, a3 = instance
tree, refs = serialize.get_object_tree(root)
r = [root, a1, a2, a3]
r += [type(o) for o in r] + [dict]
assert refs == {id(o): o for o in r}
assert tree == {
'i': id(root),
't': type_id(root),
'v': {
0: 0,
'a': {
'i': id(a1),
't': type_id(a1),
'v': {
0: 0,
'b': 1,
'c': 'c',
'd': True,
'e': None}},
'b': [{'i': id(a2), 't': type_id(a2), 'v': {0: 0, 'a': 1}}, 'b', 1], # noqa: E501
'c': {
'i': tree['v']['c']['i'],
't': id(dict),
'v': {
'a': 1,
'b': [1, 2, {'i': id(a3), 't': type_id(a3), 'v': {0: 0}}]}}, # noqa: E501
'circular': {'i': id(root), 't': type_id(root), 'v': None}}}
assert json.dumps(tree)
def call_and_serialize(self, func, max_depth=0):
# XXXX: This should really only be called in a new thread (as in
# the normal case where it is called in a threadpool)
call_result = func()
serialized, refs = serialize.get_object_tree(call_result,
max_depth=max_depth)
self.objects.update(refs)
return serialized
def test_get_object_tree_shallow(instance):
root, *_ = instance
tree, refs = serialize.get_object_tree(root, max_depth=1)
assert tree == {
'i': id(root),
't': type_id(root),
'v': {
0: 0, 'a': {}, 'b': {}, 'c': {},
'circular': {'i': id(root), 't': type_id(root), 'v': None}}}
assert refs == {id(root): root, type_id(root): type(root)}
def test_ordered_dict():
b = OrderedDict()
b['b'] = 1
a = {'a': b}
tree, refs = serialize.get_object_tree(a)
assert tree == {
'i': id(a),
't': type_id(a),
'v': {'a': {
'i': id(b),
't': type_id(b),
'v': {'b': 1}}}}
def test_robot():
robot.reset()
containers.load('trough-12row', '3', 'trough')
containers.load('96-PCR-flat', '1', 'plate')
# a tip rack for our pipette
p200rack = containers.load('tiprack-200ul', '2', 'tiprack')
# create a p200 pipette on robot axis B
instruments.P300_Single(mount="left", tip_racks=[p200rack])
# Robot tree is pretty big and hard to verify
# Making sure we can serialize it into json
tree, refs = serialize.get_object_tree(robot)
def call_and_serialize(self, func, max_depth=0):
call_result = func()
serialized, refs = serialize.get_object_tree(call_result,
max_depth=max_depth)
self.objects.update(refs)
return serialized
