def test_childs_added_on_stage():
res_0, res_1 = [create_resource(str(n)) for n in range(2)]
ModelMeta.save_all_lazy()
for res in (res_0, res_1):
change.create_run(res)
res_0.connect(res_1, {'a': 'a'})
change.staged_log()
ModelMeta.save_all_lazy()
change.commit_all()
res_0.update({'a': '10'})
ModelMeta.save_all_lazy()
staged_log = change.staged_log()
assert len(staged_log) == 2
child_log_item = next(li for li in staged_log
if li.resource == res_1.name)
assert child_log_item.action == 'update'
def test_only_relevant_child_updated():
res1, res2, res3 = (
create_resource(
name, inputs={'a': '', 'b': ''}) for name in ('t1', 't2', 't3'))
res1.update({'a': '9', 'b': '10'})
res1.connect(res2, {'a': 'a'})
res1.connect(res3, {'b': 'b'})
ModelMeta.save_all_lazy()
# currently childs added as a side effect of staged log, thus we need
# to run it before commiting changes
assert set(s.resource for s in change.staged_log()) == {'t1', 't2', 't3'}
change.commit_all()
res1.update({'a': '12'})
ModelMeta.save_all_lazy()
# t3 not updated because "a" connected only to t2
assert set(s.resource for s in change.staged_log()) == {'t1', 't2'}
def test_discard_removed_with_childs_not_affected():
res1, res2, res3 = (
create_resource(
name, inputs={'a': '', 'b': ''}) for name in ('t1', 't2', 't3'))
res1.update({'a': '9', 'b': '10'})
res1.connect(res2, {'a': 'a'})
res1.connect(res3, {'b': 'b'})
ModelMeta.save_all_lazy()
change.staged_log()
change.commit_all()
res1.remove()
ModelMeta.save_all_lazy()
staged_items = change.staged_log()
assert len(staged_items) == 1
assert staged_items[0].log_action == 't1.remove'
change.discard_all()
assert not res1.to_be_removed()
assert not res2.to_be_removed()
assert not res3.to_be_removed()
assert change.staged_log() == []
def commit():
change.commit_all()
def commit():
change.commit_all()
