def test_unknown_diff_on(self):
left = AggregatedList()
right = AggregatedList()
runner = AggregatedDiffRunner(left.diff(right))
with pytest.raises(Exception):
runner.register("qwerty", lambda p, i: True, lambda p: True)
def test_diff_delete(self):
left = AggregatedList()
right = AggregatedList()
left.add({'a': 1}, ["qwerty"])
diff = left.diff(right)
assert diff['insert'] == []
assert diff['update-insert'] == []
assert diff['update-delete'] == []
assert diff['delete'] == [{'params': {'a': 1}, 'items': ['qwerty']}]
def test_run_cond_false(self):
left = AggregatedList()
right = AggregatedList()
right.add({'on': 'insert'}, ["qwerty"])
runner = AggregatedDiffRunner(left.diff(right))
recorder = []
runner.register("insert", lambda p, i: recorder.append('True'),
lambda p: False)
runner.run()
assert recorder == []
def test_diff_update_insert(self):
left = AggregatedList()
right = AggregatedList()
left.add({'a': 1}, ["qwerty1"])
right.add({'a': 1}, ["qwerty1", "qwerty2"])
diff = left.diff(right)
assert diff['insert'] == []
assert diff['delete'] == []
assert diff['update-delete'] == []
assert diff['update-insert'] == [{
'items': ['qwerty2'],
'params': {
'a': 1
}
}]
def test_run(self):
left = AggregatedList()
right = AggregatedList()
# test insert
right.add({'on': 'insert'}, ["i"])
# test delete
left.add({'on': 'delete'}, ["d"])
# test update-insert
left.add({'on': 'update-insert'}, ["ui1"])
right.add({'on': 'update-insert'}, ["ui1", "ui2"])
# test update-delete
left.add({'on': 'update-delete'}, ["ud1", "ud2"])
right.add({'on': 'update-delete'}, ["ud1"])
on_insert = []
on_delete = []
on_update_insert = []
on_update_delete = []
def recorder(l):
return lambda p, i: l.append([p, i])
runner = AggregatedDiffRunner(left.diff(right))
runner.register("insert", recorder(on_insert))
runner.register("delete", recorder(on_delete))
runner.register("update-insert", recorder(on_update_insert))
runner.register("update-delete", recorder(on_update_delete))
runner.run()
assert on_insert == [[{'on': 'insert'}, ['i']]]
assert on_delete == [[{'on': 'delete'}, ['d']]]
assert on_update_insert == [[{'on': 'update-insert'}, ['ui2']]]
assert on_update_delete == [[{'on': 'update-delete'}, ['ud2']]]