def test_merge_dynamic_add():
merge = translations.Merge((1, 2, 3))
def adder():
for val in (1, 2, 3):
yield val
merge.add_iterator([4])
merge.add_iterator(adder())
assert tuple(merge) == (1, 1, 2, 2, 3, 3, 4, 4, 4)
def check_merge(*sequences):
merged = list(translations.Merge(*sequences))
concatenated = [val for seq in sequences for val in seq]
assert merged == sorted(concatenated)