def test_should_fail_when_appending(self):
# given
lst = TypedList((int,), *[1, 2, 3])
# then
with pytest.raises(TypeError) as _:
lst.append("4")
def test_should_fail_when_inserting_items(self):
# given
oktypes = (int,)
lst = TypedList(oktypes)
# then
with pytest.raises(TypeError) as _:
lst.insert(0, "1")
def test_should_append_items(self):
# given
lst = TypedList((int,), *[1, 2, 3])
# when
lst.append(4)
# then
assert len(lst) == 4
assert 4 in lst
def test_should_sort_list(self):
# given
lst = TypedList((int,), *[3, 5, 1, 8])
# when
lst.sort(key=lambda el: el)
# then
sorted_lst = TypedList((int,), *[1, 3, 5, 8])
assert lst == sorted_lst
def test_should_safe_remove_items(self, _type, _init, _del, _result):
# given
lst = TypedList((_type,), *_init)
# when
lst.safe_remove(_del)
# then
result = TypedList((_type,), *_result)
assert lst == result
def test_should_insert_items(self):
# given
oktypes = (int,)
lst = TypedList(oktypes)
# when
lst.insert(0, 1)
lst.insert(1, 2)
# then
assert len(lst) == 2
def test_should_fail_when_prepopulating_list(self):
# given
oktypes = (int,)
elems = [1, 2, "3"]
# when
with pytest.raises(TypeError) as _:
TypedList(oktypes, *elems)
def test_should_delete_item(self):
# given
lst = TypedList((int,), *[1, 2, 3])
# when
del lst[0]
# then
assert len(lst) == 2
assert 1 not in lst
def test_should_getitem(self):
# given
oktypes = (int,)
elems = [1, 2, 3]
# when
lst = TypedList(oktypes, *elems)
# then
assert lst[0] == 1
assert lst[1] == 2
assert lst[2] == 3
def test_should_prepopulate_list(self):
# given
oktypes = (int,)
elems = [1, 2, 3]
# when
lst = TypedList(oktypes, *elems)
# then
assert len(lst) == 3
for el in elems:
assert el in lst
def test_should_extend_list(self):
# given
lst1 = TypedList((int,), *[1, 2, 3])
lst2 = TypedList((int,), *[4, 5])
# when
lst1.extend(lst2)
# then
extended = TypedList((int,), *[1, 2, 3, 4, 5])
assert lst1 == extended
def test_should_extend_list(self):
# given
lst1 = TypedList(*[1, 2, 3], oktypes=(int, ))
lst2 = TypedList(*[4, 5], oktypes=(int, ))
# when
lst1.extend(lst2)
# then
extended = TypedList(*[1, 2, 3, 4, 5], oktypes=(int, ))
assert lst1 == extended
def test_should_initialize_empty_int_list(self):
assert len(TypedList(int)) is 0