def test_transform_value_in_tuple():
valuespec = vs.Tuple(elements=[
vs.Transform(
vs.TextInput(),
forth=lambda x: x if x == "lala" else x.upper(),
back=lambda x: x + "aaa",
),
vs.Transform(
vs.TextInput(),
forth=lambda x: x if x == "lala" else x.upper(),
back=lambda x: x + "aaa",
),
])
assert valuespec.transform_value(("lala", "AAA")) == ("lalaaaa", "AAAaaa")
def test_transform_value_with_transform_vs():
valuespec = vs.Transform(
vs.TextInput(),
forth=lambda x: x if x == "lala" else x.upper(),
back=lambda x: x + "aaa",
)
assert valuespec.transform_value("lala") == "lalaaaa"
assert valuespec.transform_value("AAA") == "AAAaaa"
def test_transform_value_in_dict():
valuespec = vs.Dictionary(elements=[
("a",
vs.Transform(
vs.TextInput(),
forth=lambda x: x if x == "lala" else x.upper(),
back=lambda x: x + "aaa",
)),
])
assert valuespec.transform_value({"a": "lala"}) == {"a": "lalaaaa"}
assert valuespec.transform_value({"a": "AAA"}) == {"a": "AAAaaa"}
def test_transform_value_in_cascading_dropdown():
valuespec = vs.CascadingDropdown(choices=[
("a", "Title a", vs.TextInput()),
("b", "Title b",
vs.Transform(
vs.TextInput(),
forth=lambda x: x if x == "lala" else x.upper(),
back=lambda x: x + "aaa",
)),
])
assert valuespec.transform_value(("a", "abc")) == ("a", "abc")
assert valuespec.transform_value(("b", "lala")) == ("b", "lalaaaa")
assert valuespec.transform_value(("b", "AAA")) == ("b", "AAAaaa")
def test_transform_value_and_json():
# before all keys where upper case, then we decided to move to lower case,
# but want to keep compatibility with old values saved in the config
valuespec = vs.Transform(
vs.Dictionary(elements=[
("key1", vs.TextInput()),
]),
forth=lambda x: {k.lower(): v
for k, v in x.items()},
)
assert valuespec.transform_value({"KEY1": "value1"}) == {"key1": "value1"}
assert valuespec.value_to_json({"KEY1": "value1"}) == {"key1": "value1"}
assert valuespec.value_from_json({"key1": "value1"}) == {"key1": "value1"}
def test_transform_value(self) -> None:
opt_vs = vs.Optional(valuespec=vs.Transform(
valuespec=vs.Dictionary(elements=[
("a", vs.TextInput()),
("b", vs.Age()),
]),
forth=lambda p:
{k: v + 10 if k == "b" else v
for k, v in p.items()},
))
assert opt_vs.transform_value(None) is None
assert opt_vs.transform_value({
"a": "text",
"b": 10
}) == {
"a": "text",
"b": 20
}
