class ChildStruct(ParentStruct):
child_field = Float()
class ChildStruct(ParentStruct):
parent_field = Float()
class AnObject(Struct):
text = String(name="alt_name")
numeric = Float(nullable=False)
class TestArrayFieldValidateOnValue:
@staticmethod
@pytest.mark.parametrize(
"array_field, value, expected_error_message",
[
pytest.param(Array(Float()), {},
"Value for an array must be a sequence, not 'dict'",
id="array-is-not-a-sequence"),
pytest.param(
Array(Float()),
[3.5, "string"],
"Value 'string' has invalid type 'str'. Allowed types are: 'float'",
id="element-value-of-wrong-type",
),
pytest.param(
Array(Float(nullable=False)),
[None],
"Encountered None value in array, but the element field of this array is specified as non-nullable",
id="null-element-in-unnamed-array-that-accepts-nonnull-only",
),
],
)
def should_raise_validation_error_when(array_field, value,
expected_error_message):
# given, when, then
with pytest.raises(FieldValueValidationError,
match=re.escape(expected_error_message)):
array_field._validate_on_value(value)
@staticmethod
@pytest.mark.parametrize(
"array_field, value, expected_error",
[
pytest.param(
Array(String(), name="name_of_array_field"),
None,
does_not_raise(),
id="array-of-nullable-elements-should-accept-none",
),
pytest.param(
Array(String(), name="name_of_array_field"),
"this is a string value",
pytest.raises(
FieldValueValidationError,
match=re.escape(
"Value for an array must not be a string. Found value 'this is a string value'. Did you mean "
"to use a list of strings?"),
),
id="string-array-should-reject-non-sequence",
),
pytest.param(
Array(Float(), name="name_of_array_field"),
3.5,
pytest.raises(
FieldValueValidationError,
match=re.escape(
"Value for an array must be a sequence, not 'float'")),
id="float-array-should-reject-non-sequence",
),
pytest.param(
Array(Float(nullable=False), name="name_of_array_field"),
[None],
pytest.raises(
FieldValueValidationError,
match=re.escape(
"Encountered None value in array, but the element field of this array is specified as "
"non-nullable (array field name = 'name_of_array_field')"
),
),
id=
"float-array-of-non-nullable-elements-should-reject-null-element",
),
],
)
def test_arrays_should_be_handled_correctly(array_field: Array, value,
expected_error):
# given, when, then
with expected_error:
array_field._validate_on_value(value)
class AnObject(Struct):
text_field = String(name="explicit_text_name")
numeric_field = Float(name="explicit_numeric_name")
class AnObject(Struct):
text_sequence = Array(String())
float_sequence = Array(Float())
class AnObject(Struct):
text = String(nullable=False)
numeric = Float()
class AnObject(Struct):
text = String(name="alt_name")
numeric = Float()
class User(Struct):
id = String(nullable=False)
age = Float()
full_name = String(name="name")
