def test_when_field_value_in_input_object_in_input_object_is_not_set_then_default_is_used():
Input = schema.InputObjectType(
"Input",
fields=(
schema.input_field("field0", type=schema.Int, default=42),
),
)
OuterInput = schema.InputObjectType(
"OuterInput",
fields=(
schema.input_field("value", type=Input),
),
)
Root = g.ObjectType(
"Root",
fields=(
g.field("one", type=g.Int, params=[
g.param("arg", type=OuterInput),
]),
),
)
graphql_query = """
query {
one(arg: {value: {}})
}
"""
object_query = _document_text_to_graph_query(graphql_query, query_type=Root)
assert_that(object_query.field_queries[0].args.arg, has_attrs(
value=has_attrs(
field0=42,
),
))
def test_cannot_coerce_instances_of_input_object_type_to_other_input_object_type(self):
PersonInput = schema.InputObjectType("PersonInput", fields=lambda: (
schema.input_field("name", type=schema.String),
))
UserInput = schema.InputObjectType("UserInput", fields=lambda: (
schema.input_field("name", type=schema.String),
))
self._assert_coercion_failure(UserInput, PersonInput(name="Bob"), "cannot coerce PersonInput(name='Bob') to UserInput")
def test_when_field_value_in_input_object_in_list_is_not_set_then_default_is_used(
):
Input = schema.InputObjectType(
"Input",
fields=(schema.input_field("field0", type=schema.Int, default=42), ),
)
Root = g.ObjectType(
"Root",
fields=(g.field("one",
type=g.Int,
params=[
g.param("arg", type=g.ListType(Input)),
]), ),
)
graphql_query = """
query ($value: Int!) {
one(arg: [{}])
}
"""
object_query = _document_text_to_graph_query(graphql_query,
query_type=Root)
assert_that(object_query.fields[0].args.arg,
is_sequence(has_attrs(field0=42, ), ))
def test_given_input_field_has_no_default_when_input_field_is_not_set_then_error_is_raised():
Input = schema.InputObjectType(
"Input",
fields=(
schema.input_field("field0", type=schema.Int),
),
)
error = pytest.raises(ValueError, lambda: Input())
assert_that(str(error.value), equal_to("missing value for field0"))
def test_when_passing_unknown_field_values_into_input_object_then_error_is_raised():
Input = schema.InputObjectType(
"Input",
fields=(
schema.input_field("field0", type=schema.Int),
),
)
error = pytest.raises(GraphError, lambda: Input(field0=0, field1=1))
assert_that(str(error.value), equal_to("Input has no field field1"))
def test_given_input_field_has_default_when_input_field_is_not_set_then_default_is_used():
Input = schema.InputObjectType(
"Input",
fields=(
schema.input_field("field0", type=schema.Int, default=None),
schema.input_field("field1", type=schema.Int, default=42),
),
)
input_value = Input()
assert_that(input_value, has_attrs(
field0=None,
field1=42,
))
def test_input_object_type_has_field_types_in_child_types(self):
UserInput = schema.InputObjectType("UserInput", fields=lambda: (
schema.field("name", type=schema.String),
))
collected_types = schema.collect_types((UserInput, ))
assert_that(collected_types, includes(schema.String))
def test_cannot_coerce_none_to_input_object_type(self):
UserInput = schema.InputObjectType("UserInput", fields=lambda: (
schema.input_field("name", type=schema.String),
))
self._assert_coercion_failure(UserInput, None, "cannot coerce None to UserInput")
def test_input_object_type_coerces_instances_to_same_value(self):
UserInput = schema.InputObjectType("UserInput", fields=lambda: (
schema.input_field("name", type=schema.String),
))
self._assert_coercion(UserInput, UserInput(name="Bob"), UserInput(name="Bob"))