def test_ast_from_value_with_non_null_type_and_none():
typ = GraphQLNonNull(GraphQLInt)
with pytest.raises(GraphQLError) as exc_info:
ast_from_value(None, typ)
assert "Received Null value for a Non-Null type Int." in str(exc_info.value)
def test_ast_from_value_float_precision():
# Checking precision of float serialization
# See https://github.com/graphql-python/graphql-core/pull/164
assert ast_from_value(123456789.01234567, GraphQLFloat) == FloatValueNode(
value="123456789.01234567"
)
assert ast_from_value(1.1, GraphQLFloat) == FloatValueNode(value="1.1")
assert ast_from_value(123.0, GraphQLFloat) == FloatValueNode(value="123")
def test_ast_from_value_with_invalid_type():
with pytest.raises(TypeError) as exc_info:
ast_from_value(4, None)
assert "Unexpected input type: None." in str(exc_info.value)
def test_ast_from_value_with_graphqlid():
assert ast_from_value("12345", GraphQLID) == IntValueNode(value="12345")
def test_ast_from_value_with_undefined():
with pytest.raises(GraphQLError) as exc_info:
ast_from_value(Undefined, GraphQLInt)
assert "Received Undefined value for type Int." in str(exc_info.value)
def test_ast_from_value_with_none():
assert ast_from_value(None, GraphQLInt) == NullValueNode()
def test_ast_from_value_with_list_type_and_non_iterable_value():
assert ast_from_value(5, GraphQLList(GraphQLInt)) == IntValueNode(value="5")
def test_ast_from_value_with_input_type_and_not_mapping_value():
obj_type = StarWarsSchema.get_type("ReviewInput")
assert ast_from_value(8, obj_type) is None