test.test_dep_definition_functions

Complexity

Total Complexity

3

Size/Duplication

Total Lines	29
Duplicated Lines	0 %

Importance

Changes

0

2 Functions

Rating	Name	Duplication	Size	Complexity
A	test_functions_that_are_typed_can_be_used_by_a_container()	0	7	1
A	test_functions_that_are_not_typed_raise_an_error()	0	6	2

from dataclasses import dataclass

import pytest

from lagom import Singleton, Construction, Container
from lagom.decorators import dependency_definition
from lagom.exceptions import InvalidDependencyDefinition

@dataclass
class MyComplexDep:
    some_number: int


def test_functions_that_are_typed_can_be_used_by_a_container(container: Container):

    @dependency_definition(container)
    def my_constructor() -> MyComplexDep:
        return MyComplexDep(some_number=5)

    assert container[MyComplexDep] == MyComplexDep(some_number=5)


def test_functions_that_are_not_typed_raise_an_error(container: Container):

    with pytest.raises(SyntaxError):
        @dependency_definition(container)
        def my_constructor():
            return MyComplexDep(some_number=5)