mirror of
https://github.com/TheAlgorithms/Python.git
synced 2024-11-24 05:21:09 +00:00
68 lines
2.6 KiB
Python
68 lines
2.6 KiB
Python
|
#!/usr/bin/env python3
|
||
|
|
import importlib.util
|
||
|
|
import json
|
||
|
|
import pathlib
|
||
|
|
from types import ModuleType
|
||
|
|
from typing import Generator
|
||
|
|
|
||
|
|
import pytest
|
||
|
|
|
||
|
|
PROJECT_EULER_DIR_PATH = pathlib.Path.cwd().joinpath("project_euler")
|
||
|
|
PROJECT_EULER_ANSWERS_PATH = PROJECT_EULER_DIR_PATH.joinpath(
|
||
|
|
"project_euler_answers.json"
|
||
|
|
)
|
||
|
|
|
||
|
|
with open(PROJECT_EULER_ANSWERS_PATH) as file_handle:
|
||
|
|
PROBLEM_ANSWERS = json.load(file_handle)
|
||
|
|
|
||
|
|
error_msgs = []
|
||
|
|
|
||
|
|
|
||
|
|
def generate_solution_modules(
|
||
|
|
dir_path: pathlib.Path,
|
||
|
|
) -> Generator[ModuleType, None, None]:
|
||
|
|
# Iterating over every file or directory
|
||
|
|
for file_path in dir_path.iterdir():
|
||
|
|
if file_path.suffix != ".py" or file_path.name.startswith(("_", "test")):
|
||
|
|
continue
|
||
|
|
# Importing the source file through the given path
|
||
|
|
# https://docs.python.org/3/library/importlib.html#importing-a-source-file-directly
|
||
|
|
spec = importlib.util.spec_from_file_location(file_path.name, str(file_path))
|
||
|
|
module = importlib.util.module_from_spec(spec)
|
||
|
|
spec.loader.exec_module(module)
|
||
|
|
yield module
|
||
|
|
|
||
|
|
|
||
|
|
@pytest.mark.parametrize("problem_number, expected", PROBLEM_ANSWERS)
|
||
|
|
def test_project_euler(subtests, problem_number: int, expected: str):
|
||
|
|
problem_dir = PROJECT_EULER_DIR_PATH.joinpath(f"problem_{problem_number:02}")
|
||
|
|
# Check if the problem directory exist. If not, then skip.
|
||
|
|
if problem_dir.is_dir():
|
||
|
|
for solution_module in generate_solution_modules(problem_dir):
|
||
|
|
# All the tests in a loop is considered as one test by pytest so, use
|
||
|
|
# subtests to make sure all the subtests are considered as different.
|
||
|
|
with subtests.test(
|
||
|
|
msg=f"Problem {problem_number} tests", solution_module=solution_module
|
||
|
|
):
|
||
|
|
try:
|
||
|
|
answer = str(solution_module.solution())
|
||
|
|
assert answer == expected, f"Expected {expected} but got {answer}"
|
||
|
|
except (AssertionError, AttributeError, TypeError) as err:
|
||
|
|
error_msgs.append(
|
||
|
|
f"problem_{problem_number}/{solution_module.__name__}: {err}"
|
||
|
|
)
|
||
|
|
raise # We still want pytest to know that this test failed
|
||
|
|
else:
|
||
|
|
pytest.skip(f"Solution {problem_number} does not exist yet.")
|
||
|
|
|
||
|
|
|
||
|
|
# Run this function at the end of all the tests
|
||
|
|
# https://stackoverflow.com/a/52873379
|
||
|
|
@pytest.fixture(scope="session", autouse=True)
|
||
|
|
def custom_print_message(request):
|
||
|
|
def print_error_messages():
|
||
|
|
if error_msgs:
|
||
|
|
print("\n" + "\n".join(error_msgs))
|
||
|
|
|
||
|
|
request.addfinalizer(print_error_messages)
|