| # -*- coding: utf-8 -*- | |
| # Distributed under the (new) BSD License. See LICENSE.txt for more info. | |
| """ Functionality used for testing. This code itself is not covered in tests. | |
| """ | |
| import os | |
| import sys | |
| import pytest | |
| # Get root dir | |
| THIS_DIR = os.path.abspath(os.path.dirname(__file__)) | |
| ROOT_DIR = THIS_DIR | |
| for i in range(9): | |
| ROOT_DIR = os.path.dirname(ROOT_DIR) | |
| if os.path.isfile(os.path.join(ROOT_DIR, ".gitignore")): | |
| break | |
| # Functions to use from invoke tasks | |
| def test_unit(cov_report="term"): | |
| """Run all unit tests. Returns exit code.""" | |
| orig_dir = os.getcwd() | |
| os.chdir(ROOT_DIR) | |
| try: | |
| _clear_imageio() | |
| _enable_faulthandler() | |
| return pytest.main( | |
| [ | |
| "-v", | |
| "--cov", | |
| "imageio", | |
| "--cov-config", | |
| ".coveragerc", | |
| "--cov-report", | |
| cov_report, | |
| "tests", | |
| ] | |
| ) | |
| finally: | |
| os.chdir(orig_dir) | |
| import imageio | |
| print("Tests were performed on", str(imageio)) | |
| # Requirements | |
| def _enable_faulthandler(): | |
| """Enable faulthandler (if we can), so that we get tracebacks | |
| on segfaults. | |
| """ | |
| try: | |
| import faulthandler | |
| faulthandler.enable() | |
| print("Faulthandler enabled") | |
| except Exception: | |
| print("Could not enable faulthandler") | |
| def _clear_imageio(): | |
| # Remove ourselves from sys.modules to force an import | |
| for key in list(sys.modules.keys()): | |
| if key.startswith("imageio"): | |
| del sys.modules[key] | |