python-rpm-generators/tests/test_scripts_pythonbundles.py

120 lines
4.2 KiB
Python

# Run tests using pytest, e.g. from the root directory
# $ python3 -m pytest --ignore tests/testing/ -vvv
#
# Requirements for this script:
# - Python >= 3.6
# - pytest
import pathlib
import pytest
import random
import sys
import subprocess
PYTHONBUNDLES = pathlib.Path(__file__).parent / '..' / 'pythonbundles.py'
TEST_DATA = pathlib.Path(__file__).parent / 'data' / 'scripts_pythonbundles'
def run_pythonbundles(*args, success=True):
"""
Runs pythonbundles.py with given command line arguments
Arguments:
*args: Shell arguments passed to the script
success:
- true-ish: assert return code is 0 (default)
- false-ish (excluding None): assert return code is not 0
- None: don't assert return code value
"""
cp = subprocess.run((sys.executable, PYTHONBUNDLES, *args), encoding='utf-8',
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
if success:
assert cp.returncode == 0, cp.stderr
elif success is not None:
assert cp.returncode != 0, cp.stdout
return cp
projects = pytest.mark.parametrize('project', ('pkg_resources', 'pip', 'pipenv', 'setuptools'))
@projects
def test_output_consistency(project):
cp = run_pythonbundles(TEST_DATA / f'{project}.in')
expected = (TEST_DATA / f'{project}.out').read_text()
assert cp.stdout == expected, cp.stdout
assert cp.stderr == '', cp.stderr
@pytest.mark.parametrize('namespace', ('python2dist', 'python3.11dist', 'pypy2.7dist'))
@projects
def test_namespace(project, namespace):
cp = run_pythonbundles(TEST_DATA / f'{project}.in', f'--namespace={namespace}')
expected = (TEST_DATA / f'{project}.out').read_text().replace('python3dist', namespace)
assert cp.stdout == expected, cp.stdout
assert cp.stderr == '', cp.stderr
@projects
def test_compare_with_identical(project):
expected = (TEST_DATA / f'{project}.out').read_text()
cp = run_pythonbundles(TEST_DATA / f'{project}.in', '--compare-with', expected)
assert cp.stdout == '', cp.stdout
assert cp.stderr == '', cp.stderr
@projects
def test_compare_with_shuffled(project):
expected = (TEST_DATA / f'{project}.out').read_text()
lines = expected.splitlines()
# some extra whitespace and comments
lines[0] = f' {lines[0]} '
lines.extend([''] * 3)
lines.append('# this is a comment on a single line')
random.shuffle(lines)
shuffled = '\n'.join(lines)
cp = run_pythonbundles(TEST_DATA / f'{project}.in', '--compare-with', shuffled)
assert cp.stdout == '', cp.stdout
assert cp.stderr == '', cp.stderr
@projects
def test_compare_with_missing(project):
expected = (TEST_DATA / f'{project}.out').read_text()
lines = expected.splitlines()
missing = lines[0]
del lines[0]
shorter = '\n'.join(lines)
cp = run_pythonbundles(TEST_DATA / f'{project}.in', '--compare-with', shorter, success=False)
assert cp.stdout == '', cp.stdout
assert cp.stderr == f'Missing expected provides:\n - {missing}\n', cp.stderr
@projects
def test_compare_with_unexpected(project):
expected = (TEST_DATA / f'{project}.out').read_text()
unexpected = 'Provides: bundled(python3dist(brainfuck)) = 6.6.6'
longer = f'{expected}{unexpected}\n'
cp = run_pythonbundles(TEST_DATA / f'{project}.in', '--compare-with', longer, success=False)
assert cp.stdout == '', cp.stdout
assert cp.stderr == f'Redundant unexpected provides:\n + {unexpected}\n', cp.stderr
combo_order = pytest.mark.parametrize('projects', ['pkg_resources-setuptools', 'setuptools-pkg_resources'])
@combo_order
def test_multiple_vendor_files_output(projects):
cp = run_pythonbundles(*(TEST_DATA / f'{p}.in' for p in projects.split('-')))
expected = (TEST_DATA / 'pkg_resources_setuptools.out').read_text()
assert cp.stdout == expected, cp.stdout
assert cp.stderr == '', cp.stderr
@combo_order
def test_multiple_vendor_files_compare_with(projects):
expected = (TEST_DATA / 'pkg_resources_setuptools.out').read_text()
cp = run_pythonbundles(*(TEST_DATA / f'{p}.in' for p in projects.split('-')),
'--compare-with', expected)
assert cp.stdout == '', cp.stdout
assert cp.stderr == '', cp.stderr