mirror of
https://github.com/GAM-team/GAM.git
synced 2026-07-04 21:01:36 +00:00
83 lines
3.2 KiB
Python
83 lines
3.2 KiB
Python
"""Structural tests — verify all modules import without errors."""
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import importlib
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import os
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import sys
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import pytest
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class TestAllModulesImport:
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"""Every module in gam/ should import without errors."""
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def test_gam_package_imports(self):
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"""The top-level gam package should import without circular import errors."""
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import gam
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assert hasattr(gam, 'ProcessGAMCommand')
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def test_util_modules_import(self):
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"""All util/ modules should import individually without errors."""
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util_dir = os.path.join(os.path.dirname(__file__), '..', 'src', 'gam', 'util')
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util_dir = os.path.normpath(util_dir)
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failures = []
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for f in sorted(os.listdir(util_dir)):
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if not f.endswith('.py') or f == '__init__.py':
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continue
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mod_name = f'gam.util.{f[:-3]}'
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try:
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importlib.import_module(mod_name)
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except Exception as e:
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failures.append(f'{mod_name}: {e}')
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assert not failures, "Failed to import:\n" + "\n".join(failures)
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def test_no_local_imports_in_util(self):
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"""util/ modules should not have function-scope imports from other util/ modules."""
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import re
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util_dir = os.path.join(os.path.dirname(__file__), '..', 'src', 'gam', 'util')
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util_dir = os.path.normpath(util_dir)
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KNOWN_EXCEPTIONS = set()
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violations = []
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for f in sorted(os.listdir(util_dir)):
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if not f.endswith('.py') or f == '__init__.py':
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continue
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with open(os.path.join(util_dir, f)) as fh:
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for i, line in enumerate(fh, 1):
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if re.match(r'^\s+from (util|gam\.util)\.\w+ import', line):
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text = line.strip().split('#')[0].strip()
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if (f, text) not in KNOWN_EXCEPTIONS:
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violations.append(f'{f}:{i}: {line.strip()}')
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assert not violations, (
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f"Found {len(violations)} unexpected local import(s) in util/:\n"
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+ "\n".join(violations)
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)
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def test_init_stdlib_import_count(self):
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"""Guard against stdlib import bloat creeping back into __init__.py.
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After the cleanup, __init__.py should only import the ~8 stdlib
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modules it actually uses. This test catches accidental additions.
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"""
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init_path = os.path.join(os.path.dirname(__file__), '..', 'src', 'gam', '__init__.py')
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with open(os.path.normpath(init_path)) as f:
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lines = f.readlines()
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stdlib_imports = []
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for line in lines:
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stripped = line.strip()
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if stripped.startswith('import ') and not stripped.startswith(
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('import gam', 'import gdata', 'import google', 'import httplib2',
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'import arrow', 'import distro', 'import termios')):
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stdlib_imports.append(stripped)
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# Currently 8: http.client, importlib, logging, os, platform, re, sys, types
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assert len(stdlib_imports) <= 10, (
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f"__init__.py has {len(stdlib_imports)} stdlib imports (max 10). "
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f"New stdlib imports should go in the module that uses them, "
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f"not __init__.py.\n" + "\n".join(stdlib_imports)
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)
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