/Lib/lib2to3/tests/support.py
http://unladen-swallow.googlecode.com/ · Python · 63 lines · 42 code · 11 blank · 10 comment · 9 complexity · a6fa869036ac2d67729bfaef53816ea8 MD5 · raw file
- """Support code for test_*.py files"""
- # Author: Collin Winter
- # Python imports
- import unittest
- import sys
- import os
- import os.path
- import re
- from textwrap import dedent
- #sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
- # Local imports
- from .. import pytree
- from .. import refactor
- from ..pgen2 import driver
- test_dir = os.path.dirname(__file__)
- proj_dir = os.path.normpath(os.path.join(test_dir, ".."))
- grammar_path = os.path.join(test_dir, "..", "Grammar.txt")
- grammar = driver.load_grammar(grammar_path)
- driver = driver.Driver(grammar, convert=pytree.convert)
- def parse_string(string):
- return driver.parse_string(reformat(string), debug=True)
- # Python 2.3's TestSuite is not iter()-able
- if sys.version_info < (2, 4):
- def TestSuite_iter(self):
- return iter(self._tests)
- unittest.TestSuite.__iter__ = TestSuite_iter
- def run_all_tests(test_mod=None, tests=None):
- if tests is None:
- tests = unittest.TestLoader().loadTestsFromModule(test_mod)
- unittest.TextTestRunner(verbosity=2).run(tests)
- def reformat(string):
- return dedent(string) + "\n\n"
- def get_refactorer(fixers=None, options=None):
- """
- A convenience function for creating a RefactoringTool for tests.
- fixers is a list of fixers for the RefactoringTool to use. By default
- "lib2to3.fixes.*" is used. options is an optional dictionary of options to
- be passed to the RefactoringTool.
- """
- if fixers is not None:
- fixers = ["lib2to3.fixes.fix_" + fix for fix in fixers]
- else:
- fixers = refactor.get_fixers_from_package("lib2to3.fixes")
- options = options or {}
- return refactor.RefactoringTool(fixers, options, explicit=True)
- def all_project_files():
- for dirpath, dirnames, filenames in os.walk(proj_dir):
- for filename in filenames:
- if filename.endswith(".py"):
- yield os.path.join(dirpath, filename)
- TestCase = unittest.TestCase