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616fa3465d
* Move Lib/lib2to3/tests/ to Lib/test/test_lib2to3/. * Remove Lib/test/test_lib2to3.py. * Update imports. * all_project_files(): use different paths and sort files to make the tests more reproducible. * Update references to tests.
69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
"""Support code for test_*.py files"""
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# Author: Collin Winter
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# Python imports
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import unittest
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import os
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import os.path
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from textwrap import dedent
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# Local imports
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import lib2to3
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from lib2to3 import pytree, refactor
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from lib2to3.pgen2 import driver as pgen2_driver
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lib2to3_dir = os.path.dirname(lib2to3.__file__)
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test_dir = os.path.dirname(__file__)
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proj_dir = os.path.normpath(os.path.join(test_dir, ".."))
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grammar_path = os.path.join(lib2to3_dir, "Grammar.txt")
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grammar = pgen2_driver.load_grammar(grammar_path)
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grammar_no_print_statement = pgen2_driver.load_grammar(grammar_path)
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del grammar_no_print_statement.keywords["print"]
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driver = pgen2_driver.Driver(grammar, convert=pytree.convert)
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driver_no_print_statement = pgen2_driver.Driver(
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grammar_no_print_statement,
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convert=pytree.convert
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)
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def parse_string(string):
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return driver.parse_string(reformat(string), debug=True)
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def run_all_tests(test_mod=None, tests=None):
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if tests is None:
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tests = unittest.TestLoader().loadTestsFromModule(test_mod)
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unittest.TextTestRunner(verbosity=2).run(tests)
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def reformat(string):
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return dedent(string) + "\n\n"
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def get_refactorer(fixer_pkg="lib2to3", fixers=None, options=None):
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"""
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A convenience function for creating a RefactoringTool for tests.
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fixers is a list of fixers for the RefactoringTool to use. By default
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"lib2to3.fixes.*" is used. options is an optional dictionary of options to
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be passed to the RefactoringTool.
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"""
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if fixers is not None:
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fixers = [fixer_pkg + ".fixes.fix_" + fix for fix in fixers]
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else:
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fixers = refactor.get_fixers_from_package(fixer_pkg + ".fixes")
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options = options or {}
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return refactor.RefactoringTool(fixers, options, explicit=True)
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def _all_project_files(root, files):
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for dirpath, dirnames, filenames in os.walk(root):
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for filename in filenames:
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if not filename.endswith(".py"):
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continue
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files.append(os.path.join(dirpath, filename))
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def all_project_files():
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files = []
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_all_project_files(lib2to3_dir, files)
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_all_project_files(test_dir, files)
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# Sort to get more reproducible tests
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files.sort()
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return files
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TestCase = unittest.TestCase
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