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__init__.py
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__init__.pyc
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__init__.pyo
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script_helper.py
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script_helper.pyc
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script_helper.pyo
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Editing: script_helper.py
# Common utility functions used by various script execution tests # e.g. test_cmd_line, test_cmd_line_script and test_runpy import sys import os import re import os.path import tempfile import subprocess import py_compile import contextlib import shutil try: import zipfile except ImportError: # If Python is build without Unicode support, importing _io will # fail, which, in turn, means that zipfile cannot be imported # Most of this module can then still be used. pass from test.support import strip_python_stderr # Executing the interpreter in a subprocess def _assert_python(expected_success, *args, **env_vars): cmd_line = [sys.executable] if not env_vars: cmd_line.append('-E') cmd_line.extend(args) # Need to preserve the original environment, for in-place testing of # shared library builds. env = os.environ.copy() env.update(env_vars) p = subprocess.Popen(cmd_line, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env) try: out, err = p.communicate() finally: subprocess._cleanup() p.stdout.close() p.stderr.close() rc = p.returncode err = strip_python_stderr(err) if (rc and expected_success) or (not rc and not expected_success): raise AssertionError( "Process return code is %d, " "stderr follows:\n%s" % (rc, err.decode('ascii', 'ignore'))) return rc, out, err def assert_python_ok(*args, **env_vars): """ Assert that running the interpreter with `args` and optional environment variables `env_vars` is ok and return a (return code, stdout, stderr) tuple. """ return _assert_python(True, *args, **env_vars) def assert_python_failure(*args, **env_vars): """ Assert that running the interpreter with `args` and optional environment variables `env_vars` fails and return a (return code, stdout, stderr) tuple. """ return _assert_python(False, *args, **env_vars) def python_exit_code(*args): cmd_line = [sys.executable, '-E'] cmd_line.extend(args) with open(os.devnull, 'w') as devnull: return subprocess.call(cmd_line, stdout=devnull, stderr=subprocess.STDOUT) def spawn_python(*args, **kwargs): cmd_line = [sys.executable, '-E'] cmd_line.extend(args) return subprocess.Popen(cmd_line, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **kwargs) def kill_python(p): p.stdin.close() data = p.stdout.read() p.stdout.close() # try to cleanup the child so we don't appear to leak when running # with regrtest -R. p.wait() subprocess._cleanup() return data def run_python(*args, **kwargs): if __debug__: p = spawn_python(*args, **kwargs) else: p = spawn_python('-O', *args, **kwargs) stdout_data = kill_python(p) return p.wait(), stdout_data # Script creation utilities @contextlib.contextmanager def temp_dir(): dirname = tempfile.mkdtemp() dirname = os.path.realpath(dirname) try: yield dirname finally: shutil.rmtree(dirname) def make_script(script_dir, script_basename, source): script_filename = script_basename+os.extsep+'py' script_name = os.path.join(script_dir, script_filename) script_file = open(script_name, 'w') script_file.write(source) script_file.close() return script_name def compile_script(script_name): py_compile.compile(script_name, doraise=True) if __debug__: compiled_name = script_name + 'c' else: compiled_name = script_name + 'o' return compiled_name def make_zip_script(zip_dir, zip_basename, script_name, name_in_zip=None): zip_filename = zip_basename+os.extsep+'zip' zip_name = os.path.join(zip_dir, zip_filename) zip_file = zipfile.ZipFile(zip_name, 'w') if name_in_zip is None: name_in_zip = os.path.basename(script_name) zip_file.write(script_name, name_in_zip) zip_file.close() #if test.test_support.verbose: # zip_file = zipfile.ZipFile(zip_name, 'r') # print 'Contents of %r:' % zip_name # zip_file.printdir() # zip_file.close() return zip_name, os.path.join(zip_name, name_in_zip) def make_pkg(pkg_dir, init_source=''): os.mkdir(pkg_dir) make_script(pkg_dir, '__init__', init_source) def make_zip_pkg(zip_dir, zip_basename, pkg_name, script_basename, source, depth=1, compiled=False): unlink = [] init_name = make_script(zip_dir, '__init__', '') unlink.append(init_name) init_basename = os.path.basename(init_name) script_name = make_script(zip_dir, script_basename, source) unlink.append(script_name) if compiled: init_name = compile_script(init_name) script_name = compile_script(script_name) unlink.extend((init_name, script_name)) pkg_names = [os.sep.join([pkg_name]*i) for i in range(1, depth+1)] script_name_in_zip = os.path.join(pkg_names[-1], os.path.basename(script_name)) zip_filename = zip_basename+os.extsep+'zip' zip_name = os.path.join(zip_dir, zip_filename) zip_file = zipfile.ZipFile(zip_name, 'w') for name in pkg_names: init_name_in_zip = os.path.join(name, init_basename) zip_file.write(init_name, init_name_in_zip) zip_file.write(script_name, script_name_in_zip) zip_file.close() for name in unlink: os.unlink(name) #if test.test_support.verbose: # zip_file = zipfile.ZipFile(zip_name, 'r') # print 'Contents of %r:' % zip_name # zip_file.printdir() # zip_file.close() return zip_name, os.path.join(zip_name, script_name_in_zip)
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