Mercurial > hg
view tests/test-demandimport.py @ 35567:07769a04bc66
filelog: add the ability to report the user facing name
This will be used by lfs, but is probably generally useful. There are various
bits of code that reverse engineer this from the index or data file names, but
it seems better to just store it. Especially if there's experimenting with
backing storage other than revlog.
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Sun, 07 Jan 2018 15:01:59 -0500 |
parents | eddca62d9e64 |
children | b39f0fdb0338 |
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from __future__ import absolute_import, print_function from mercurial import demandimport demandimport.enable() import os import subprocess import sys # Only run if demandimport is allowed if subprocess.call(['python', '%s/hghave' % os.environ['TESTDIR'], 'demandimport']): sys.exit(80) if os.name != 'nt': try: import distutils.msvc9compiler print('distutils.msvc9compiler needs to be an immediate ' 'importerror on non-windows platforms') distutils.msvc9compiler except ImportError: pass import re rsub = re.sub def f(obj): l = repr(obj) l = rsub("0x[0-9a-fA-F]+", "0x?", l) l = rsub("from '.*'", "from '?'", l) l = rsub("'<[a-z]*>'", "'<whatever>'", l) return l import os print("os =", f(os)) print("os.system =", f(os.system)) print("os =", f(os)) from mercurial import util print("util =", f(util)) print("util.system =", f(util.system)) print("util =", f(util)) print("util.system =", f(util.system)) from mercurial import hgweb print("hgweb =", f(hgweb)) print("hgweb_mod =", f(hgweb.hgweb_mod)) print("hgweb =", f(hgweb)) import re as fred print("fred =", f(fred)) import re as remod print("remod =", f(remod)) import sys as re print("re =", f(re)) print("fred =", f(fred)) print("fred.sub =", f(fred.sub)) print("fred =", f(fred)) remod.escape # use remod print("remod =", f(remod)) print("re =", f(re)) print("re.stderr =", f(re.stderr)) print("re =", f(re)) # Test access to special attributes through demandmod proxy from mercurial import pvec as pvecproxy print("pvecproxy =", f(pvecproxy)) print("pvecproxy.__doc__ = %r" % (' '.join(pvecproxy.__doc__.split()[:3]) + ' ...')) print("pvecproxy.__name__ = %r" % pvecproxy.__name__) # __name__ must be accessible via __dict__ so the relative imports can be # resolved print("pvecproxy.__dict__['__name__'] = %r" % pvecproxy.__dict__['__name__']) print("pvecproxy =", f(pvecproxy)) import contextlib print("contextlib =", f(contextlib)) try: from contextlib import unknownattr print('no demandmod should be created for attribute of non-package ' 'module:\ncontextlib.unknownattr =', f(unknownattr)) except ImportError as inst: print('contextlib.unknownattr = ImportError: %s' % rsub(r"'", '', str(inst))) # Unlike the import statement, __import__() function should not raise # ImportError even if fromlist has an unknown item # (see Python/import.c:import_module_level() and ensure_fromlist()) contextlibimp = __import__('contextlib', globals(), locals(), ['unknownattr']) print("__import__('contextlib', ..., ['unknownattr']) =", f(contextlibimp)) print("hasattr(contextlibimp, 'unknownattr') =", util.safehasattr(contextlibimp, 'unknownattr')) demandimport.disable() os.environ['HGDEMANDIMPORT'] = 'disable' # this enable call should not actually enable demandimport! demandimport.enable() from mercurial import node print("node =", f(node))