mirror of https://github.com/python/cpython
260 lines
6.8 KiB
Python
260 lines
6.8 KiB
Python
# Test packages (dotted-name import)
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import sys, os, tempfile, traceback
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from os import mkdir, rmdir, extsep # Can't test if these fail
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del mkdir, rmdir
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from test.test_support import verify, verbose, TestFailed
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# Helpers to create and destroy hierarchies.
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def mkhier(root, descr):
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if not os.path.isdir(root):
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mkdir(root)
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for name, contents in descr:
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comps = name.split()
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fullname = root
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for c in comps:
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fullname = os.path.join(fullname, c)
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if contents is None:
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mkdir(fullname)
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else:
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if verbose: print("write", fullname)
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f = open(fullname, "w")
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f.write(contents)
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if contents and contents[-1] != '\n':
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f.write('\n')
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f.close()
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def mkdir(x):
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if verbose: print("mkdir", x)
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os.mkdir(x)
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def cleanout(root):
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names = os.listdir(root)
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for name in names:
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fullname = os.path.join(root, name)
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if os.path.isdir(fullname) and not os.path.islink(fullname):
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cleanout(fullname)
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else:
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os.remove(fullname)
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rmdir(root)
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def rmdir(x):
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if verbose: print("rmdir", x)
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os.rmdir(x)
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def fixdir(lst):
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try:
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lst.remove('__builtins__')
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except ValueError:
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pass
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return lst
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# Helper to run a test
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def runtest(hier, code):
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root = tempfile.mkdtemp()
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mkhier(root, hier)
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savepath = sys.path[:]
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fd, fname = tempfile.mkstemp(text=True)
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os.write(fd, code)
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os.close(fd)
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try:
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sys.path.insert(0, root)
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if verbose: print("sys.path =", sys.path)
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try:
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execfile(fname, globals(), {})
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except:
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traceback.print_exc(file=sys.stdout)
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finally:
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sys.path[:] = savepath
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os.unlink(fname)
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try:
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cleanout(root)
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except (os.error, IOError):
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pass
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# Test descriptions
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tests = [
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("t1", [("t1", None), ("t1 __init__"+os.extsep+"py", "")], "import t1"),
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("t2", [
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("t2", None),
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("t2 __init__"+os.extsep+"py", "'doc for t2'; print(__name__, 'loading')"),
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("t2 sub", None),
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("t2 sub __init__"+os.extsep+"py", ""),
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("t2 sub subsub", None),
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("t2 sub subsub __init__"+os.extsep+"py", "print(__name__, 'loading'); spam = 1"),
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],
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"""
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import t2
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print(t2.__doc__)
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import t2.sub
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import t2.sub.subsub
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print(t2.__name__, t2.sub.__name__, t2.sub.subsub.__name__)
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import t2
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from t2 import *
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print(dir())
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from t2 import sub
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from t2.sub import subsub
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from t2.sub.subsub import spam
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print(sub.__name__, subsub.__name__)
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print(sub.subsub.__name__)
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print(dir())
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import t2.sub
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import t2.sub.subsub
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print(t2.__name__, t2.sub.__name__, t2.sub.subsub.__name__)
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from t2 import *
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print(dir())
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"""),
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("t3", [
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("t3", None),
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("t3 __init__"+os.extsep+"py", "print(__name__, 'loading')"),
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("t3 sub", None),
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("t3 sub __init__"+os.extsep+"py", ""),
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("t3 sub subsub", None),
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("t3 sub subsub __init__"+os.extsep+"py", "print(__name__, 'loading'); spam = 1"),
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],
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"""
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import t3.sub.subsub
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print(t3.__name__, t3.sub.__name__, t3.sub.subsub.__name__)
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reload(t3)
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reload(t3.sub)
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reload(t3.sub.subsub)
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"""),
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("t4", [
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("t4"+os.extsep+"py", "print('THIS SHOULD NOT BE PRINTED (t4"+os.extsep+"py)')"),
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("t4", None),
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("t4 __init__"+os.extsep+"py", "print(__name__, 'loading')"),
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("t4 sub"+os.extsep+"py", "print('THIS SHOULD NOT BE PRINTED (sub"+os.extsep+"py)')"),
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("t4 sub", None),
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("t4 sub __init__"+os.extsep+"py", ""),
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("t4 sub subsub"+os.extsep+"py", "print('THIS SHOULD NOT BE PRINTED (subsub"+os.extsep+"py)')"),
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("t4 sub subsub", None),
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("t4 sub subsub __init__"+os.extsep+"py", "print(__name__, 'loading'); spam = 1"),
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],
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"""
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from t4.sub.subsub import *
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print("t4.sub.subsub.spam =", spam)
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"""),
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("t5", [
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("t5", None),
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("t5 __init__"+os.extsep+"py", "import t5.foo"),
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("t5 string"+os.extsep+"py", "print(__name__, 'loading'); spam = 1"),
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("t5 foo"+os.extsep+"py",
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"print(__name__, 'loading'); from . import string; print(string.spam)"),
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],
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"""
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import t5
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from t5 import *
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print(dir())
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import t5
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print(fixdir(dir(t5)))
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print(fixdir(dir(t5.foo)))
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print(fixdir(dir(t5.string)))
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"""),
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("t6", [
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("t6", None),
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("t6 __init__"+os.extsep+"py", "__all__ = ['spam', 'ham', 'eggs']"),
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("t6 spam"+os.extsep+"py", "print(__name__, 'loading')"),
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("t6 ham"+os.extsep+"py", "print(__name__, 'loading')"),
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("t6 eggs"+os.extsep+"py", "print(__name__, 'loading')"),
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],
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"""
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import t6
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print(fixdir(dir(t6)))
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from t6 import *
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print(fixdir(dir(t6)))
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print(dir())
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"""),
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("t7", [
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("t7"+os.extsep+"py", "print('Importing t7"+os.extsep+"py')"),
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("t7", None),
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("t7 __init__"+os.extsep+"py", "print(__name__, 'loading')"),
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("t7 sub"+os.extsep+"py", "print('THIS SHOULD NOT BE PRINTED (sub"+os.extsep+"py)')"),
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("t7 sub", None),
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("t7 sub __init__"+os.extsep+"py", ""),
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("t7 sub subsub"+os.extsep+"py", "print('THIS SHOULD NOT BE PRINTED (subsub"+os.extsep+"py)')"),
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("t7 sub subsub", None),
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("t7 sub subsub __init__"+os.extsep+"py", "print(__name__, 'loading'); spam = 1"),
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],
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"""
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t7, sub, subsub = None, None, None
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import t7 as tas
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print(fixdir(dir(tas)))
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verify(not t7)
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from t7 import sub as subpar
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print(fixdir(dir(subpar)))
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verify(not t7 and not sub)
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from t7.sub import subsub as subsubsub
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print(fixdir(dir(subsubsub)))
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verify(not t7 and not sub and not subsub)
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from t7.sub.subsub import spam as ham
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print("t7.sub.subsub.spam =", ham)
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verify(not t7 and not sub and not subsub)
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"""),
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]
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nontests = [
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("x5", [], ("import a" + ".a"*400)),
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("x6", [], ("import a" + ".a"*499)),
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("x7", [], ("import a" + ".a"*500)),
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("x8", [], ("import a" + ".a"*1100)),
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("x9", [], ("import " + "a"*400)),
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("x10", [], ("import " + "a"*500)),
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("x11", [], ("import " + "a"*998)),
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("x12", [], ("import " + "a"*999)),
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("x13", [], ("import " + "a"*999)),
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("x14", [], ("import " + "a"*2000)),
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]
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"""XXX Things to test
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import package without __init__
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import package with __init__
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__init__ importing submodule
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__init__ importing global module
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__init__ defining variables
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submodule importing other submodule
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submodule importing global module
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submodule import submodule via global name
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from package import submodule
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from package import subpackage
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from package import variable (defined in __init__)
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from package import * (defined in __init__)
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"""
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# Run the tests
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args = []
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if __name__ == '__main__':
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args = sys.argv[1:]
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if args and args[0] == '-q':
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verbose = 0
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del args[0]
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for name, hier, code in tests:
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if args and name not in args:
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print("skipping test", name)
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continue
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print("running test", name)
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runtest(hier, code)
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# Test
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import sys
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import imp
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try:
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import sys.imp
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except ImportError:
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# This is what we expect
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pass
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else:
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raise TestFailed, "No ImportError exception on 'import sys.imp'"
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