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- source = '''# line 1
- 'A module docstring.'
-
- import sys, inspect
- # line 5
-
- # line 7
- def spam(a, b, c, d=3, (e, (f,))=(4, (5,)), *g, **h):
- eggs(b + d, c + f)
-
- # line 11
- def eggs(x, y):
- "A docstring."
- global fr, st
- fr = inspect.currentframe()
- st = inspect.stack()
- p = x
- q = y / 0
-
- # line 20
- class StupidGit:
- """A longer,
-
- indented
-
- docstring."""
- # line 27
-
- def abuse(self, a, b, c):
- """Another
-
- \tdocstring
-
- containing
-
- \ttabs
- \t
- """
- self.argue(a, b, c)
- # line 40
- def argue(self, a, b, c):
- try:
- spam(a, b, c)
- except:
- self.ex = sys.exc_info()
- self.tr = inspect.trace()
-
- # line 48
- class MalodorousPervert(StupidGit):
- pass
-
- class ParrotDroppings:
- pass
-
- class FesteringGob(MalodorousPervert, ParrotDroppings):
- pass
- '''
-
- # Functions tested in this suite:
- # ismodule, isclass, ismethod, isfunction, istraceback, isframe, iscode,
- # isbuiltin, isroutine, getmembers, getdoc, getfile, getmodule,
- # getsourcefile, getcomments, getsource, getclasstree, getargspec,
- # getargvalues, formatargspec, formatargvalues, currentframe, stack, trace
-
- from test_support import TestFailed, TESTFN
- import sys, imp, os, string
-
- def test(assertion, message, *args):
- if not assertion:
- raise TestFailed, message % args
-
- import inspect
-
- file = open(TESTFN, 'w')
- file.write(source)
- file.close()
-
- # Note that load_source creates file TESTFN+'c' or TESTFN+'o'.
- mod = imp.load_source('testmod', TESTFN)
- files_to_clean_up = [TESTFN, TESTFN + 'c', TESTFN + 'o']
-
- def istest(func, exp):
- obj = eval(exp)
- test(func(obj), '%s(%s)' % (func.__name__, exp))
- for other in [inspect.isbuiltin, inspect.isclass, inspect.iscode,
- inspect.isframe, inspect.isfunction, inspect.ismethod,
- inspect.ismodule, inspect.istraceback]:
- if other is not func:
- test(not other(obj), 'not %s(%s)' % (other.__name__, exp))
-
- git = mod.StupidGit()
- try:
- 1/0
- except:
- tb = sys.exc_traceback
-
- istest(inspect.isbuiltin, 'sys.exit')
- istest(inspect.isbuiltin, '[].append')
- istest(inspect.isclass, 'mod.StupidGit')
- istest(inspect.iscode, 'mod.spam.func_code')
- istest(inspect.isframe, 'tb.tb_frame')
- istest(inspect.isfunction, 'mod.spam')
- istest(inspect.ismethod, 'mod.StupidGit.abuse')
- istest(inspect.ismethod, 'git.argue')
- istest(inspect.ismodule, 'mod')
- istest(inspect.istraceback, 'tb')
- test(inspect.isroutine(mod.spam), 'isroutine(mod.spam)')
- test(inspect.isroutine([].count), 'isroutine([].count)')
-
- classes = inspect.getmembers(mod, inspect.isclass)
- test(classes ==
- [('FesteringGob', mod.FesteringGob),
- ('MalodorousPervert', mod.MalodorousPervert),
- ('ParrotDroppings', mod.ParrotDroppings),
- ('StupidGit', mod.StupidGit)], 'class list')
- tree = inspect.getclasstree(map(lambda x: x[1], classes), 1)
- test(tree ==
- [(mod.ParrotDroppings, ()),
- (mod.StupidGit, ()),
- [(mod.MalodorousPervert, (mod.StupidGit,)),
- [(mod.FesteringGob, (mod.MalodorousPervert, mod.ParrotDroppings))
- ]
- ]
- ], 'class tree')
-
- functions = inspect.getmembers(mod, inspect.isfunction)
- test(functions == [('eggs', mod.eggs), ('spam', mod.spam)], 'function list')
-
- test(inspect.getdoc(mod) == 'A module docstring.', 'getdoc(mod)')
- test(inspect.getcomments(mod) == '# line 1\n', 'getcomments(mod)')
- test(inspect.getmodule(mod.StupidGit) == mod, 'getmodule(mod.StupidGit)')
- test(inspect.getfile(mod.StupidGit) == TESTFN, 'getfile(mod.StupidGit)')
- test(inspect.getsourcefile(mod.spam) == TESTFN, 'getsourcefile(mod.spam)')
- test(inspect.getsourcefile(git.abuse) == TESTFN, 'getsourcefile(git.abuse)')
-
- def sourcerange(top, bottom):
- lines = string.split(source, '\n')
- return string.join(lines[top-1:bottom], '\n') + '\n'
-
- test(inspect.getsource(git.abuse) == sourcerange(29, 39),
- 'getsource(git.abuse)')
- test(inspect.getsource(mod.StupidGit) == sourcerange(21, 46),
- 'getsource(mod.StupidGit)')
- test(inspect.getdoc(mod.StupidGit) ==
- 'A longer,\n\nindented\n\ndocstring.', 'getdoc(mod.StupidGit)')
- test(inspect.getdoc(git.abuse) ==
- 'Another\n\ndocstring\n\ncontaining\n\ntabs\n\n', 'getdoc(git.abuse)')
- test(inspect.getcomments(mod.StupidGit) == '# line 20\n',
- 'getcomments(mod.StupidGit)')
-
- args, varargs, varkw, defaults = inspect.getargspec(mod.eggs)
- test(args == ['x', 'y'], 'mod.eggs args')
- test(varargs == None, 'mod.eggs varargs')
- test(varkw == None, 'mod.eggs varkw')
- test(defaults == None, 'mod.eggs defaults')
- test(inspect.formatargspec(args, varargs, varkw, defaults) ==
- '(x, y)', 'mod.eggs formatted argspec')
- args, varargs, varkw, defaults = inspect.getargspec(mod.spam)
- test(args == ['a', 'b', 'c', 'd', ['e', ['f']]], 'mod.spam args')
- test(varargs == 'g', 'mod.spam varargs')
- test(varkw == 'h', 'mod.spam varkw')
- test(defaults == (3, (4, (5,))), 'mod.spam defaults')
- test(inspect.formatargspec(args, varargs, varkw, defaults) ==
- '(a, b, c, d=3, (e, (f,))=(4, (5,)), *g, **h)',
- 'mod.spam formatted argspec')
-
- git.abuse(7, 8, 9)
-
- istest(inspect.istraceback, 'git.ex[2]')
- istest(inspect.isframe, 'mod.fr')
-
- test(len(git.tr) == 3, 'trace() length')
- test(git.tr[0][1:] == (TESTFN, 46, 'argue',
- [' self.tr = inspect.trace()\n'], 0),
- 'trace() row 2')
- test(git.tr[1][1:] == (TESTFN, 9, 'spam', [' eggs(b + d, c + f)\n'], 0),
- 'trace() row 2')
- test(git.tr[2][1:] == (TESTFN, 18, 'eggs', [' q = y / 0\n'], 0),
- 'trace() row 3')
-
- test(len(mod.st) >= 5, 'stack() length')
- test(mod.st[0][1:] ==
- (TESTFN, 16, 'eggs', [' st = inspect.stack()\n'], 0),
- 'stack() row 1')
- test(mod.st[1][1:] ==
- (TESTFN, 9, 'spam', [' eggs(b + d, c + f)\n'], 0),
- 'stack() row 2')
- test(mod.st[2][1:] ==
- (TESTFN, 43, 'argue', [' spam(a, b, c)\n'], 0),
- 'stack() row 3')
- test(mod.st[3][1:] ==
- (TESTFN, 39, 'abuse', [' self.argue(a, b, c)\n'], 0),
- 'stack() row 4')
-
- args, varargs, varkw, locals = inspect.getargvalues(mod.fr)
- test(args == ['x', 'y'], 'mod.fr args')
- test(varargs == None, 'mod.fr varargs')
- test(varkw == None, 'mod.fr varkw')
- test(locals == {'x': 11, 'p': 11, 'y': 14}, 'mod.fr locals')
- test(inspect.formatargvalues(args, varargs, varkw, locals) ==
- '(x=11, y=14)', 'mod.fr formatted argvalues')
-
- args, varargs, varkw, locals = inspect.getargvalues(mod.fr.f_back)
- test(args == ['a', 'b', 'c', 'd', ['e', ['f']]], 'mod.fr.f_back args')
- test(varargs == 'g', 'mod.fr.f_back varargs')
- test(varkw == 'h', 'mod.fr.f_back varkw')
- test(inspect.formatargvalues(args, varargs, varkw, locals) ==
- '(a=7, b=8, c=9, d=3, (e=4, (f=5,)), *g=(), **h={})',
- 'mod.fr.f_back formatted argvalues')
-
- for fname in files_to_clean_up:
- try:
- os.unlink(fname)
- except:
- pass
-
- # Test classic-class method resolution order.
- class A: pass
- class B(A): pass
- class C(A): pass
- class D(B, C): pass
-
- expected = (D, B, A, C)
- got = inspect.getmro(D)
- test(expected == got, "expected %r mro, got %r", expected, got)
-
- # The same w/ new-class MRO.
- class A(object): pass
- class B(A): pass
- class C(A): pass
- class D(B, C): pass
-
- expected = (D, B, C, A, object)
- got = inspect.getmro(D)
- test(expected == got, "expected %r mro, got %r", expected, got)
-
- # Test classify_class_attrs.
- def attrs_wo_objs(cls):
- return [t[:3] for t in inspect.classify_class_attrs(cls)]
-
- class A:
- def s(): pass
- s = staticmethod(s)
-
- def c(cls): pass
- c = classmethod(c)
-
- def getp(self): pass
- p = property(getp)
-
- def m(self): pass
-
- def m1(self): pass
-
- datablob = '1'
-
- attrs = attrs_wo_objs(A)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'class method', A) in attrs, 'missing class method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', A) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
- class B(A):
- def m(self): pass
-
- attrs = attrs_wo_objs(B)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'class method', A) in attrs, 'missing class method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', B) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
-
- class C(A):
- def m(self): pass
- def c(self): pass
-
- attrs = attrs_wo_objs(C)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'method', C) in attrs, 'missing plain method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', C) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
- class D(B, C):
- def m1(self): pass
-
- attrs = attrs_wo_objs(D)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'class method', A) in attrs, 'missing class method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', B) in attrs, 'missing plain method')
- test(('m1', 'method', D) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
- # Repeat all that, but w/ new-style classes.
-
- class A(object):
-
- def s(): pass
- s = staticmethod(s)
-
- def c(cls): pass
- c = classmethod(c)
-
- def getp(self): pass
- p = property(getp)
-
- def m(self): pass
-
- def m1(self): pass
-
- datablob = '1'
-
- attrs = attrs_wo_objs(A)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'class method', A) in attrs, 'missing class method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', A) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
- class B(A):
-
- def m(self): pass
-
- attrs = attrs_wo_objs(B)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'class method', A) in attrs, 'missing class method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', B) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
-
- class C(A):
-
- def m(self): pass
- def c(self): pass
-
- attrs = attrs_wo_objs(C)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'method', C) in attrs, 'missing plain method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', C) in attrs, 'missing plain method')
- test(('m1', 'method', A) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-
- class D(B, C):
-
- def m1(self): pass
-
- attrs = attrs_wo_objs(D)
- test(('s', 'static method', A) in attrs, 'missing static method')
- test(('c', 'method', C) in attrs, 'missing plain method')
- test(('p', 'property', A) in attrs, 'missing property')
- test(('m', 'method', B) in attrs, 'missing plain method')
- test(('m1', 'method', D) in attrs, 'missing plain method')
- test(('datablob', 'data', A) in attrs, 'missing data')
-