wxWidgets/wxPython/wx/py/tests/test_introspect.py
2003-11-12 21:34:20 +00:00

863 lines
24 KiB
Python

#!/usr/bin/env python
__author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
__cvsid__ = "$Id$"
__revision__ = "$Revision$"[11:-2]
import unittest
# Import from this module's parent directory.
import os
import sys
sys.path.insert(0, os.pardir)
import introspect
del sys.path[0]
del sys
del os
"""
These unittest methods are preferred:
-------------------------------------
self.assert_(expr, msg=None)
self.assertEqual(first, second, msg=None)
self.assertRaises(excClass, callableObj, *args, **kwargs)
self.fail(msg=None)
self.failIf(expr, msg=None)
"""
class ModuleTestCase(unittest.TestCase):
def test_module(self):
module = introspect
self.assert_(module.__author__)
self.assert_(module.__cvsid__)
self.assert_(module.__revision__)
self.assert_(module.getAllAttributeNames)
self.assert_(module.getAttributeNames)
self.assert_(module.getAutoCompleteList)
self.assert_(module.getBaseObject)
self.assert_(module.getCallTip)
self.assert_(module.getConstructor)
self.assert_(module.getRoot)
self.assert_(module.rtrimTerminus)
class RtrimTerminusTestCase(unittest.TestCase):
def test_rtrimTerminus(self):
values = (
('', '', ''),
('', None, ''),
('', '.', ''),
('', '(', ''),
('.', '', '.'),
('.', None, '.'),
('.', '.', '.'),
('.', '(', '.'),
('(', '', '('),
('(', None, '('),
('(', '.', '('),
('(', '(', '('),
('spam', '', 'spam'),
('spam', None, 'spam'),
('spam', '.', 'spam'),
('spam', '(', 'spam'),
('spam.', '', 'spam.'),
('spam.', None, 'spam.'),
('spam.', '.', 'spam.'),
('spam.', '(', 'spam.'),
('spam(', '', 'spam('),
('spam(', None, 'spam('),
('spam(', '.', 'spam('),
('spam(', '(', 'spam('),
('spam.eggs', '.', 'spam.'),
('spam.eggs.', '.', 'spam.eggs.'),
('spam.eggs(', '(', 'spam.eggs('),
('spam.eggs.', '(', 'spam.eggs.'),
('spam.eggs(', '.', 'spam.'),
('x = spam.', '.', 'x = spam.'),
('x = spam.eggs', '.', 'x = spam.'),
('x = spam.eggs.', '.', 'x = spam.eggs.'),
('x = spam.eggs(', '(', 'x = spam.eggs('),
)
for input, terminator, output in values:
result = introspect.rtrimTerminus(input, terminator)
self.assertEqual(result, output,
':in: %r :t: %r :out: %r :result: %r' %
(input, terminator, output, result))
class GetRootTestCase(unittest.TestCase):
def _checkRoot(self, input, terminator, output):
root = introspect.getRoot(command=input, terminator=terminator)
self.assertEqual(root, output,
':in: %r :t: %r :out: %r :root: %r' %
(input, terminator, output, root))
def test_getRoot(self):
values = (
('', '', ''),
('', None, ''),
('', '.', ''),
('', '(', ''),
('.', '', '.'),
('.', None, '.'),
('.', '.', ''),
('.', '(', '.'),
('(', '', ''),
('(', None, ''),
('(', '.', ''),
('(', '(', ''),
('spam', '', 'spam'),
('spam', None, 'spam'),
('spam', '.', ''),
('spam', '(', 'spam'),
('spam.', '', 'spam.'),
('spam.', None, 'spam.'),
('spam.', '.', 'spam'),
('spam.', '(', 'spam.'),
('spam(', '', ''),
('spam(', None, ''),
('spam(', '.', ''),
('spam(', '(', 'spam'),
('spam.eggs', '.', 'spam'),
('spam.eggs.', '.', 'spam.eggs'),
('spam.eggs(', '(', 'spam.eggs'),
('spam.eggs.', '(', 'spam.eggs.'),
('spam.eggs(', '.', 'spam'),
('x = spam.', '.', 'spam'),
('x = spam.eggs', '.', 'spam'),
('x = spam.eggs.', '.', 'spam.eggs'),
('x = spam.eggs(', '(', 'spam.eggs'),
('for n in range(3):\n d.', '.', 'd'),
('for n in range(3):\n... d.', '.', 'd'),
)
for input, terminator, output in values:
self._checkRoot(input, terminator, output)
def test_getRoot_Advanced(self):
values = (
('spam_', '', 'spam_'),
('spam_', None, 'spam_'),
('spam_', '.', ''),
('spam_', '(', 'spam_'),
('_spam', '', '_spam'),
('_spam', None, '_spam'),
('_spam', '.', ''),
('_spam', '(', '_spam'),
('spam_eggs', '', 'spam_eggs'),
('spam_eggs', None, 'spam_eggs'),
('spam_eggs', '.', ''),
('spam_eggs', '(', 'spam_eggs'),
('spam123', '', 'spam123'),
('spam123', None, 'spam123'),
('spam123', '.', ''),
('spam123', '(', 'spam123'),
('spam_123', '', 'spam_123'),
('spam_123', None, 'spam_123'),
('spam_123', '.', ''),
('spam_123', '(', 'spam_123'),
)
for input, terminator, output in values:
self._checkRoot(input, terminator, output)
## The original intent was to detect when we were inside a string.
## That has proven to be very difficult, for little benefit.
## The fact that autocomplete or calltips might be triggered inside
## a string is not a big deal. Sometimes it is even helpful.
## def test_getRoot_InsideStrings(self):
## values = (
## ('x = ".', '.', ''),
## ("x = '.", '.', ''),
## ('x = """.', '.', ''),
## ("x = '''.", '.', ''),
##
## ('x = "(', '(', ''),
## ("x = '(", '(', ''),
## ('x = """(', '(', ''),
## ("x = '''(", '(', ''),
##
## ('x = "spam', '.', ''),
## ('x = "spam.', '.', ''),
## ("x = 'spam.", '.', ''),
## ('x = """spam.', '.', ''),
## ("x = '''spam.", '.', ''),
##
## ('x = "spam', '(', ''),
## ('x = "spam(', '(', ''),
## ("x = 'spam(", '(', ''),
## ('x = """spam(', '(', ''),
## ("x = '''spam(", '(', ''),
##
## ('x = "spam.eggs.', '.', ''),
## ("x = 'spam.eggs.", '.', ''),
## ('x = """spam.eggs.', '.', ''),
## ("x = '''spam.eggs.", '.', ''),
##
## ('x = "spam.eggs(', '(', ''),
## ("x = 'spam.eggs(", '(', ''),
## ('x = """spam.eggs(', '(', ''),
## ("x = '''spam.eggs(", '(', ''),
## )
## for input, terminator, output in values:
## self._checkRoot(input, terminator, output)
def test_getRoot_EmptyTypes(self):
values = (
("''.", '.', "''"),
('"".', '.', '""'),
('"""""".', '.', '""""""'),
("''''''.", '.', "''''''"),
('[].', '.', '[]'),
('().', '.', '()'),
('{}.', '.', '{}'),
('[](', '(', '[]'),
('()(', '(', '()'),
('{}(', '(', '{}'),
("x = ''.", '.', "''"),
('x = "".', '.', '""'),
('x = """""".', '.', '""""""'),
("x = ''''''.", '.', "''''''"),
('x = [].', '.', '[]'),
('x = ().', '.', '()'),
('x = {}.', '.', '{}'),
('x = [](', '(', '[]'),
('x = ()(', '(', '()'),
('x = {}(', '(', '{}'),
('print [].', '.', '[]'),
('print ().', '.', '()'),
('print {}.', '.', '{}'),
('print [](', '(', '[]'),
('print ()(', '(', '()'),
('print {}(', '(', '{}'),
("''.attr.", '.', "''.attr"),
('"".attr.', '.', '"".attr'),
('"""""".attr.', '.', '"""""".attr'),
("''''''.attr.", '.', "''''''.attr"),
('[].attr.', '.', '[].attr'),
('().attr.', '.', '().attr'),
('{}.attr.', '.', '{}.attr'),
('[].attr(', '(', '[].attr'),
('().attr(', '(', '().attr'),
('{}.attr(', '(', '{}.attr'),
('spam().', '.', ''),
('spam_().', '.', ''),
('spam5().', '.', ''),
('spam[]().', '.', ''),
('spam()[].', '.', ''),
('spam[]{}.', '.', ''),
("spam(''.", '.', "''"),
('spam("".', '.', '""'),
('spam("""""".', '.', '""""""'),
("spam(''''''.", '.', "''''''"),
('spam([].', '.', '[]'),
('spam(().', '.', '()'),
('spam({}.', '.', '{}'),
('spam[[].', '.', '[]'),
('spam[().', '.', '()'),
('spam[{}.', '.', '{}'),
('x = {[].', '.', '[]'),
('x = {().', '.', '()'),
('x = {{}.', '.', '{}'),
('spam,[].', '.', '[]'),
('spam+[].', '.', '[]'),
('spam-[].', '.', '[]'),
('spam*[].', '.', '[]'),
('spam/[].', '.', '[]'),
('spam=[].', '.', '[]'),
('spam%[].', '.', '[]'),
('spam<[].', '.', '[]'),
('spam>[].', '.', '[]'),
('spam&[].', '.', '[]'),
('spam|[].', '.', '[]'),
('spam^[].', '.', '[]'),
('spam~[].', '.', '[]'),
('spam:[].', '.', '[]'),
('spam,().', '.', '()'),
('spam+().', '.', '()'),
('spam-().', '.', '()'),
('spam*().', '.', '()'),
('spam/().', '.', '()'),
('spam=().', '.', '()'),
('spam%().', '.', '()'),
('spam<().', '.', '()'),
('spam>().', '.', '()'),
('spam&().', '.', '()'),
('spam|().', '.', '()'),
('spam^().', '.', '()'),
('spam~().', '.', '()'),
('spam:().', '.', '()'),
('spam,{}.', '.', '{}'),
('spam+{}.', '.', '{}'),
('spam-{}.', '.', '{}'),
('spam*{}.', '.', '{}'),
('spam/{}.', '.', '{}'),
('spam={}.', '.', '{}'),
('spam%{}.', '.', '{}'),
('spam<{}.', '.', '{}'),
('spam>{}.', '.', '{}'),
('spam&{}.', '.', '{}'),
('spam|{}.', '.', '{}'),
('spam^{}.', '.', '{}'),
('spam~{}.', '.', '{}'),
('spam:{}.', '.', '{}'),
)
for input, terminator, output in values:
self._checkRoot(input, terminator, output)
# Support for GetBaseObjectTestCase and GetAttributeNamesTestCase.
class Foo:
def __init__(self):
pass
def __del__(self):
pass
def _private(self):
pass
class Bar:
pass
class Spam:
def __call__(self):
pass
def foo(self):
pass
def bar(spam):
# It shouldn't matter what we call "self".
pass
def eggs(self):
pass
def ham(eggs):
pass
class GetBaseObjectTestCase(unittest.TestCase):
def test_getBaseObject(self):
spam = Spam()
eggs = Spam.eggs
listappend = [].append
spamda = lambda: None
values = (
('spam', 'spam', 0),
(123, 123, 0),
(12.3, 12.3, 0),
([], [], 0),
((), (), 0),
({}, {}, 0),
# Builtin function.
(len, len, 0),
# Builtin method.
(listappend, listappend, 0),
# User function.
(ham, ham, 0),
# Byte-compiled code.
(ham.func_code, ham.func_code, 0),
# Lambda.
(spamda, spamda, 0),
# Class with init.
(Foo, Foo.__init__.im_func, 1),
# Class with no init.
(Bar, Bar, 0),
# Bound method.
(spam.foo, spam.foo.im_func, 1),
# Bound method with self named something else (spam).
(spam.bar, spam.bar.im_func, 1),
# Unbound method. (Do not drop the self argument.)
(eggs, eggs.im_func, 0),
# Callable instance.
(spam, spam.__call__.im_func, 1),
)
for object, baseObject, dropSelf in values:
result = introspect.getBaseObject(object)
self.assertEqual(result, (baseObject, dropSelf))
class GetAttributeTestCase(unittest.TestCase):
"""Base class for other test case classes."""
def setUp(self):
self.values = (
'__abs__',
'__add__',
'__and__',
'__base__',
'__bases__',
'__basicsize__',
'__builtins__',
'__call__',
'__class__',
'__cmp__',
'__coerce__',
'__contains__',
'__del__',
'__delattr__',
'__delitem__',
'__delslice__',
'__dict__',
'__dictoffset__',
'__div__',
'__divmod__',
'__doc__',
'__eq__',
'__file__',
'__flags__',
'__float__',
'__floordiv__',
'__ge__',
'__get__',
'__getattr__',
'__getattribute__',
'__getitem__',
'__getslice__',
'__gt__',
'__hash__',
'__hex__',
'__iadd__',
'__imul__',
'__init__',
'__int__',
'__invert__',
'__itemsize__',
'__iter__',
'__le__',
'__len__',
'__long__',
'__lshift__',
'__lt__',
'__mod__',
'__module__',
'__mro__',
'__mul__',
'__name__',
'__ne__',
'__neg__',
'__new__',
'__nonzero__',
'__oct__',
'__or__',
'__path__',
'__pos__',
'__pow__',
'__radd__',
'__rand__',
'__rdiv__',
'__rdivmod__',
'__reduce__',
'__repr__',
'__rfloordiv__',
'__rlshift__',
'__rmod__',
'__rmul__',
'__ror__',
'__rpow__',
'__rrshift__',
'__rshift__',
'__rsub__',
'__rtruediv__',
'__rxor__',
'__self__',
'__setattr__',
'__setitem__',
'__setslice__',
'__str__',
'__sub__',
'__subclasses__',
'__truediv__',
'__warningregistry__',
'__weakrefoffset__',
'__xor__',
'append',
'capitalize',
'center',
'clear',
'close',
'closed',
'co_argcount',
'co_cellvars',
'co_code',
'co_consts',
'co_filename',
'co_firstlineno',
'co_flags',
'co_freevars',
'co_lnotab',
'co_name',
'co_names',
'co_nlocals',
'co_stacksize',
'co_varnames',
'conjugate',
'copy',
'count',
'decode',
'encode',
'endswith',
'expandtabs',
'extend',
'fileno',
'find',
'flush',
'func_closure',
'func_code',
'func_defaults',
'func_dict',
'func_doc',
'func_globals',
'func_name',
'get',
'has_key',
'im_class',
'im_func',
'im_self',
'imag',
'index',
'insert',
'isalnum',
'isalpha',
'isatty',
'isdigit',
'islower',
'isspace',
'istitle',
'isupper',
'items',
'iteritems',
'iterkeys',
'itervalues',
'join',
'keys',
'ljust',
'lower',
'lstrip',
'mode',
'mro',
'name',
'pop',
'popitem',
'real',
'read',
'readinto',
'readline',
'readlines',
'remove',
'replace',
'reverse',
'rfind',
'rindex',
'rjust',
'rstrip',
'seek',
'setdefault',
'softspace',
'sort',
'split',
'splitlines',
'start',
'startswith',
'step',
'stop',
'strip',
'swapcase',
'tell',
'title',
'tolist',
'translate',
'truncate',
'update',
'upper',
'values',
'write',
'writelines',
'xreadlines',
)
# Since getAllAttributeNames() calls str(object),
# we need to test for a broken __str__ method.
class BrokenStr:
def __str__(self):
raise Exception
brokenStr = BrokenStr()
class GetAttributeNamesTestCase(GetAttributeTestCase):
def setUp(self):
GetAttributeTestCase.setUp(self)
import PyCrust
spam = Spam()
self.f = open('test_introspect.py')
self.items = (
None,
int(123),
long(123),
float(123),
complex(123),
"",
unicode(""),
[],
(),
xrange(0),
{},
# Builtin function.
len,
# Builtin method.
[].append,
# User function.
ham,
# Byte-compiled code.
ham.func_code,
# Lambda.
lambda: None,
# Class with no init.
Bar,
# Instance with no init.
Bar(),
# Class with init and del.
Foo,
# Instance with init and del.
Foo(),
# Bound method.
spam.foo,
# Unbound method.
Spam.eggs,
# Callable instance.
spam,
# Module.
introspect,
# Package.
PyCrust,
# Buffer.
buffer(''),
# File.
self.f,
# Slice.
slice(0),
# Ellipsis.
Ellipsis,
# BrokenStr class.
BrokenStr,
# BrokenStr instance.
brokenStr,
)
def tearDown(self):
self.items = None
self.f.close()
def test_getAttributeNames(self):
for item in self.items:
self._checkAttributeNames(item)
if __builtins__.has_key('object'):
self._checkAttributeNames(object)
def test_getAttributeNames_NoSingle(self):
for item in self.items:
result = introspect.getAttributeNames(item, includeSingle=0)
attributes = [attribute for attribute in result \
if attribute[0] != '_' or attribute[:2] == '__']
self.assertEqual(result, attributes,
':item: %r' % (item,))
def test_getAttributeNames_NoDouble(self):
for item in self.items:
result = introspect.getAttributeNames(item, includeDouble=0)
attributes = [attribute for attribute in result \
if attribute[:2] != '__']
self.assertEqual(result, attributes,
':item: %r' % (item,))
def test_getAttributeNames_NoSingleOrDouble(self):
for item in self.items:
result = introspect.getAttributeNames(item, includeSingle=0,
includeDouble=0)
attributes = [attribute for attribute in result \
if attribute[0] != '_']
self.assertEqual(result, attributes,
':item: %r' % (item,))
def _checkAttributeNames(self, item):
result = introspect.getAttributeNames(item)
attributes = [attribute for attribute in self.values \
if hasattr(item, attribute)]
for attribute in attributes:
self.assert_(attribute in result,
':item: %r :attribute: %r' % (item, attribute))
class GetAutoCompleteListTestCase(GetAttributeTestCase):
def setUp(self):
GetAttributeTestCase.setUp(self)
self.items = (
'None.',
'123 .',
'"".',
'[].',
'().',
'{}.',
# Builtin function.
'len.',
# Builtin method.
'[].append.',
)
def test_getAutoCompleteList(self):
for item in self.items:
result = introspect.getAutoCompleteList(item)
object = eval(item[:-1])
attributes = [attribute for attribute in self.values \
if hasattr(object, attribute)]
for attribute in attributes:
self.assert_(attribute in result,
':item: %r :attribute: %r' % (item, attribute))
def test_getAutoCompleteList_NoSingle(self):
for item in self.items:
result = introspect.getAutoCompleteList(item, includeSingle=0)
attributes = [attribute for attribute in result \
if attribute[0] != '_' or attribute[:2] == '__']
self.assertEqual(result, attributes,
':item: %r' % (item,))
def test_getAutoCompleteList_NoDouble(self):
for item in self.items:
result = introspect.getAutoCompleteList(item, includeDouble=0)
attributes = [attribute for attribute in result \
if attribute[:2] != '__']
self.assertEqual(result, attributes,
':item: %r' % (item,))
def test_getAutoCompleteList_NoSingleOrDouble(self):
for item in self.items:
result = introspect.getAutoCompleteList(item, includeSingle=0,
includeDouble=0)
attributes = [attribute for attribute in result \
if attribute[0] != '_']
self.assertEqual(result, attributes,
':item: %r' % (item,))
# Support for GetConstructorTestCase.
class A1:
def __init__(self, a):
self.a = a
class B1(A1):
def __init__(self, b):
self.b = b
class C1(A1):
pass
class D1(C1, B1):
pass
if __builtins__.has_key('object'):
class A2(object):
def __init__(self, a):
self.a = a
class B2(A2):
def __init__(self, b):
self.b = b
class C2(A2):
pass
class D2(C2, B2):
pass
class N:
pass
class O:
def __init__(self, a, b=2, *args, **kwargs):
pass
class P(O):
pass
class Q(P):
def __init__(self, c, d=4):
pass
class GetConstructorTestCase(unittest.TestCase):
def test_getConstructor(self):
args = ('self', 'a', 'b', 'args', 'kwargs')
varnames = introspect.getConstructor(O).func_code.co_varnames
self.assertEqual(varnames, args)
varnames = introspect.getConstructor(P).func_code.co_varnames
self.assertEqual(varnames, args)
args = ('self', 'c', 'd')
varnames = introspect.getConstructor(Q).func_code.co_varnames
self.assertEqual(varnames, args)
def test_getConstructor_None(self):
values = (N, 1, 'spam', {}, [], (), dir)
for value in values:
self.assertEqual(introspect.getConstructor(N), None)
def test_getConstructor_MultipleInheritance(self):
# Test old style inheritance rules.
args = ('self', 'a')
varnames = introspect.getConstructor(D1).func_code.co_varnames
self.assertEqual(varnames, args)
if __builtins__.has_key('object'):
# Test new style inheritance rules as well.
args = ('self', 'b')
varnames = introspect.getConstructor(D2).func_code.co_varnames
self.assertEqual(varnames, args)
if __name__ == '__main__':
unittest.main()