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# -*- coding: utf-8 -*-
import os
from bpython._py3compat import py3
from bpython import inspection
from bpython.test import unittest
from bpython.test.fodder import encoding_ascii
from bpython.test.fodder import encoding_latin1
from bpython.test.fodder import encoding_utf8
foo_ascii_only = u'''def foo():
"""Test"""
pass
'''
foo_non_ascii = u'''def foo():
"""Test äöü"""
pass
'''
class OldCallable:
def __call__(self):
pass
class Callable(object):
def __call__(self):
pass
class OldNoncallable:
pass
class Noncallable(object):
pass
def spam():
pass
class CallableMethod(object):
def method(self):
pass
class TestInspection(unittest.TestCase):
def test_is_callable(self):
self.assertTrue(inspection.is_callable(spam))
self.assertTrue(inspection.is_callable(Callable))
self.assertTrue(inspection.is_callable(Callable()))
self.assertTrue(inspection.is_callable(OldCallable))
self.assertTrue(inspection.is_callable(OldCallable()))
self.assertFalse(inspection.is_callable(Noncallable()))
self.assertFalse(inspection.is_callable(OldNoncallable()))
self.assertFalse(inspection.is_callable(None))
self.assertTrue(inspection.is_callable(CallableMethod().method))
@unittest.skipIf(py3, 'old-style classes only exist in Python 2')
def test_is_new_style_py2(self):
self.assertTrue(inspection.is_new_style(spam))
self.assertTrue(inspection.is_new_style(Noncallable))
self.assertFalse(inspection.is_new_style(OldNoncallable))
self.assertTrue(inspection.is_new_style(Noncallable()))
self.assertFalse(inspection.is_new_style(OldNoncallable()))
self.assertTrue(inspection.is_new_style(None))
@unittest.skipUnless(py3, 'only in Python 3 are all classes new-style')
def test_is_new_style_py3(self):
self.assertTrue(inspection.is_new_style(spam))
self.assertTrue(inspection.is_new_style(Noncallable))
self.assertTrue(inspection.is_new_style(OldNoncallable))
self.assertTrue(inspection.is_new_style(Noncallable()))
self.assertTrue(inspection.is_new_style(OldNoncallable()))
self.assertTrue(inspection.is_new_style(None))
def test_parsekeywordpairs(self):
# See issue #109
def fails(spam=['-a', '-b']):
pass
default_arg_repr = "['-a', '-b']"
self.assertEqual(str(['-a', '-b']), default_arg_repr,
'This test is broken (repr does not match), fix me.')
argspec = inspection.getfuncprops('fails', fails)
defaults = argspec.argspec.defaults
self.assertEqual(str(defaults[0]), default_arg_repr)
def test_pasekeywordpairs_string(self):
def spam(eggs="foo, bar"):
pass
defaults = inspection.getfuncprops("spam", spam).argspec.defaults
self.assertEqual(repr(defaults[0]), "'foo, bar'")
def test_parsekeywordpairs_multiple_keywords(self):
def spam(eggs=23, foobar="yay"):
pass
defaults = inspection.getfuncprops("spam", spam).argspec.defaults
self.assertEqual(repr(defaults[0]), "23")
self.assertEqual(repr(defaults[1]), "'yay'")
def test_get_encoding_ascii(self):
self.assertEqual(inspection.get_encoding(encoding_ascii), 'ascii')
self.assertEqual(inspection.get_encoding(encoding_ascii.foo), 'ascii')
def test_get_encoding_latin1(self):
self.assertEqual(inspection.get_encoding(encoding_latin1), 'latin1')
self.assertEqual(inspection.get_encoding(encoding_latin1.foo),
'latin1')
def test_get_encoding_utf8(self):
self.assertEqual(inspection.get_encoding(encoding_utf8), 'utf-8')
self.assertEqual(inspection.get_encoding(encoding_utf8.foo), 'utf-8')
def test_get_source_ascii(self):
self.assertEqual(inspection.get_source_unicode(encoding_ascii.foo),
foo_ascii_only)
def test_get_source_utf8(self):
self.assertEqual(inspection.get_source_unicode(encoding_utf8.foo),
foo_non_ascii)
def test_get_source_latin1(self):
self.assertEqual(inspection.get_source_unicode(encoding_latin1.foo),
foo_non_ascii)
def test_get_source_file(self):
path = os.path.join(os.path.dirname(os.path.abspath(__file__)),
'fodder')
encoding = inspection.get_encoding_file(
os.path.join(path, 'encoding_ascii.py'))
self.assertEqual(encoding, 'ascii')
encoding = inspection.get_encoding_file(
os.path.join(path, 'encoding_latin1.py'))
self.assertEqual(encoding, 'latin1')
encoding = inspection.get_encoding_file(
os.path.join(path, 'encoding_utf8.py'))
self.assertEqual(encoding, 'utf-8')
if __name__ == '__main__':
unittest.main()