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import unittest
import bottle
from .tools import api
from bottle import _re_flatten
class TestReFlatten(unittest.TestCase):
def test_re_flatten(self):
self.assertEqual(_re_flatten(r"(?:aaa)(_bbb)"), '(?:aaa)(?:_bbb)')
self.assertEqual(_re_flatten(r"(aaa)(_bbb)"), '(?:aaa)(?:_bbb)')
self.assertEqual(_re_flatten(r"aaa)(_bbb)"), 'aaa)(?:_bbb)')
self.assertEqual(_re_flatten(r"aaa(_bbb)"), 'aaa(?:_bbb)')
self.assertEqual(_re_flatten(r"aaa_bbb"), 'aaa_bbb')
class TestRoute(unittest.TestCase):
@api('0.12')
def test_callback_inspection(self):
def x(a, b): pass
def d(f):
def w():
return f()
return w
route = bottle.Route(bottle.Bottle(), None, None, d(x))
self.assertEqual(route.get_undecorated_callback(), x)
self.assertEqual(set(route.get_callback_args()), set(['a', 'b']))
def d2(foo):
def d(f):
def w():
return f()
return w
return d
route = bottle.Route(bottle.Bottle(), None, None, d2('foo')(x))
self.assertEqual(route.get_undecorated_callback(), x)
self.assertEqual(set(route.get_callback_args()), set(['a', 'b']))
def test_callback_inspection_multiple_args(self):
# decorator with argument, modifying kwargs
def d2(f="1"):
def d(fn):
def w(*args, **kwargs):
# modification of kwargs WITH the decorator argument
# is necessary requirement for the error
kwargs["a"] = f
return fn(*args, **kwargs)
return w
return d
@d2(f='foo')
def x(a, b):
return
route = bottle.Route(bottle.Bottle(), None, None, x)
# triggers the "TypeError: 'foo' is not a Python function"
self.assertEqual(set(route.get_callback_args()), set(['a', 'b']))
if bottle.py3k:
def test_callback_inspection_newsig(self):
env = {}
eval(compile('def foo(a, *, b=5): pass', '<foo>', 'exec'), env, env)
route = bottle.Route(bottle.Bottle(), None, None, env['foo'])
self.assertEqual(set(route.get_callback_args()), set(['a', 'b']))
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