def pick_name():
while True:
name = prompt('Username?')
if name is None:
pass
elif name == '':
return None
elif not names.is_validname(name):
print('Name must be between {} and {} characters long.'.format(
names.MIN_LEN, names.MAX_LEN))
elif names.has_surr_char(name):
print('Name cannot have any of these characters: {}'.format(
names.INVALID_CHARACTERS))
else:
return name
def test_hassurrchar_caret_returnsFalse(self):
name = '^eriktheguy'
expected = False
result = names.has_surr_char(name)
self.assertEqual(expected, result)
def test_hassurrchar_backtick_returnsTrue(self):
name = '`eriktheguy'
expected = True
result = names.has_surr_char(name)
self.assertEqual(expected, result)
def test_hassurrchar_bslash_returnsTrue(self):
name = 'eriktheguy\\'
expected = True
result = names.has_surr_char(name)
self.assertEqual(expected, result)
def test_hassurrchar_parentheses_returnsTrue(self):
name = '(eriktheguy)'
expected = True
result = names.has_surr_char(name)
self.assertEqual(expected, result)
def test_hassurrchar_singlequote_returnsTrue(self):
name = '\'eriktheguy'
expected = True
result = names.has_surr_char(name)
self.assertEqual(expected, result)
