64 lines
2.1 KiB
Python
64 lines
2.1 KiB
Python
import unittest
|
|
from test.support import TESTFN, unlink, unload
|
|
import importlib, os, sys
|
|
|
|
class CodingTest(unittest.TestCase):
|
|
def test_bad_coding(self):
|
|
module_name = 'bad_coding'
|
|
self.verify_bad_module(module_name)
|
|
|
|
def test_bad_coding2(self):
|
|
module_name = 'bad_coding2'
|
|
self.verify_bad_module(module_name)
|
|
|
|
def verify_bad_module(self, module_name):
|
|
self.assertRaises(SyntaxError, __import__, 'test.' + module_name)
|
|
|
|
path = os.path.dirname(__file__)
|
|
filename = os.path.join(path, module_name + '.py')
|
|
with open(filename, "rb") as fp:
|
|
bytes = fp.read()
|
|
self.assertRaises(SyntaxError, compile, bytes, filename, 'exec')
|
|
|
|
def test_exec_valid_coding(self):
|
|
d = {}
|
|
exec(b'# coding: cp949\na = "\xaa\xa7"\n', d)
|
|
self.assertEqual(d['a'], '\u3047')
|
|
|
|
def test_file_parse(self):
|
|
# issue1134: all encodings outside latin-1 and utf-8 fail on
|
|
# multiline strings and long lines (>512 columns)
|
|
unload(TESTFN)
|
|
filename = TESTFN + ".py"
|
|
f = open(filename, "w", encoding="cp1252")
|
|
sys.path.insert(0, os.curdir)
|
|
try:
|
|
with f:
|
|
f.write("# -*- coding: cp1252 -*-\n")
|
|
f.write("'''A short string\n")
|
|
f.write("'''\n")
|
|
f.write("'A very long string %s'\n" % ("X" * 1000))
|
|
|
|
importlib.invalidate_caches()
|
|
__import__(TESTFN)
|
|
finally:
|
|
del sys.path[0]
|
|
unlink(filename)
|
|
unlink(filename + "c")
|
|
unlink(filename + "o")
|
|
unload(TESTFN)
|
|
|
|
def test_error_from_string(self):
|
|
# See http://bugs.python.org/issue6289
|
|
input = "# coding: ascii\n\N{SNOWMAN}".encode('utf-8')
|
|
with self.assertRaises(SyntaxError) as c:
|
|
compile(input, "<string>", "exec")
|
|
expected = "'ascii' codec can't decode byte 0xe2 in position 16: " \
|
|
"ordinal not in range(128)"
|
|
self.assertTrue(c.exception.args[0].startswith(expected),
|
|
msg=c.exception.args[0])
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|