clang/tools/scan-build-py/tests/unit/test_libear.py

   1 # -*- coding: utf-8 -*-
   2 # Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   3 # See https://llvm.org/LICENSE.txt for license information.
   4 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   5
   6 import libear as sut
   7 import unittest
   8 import os.path
   9
  10
  11 class TemporaryDirectoryTest(unittest.TestCase):
  12     def test_creates_directory(self):
  13         dirname = None
  14         with sut.TemporaryDirectory() as tmpdir:
  15             self.assertTrue(os.path.isdir(tmpdir))
  16             dirname = tmpdir
  17         self.assertIsNotNone(dirname)
  18         self.assertFalse(os.path.exists(dirname))
  19
  20     def test_removes_directory_when_exception(self):
  21         dirname = None
  22         try:
  23             with sut.TemporaryDirectory() as tmpdir:
  24                 self.assertTrue(os.path.isdir(tmpdir))
  25                 dirname = tmpdir
  26                 raise RuntimeError("message")
  27         except:
  28             self.assertIsNotNone(dirname)
  29             self.assertFalse(os.path.exists(dirname))