'L{_EXTRAS_REQUIRE}\'s C{dev} extra contains setuptools requirements for
the tools required for Twisted development.'

def test_extrasRequiresDevDeps(self):

    deps = _EXTRAS_REQUIRE['dev']
    self.assertIn('pyflakes    >=    1.0.0', deps)
    self.assertIn('twisted-dev-tools    >=    0.0.2', deps)
    self.assertIn('python-subunit', deps)
    self.assertIn('sphinx    >=    1.3.1', deps)
    if (not _PY3):
        self.assertIn('twistedchecker    >=    0.4.0', deps)
        self.assertIn('pydoctor    >=    16.2.0', deps)
