def test_installReactorMultiplePlugins(self):
        """
        Test that the L{reactors.installReactor} function correctly installs
        the specified reactor when there are multiple reactor plugins.
        """
        installed = []
        def install():
            installed.append(True)
        name = 'fakereactortest'
        package = __name__
        description = 'description'
        fakeReactor = FakeReactor(install, name, package, description)
        otherReactor = FakeReactor(lambda: None,
                                   "otherreactor", package, description)
        self.pluginResults = [otherReactor, fakeReactor]
        reactors.installReactor(name)
        self.assertEqual(installed, [True])

        Test that the L{reactors.installReactor} function correctly installs
        the specified reactor when there are multiple reactor plugins.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_application.py