def test_write_image(self, call_mock, open_mock):
image_info = self._build_fake_image_info()
device = '/dev/sda'
location = standby._image_location(image_info)
script = standby._path_to_script('shell/write_image.sh')
command = ['/bin/bash', script, location, device]
call_mock.return_value = 0
standby._write_image(image_info, device)
call_mock.assert_called_once_with(command)
call_mock.reset_mock()
call_mock.return_value = 1
self.assertRaises(errors.ImageWriteError,
standby._write_image,
image_info,
device)
call_mock.assert_called_once_with(command)
def test_image_location(self):
image_info = self._build_fake_image_info()
location = standby._image_location(image_info)
self.assertEqual(location, '/tmp/fake_id')