'_find_share simple use case.'

def test_find_share(self):

    self._set_driver()
    drv = self._driver
    drv._mounted_shares = [self.TEST_NFS_EXPORT1, self.TEST_NFS_EXPORT2]
    volume = fake_volume.fake_volume_obj(self.context, size=self.TEST_SIZE_IN_GB)
    with mock.patch.object(drv, '_get_capacity_info') as mock_get_capacity_info:
        mock_get_capacity_info.side_effect = [((5 * units.Gi), (2 * units.Gi), (2 * units.Gi)), ((10 * units.Gi), (3 * units.Gi), (1 * units.Gi))]
        self.assertEqual(self.TEST_NFS_EXPORT2, drv._find_share(volume))
        calls = [mock.call(self.TEST_NFS_EXPORT1), mock.call(self.TEST_NFS_EXPORT2)]
        mock_get_capacity_info.assert_has_calls(calls)
        self.assertEqual(2, mock_get_capacity_info.call_count)
