def METHOD_NAME(auth_client):
    user = auth_client.user
    absence_type = AbsenceTypeFactory.create()
    url = reverse(
        "absence-balance-detail",
        args=["{0}_{1}_2017-03-01".format(user.id, absence_type.id)],
    )
    result = auth_client.get(url)
    assert result.status_code == status.HTTP_200_OK
    json = result.json()
    entry = json["data"]
    assert entry["attributes"]["credit"] == 0
    assert entry["attributes"]["balance"] == 0
    assert entry["attributes"]["used-days"] == 0
    assert entry["attributes"]["used-duration"] is None