def METHOD_NAME(self):
    """
    Request body should match given configuration.
    """
    scopes = ["scope1", "scope2"]
    oauth = Oauth2Authenticator(
        TestOauth2Authenticator.refresh_endpoint,
        TestOauth2Authenticator.client_id,
        TestOauth2Authenticator.client_secret,
        TestOauth2Authenticator.refresh_token,
        scopes,
    )
    body = oauth.get_refresh_request_body()
    expected = {
        "grant_type": "refresh_token",
        "client_id": "client_id",
        "client_secret": "client_secret",
        "refresh_token": "refresh_token",
        "scopes": scopes,
    }
    assert body == expected