@Test
public void shouldObtainDefaultPool() throws OpenStackException, IOException {

    // given
    String region = "RegionOne2";
    OpenStackAccess openStackAccess = new OpenStackAccess();
    openStackAccess.setToken("1234567891234567989");
    openStackAccess.setTenantId("08bed031f6c54c9d9b35b42aa06b51c0");
    when(openStackRegion.getTokenAdmin()).thenReturn(openStackAccess);
    when(openOperationUtil.executeNovaRequest(any(HttpUriRequest.class))).thenReturn(CONTENT_NETWORKS);
    // when
    String net = openStackUtil.getPublicFloatingPool(paasManagerUser, region);
    // then
    assertNotNull(net);
    assertEquals(net, "public-ext-net-01");
}