Jian Li | 9b19916 | 2019-02-10 18:00:35 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.k8snetworking.util; |
| 17 | |
| 18 | import org.junit.Test; |
| 19 | import org.onlab.packet.IpAddress; |
| 20 | |
| 21 | import java.util.Set; |
| 22 | |
| 23 | import static junit.framework.TestCase.assertEquals; |
| 24 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.getSubnetIps; |
| 25 | |
| 26 | /** |
| 27 | * Unit tests for kubernetes networking utils. |
| 28 | */ |
| 29 | public final class K8sNetworkUtilTest { |
| 30 | |
| 31 | /** |
| 32 | * Tests the getSubnetIps method. |
| 33 | */ |
| 34 | @Test |
| 35 | public void testGetSubnetIps() { |
| 36 | String bClassCidr = "10.10.0.0/16"; |
| 37 | Set<IpAddress> bClassIps = getSubnetIps(bClassCidr); |
Jian Li | 7970b71 | 2019-05-03 20:58:21 +0900 | [diff] [blame] | 38 | assertEquals(((Double) Math.pow(2, 16)).intValue() - 4, bClassIps.size()); |
Jian Li | 9b19916 | 2019-02-10 18:00:35 +0900 | [diff] [blame] | 39 | |
| 40 | String cClassCidr = "10.10.10.0/24"; |
| 41 | Set<IpAddress> cClassIps = getSubnetIps(cClassCidr); |
Jian Li | 7970b71 | 2019-05-03 20:58:21 +0900 | [diff] [blame] | 42 | assertEquals(((Double) Math.pow(2, 8)).intValue() - 4, cClassIps.size()); |
Jian Li | 9b19916 | 2019-02-10 18:00:35 +0900 | [diff] [blame] | 43 | |
| 44 | String dClassCidr = "10.10.10.10/32"; |
| 45 | Set<IpAddress> dClassIps = getSubnetIps(dClassCidr); |
Jian Li | 7970b71 | 2019-05-03 20:58:21 +0900 | [diff] [blame] | 46 | assertEquals(0, dClassIps.size()); |
Jian Li | 9b19916 | 2019-02-10 18:00:35 +0900 | [diff] [blame] | 47 | } |
| 48 | } |