Madan Jampani | 1807057 | 2016-02-29 13:54:45 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Madan Jampani | 1807057 | 2016-02-29 13:54:45 -0800 | [diff] [blame] | 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.cluster; |
| 17 | |
| 18 | import static org.junit.Assert.assertEquals; |
| 19 | import static org.junit.Assert.assertFalse; |
| 20 | import static org.junit.Assert.assertTrue; |
| 21 | |
| 22 | import org.junit.Test; |
| 23 | import org.onlab.packet.IpAddress; |
| 24 | |
| 25 | import com.google.common.collect.ImmutableSet; |
| 26 | import com.google.common.collect.Sets; |
| 27 | |
| 28 | /** |
| 29 | * Unit tests for ClusterMetadataDiff. |
| 30 | */ |
| 31 | public class ClusterMetadataDiffTest { |
| 32 | |
| 33 | @Test |
| 34 | public void testDiffNoChange() { |
| 35 | PartitionId pid1 = PartitionId.from(1); |
| 36 | NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| 37 | ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| 38 | Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| 39 | ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| 40 | ClusterMetadataDiff diff = new ClusterMetadataDiff(md1, md1); |
| 41 | assertTrue(diff.nodesAdded().isEmpty()); |
| 42 | assertTrue(diff.nodesRemoved().isEmpty()); |
| 43 | assertEquals(diff.partitionDiffs().size(), 1); |
| 44 | assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| 45 | PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| 46 | assertFalse(pdiff.hasChanged()); |
| 47 | } |
| 48 | |
| 49 | @Test |
| 50 | public void testDiffForScaleUp() { |
| 51 | PartitionId pid1 = PartitionId.from(1); |
| 52 | NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| 53 | NodeId nid2 = NodeId.nodeId("10.0.0.2"); |
| 54 | ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| 55 | ControllerNode n2 = new DefaultControllerNode(nid2, IpAddress.valueOf("10.0.0.2"), 9876); |
| 56 | Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| 57 | Partition p12 = new DefaultPartition(pid1, ImmutableSet.of(nid1, nid2)); |
| 58 | ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| 59 | ClusterMetadata md12 = new ClusterMetadata("foo", ImmutableSet.of(n1, n2), ImmutableSet.of(p12)); |
| 60 | ClusterMetadataDiff diff = new ClusterMetadataDiff(md1, md12); |
| 61 | assertEquals(diff.nodesAdded(), Sets.newHashSet(n2)); |
| 62 | assertTrue(diff.nodesRemoved().isEmpty()); |
| 63 | assertEquals(diff.partitionDiffs().size(), 1); |
| 64 | assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| 65 | PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| 66 | assertTrue(pdiff.hasChanged()); |
| 67 | assertFalse(pdiff.isAdded(nid1)); |
| 68 | assertTrue(pdiff.isAdded(nid2)); |
| 69 | assertFalse(pdiff.isRemoved(nid1)); |
| 70 | assertFalse(pdiff.isAdded(nid1)); |
| 71 | } |
| 72 | |
| 73 | @Test |
| 74 | public void testDiffForScaleDown() { |
| 75 | PartitionId pid1 = PartitionId.from(1); |
| 76 | NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| 77 | NodeId nid2 = NodeId.nodeId("10.0.0.2"); |
| 78 | ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| 79 | ControllerNode n2 = new DefaultControllerNode(nid2, IpAddress.valueOf("10.0.0.2"), 9876); |
| 80 | Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| 81 | Partition p12 = new DefaultPartition(pid1, ImmutableSet.of(nid1, nid2)); |
| 82 | ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| 83 | ClusterMetadata md12 = new ClusterMetadata("foo", ImmutableSet.of(n1, n2), ImmutableSet.of(p12)); |
| 84 | ClusterMetadataDiff diff = new ClusterMetadataDiff(md12, md1); |
| 85 | assertEquals(diff.nodesRemoved(), Sets.newHashSet(nid2)); |
| 86 | assertTrue(diff.nodesAdded().isEmpty()); |
| 87 | assertEquals(diff.partitionDiffs().size(), 1); |
| 88 | assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| 89 | PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| 90 | assertTrue(pdiff.hasChanged()); |
| 91 | assertTrue(pdiff.isRemoved(nid2)); |
| 92 | assertFalse(pdiff.isAdded(nid2)); |
| 93 | assertFalse(pdiff.isRemoved(nid1)); |
| 94 | assertFalse(pdiff.isAdded(nid1)); |
| 95 | } |
| 96 | } |