| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.cluster; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.junit.Test; |
| import org.onlab.packet.IpAddress; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Sets; |
| |
| /** |
| * Unit tests for ClusterMetadataDiff. |
| */ |
| public class ClusterMetadataDiffTest { |
| |
| @Test |
| public void testDiffNoChange() { |
| PartitionId pid1 = PartitionId.from(1); |
| NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| ClusterMetadataDiff diff = new ClusterMetadataDiff(md1, md1); |
| assertTrue(diff.nodesAdded().isEmpty()); |
| assertTrue(diff.nodesRemoved().isEmpty()); |
| assertEquals(diff.partitionDiffs().size(), 1); |
| assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| assertFalse(pdiff.hasChanged()); |
| } |
| |
| @Test |
| public void testDiffForScaleUp() { |
| PartitionId pid1 = PartitionId.from(1); |
| NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| NodeId nid2 = NodeId.nodeId("10.0.0.2"); |
| ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| ControllerNode n2 = new DefaultControllerNode(nid2, IpAddress.valueOf("10.0.0.2"), 9876); |
| Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| Partition p12 = new DefaultPartition(pid1, ImmutableSet.of(nid1, nid2)); |
| ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| ClusterMetadata md12 = new ClusterMetadata("foo", ImmutableSet.of(n1, n2), ImmutableSet.of(p12)); |
| ClusterMetadataDiff diff = new ClusterMetadataDiff(md1, md12); |
| assertEquals(diff.nodesAdded(), Sets.newHashSet(n2)); |
| assertTrue(diff.nodesRemoved().isEmpty()); |
| assertEquals(diff.partitionDiffs().size(), 1); |
| assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| assertTrue(pdiff.hasChanged()); |
| assertFalse(pdiff.isAdded(nid1)); |
| assertTrue(pdiff.isAdded(nid2)); |
| assertFalse(pdiff.isRemoved(nid1)); |
| assertFalse(pdiff.isAdded(nid1)); |
| } |
| |
| @Test |
| public void testDiffForScaleDown() { |
| PartitionId pid1 = PartitionId.from(1); |
| NodeId nid1 = NodeId.nodeId("10.0.0.1"); |
| NodeId nid2 = NodeId.nodeId("10.0.0.2"); |
| ControllerNode n1 = new DefaultControllerNode(nid1, IpAddress.valueOf("10.0.0.1"), 9876); |
| ControllerNode n2 = new DefaultControllerNode(nid2, IpAddress.valueOf("10.0.0.2"), 9876); |
| Partition p1 = new DefaultPartition(pid1, ImmutableSet.of(nid1)); |
| Partition p12 = new DefaultPartition(pid1, ImmutableSet.of(nid1, nid2)); |
| ClusterMetadata md1 = new ClusterMetadata("foo", ImmutableSet.of(n1), ImmutableSet.of(p1)); |
| ClusterMetadata md12 = new ClusterMetadata("foo", ImmutableSet.of(n1, n2), ImmutableSet.of(p12)); |
| ClusterMetadataDiff diff = new ClusterMetadataDiff(md12, md1); |
| assertEquals(diff.nodesRemoved(), Sets.newHashSet(nid2)); |
| assertTrue(diff.nodesAdded().isEmpty()); |
| assertEquals(diff.partitionDiffs().size(), 1); |
| assertEquals(diff.partitionDiffs().keySet(), Sets.newHashSet(pid1)); |
| PartitionDiff pdiff = diff.partitionDiffs().get(pid1); |
| assertTrue(pdiff.hasChanged()); |
| assertTrue(pdiff.isRemoved(nid2)); |
| assertFalse(pdiff.isAdded(nid2)); |
| assertFalse(pdiff.isRemoved(nid1)); |
| assertFalse(pdiff.isAdded(nid1)); |
| } |
| } |