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https://issues.apache.org/jira/browse/GOSSIP-62?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16046542#comment-16046542
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ASF GitHub Bot commented on GOSSIP-62:
--------------------------------------
Github user Terry-Weymouth commented on a diff in the pull request:
https://github.com/apache/incubator-gossip/pull/53#discussion_r121389177
--- Diff:
gossip-base/src/test/java/org/apache/gossip/crdt/PNCounterTest.java ---
@@ -0,0 +1,140 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.gossip.crdt;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import org.apache.gossip.LocalMember;
+import org.apache.gossip.manager.GossipManager;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class PNCounterTest {
+
+ @Test
+ public void existanceTest() {
+ // mock GossipManager
+ GossipManager manager = mock(GossipManager.class);
+ LocalMember mockMember = mock(LocalMember.class);
+ when(mockMember.getId()).thenReturn("x");
+ when(manager.getMyself()).thenReturn(mockMember);
+
+ PNCounter counter = new PNCounter(manager);
+ Assert.assertEquals(0, (long) counter.value());
+ }
+
+ @Test
+ public void localOperationTest() {
+ // mock GossipManager
+ GossipManager manager = mock(GossipManager.class);
+ LocalMember mockMember = mock(LocalMember.class);
+ when(mockMember.getId()).thenReturn("x");
+ when(manager.getMyself()).thenReturn(mockMember);
+
+ PNCounter counter = new PNCounter(manager);
+ Assert.assertEquals(0, (long) counter.value());
+
+ counter.increment(5L);
+ Assert.assertEquals(5, (long) counter.value());
+
+ counter.increment(4L);
+ Assert.assertEquals(9, (long) counter.value());
+
+ counter.decrement(3L);
+ Assert.assertEquals(6, (long) counter.value());
+
+ counter.decrement(12L);
+ Assert.assertEquals(-6, (long) counter.value());
+ }
+
+ @Test
+ public void oddBallLocalOperationTest() {
+ // mock GossipManager
--- End diff --
@edwardcapriolo Thanks for points, etc.. Will review, change. Just wanted
to acknowledge
> Implement Crdt PN-Counter
> -------------------------
>
> Key: GOSSIP-62
> URL: https://issues.apache.org/jira/browse/GOSSIP-62
> Project: Gossip
> Issue Type: New Feature
> Reporter: Edward Capriolo
> Assignee: Terry Weymouth
>
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