| /* |
| * Copyright 2016-present Open Networking Foundation |
| * |
| * 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.codec.impl; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.hamcrest.Description; |
| import org.hamcrest.TypeSafeDiagnosingMatcher; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onosproject.cluster.NodeId; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.mastership.MastershipTerm; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.notNullValue; |
| |
| /** |
| * Unit tests for mastership term codec. |
| */ |
| public class MastershipTermCodecTest { |
| |
| MockCodecContext context; |
| JsonCodec<MastershipTerm> mastershipTermCodec; |
| |
| /** |
| * Sets up for each test. Creates a context and fetches the mastership term |
| * codec. |
| */ |
| @Before |
| public void setUp() { |
| context = new MockCodecContext(); |
| mastershipTermCodec = context.codec(MastershipTerm.class); |
| assertThat(mastershipTermCodec, notNullValue()); |
| } |
| |
| /** |
| * Tests encoding of a mastership term object. |
| */ |
| @Test |
| public void testMastershipTermEncode() { |
| NodeId masterNodeId = NodeId.nodeId("1"); |
| long termNumber = 10; |
| |
| MastershipTerm mastershipTerm = MastershipTerm.of(masterNodeId, termNumber); |
| ObjectNode mastershipTermJson = mastershipTermCodec.encode(mastershipTerm, context); |
| assertThat(mastershipTermJson, MastershipTermJsonMatcher.matchesMastershipTerm(mastershipTerm)); |
| } |
| |
| /** |
| * Tests decoding of mastership term JSON object. |
| */ |
| @Test |
| public void testMastershipTermDecode() throws IOException { |
| MastershipTerm mastershipTerm = getMastershipTerm("MastershipTerm.json"); |
| |
| assertThat(mastershipTerm.master().id(), is("1")); |
| assertThat(mastershipTerm.termNumber(), is(10L)); |
| } |
| |
| /** |
| * Hamcrest matcher for mastership term. |
| */ |
| private static final class MastershipTermJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> { |
| |
| private final MastershipTerm mastershipTerm; |
| |
| private MastershipTermJsonMatcher(MastershipTerm mastershipTerm) { |
| this.mastershipTerm = mastershipTerm; |
| } |
| |
| @Override |
| protected boolean matchesSafely(JsonNode jsonNode, Description description) { |
| |
| // check node identifier of master |
| String jsonNodeId = jsonNode.get("master").asText(); |
| String nodeId = mastershipTerm.master().id(); |
| if (!jsonNodeId.equals(nodeId)) { |
| description.appendText("master's node id was " + jsonNodeId); |
| return false; |
| } |
| |
| // check term number |
| long jsonTermNumber = jsonNode.get("termNumber").asLong(); |
| long termNumber = mastershipTerm.termNumber(); |
| if (jsonTermNumber != termNumber) { |
| description.appendText("term number was " + jsonTermNumber); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText(mastershipTerm.toString()); |
| } |
| |
| static MastershipTermJsonMatcher matchesMastershipTerm(MastershipTerm mastershipTerm) { |
| return new MastershipTermJsonMatcher(mastershipTerm); |
| } |
| } |
| |
| /** |
| * Reads in a mastership term from the given resource and decodes it. |
| * |
| * @param resourceName resource to use to read the JSON for the rule |
| * @return decoded mastership term object |
| * @throws IOException if processing the resource fails |
| */ |
| private MastershipTerm getMastershipTerm(String resourceName) throws IOException { |
| InputStream jsonStream = MastershipTermCodecTest.class.getResourceAsStream(resourceName); |
| JsonNode json = context.mapper().readTree(jsonStream); |
| assertThat(json, notNullValue()); |
| MastershipTerm mastershipTerm = mastershipTermCodec.decode((ObjectNode) json, context); |
| assertThat(mastershipTerm, notNullValue()); |
| return mastershipTerm; |
| } |
| } |