Add kubevirt node related codec with unit tests
Change-Id: I0c68d4c3d0c7626a4b6b66e5c783631cb9be50a8
diff --git a/apps/kubevirt-node/app/src/test/java/org/onosproject/kubevirtnode/codec/KubevirtNodeCodecTest.java b/apps/kubevirt-node/app/src/test/java/org/onosproject/kubevirtnode/codec/KubevirtNodeCodecTest.java
new file mode 100644
index 0000000..f8761bc
--- /dev/null
+++ b/apps/kubevirt-node/app/src/test/java/org/onosproject/kubevirtnode/codec/KubevirtNodeCodecTest.java
@@ -0,0 +1,184 @@
+/*
+ * Copyright 2020-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.kubevirtnode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableList;
+import org.hamcrest.MatcherAssert;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.codec.impl.CodecManager;
+import org.onosproject.core.CoreService;
+import org.onosproject.kubevirtnode.api.DefaultKubevirtNode;
+import org.onosproject.kubevirtnode.api.DefaultKubevirtPhyInterface;
+import org.onosproject.kubevirtnode.api.KubevirtNode;
+import org.onosproject.kubevirtnode.api.KubevirtNodeState;
+import org.onosproject.kubevirtnode.api.KubevirtPhyInterface;
+import org.onosproject.net.DeviceId;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.onosproject.kubevirtnode.codec.KubevirtNodeJsonMatcher.matchesKubevirtNode;
+import static org.onosproject.net.NetTestTools.APP_ID;
+
+/**
+ * Unit tests for KubevirtNode codec.
+ */
+public class KubevirtNodeCodecTest {
+ MockCodecContext context;
+
+ JsonCodec<KubevirtNode> kubevirtNodeCodec;
+ JsonCodec<KubevirtPhyInterface> kubevirtPhyInterfaceJsonCodec;
+
+ final CoreService mockCoreService = createMock(CoreService.class);
+ private static final String REST_APP_ID = "org.onosproject.rest";
+
+ @Before
+ public void setUp() {
+ context = new MockCodecContext();
+ kubevirtNodeCodec = new KubevirtNodeCodec();
+ kubevirtPhyInterfaceJsonCodec = new KubevirtPhyInterfaceCodec();
+
+ assertThat(kubevirtNodeCodec, notNullValue());
+ assertThat(kubevirtPhyInterfaceJsonCodec, notNullValue());
+
+ expect(mockCoreService.registerApplication(REST_APP_ID))
+ .andReturn(APP_ID).anyTimes();
+ replay(mockCoreService);
+ context.registerService(CoreService.class, mockCoreService);
+ }
+
+ /**
+ * Tests the kubevirt compute node encoding.
+ */
+ @Test
+ public void testKubevirtComputeNodeEncode() {
+ KubevirtPhyInterface phyIntf1 = DefaultKubevirtPhyInterface.builder()
+ .network("mgmtnetwork")
+ .intf("eth3")
+ .build();
+
+ KubevirtPhyInterface phyIntf2 = DefaultKubevirtPhyInterface.builder()
+ .network("oamnetwork")
+ .intf("eth4")
+ .build();
+
+ KubevirtNode node = DefaultKubevirtNode.builder()
+ .hostname("worker")
+ .type(KubevirtNode.Type.WORKER)
+ .state(KubevirtNodeState.INIT)
+ .managementIp(IpAddress.valueOf("10.10.10.1"))
+ .intgBridge(DeviceId.deviceId("br-int"))
+ .dataIp(IpAddress.valueOf("20.20.20.2"))
+ .phyIntfs(ImmutableList.of(phyIntf1, phyIntf2))
+ .build();
+
+ ObjectNode nodeJson = kubevirtNodeCodec.encode(node, context);
+ assertThat(nodeJson, matchesKubevirtNode(node));
+ }
+
+ /**
+ * Tests the kubevirt compute node decoding.
+ *
+ * @throws IOException io exception
+ */
+ @Test
+ public void testKubevirtComputeNodeDecode() throws IOException {
+ KubevirtNode node = getKubevirtNode("KubevirtWorkerNode.json");
+
+ assertThat(node.hostname(), is("worker-01"));
+ assertThat(node.type().name(), is("WORKER"));
+ assertThat(node.managementIp().toString(), is("172.16.130.4"));
+ assertThat(node.dataIp().toString(), is("172.16.130.4"));
+ assertThat(node.intgBridge().toString(), is("of:00000000000000a1"));
+ assertThat(node.phyIntfs().size(), is(2));
+
+ node.phyIntfs().forEach(intf -> {
+ if (intf.network().equals("mgmtnetwork")) {
+ assertThat(intf.intf(), is("eth3"));
+ }
+ if (intf.network().equals("oamnetwork")) {
+ assertThat(intf.intf(), is("eth4"));
+ }
+ });
+ }
+
+ private KubevirtNode getKubevirtNode(String resourceName) throws IOException {
+ InputStream jsonStream = KubevirtNodeCodecTest.class.getResourceAsStream(resourceName);
+ JsonNode json = context.mapper().readTree(jsonStream);
+ MatcherAssert.assertThat(json, notNullValue());
+ KubevirtNode node = kubevirtNodeCodec.decode((ObjectNode) json, context);
+ assertThat(node, notNullValue());
+ return node;
+ }
+
+ /**
+ * Mock codec context for use in codec unit tests.
+ */
+ private class MockCodecContext implements CodecContext {
+
+ private final ObjectMapper mapper = new ObjectMapper();
+ private final CodecManager manager = new CodecManager();
+ private final Map<Class<?>, Object> services = new HashMap<>();
+
+ /**
+ * Constructs a new mock codec context.
+ */
+ public MockCodecContext() {
+ manager.activate();
+ }
+
+ @Override
+ public ObjectMapper mapper() {
+ return mapper;
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public <T> JsonCodec<T> codec(Class<T> entityClass) {
+ if (entityClass == KubevirtPhyInterface.class) {
+ return (JsonCodec<T>) kubevirtPhyInterfaceJsonCodec;
+ }
+
+ return manager.getCodec(entityClass);
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public <T> T getService(Class<T> serviceClass) {
+ return (T) services.get(serviceClass);
+ }
+
+ // for registering mock services
+ public <T> void registerService(Class<T> serviceClass, T impl) {
+ services.put(serviceClass, impl);
+ }
+ }
+}