Add a set of codecs for kubevirt network with unit test cases
Change-Id: I0734a085258236f524d0d251ab71056eb5602dc4
diff --git a/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtNetworkCodecTest.java b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtNetworkCodecTest.java
new file mode 100644
index 0000000..285b190
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtNetworkCodecTest.java
@@ -0,0 +1,177 @@
+/*
+ * Copyright 2021-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.kubevirtnetworking.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.ImmutableSet;
+import org.hamcrest.MatcherAssert;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpPrefix;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.codec.impl.CodecManager;
+import org.onosproject.core.CoreService;
+import org.onosproject.kubevirtnetworking.api.DefaultKubevirtNetwork;
+import org.onosproject.kubevirtnetworking.api.KubevirtHostRoute;
+import org.onosproject.kubevirtnetworking.api.KubevirtIpPool;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetwork;
+
+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.kubevirtnetworking.codec.KubevirtNetworkJsonMatcher.matchesKubevirtNetwork;
+import static org.onosproject.net.NetTestTools.APP_ID;
+
+/**
+ * Unit tests for KubevirtNetwork codec.
+ */
+public final class KubevirtNetworkCodecTest {
+
+ MockCodecContext context;
+
+ JsonCodec<KubevirtNetwork> kubevirtNetworkCodec;
+ JsonCodec<KubevirtHostRoute> kubevirtHostRouteCodec;
+ JsonCodec<KubevirtIpPool> kubevirtIpPoolCodec;
+
+ final CoreService mockCoreService = createMock(CoreService.class);
+ private static final String REST_APP_ID = "org.onosproject.rest";
+
+ @Before
+ public void setUp() {
+ context = new MockCodecContext();
+ kubevirtNetworkCodec = new KubevirtNetworkCodec();
+ kubevirtHostRouteCodec = new KubevirtHostRouteCodec();
+ kubevirtIpPoolCodec = new KubevirtIpPoolCodec();
+
+ assertThat(kubevirtNetworkCodec, notNullValue());
+ assertThat(kubevirtHostRouteCodec, notNullValue());
+ assertThat(kubevirtIpPoolCodec, notNullValue());
+
+ expect(mockCoreService.registerApplication(REST_APP_ID))
+ .andReturn(APP_ID).anyTimes();
+ replay(mockCoreService);
+ context.registerService(CoreService.class, mockCoreService);
+ }
+
+ /**
+ * Tests the kubevirt network encoding.
+ */
+ @Test
+ public void testKubevirtNetworkEncode() {
+ KubevirtHostRoute hostRoute1 = new KubevirtHostRoute(IpPrefix.valueOf("10.10.10.0/24"),
+ IpAddress.valueOf("20.20.20.1"));
+ KubevirtHostRoute hostRoute2 = new KubevirtHostRoute(IpPrefix.valueOf("20.20.20.0/24"),
+ IpAddress.valueOf("10.10.10.1"));
+
+ KubevirtIpPool ipPool = new KubevirtIpPool(IpAddress.valueOf("10.10.10.100"),
+ IpAddress.valueOf("10.10.10.200"));
+
+ KubevirtNetwork network = DefaultKubevirtNetwork.builder()
+ .networkId("net-1")
+ .name("net-1")
+ .type(KubevirtNetwork.Type.FLAT)
+ .gatewayIp(IpAddress.valueOf("10.10.10.1"))
+ .mtu(1500)
+ .cidr("10.10.10.0/24")
+ .hostRoutes(ImmutableSet.of(hostRoute1, hostRoute2))
+ .ipPool(ipPool)
+ .build();
+
+ ObjectNode networkJson = kubevirtNetworkCodec.encode(network, context);
+ assertThat(networkJson, matchesKubevirtNetwork(network));
+ }
+
+ /**
+ * Tests the kubevirt network decoding.
+ *
+ * @throws IOException io exception
+ */
+ @Test
+ public void testKubevirtNetworkDecode() throws IOException {
+ KubevirtNetwork network = getKubevirtNetwork("KubevirtNetwork.json");
+
+ assertThat(network.networkId(), is("network-1"));
+ assertThat(network.name(), is("network-1"));
+ assertThat(network.type().name(), is("FLAT"));
+ assertThat(network.cidr(), is("10.10.0.0/24"));
+ assertThat(network.gatewayIp().toString(), is("10.10.0.1"));
+ assertThat(network.ipPool().start().toString(), is("10.10.10.100"));
+ assertThat(network.ipPool().end().toString(), is("10.10.10.200"));
+ }
+
+ private KubevirtNetwork getKubevirtNetwork(String resourceName) throws IOException {
+ InputStream jsonStream = KubevirtNetworkCodecTest.class.getResourceAsStream(resourceName);
+ JsonNode json = context.mapper().readTree(jsonStream);
+ MatcherAssert.assertThat(json, notNullValue());
+ KubevirtNetwork network = kubevirtNetworkCodec.decode((ObjectNode) json, context);
+ assertThat(network, notNullValue());
+ return network;
+ }
+
+ 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;
+ }
+
+ @Override
+ public <T> JsonCodec<T> codec(Class<T> entityClass) {
+ if (entityClass == KubevirtHostRoute.class) {
+ return (JsonCodec<T>) kubevirtHostRouteCodec;
+ }
+
+ if (entityClass == KubevirtIpPool.class) {
+ return (JsonCodec<T>) kubevirtIpPoolCodec;
+ }
+
+ return manager.getCodec(entityClass);
+ }
+
+ @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);
+ }
+ }
+}