Initial support for multi kubernetes clusters for k8s nodes
Change-Id: I6ca132898f8e157e0583de38a637fdc135f21d6f
diff --git a/apps/k8s-node/app/src/test/java/org/onosproject/k8snode/codec/K8sHostCodecTest.java b/apps/k8s-node/app/src/test/java/org/onosproject/k8snode/codec/K8sHostCodecTest.java
new file mode 100644
index 0000000..c7cb041
--- /dev/null
+++ b/apps/k8s-node/app/src/test/java/org/onosproject/k8snode/codec/K8sHostCodecTest.java
@@ -0,0 +1,144 @@
+/*
+ * 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.k8snode.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.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.k8snode.api.DefaultK8sHost;
+import org.onosproject.k8snode.api.K8sHost;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+
+import static junit.framework.TestCase.assertEquals;
+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.notNullValue;
+import static org.onosproject.k8snode.api.K8sHostState.INIT;
+import static org.onosproject.k8snode.codec.K8sHostJsonMatcher.matchesK8sHost;
+import static org.onosproject.net.NetTestTools.APP_ID;
+
+public class K8sHostCodecTest {
+
+ MockCodecContext context;
+
+ JsonCodec<K8sHost> k8sHostCodec;
+
+ final CoreService mockCoreService = createMock(CoreService.class);
+ private static final String REST_APP_ID = "org.onosproject.rest";
+
+ /**
+ * Initial setup for this unit test.
+ */
+ @Before
+ public void setUp() {
+ context = new MockCodecContext();
+ k8sHostCodec = new K8sHostCodec();
+
+ assertThat(k8sHostCodec, notNullValue());
+
+ expect(mockCoreService.registerApplication(REST_APP_ID))
+ .andReturn(APP_ID).anyTimes();
+ replay(mockCoreService);
+ context.registerService(CoreService.class, mockCoreService);
+ }
+
+ /**
+ * Tests the kubernetes host encoding.
+ */
+ @Test
+ public void testK8sHostEncode() {
+ K8sHost host = DefaultK8sHost.builder()
+ .hostIp(IpAddress.valueOf("192.168.200.10"))
+ .state(INIT)
+ .nodeNames(ImmutableSet.of("1", "2"))
+ .build();
+
+ ObjectNode hostJson = k8sHostCodec.encode(host, context);
+ assertThat(hostJson, matchesK8sHost(host));
+ }
+
+ /**
+ * Tests the kubernetes host decoding.
+ */
+ @Test
+ public void testK8sHostDecode() throws IOException {
+ K8sHost host = getK8sHost("K8sHost.json");
+
+ assertEquals("192.168.200.10", host.hostIp().toString());
+ assertEquals("INIT", host.state().name());
+ }
+
+ private K8sHost getK8sHost(String resourceName) throws IOException {
+ InputStream jsonStream = K8sHostCodecTest.class.getResourceAsStream(resourceName);
+ JsonNode json = context.mapper().readTree(jsonStream);
+ assertThat(json, notNullValue());
+ K8sHost host = k8sHostCodec.decode((ObjectNode) json, context);
+ assertThat(host, notNullValue());
+ return host;
+ }
+
+ 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
+ @SuppressWarnings("unchecked")
+ public <T> JsonCodec<T> codec(Class<T> entityClass) {
+ if (entityClass == K8sHost.class) {
+ return (JsonCodec<T>) k8sHostCodec;
+ }
+ 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);
+ }
+ }
+}