RestconfDiscoveryNode Plugin implementation

Initial code submit for supporting RestconfDiscoveryNode Plugin implementation

Issue-ID: CCSDK-374

Change-Id: Ieb0b622b135ea78ef58bd36dfe171f4117bc3328
Signed-off-by: Vidyashree Rama <vidyashree.rama@huawei.com>

2 files changed, 173 insertions, 0 deletions

diff --git a/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/SseServerMock.java b/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/SseServerMock.java
new file mode 100644
index 000000000..1b234a236
--- /dev/null
+++ b/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/SseServerMock.java
@@ -0,0 +1,68 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - CCSDK
+ * ================================================================================
+ * Copyright (C) 2018 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.ccsdk.sli.plugins.restconfdiscovery;
+
+import org.glassfish.jersey.media.sse.EventOutput;
+import org.glassfish.jersey.media.sse.OutboundEvent;
+import org.glassfish.jersey.media.sse.SseFeature;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
+import java.io.IOException;
+
+@Path("events")
+public class SseServerMock {
+
+    @GET
+    @Produces(SseFeature.SERVER_SENT_EVENTS)
+    public EventOutput getServerSentEvents() throws IOException {
+        String data = "{" +
+                "\"ietf-notification:notification\" : {" +
+                "  \"eventTime\" : \"2017-10-25T08:22:33.44Z\"," +
+                "    \"ietf-yang-push:push-change-update\": {" +
+                "\"subscription-id\":\"89\"," +
+                "\"datastore-changes\": {" +
+                "\"ietf-yang-patch:yang-patch\":{" +
+                "\"patch-id\":\"1\"," +
+                "\"edit\":[{" +
+                "\"edit-id\":\"edit1\"," +
+                "\"operation\":\"merge\"," +
+                "\"target\":\"/ietf-interfaces:interfaces-state\"," +
+                "\"value\": {" +
+                "\"ietf-interfaces:interfaces-state\":{"+
+                "\"interface\": {" +
+                "\"name\":\"eth0\"," +
+                "\"oper-status\":\"down\"," +
+                "}" +
+                "}" +
+                "}" +
+                "}]"+
+                "}" +
+                "}" +
+                "}" +
+                "}" +
+                "}";
+        final EventOutput result = new EventOutput();
+        result.write(new OutboundEvent.Builder().data(String.class, data).build());
+        result.close();
+        return result;
+    }
+}
diff --git a/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/TestRestconfDiscoveryNode.java b/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/TestRestconfDiscoveryNode.java
new file mode 100644
index 000000000..db878f0af
--- /dev/null
+++ b/restconf-client/provider/src/test/java/org/onap/ccsdk/sli/plugins/restconfdiscovery/TestRestconfDiscoveryNode.java
@@ -0,0 +1,105 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - CCSDK
+ * ================================================================================
+ * Copyright (C) 2018 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.plugins.restconfdiscovery;
+
+import java.net.URI;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory;
+import org.glassfish.jersey.media.sse.SseFeature;
+import org.glassfish.jersey.server.ResourceConfig;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
+import org.onap.ccsdk.sli.core.sli.SvcLogicException;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+public class TestRestconfDiscoveryNode {
+
+    private static final URI CONTEXT = URI.create("http://localhost:8080/");
+
+    @Test
+    public void testEstablishPersistentConnection() throws SvcLogicException,
+            InterruptedException {
+        final ResourceConfig resourceConfig = new ResourceConfig(
+                SseServerMock.class, SseFeature.class);
+        GrizzlyHttpServerFactory.createHttpServer(CONTEXT, resourceConfig);
+        SvcLogicContext ctx = new SvcLogicContext();
+        ctx.setAttribute("prop.encoding-json", "encoding-json");
+        ctx.setAttribute("restapi-result.response-code", "200");
+        ctx.setAttribute("restapi-result.ietf-subscribed-notifications" +
+                                 ":output.identifier", "100");
+
+        Map<String, String> p = new HashMap<>();
+        p.put("sseConnectURL", "http://localhost:8080/events");
+        p.put("subscriberId", "networkId");
+        p.put("responsePrefix", "restapi-result");
+        RestconfDiscoveryNode rdn = new RestconfDiscoveryNode();
+        rdn.establishPersistentConnection(p, ctx, "networkId");
+        Thread.sleep(2000);
+        rdn.deleteSubscription(p, ctx);
+    }
+
+    @Test(expected = SvcLogicException.class)
+    public void testSubGraphExecution() throws SvcLogicException{
+        SvcLogicGraphInfo subDg = new SvcLogicGraphInfo();
+        subDg.mode("sync");
+        subDg.module("l3VpnService");
+        subDg.rpc("createVpn");
+        subDg.version("1.0");
+        SvcLogicContext ctx = new SvcLogicContext();
+        subDg.executeGraph(ctx);
+    }
+
+    @Test(expected = SvcLogicException.class)
+    public void testEstablishSubscriptionWithoutSubscriberId()
+            throws SvcLogicException{
+        SvcLogicContext ctx = new SvcLogicContext();
+        Map<String, String> p = new HashMap<>();
+        RestconfDiscoveryNode rdn = new RestconfDiscoveryNode();
+        rdn.establishSubscription(p, ctx);
+    }
+
+    @Test
+    public void testResponseCode() {
+        SvcLogicContext ctx = new SvcLogicContext();
+        ctx.setAttribute("restapi-result.response-code", "200");
+        ctx.setAttribute("response-code", "404");
+        RestconfDiscoveryNode rdn = new RestconfDiscoveryNode();
+        assertThat(rdn.getResponseCode("restapi-result", ctx),
+                   is("200"));
+        assertThat(rdn.getResponseCode(null, ctx),
+                   is("404"));
+    }
+
+    @Test
+    public void testOutputIdentifier() {
+        SvcLogicContext ctx = new SvcLogicContext();
+        ctx.setAttribute("restapi-result.ietf-subscribed-notifications:" +
+                                 "output.identifier", "89");
+        ctx.setAttribute("ietf-subscribed-notifications:output.identifier",
+                         "89");
+        RestconfDiscoveryNode rdn = new RestconfDiscoveryNode();
+        assertThat(rdn.getOutputIdentifier("restapi-result", ctx),
+                   is("89"));
+    }
+}