Add unit test of openstack node REST API

Change-Id: I114dcec0558b450cc0fd5683cca91ee07ee8e733
diff --git a/apps/openstacknode/app/BUCK b/apps/openstacknode/app/BUCK
index ee11cb5..4612f6a 100644
--- a/apps/openstacknode/app/BUCK
+++ b/apps/openstacknode/app/BUCK
@@ -16,6 +16,8 @@
     '//lib:TEST_ADAPTERS',
     '//core/api:onos-api-tests',
     '//core/common:onos-core-common-tests',
+    '//web/api:onos-rest-tests',
+    '//lib:TEST_REST',
 ]
 
 osgi_jar_with_tests (
diff --git a/apps/openstacknode/app/pom.xml b/apps/openstacknode/app/pom.xml
index 7a2cec2..3555cf8 100644
--- a/apps/openstacknode/app/pom.xml
+++ b/apps/openstacknode/app/pom.xml
@@ -40,6 +40,14 @@
             org.onosproject.ovsdb-base,
             org.onosproject.drivers.ovsdb
         </onos.app.requires>
+
+        <web.context>/onos/openstacknode</web.context>
+        <api.version>1.0</api.version>
+        <api.title>OpenStack Node API</api.title>
+        <api.description>
+            REST API for OpenStack Node
+        </api.description>
+        <api.package>org.onosproject.openstacknode.web</api.package>
     </properties>
 
     <dependencies>
@@ -123,5 +131,68 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.glassfish.jersey.core</groupId>
+            <artifactId>jersey-client</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.glassfish.jersey.containers</groupId>
+            <artifactId>jersey-container-servlet</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.glassfish.jersey.test-framework</groupId>
+            <artifactId>jersey-test-framework-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.glassfish.jersey.test-framework.providers</groupId>
+            <artifactId>jersey-test-framework-provider-jetty</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-osgi</artifactId>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-rest</artifactId>
+            <version>${project.version}</version>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+
     </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <_wab>src/main/webapp/</_wab>
+                        <Include-Resource>
+                            WEB-INF/classes/apidoc/swagger.json=target/swagger.json,
+                            {maven-resources}
+                        </Include-Resource>
+                        <Bundle-SymbolicName>
+                            ${project.groupId}.${project.artifactId}
+                        </Bundle-SymbolicName>
+                        <Import-Package>
+                            *,org.glassfish.jersey.servlet
+                        </Import-Package>
+                        <Web-ContextPath>${web.context}</Web-ContextPath>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
 </project>
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebApplication.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebApplication.java
new file mode 100644
index 0000000..88e9b19
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebApplication.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018-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.openstacknode.web;
+
+import org.onlab.rest.AbstractWebApplication;
+
+import java.util.Set;
+
+/**
+ * Openstack node REST APIs web application.
+ */
+public class OpenstackNodeWebApplication extends AbstractWebApplication {
+    @Override
+    public Set<Class<?>> getClasses() {
+        return getClasses(OpenstackNodeWebResource.class);
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebResource.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebResource.java
index e960d4b..e0f6e53 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebResource.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeWebResource.java
@@ -19,7 +19,6 @@
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.collect.Sets;
-import org.onlab.osgi.DefaultServiceDirectory;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackNodeAdminService;
 import org.onosproject.openstacknode.api.OpenstackNodeService;
@@ -60,9 +59,9 @@
     private static final String DELETE = "DELETE";
 
     private final OpenstackNodeAdminService osNodeAdminService =
-            DefaultServiceDirectory.getService(OpenstackNodeAdminService.class);
+                                            get(OpenstackNodeAdminService.class);
     private final OpenstackNodeService osNodeService =
-            DefaultServiceDirectory.getService(OpenstackNodeService.class);
+                                            get(OpenstackNodeService.class);
 
     @Context
     private UriInfo uriInfo;
diff --git a/apps/openstacknode/app/src/main/webapp/WEB-INF/web.xml b/apps/openstacknode/app/src/main/webapp/WEB-INF/web.xml
index 689c8ec..e1f7ceb 100644
--- a/apps/openstacknode/app/src/main/webapp/WEB-INF/web.xml
+++ b/apps/openstacknode/app/src/main/webapp/WEB-INF/web.xml
@@ -14,20 +14,38 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee"
+<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xmlns="http://java.sun.com/xml/ns/javaee"
          xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
          xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
          id="ONOS" version="2.5">
     <display-name>Openstack Node REST API v1.0</display-name>
 
+    <security-constraint>
+        <web-resource-collection>
+            <web-resource-name>Secured</web-resource-name>
+            <url-pattern>/*</url-pattern>
+        </web-resource-collection>
+        <auth-constraint>
+            <role-name>admin</role-name>
+        </auth-constraint>
+    </security-constraint>
+
+    <security-role>
+        <role-name>admin</role-name>
+    </security-role>
+
+    <login-config>
+        <auth-method>BASIC</auth-method>
+        <realm-name>karaf</realm-name>
+    </login-config>
+
     <servlet>
         <servlet-name>JAX-RS Service</servlet-name>
         <servlet-class>org.glassfish.jersey.servlet.ServletContainer</servlet-class>
         <init-param>
-            <param-name>jersey.config.server.provider.classnames</param-name>
-            <param-value>
-                org.onosproject.openstacknode.web.OpenstackNodeWebResource
-            </param-value>
+            <param-name>javax.ws.rs.Application</param-name>
+            <param-value>org.onosproject.openstacknode.web.OpenstackNodeWebApplication</param-value>
         </init-param>
         <load-on-startup>1</load-on-startup>
     </servlet>
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/web/OpenstackNodeWebResourceTest.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/web/OpenstackNodeWebResourceTest.java
new file mode 100644
index 0000000..ed8cd9a
--- /dev/null
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/web/OpenstackNodeWebResourceTest.java
@@ -0,0 +1,183 @@
+/*
+ * Copyright 2018-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.openstacknode.web;
+
+import org.glassfish.jersey.server.ResourceConfig;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.osgi.ServiceDirectory;
+import org.onlab.osgi.TestServiceDirectory;
+import org.onlab.packet.IpAddress;
+import org.onosproject.codec.CodecService;
+import org.onosproject.codec.impl.CodecManager;
+import org.onosproject.net.DeviceId;
+import org.onosproject.openstacknode.api.NodeState;
+import org.onosproject.openstacknode.api.OpenstackNode;
+import org.onosproject.openstacknode.api.OpenstackNodeAdminService;
+import org.onosproject.openstacknode.api.OpenstackNodeService;
+import org.onosproject.openstacknode.codec.OpenstackNodeCodec;
+import org.onosproject.openstacknode.impl.DefaultOpenstackNode;
+import org.onosproject.rest.resources.ResourceTest;
+
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.io.InputStream;
+
+import static org.easymock.EasyMock.anyObject;
+import static org.easymock.EasyMock.anyString;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.easymock.EasyMock.verify;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Unit test for Openstack node REST API.
+ */
+public class OpenstackNodeWebResourceTest extends ResourceTest {
+
+    final OpenstackNodeService mockOpenstackNodeService =
+            createMock(OpenstackNodeService.class);
+    final OpenstackNodeAdminService mockOpenstackNodeAdminService =
+            createMock(OpenstackNodeAdminService.class);
+    private static final String PATH = "configure";
+
+    /**
+     * Constructs an openstack node resource test instance.
+     */
+    public OpenstackNodeWebResourceTest() {
+        super(ResourceConfig.forApplicationClass(OpenstackNodeWebApplication.class));
+    }
+
+    private OpenstackNode openstackNode;
+
+    /**
+     * Sets up the global values for all the tests.
+     */
+    @Before
+    public void setUpTest() {
+        final CodecManager codecService = new CodecManager();
+        codecService.activate();
+        codecService.registerCodec(OpenstackNode.class, new OpenstackNodeCodec());
+        ServiceDirectory testDirectory =
+                new TestServiceDirectory()
+                        .add(OpenstackNodeService.class, mockOpenstackNodeService)
+                        .add(OpenstackNodeAdminService.class, mockOpenstackNodeAdminService)
+                        .add(CodecService.class, codecService);
+        setServiceDirectory(testDirectory);
+
+        openstackNode = DefaultOpenstackNode.builder()
+                            .hostname("compute-node")
+                            .type(OpenstackNode.NodeType.COMPUTE)
+                            .dataIp(IpAddress.valueOf("10.134.34.222"))
+                            .managementIp(IpAddress.valueOf("10.134.231.30"))
+                            .intgBridge(DeviceId.deviceId("of:00000000000000a1"))
+                            .uplinkPort("eth2")
+                            .state(NodeState.INIT)
+                            .build();
+    }
+
+    /**
+     * Tests the results of the REST API POST with creating new nodes operation.
+     */
+    @Test
+    public void testCreateNodesWithCreateOperation() {
+        expect(mockOpenstackNodeService.node(anyString())).andReturn(null).once();
+        replay(mockOpenstackNodeService);
+
+        mockOpenstackNodeAdminService.createNode(anyObject());
+        replay(mockOpenstackNodeAdminService);
+
+        final WebTarget wt = target();
+        InputStream jsonStream = OpenstackNodeWebResourceTest.class
+                .getResourceAsStream("openstack-node-gateway-config.json");
+        Response response = wt.path(PATH).request(MediaType.APPLICATION_JSON_TYPE)
+                .post(Entity.json(jsonStream));
+        final int status = response.getStatus();
+
+        assertThat(status, is(201));
+
+        verify(mockOpenstackNodeService);
+        verify(mockOpenstackNodeAdminService);
+    }
+
+    /**
+     * Tests the results of the REST API POST without creating new nodes operation.
+     */
+    @Test
+    public void testCreateNodesWithoutCreateOperation() {
+        expect(mockOpenstackNodeService.node(anyString())).andReturn(openstackNode).once();
+        replay(mockOpenstackNodeService);
+
+        final WebTarget wt = target();
+        InputStream jsonStream = OpenstackNodeWebResourceTest.class
+                .getResourceAsStream("openstack-node-gateway-config.json");
+        Response response = wt.path(PATH).request(MediaType.APPLICATION_JSON_TYPE)
+                .post(Entity.json(jsonStream));
+        final int status = response.getStatus();
+
+        assertThat(status, is(201));
+
+        verify(mockOpenstackNodeService);
+    }
+
+    /**
+     * Tests the results of the REST API PUT with modifying the nodes.
+     */
+    @Test
+    public void testUpdateNodesWithoutModifyOperation() {
+        expect(mockOpenstackNodeService.node(anyString())).andReturn(openstackNode).once();
+        replay(mockOpenstackNodeService);
+
+        mockOpenstackNodeAdminService.updateNode(anyObject());
+        replay(mockOpenstackNodeAdminService);
+
+        final WebTarget wt = target();
+        InputStream jsonStream = OpenstackNodeWebResourceTest.class
+                .getResourceAsStream("openstack-node-gateway-config.json");
+        Response response = wt.path(PATH).request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(jsonStream));
+        final int status = response.getStatus();
+
+        assertThat(status, is(200));
+
+        verify(mockOpenstackNodeService);
+        verify(mockOpenstackNodeAdminService);
+    }
+
+    /**
+     * Tests the results of the REST API PUT without modifying the nodes.
+     */
+    @Test
+    public void testUpdateNodesWithModifyOperation() {
+        expect(mockOpenstackNodeService.node(anyString())).andReturn(null).once();
+        replay(mockOpenstackNodeService);
+
+        final WebTarget wt = target();
+        InputStream jsonStream = OpenstackNodeWebResourceTest.class
+                .getResourceAsStream("openstack-node-gateway-config.json");
+        Response response = wt.path(PATH).request(MediaType.APPLICATION_JSON_TYPE)
+                .put(Entity.json(jsonStream));
+        final int status = response.getStatus();
+
+        assertThat(status, is(304));
+
+        verify(mockOpenstackNodeService);
+    }
+}
diff --git a/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/web/openstack-node-gateway-config.json b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/web/openstack-node-gateway-config.json
new file mode 100644
index 0000000..af4537f
--- /dev/null
+++ b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/web/openstack-node-gateway-config.json
@@ -0,0 +1,14 @@
+{
+  "nodes" : [
+    {
+      "hostname" : "gateway-node",
+      "type" : "GATEWAY",
+      "managementIp" : "10.134.231.32",
+      "dataIp" : "10.134.34.224",
+      "integrationBridge" : "of:00000000000000a2",
+      "routerBridge" : "of:00000000000000b1",
+      "uplinkPort" : "eth2",
+      "routerController" : "172.17.0.2"
+    }
+  ]
+}
\ No newline at end of file