additional Unit Tests

Change-Id: I08d5e723a66512ed741b427c3c987423f4feb265
Signed-off-by: esobmar <mariusz.sobucki@ericsson.com>
Issue-ID: DMAAP-101

5 files changed, 1231 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index a311f8d1..bd821d35 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 *.log*
 *.classpath
 *.project
+datarouter-prov/unit-test-logs/
diff --git a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DRFeedsServletTest.java b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DRFeedsServletTest.java
new file mode 100644
index 00000000..206ce912
--- /dev/null
+++ b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DRFeedsServletTest.java
@@ -0,0 +1,384 @@
+
+/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package org.onap.dmaap.datarouter.provisioning;
+
+import org.apache.commons.lang3.reflect.FieldUtils;
+import org.jetbrains.annotations.NotNull;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.onap.dmaap.datarouter.authz.AuthorizationResponse;
+import org.onap.dmaap.datarouter.authz.Authorizer;
+import org.onap.dmaap.datarouter.provisioning.beans.Feed;
+import org.onap.dmaap.datarouter.provisioning.beans.Insertable;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.HashSet;
+import java.util.Set;
+
+import static org.hamcrest.Matchers.notNullValue;
+import static org.mockito.Mockito.*;
+import static org.onap.dmaap.datarouter.provisioning.BaseServlet.BEHALF_HEADER;
+
+
+@RunWith(PowerMockRunner.class)
+@SuppressStaticInitializationFor("org.onap.dmaap.datarouter.provisioning.beans.Feed")
+public class DRFeedsServletTest extends DrServletTestBase {
+    private static DRFeedsServlet drfeedsServlet;
+
+    @Mock
+    private HttpServletRequest request;
+    @Mock
+    private HttpServletResponse response;
+
+    @Before
+    public void setUp() throws Exception {
+        super.setUp();
+        drfeedsServlet = new DRFeedsServlet();
+        setAuthoriserToReturnRequestIsAuthorized();
+        setPokerToNotCreateTimersWhenDeleteFeedIsCalled();
+        setupValidAuthorisedRequest();
+        setUpValidSecurityOnHttpRequest();
+        setUpValidContentHeadersAndJSONOnHttpRequest();
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_SC_METHOD_NOT_ALLOWED_Response_Is_Generated() throws Exception {
+        drfeedsServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_METHOD_NOT_ALLOWED), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        drfeedsServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        drfeedsServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_URL_Path_Not_Valid_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getRequestURI()).thenReturn("/123");
+        drfeedsServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        drfeedsServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Fails_With_Valid_Name_And_Version() throws Exception {
+        when(request.getParameter("name")).thenReturn("stub_name");
+        when(request.getParameter("version")).thenReturn("stub_version");
+        drfeedsServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Succeeds_With_Valid_Name_And_Version() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        when(request.getParameter("name")).thenReturn("stub_name");
+        when(request.getParameter("version")).thenReturn("stub_version");
+        PowerMockito.mockStatic(Feed.class);
+        Feed feed = mock(Feed.class);
+        PowerMockito.when(Feed.getFeedByNameVersion(anyString(), anyString())).thenReturn(feed);
+        when(feed.asJSONObject(true)).thenReturn(mock(JSONObject.class));
+        drfeedsServlet.doGet(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_OK));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Succeeds_With_Invalid_Name_And_Version() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        drfeedsServlet.doGet(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_OK));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_SC_METHOD_NOT_ALLOWED_Response_Is_Generated() throws Exception {
+        drfeedsServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_METHOD_NOT_ALLOWED), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_URL_Path_Not_Valid_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getRequestURI()).thenReturn("/123");
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Content_Header_Is_Not_Supported_Type_Then_Unsupported_Media_Type_Response_Is_Generated() throws Exception {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.feed; version=1.1");
+        when(request.getContentType()).thenReturn("stub_contentType");
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Contains_Badly_Formed_JSON_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Active_Feeds_Equals_Max_Feeds_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxFeeds", 0, true);
+        DRFeedsServlet drfeedsServlet = new DRFeedsServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                return new JSONObject();
+            }
+        };
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_CONFLICT), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Feed_Is_Not_Valid_Object_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn(null);
+        JSONObject JSObject = buildRequestJsonObject();
+
+        DRFeedsServlet drfeedsServlet = new DRFeedsServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                return jo;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxFeeds", 10, true);
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Feed_Already_Exists_Bad_Request_Response_Is_Generated() throws Exception {
+        setFeedToReturnInvalidFeedIdSupplied();
+        JSONObject JSObject = buildRequestJsonObject();
+        DRFeedsServlet drfeedsServlet = new DRFeedsServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "not_stub_name");
+                jo.put("version", "1.0");
+                jo.put("authorization", JSObject);
+                return jo;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxFeeds", 10, true);
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_POST_Fails_Bad_Request_Response_Is_Generated() throws Exception {
+        JSONObject JSObject = buildRequestJsonObject();
+        DRFeedsServlet drfeedsServlet = new DRFeedsServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("authorization", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doInsert(Insertable bean) {
+                return false;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxFeeds", 10, true);
+        drfeedsServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_INTERNAL_SERVER_ERROR), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Change_On_Feeds_Succeeds_A_STATUS_OK_Response_Is_Generated() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+
+        JSONObject JSObject = buildRequestJsonObject();
+        DRFeedsServlet drfeedsServlet = new DRFeedsServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "1.0");
+                jo.put("authorization", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doInsert(Insertable bean) {
+                return true;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxFeeds", 10, true);
+        drfeedsServlet.doPost(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_CREATED));
+    }
+
+    @NotNull
+    private JSONObject buildRequestJsonObject() {
+        JSONObject JSObject = new JSONObject();
+        JSONArray endpointIDs = new JSONArray();
+        JSONObject JOEndpointIDs = new JSONObject();
+        JOEndpointIDs.put("id", "stub_endpoint_id");
+        JOEndpointIDs.put("password", "stub_endpoint_password");
+        endpointIDs.put(JOEndpointIDs);
+
+        JSONArray endpointAddresses = new JSONArray();
+        endpointAddresses.put("127.0.0.1");
+
+        JSObject.put("classification", "stub_classification");
+        JSObject.put("endpoint_ids", endpointIDs);
+        JSObject.put("endpoint_addrs", endpointAddresses);
+        return JSObject;
+    }
+
+
+
+    private void initialiseBaseServletToBypassRetreiviingInitialisationParametersFromDatabase() throws IllegalAccessException {
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "startmsgFlag", false, true);
+        SynchronizerTask synchronizerTask = mock(SynchronizerTask.class);
+        when(synchronizerTask.getState()).thenReturn(SynchronizerTask.UNKNOWN);
+        FieldUtils.writeDeclaredStaticField(SynchronizerTask.class, "synctask", synchronizerTask, true);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "max_feeds", 10, true);
+    }
+
+    private void setUpValidSecurityOnHttpRequest() throws Exception {
+        when(request.isSecure()).thenReturn(true);
+        Set<String> authAddressesAndNetworks = new HashSet<String>();
+        authAddressesAndNetworks.add(("127.0.0.1"));
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authorizedAddressesAndNetworks", authAddressesAndNetworks, true);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "requireCert", false, true);
+    }
+
+    private void setBehalfHeader(String headerValue) {
+        when(request.getHeader(BEHALF_HEADER)).thenReturn(headerValue);
+    }
+
+    private void setValidPathInfoInHttpHeader() {
+        when(request.getPathInfo()).thenReturn("/123");
+    }
+
+    private void setFeedToReturnInvalidFeedIdSupplied() {
+        PowerMockito.mockStatic(Feed.class);
+        PowerMockito.when(Feed.getFeedById(anyInt())).thenReturn(null);
+        when(Feed.getFeedByNameVersion(anyString(), anyString())).thenReturn(mock(Feed.class));
+    }
+
+    private void setFeedToReturnValidFeedForSuppliedId() {
+        PowerMockito.mockStatic(Feed.class);
+        Feed feed = mock(Feed.class);
+        PowerMockito.when(Feed.getFeedById(anyInt())).thenReturn(feed);
+        when(feed.isDeleted()).thenReturn(false);
+        when(feed.asJSONObject(true)).thenReturn(mock(JSONObject.class));
+        when(feed.getPublisher()).thenReturn("Stub_Value");
+        when(feed.getName()).thenReturn("stub_name");
+        when(feed.getVersion()).thenReturn("1.0");
+        when(feed.asLimitedJSONObject()).thenReturn(mock(JSONObject.class));
+        PowerMockito.when(feed.getFeedByNameVersion(anyString(), anyString())).thenReturn(null);
+    }
+
+    private void setAuthoriserToReturnRequestNotAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(false);
+    }
+
+    private void setAuthoriserToReturnRequestIsAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(true);
+    }
+
+    private void setPokerToNotCreateTimersWhenDeleteFeedIsCalled() throws Exception {
+        Poker poker = mock(Poker.class);
+        FieldUtils.writeDeclaredStaticField(Poker.class, "poker", poker, true);
+    }
+
+    private void setupValidAuthorisedRequest() throws Exception {
+        setUpValidSecurityOnHttpRequest();
+        setBehalfHeader("Stub_Value");
+        setValidPathInfoInHttpHeader();
+        setFeedToReturnValidFeedForSuppliedId();
+    }
+
+    private void setUpValidContentHeadersAndJSONOnHttpRequest() {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.feed; version=1.0");
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+
+    }
+
+}
\ No newline at end of file
diff --git a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DrServletTestBase.java b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DrServletTestBase.java
index e8c37866..414fc185 100644
--- a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DrServletTestBase.java
+++ b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/DrServletTestBase.java
@@ -40,6 +40,7 @@ public class DrServletTestBase {
         props.setProperty("org.onap.dmaap.datarouter.provserver.isaddressauthenabled", "false");
         props.setProperty("org.onap.dmaap.datarouter.provserver.accesslog.dir", "datarouter-prov/unit-test-logs");
         props.setProperty("org.onap.dmaap.datarouter.provserver.spooldir", "resources/spooldir");
+        props.setProperty("org.onap.dmaap.datarouter.provserver.https.relaxation", "false");
         FieldUtils.writeDeclaredStaticField(DB.class, "props", props, true);
         FieldUtils.writeDeclaredStaticField(BaseServlet.class, "startmsgFlag", false, true);
         SynchronizerTask synchronizerTask = mock(SynchronizerTask.class);
diff --git a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscribeServletTest.java b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscribeServletTest.java
new file mode 100644
index 00000000..2d89b5ea
--- /dev/null
+++ b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscribeServletTest.java
@@ -0,0 +1,356 @@
+/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package org.onap.dmaap.datarouter.provisioning;
+
+import org.apache.commons.lang3.reflect.FieldUtils;
+import org.jetbrains.annotations.NotNull;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.onap.dmaap.datarouter.authz.AuthorizationResponse;
+import org.onap.dmaap.datarouter.authz.Authorizer;
+import org.onap.dmaap.datarouter.provisioning.beans.Feed;
+import org.onap.dmaap.datarouter.provisioning.beans.Insertable;
+import org.onap.dmaap.datarouter.provisioning.beans.Subscription;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import static org.hamcrest.Matchers.notNullValue;
+import static org.mockito.Mockito.*;
+import static org.onap.dmaap.datarouter.provisioning.BaseServlet.BEHALF_HEADER;
+
+
+@RunWith(PowerMockRunner.class)
+@SuppressStaticInitializationFor({"org.onap.dmaap.datarouter.provisioning.beans.Feed", "org.onap.dmaap.datarouter.provisioning.beans.Subscription"})
+public class SubscribeServletTest extends DrServletTestBase{
+    private static SubscribeServlet subscribeServlet;
+
+    @Mock
+    private HttpServletRequest request;
+    @Mock
+    private HttpServletResponse response;
+
+    @Before
+    public void setUp() throws Exception {
+        super.setUp();
+        subscribeServlet = new SubscribeServlet();
+        setAuthoriserToReturnRequestIsAuthorized();
+        setPokerToNotCreateTimersWhenDeleteFeedIsCalled();
+        setupValidAuthorisedRequest();
+        setUpValidSecurityOnHttpRequest();
+        setUpValidContentHeadersAndJSONOnHttpRequest();
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_SC_METHOD_NOT_ALLOWED_Response_Is_Generated() throws Exception {
+        subscribeServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_METHOD_NOT_ALLOWED), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscribeServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscribeServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscribeServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Feed_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setFeedToReturnInvalidFeedIdSupplied();
+        subscribeServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscribeServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Succeeds() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        PowerMockito.mockStatic(Subscription.class);
+        List<String> list = new ArrayList<String>();
+        list.add("{}");
+        PowerMockito.when(Subscription.getSubscriptionUrlList(anyInt())).thenReturn(list);
+        subscribeServlet.doGet(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_OK));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_SC_METHOD_NOT_ALLOWED_Response_Is_Generated() throws Exception {
+        subscribeServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_METHOD_NOT_ALLOWED), argThat(notNullValue(String.class)));
+    }
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Feed_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setFeedToReturnInvalidFeedIdSupplied();
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Content_Header_Is_Not_Supported_Type_Then_Unsupported_Media_Type_Response_Is_Generated() throws Exception {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.feed; version=1.1");
+        when(request.getContentType()).thenReturn("stub_contentType");
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Contains_Badly_Formed_JSON_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Active_Feeds_Equals_Max_Feeds_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxSubs", 0, true);
+        SubscribeServlet subscribeServlet = new SubscribeServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                return new JSONObject();
+            }
+        };
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_CONFLICT), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_POST_Fails_Bad_Request_Response_Is_Generated() throws Exception {
+        PowerMockito.mockStatic(Subscription.class);
+        PowerMockito.when(Subscription.getSubscriptionMatching(mock(Subscription.class))).thenReturn(null);
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscribeServlet subscribeServlet = new SubscribeServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doInsert(Insertable bean) {
+                return false;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxSubs", 10, true);
+        subscribeServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_INTERNAL_SERVER_ERROR), argThat(notNullValue(String.class)));
+    }
+
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Change_On_Feeds_Succeeds_A_STATUS_OK_Response_Is_Generated() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        PowerMockito.mockStatic(Subscription.class);
+        PowerMockito.when(Subscription.getSubscriptionMatching(mock(Subscription.class))).thenReturn(null);
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscribeServlet subscribeServlet = new SubscribeServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doInsert(Insertable bean) {
+                return true;
+            }
+        };
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "maxSubs", 10, true);
+        subscribeServlet.doPost(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_CREATED));
+    }
+
+
+    @NotNull
+    private JSONObject buildRequestJsonObject() {
+        JSONObject JSObject = new JSONObject();
+        JSONArray endpointIDs = new JSONArray();
+        JSONObject JOEndpointIDs = new JSONObject();
+        JOEndpointIDs.put("id", "stub_endpoint_id");
+        JOEndpointIDs.put("password", "stub_endpoint_password");
+        endpointIDs.put(JOEndpointIDs);
+
+        JSONArray endpointAddresses = new JSONArray();
+        endpointAddresses.put("127.0.0.1");
+
+        JSObject.put("classification", "stub_classification");
+        JSObject.put("endpoint_ids", endpointIDs);
+        JSObject.put("endpoint_addrs", endpointAddresses);
+        JSObject.put("url", "https://stub_address");
+        JSObject.put("use100", "true");
+        JSObject.put("password", "stub_password");
+        JSObject.put("user", "stub_user");
+        return JSObject;
+    }
+
+
+
+    private void initialiseBaseServletToBypassRetreiviingInitialisationParametersFromDatabase() throws IllegalAccessException {
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "startmsgFlag", false, true);
+        SynchronizerTask synchronizerTask = mock(SynchronizerTask.class);
+        when(synchronizerTask.getState()).thenReturn(SynchronizerTask.UNKNOWN);
+        FieldUtils.writeDeclaredStaticField(SynchronizerTask.class, "synctask", synchronizerTask, true);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "max_subs", 10, true);
+    }
+
+    private void setUpValidSecurityOnHttpRequest() throws Exception {
+        when(request.isSecure()).thenReturn(true);
+        Set<String> authAddressesAndNetworks = new HashSet<String>();
+        authAddressesAndNetworks.add(("127.0.0.1"));
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authorizedAddressesAndNetworks", authAddressesAndNetworks, true);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "requireCert", false, true);
+    }
+
+    private void setBehalfHeader(String headerValue) {
+        when(request.getHeader(BEHALF_HEADER)).thenReturn(headerValue);
+    }
+
+    private void setValidPathInfoInHttpHeader() {
+        when(request.getPathInfo()).thenReturn("/123");
+    }
+
+    private void setFeedToReturnInvalidFeedIdSupplied() {
+        PowerMockito.mockStatic(Feed.class);
+        PowerMockito.when(Feed.getFeedById(anyInt())).thenReturn(null);
+    }
+
+    private void setFeedToReturnValidFeedForSuppliedId() {
+        PowerMockito.mockStatic(Feed.class);
+        Feed feed = mock(Feed.class);
+        PowerMockito.when(Feed.getFeedById(anyInt())).thenReturn(feed);
+        when(feed.isDeleted()).thenReturn(false);
+        when(feed.asJSONObject(true)).thenReturn(mock(JSONObject.class));
+        when(feed.getPublisher()).thenReturn("Stub_Value");
+        when(feed.getName()).thenReturn("stub_name");
+        when(feed.getVersion()).thenReturn("1.0");
+        when(feed.asLimitedJSONObject()).thenReturn(mock(JSONObject.class));
+    }
+
+    private void setAuthoriserToReturnRequestNotAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(false);
+    }
+
+    private void setAuthoriserToReturnRequestIsAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(true);
+    }
+
+    private void setPokerToNotCreateTimersWhenDeleteFeedIsCalled() throws Exception {
+        Poker poker = mock(Poker.class);
+        FieldUtils.writeDeclaredStaticField(Poker.class, "poker", poker, true);
+    }
+
+    private void setupValidAuthorisedRequest() throws Exception {
+        setUpValidSecurityOnHttpRequest();
+        setBehalfHeader("Stub_Value");
+        setValidPathInfoInHttpHeader();
+        setFeedToReturnValidFeedForSuppliedId();
+    }
+
+    private void setUpValidContentHeadersAndJSONOnHttpRequest() {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+
+    }
+
+}
\ No newline at end of file
diff --git a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscriptionServletTest.java b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscriptionServletTest.java
new file mode 100644
index 00000000..a0514a69
--- /dev/null
+++ b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/SubscriptionServletTest.java
@@ -0,0 +1,489 @@
+/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package org.onap.dmaap.datarouter.provisioning;
+
+import org.apache.commons.lang3.reflect.FieldUtils;
+import org.jetbrains.annotations.NotNull;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.onap.dmaap.datarouter.authz.AuthorizationResponse;
+import org.onap.dmaap.datarouter.authz.Authorizer;
+import org.onap.dmaap.datarouter.provisioning.beans.Deleteable;
+import org.onap.dmaap.datarouter.provisioning.beans.Insertable;
+import org.onap.dmaap.datarouter.provisioning.beans.Subscription;
+import org.onap.dmaap.datarouter.provisioning.beans.Updateable;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import javax.servlet.ServletInputStream;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.HashSet;
+import java.util.Set;
+
+import static org.hamcrest.Matchers.notNullValue;
+import static org.mockito.Mockito.*;
+import static org.onap.dmaap.datarouter.provisioning.BaseServlet.BEHALF_HEADER;
+
+
+@RunWith(PowerMockRunner.class)
+@SuppressStaticInitializationFor("org.onap.dmaap.datarouter.provisioning.beans.Subscription")
+public class SubscriptionServletTest extends DrServletTestBase{
+    private SubscriptionServlet subscriptionServlet;
+
+    @Mock
+    private HttpServletRequest request;
+    @Mock
+    private HttpServletResponse response;
+
+    @Before
+    public void setUp() throws Exception {
+        super.setUp();
+        subscriptionServlet = new SubscriptionServlet();
+        setAuthoriserToReturnRequestIsAuthorized();
+        setPokerToNotCreateTimersWhenDeleteSubscriptionIsCalled();
+        setupValidAuthorisedRequest();
+        setUpValidSecurityOnHttpRequest();
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_SC_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_Subscription_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setSubscriptionToReturnInvalidSubscriptionIdSupplied();
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_Delete_On_Database_Fails_An_Internal_Server_Error_Is_Reported() throws Exception {
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet(){
+            public boolean doDelete(Deleteable deletable){
+                return false;
+            }
+        };
+        subscriptionServlet.doDelete(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_INTERNAL_SERVER_ERROR), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_DELETE_And_Delete_On_Database_Succeeds_A_NO_CONTENT_Response_Is_Generated() throws Exception {
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet(){
+            public boolean doDelete(Deleteable deletable){
+                return true;
+            }
+        };
+        subscriptionServlet.doDelete(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_NO_CONTENT));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscriptionServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscriptionServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscriptionServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Subscription_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setSubscriptionToReturnInvalidSubscriptionIdSupplied();
+        subscriptionServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscriptionServlet.doGet(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_GET_And_Request_Succeeds() throws Exception {
+        JSONObject JSObject = buildRequestJsonObject();
+        JSONObject jo = new JSONObject();
+        jo.put("name", "stub_name");
+        jo.put("version", "2.0");
+        jo.put("metadataOnly", true);
+        jo.put("suspend", true);
+        jo.put("delivery", JSObject);
+        Subscription sub = new Subscription(jo);
+        PowerMockito.mockStatic(Subscription.class);
+        PowerMockito.when(Subscription.getSubscriptionById(anyInt())).thenReturn(sub);
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        subscriptionServlet.doGet(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_OK));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Subscription_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setSubscriptionToReturnInvalidSubscriptionIdSupplied();
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_NOT_FOUND), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Content_Header_Is_Not_Supported_Type_Then_Unsupported_Media_Type_Response_Is_Generated() throws Exception {
+        when(request.getContentType()).thenReturn("stub_ContentType");
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Request_Contains_Badly_Formed_JSON_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        ServletInputStream inStream = mock(ServletInputStream.class);
+        when(request.getInputStream()).thenReturn(inStream);
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Subscription_Object_Is_Invalid_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                return jo;
+            }
+        };
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Subscriber_Modified_By_Different_Creator() throws Exception {
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn(null);
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+        };
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Update_Fails() throws Exception {
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doUpdate(Updateable bean) {
+                return false;
+            }
+        };
+        subscriptionServlet.doPut(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_INTERNAL_SERVER_ERROR), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_PUT_And_Update_Succeeds() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription; version=1.0");
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+
+            @Override
+            protected boolean doUpdate(Updateable bean) {
+                return true;
+            }
+        };
+        subscriptionServlet.doPut(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_OK));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Is_Not_Secure_When_HTTPS_Is_Required_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.isSecure()).thenReturn(false);
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_BEHALF_HEADER_Is_Not_Set_In_Request_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        setBehalfHeader(null);
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Path_Header_Is_Not_Set_In_Request_With_Valid_Path_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getPathInfo()).thenReturn(null);
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Subscription_Id_Is_Invalid_Then_Not_Found_Response_Is_Generated() throws Exception {
+        setSubscriptionToReturnInvalidSubscriptionIdSupplied();
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Content_Header_Is_Not_Supported_Type_Then_Unsupported_Media_Type_Response_Is_Generated() throws Exception {
+        when(request.getContentType()).thenReturn("stub_ContentType");
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_UNSUPPORTED_MEDIA_TYPE), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Is_Not_Authorized_Then_Forbidden_Response_Is_Generated() throws Exception {
+        when(request.getHeader(anyString())).thenReturn("application/vnd.att-dr.subscription-control");
+        setAuthoriserToReturnRequestNotAuthorized();
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_FORBIDDEN), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Request_Contains_Badly_Formed_JSON_Then_Bad_Request_Response_Is_Generated() throws Exception {
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription-control; version=1.0");
+        ServletInputStream inStream = mock(ServletInputStream.class);
+        when(request.getInputStream()).thenReturn(inStream);
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Post_Fails() throws Exception {
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription-control; version=1.0");
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                return jo;
+            }
+        };
+        subscriptionServlet.doPost(request, response);
+        verify(response).sendError(eq(HttpServletResponse.SC_BAD_REQUEST), argThat(notNullValue(String.class)));
+    }
+
+    @Test
+    public void Given_Request_Is_HTTP_POST_And_Post_Succeeds() throws Exception {
+        ServletOutputStream outStream = mock(ServletOutputStream.class);
+        when(response.getOutputStream()).thenReturn(outStream);
+        when(request.getHeader("X-ATT-DR-ON-BEHALF-OF-GROUP")).thenReturn("stub_subjectGroup");
+        when(request.getHeader("Content-Type")).thenReturn("application/vnd.att-dr.subscription-control; version=1.0");
+        JSONObject JSObject = buildRequestJsonObject();
+        SubscriptionServlet subscriptionServlet = new SubscriptionServlet() {
+            protected JSONObject getJSONfromInput(HttpServletRequest req) {
+                JSONObject jo = new JSONObject();
+                jo.put("name", "stub_name");
+                jo.put("version", "2.0");
+                jo.put("metadataOnly", true);
+                jo.put("suspend", true);
+                jo.put("delivery", JSObject);
+                jo.put("failed", false);
+                return jo;
+            }
+        };
+        subscriptionServlet.doPost(request, response);
+        verify(response).setStatus(eq(HttpServletResponse.SC_ACCEPTED));
+    }
+
+    @NotNull
+    private JSONObject buildRequestJsonObject() {
+        JSONObject JSObject = new JSONObject();
+        JSObject.put("url", "https://stub_address");
+        JSObject.put("use100", "true");
+        JSObject.put("password", "stub_password");
+        JSObject.put("user", "stub_user");
+        return JSObject;
+    }
+
+    private void initialiseBaseServletToBypassRetreiviingInitialisationParametersFromDatabase() throws IllegalAccessException {
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "startmsgFlag", false, true);
+        SynchronizerTask synchronizerTask = mock(SynchronizerTask.class);
+        when(synchronizerTask.getState()).thenReturn(SynchronizerTask.UNKNOWN);
+        FieldUtils.writeDeclaredStaticField(SynchronizerTask.class, "synctask", synchronizerTask, true);
+    }
+
+    private void setUpValidSecurityOnHttpRequest() throws Exception {
+        when(request.isSecure()).thenReturn(true);
+        Set<String> authAddressesAndNetworks = new HashSet<String>();
+        authAddressesAndNetworks.add(("127.0.0.1"));
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authorizedAddressesAndNetworks", authAddressesAndNetworks, true);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "requireCert", false, true);
+    }
+
+    private void setBehalfHeader(String headerValue) {
+        when(request.getHeader(BEHALF_HEADER)).thenReturn(headerValue);
+    }
+
+    private void setValidPathInfoInHttpHeader() {
+        when(request.getPathInfo()).thenReturn("/123");
+    }
+
+    private void setSubscriptionToReturnInvalidSubscriptionIdSupplied() {
+        PowerMockito.mockStatic(Subscription.class);
+        PowerMockito.when(Subscription.getSubscriptionById(anyInt())).thenReturn(null);
+    }
+
+    private void setSubscriptionToReturnValidSubscriptionForSuppliedId() {
+        PowerMockito.mockStatic(Subscription.class);
+        Subscription subscription = mock(Subscription.class);
+        PowerMockito.when(Subscription.getSubscriptionById(anyInt())).thenReturn(subscription);
+        when(subscription.getSubscriber()).thenReturn("Stub_Value");
+        when(subscription.asJSONObject()).thenReturn(mock(JSONObject.class));
+    }
+
+    private void setAuthoriserToReturnRequestNotAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(false);
+    }
+
+    private void setAuthoriserToReturnRequestIsAuthorized() throws IllegalAccessException {
+        AuthorizationResponse authResponse = mock(AuthorizationResponse.class);
+        Authorizer authorizer = mock(Authorizer.class);
+        FieldUtils.writeDeclaredStaticField(BaseServlet.class, "authz", authorizer, true);
+        when(authorizer.decide(request)).thenReturn(authResponse);
+        when(authResponse.isAuthorized()).thenReturn(true);
+    }
+
+    private void setPokerToNotCreateTimersWhenDeleteSubscriptionIsCalled() throws Exception {
+        Poker poker = mock(Poker.class);
+        FieldUtils.writeDeclaredStaticField(Poker.class, "poker", poker, true);
+    }
+
+    private void setupValidAuthorisedRequest() throws Exception {
+        setUpValidSecurityOnHttpRequest();
+        setBehalfHeader("Stub_Value");
+        setValidPathInfoInHttpHeader();
+        setSubscriptionToReturnValidSubscriptionForSuppliedId();
+    }
+}
\ No newline at end of file