Additional test in response for Batch Api (#474)

Author: carycheng77

src/main/java/com/box/sdk/BatchAPIRequest.java

@@ -111,7 +111,7 @@ protected List<BoxAPIResponse> parseResponse(BoxJSONResponse batchResponse) {
             // Construct a BoxAPIResponse when response is null, or a BoxJSONResponse when there's a response
             // (not anticipating any other response as per current APIs.
             // Ideally we should do it based on response header)
-            if (jsonResponse.get("response") == null) {
+            if (jsonResponse.get("response") == null || jsonResponse.get("response").isNull()) {
                 response =
                     new BoxAPIResponse(jsonResponse.get("status").asInt(), responseHeaders);
             } else {

src/test/java/com/box/sdk/BatchAPIRequestTest.java

@@ -110,16 +110,54 @@ public void testTheParsingResponseWorksAsIntended() {
                 + "\t\t\t\t\"type\": \"collaboration\",\n"
                 + "\t\t\t\t\"id\": \"456\"\n"
                 + "\t\t\t}\n"
-                + "\t\t}\n"
+                + "\t\t},\n"
+                + "        {\n"
+                + "        \t\"status\": 200,\n"
+                + "        \t\"headers\": {},\n"
+                + "        \t\"response\": {\n"
+                + "        \t\t\"chunk_size\": 1,\n"
+                + "        \t\t\"next_stream_position\": \"1152922980411393698\",\n"
+                + "        \t\t\"entries\": [{\n"
+                + "        \t\t\t\"source\": {\n"
+                + "        \t\t\t\t\"type\": \"user\",\n"
+                + "        \t\t\t\t\"id\": \"235699372\",\n"
+                + "        \t\t\t\t\"name\": \"Cary Cheng\",\n"
+                + "        \t\t\t\t\"login\": \"[email protected]\"\n"
+                + "        \t\t\t},\n"
+                + "        \t\t\t\"created_by\": {\n"
+                + "        \t\t\t\t\"type\": \"user\",\n"
+                + "        \t\t\t\t\"id\": \"235699372\",\n"
+                + "        \t\t\t\t\"name\": \"Cary Cheng\",\n"
+                + "        \t\t\t\t\"login\": \"[email protected]\"\n"
+                + "        \t\t\t},\n"
+                + "        \t\t\t\"created_at\": \"2016-10-06T18:42:26-07:00\",\n"
+                + "        \t\t\t\"event_id\": \"f7369670-cc87-495f-af43-85287fd4d288\",\n"
+                + "        \t\t\t\"event_type\": \"ADD_LOGIN_ACTIVITY_DEVICE\",\n"
+                + "        \t\t\t\"ip_address\": \"24.130.143.167\",\n"
+                + "        \t\t\t\"type\": \"event\",\n"
+                + "        \t\t\t\"session_id\": null,\n"
+                + "        \t\t\t\"additional_details\": null\n"
+                + "        \t\t}]\n"
+                + "        \t}\n"
+                + "        },"
+                + "        {\n"
+                + "            \"status\": 404,\n"
+                + "            \"headers\": {},\n"
+                + "            \"response\": null\n"
+                + "        }\n"
                 + "\t]\n"
                 + "}";
             JsonObject responseJson = JsonObject.readFrom(stringResponse);
             BoxJSONResponse batchResponse = new BoxJSONResponse(200, null, responseJson);
             List<BoxAPIResponse> responses = batchRequest.parseResponse(batchResponse);
 
-            assertTrue("There should be three responses", responses.size() == 3);
+            assertTrue("There should be three responses", responses.size() == 5);
             for (BoxAPIResponse response: responses) {
-                assertTrue("Always has response body", ((BoxJSONResponse) response).getJsonObject() != null);
+                if (response.getResponseCode() == 404) {
+                    assertTrue("Always has response body", response != null);
+                } else {
+                    assertTrue("Always has JSON response body", ((BoxJSONResponse) response).getJsonObject() != null);
+                }
             }
 
         } catch (Exception e) {

src/test/java/com/box/sdk/BoxAPIConnectionTest.java

@@ -131,7 +131,7 @@ public String getJSON() {
 
     @Test
     @Category(UnitTest.class)
-    public void getAuthorizetionURLSuccess() throws Exception {
+    public void getAuthorizationURLSuccess() throws Exception {
         List<String> scopes = new ArrayList<String>();
         scopes.add("root_readwrite");
         scopes.add("manage_groups");