diff --git a/src/cli.ts b/src/cli.ts
index 93626964..447e5fa4 100755
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -12,13 +12,14 @@
  * You should have received a copy of the GNU General Public License along with
  * this program. If not, see <https://www.gnu.org/licenses/>.
  */
+import {SCThingType} from '@openstapps/core';
 import {Logger} from '@openstapps/logger';
 import * as commander from 'commander';
 import {readFileSync} from 'fs';
 import {join} from 'path';
 import {URL} from 'url';
 import {copy} from './copy';
-import {indexSamples} from './e2e';
+import {e2eRun} from './e2e';
 import {HttpClient} from './http-client';
 
 const pkgJson = JSON.parse(readFileSync(join(__dirname, '..', 'package.json'))
@@ -34,7 +35,7 @@ process.on('unhandledRejection', async (error) => {
 
 commander
   .command('e2e <to>')
-  .description('Run in end to end test mode. Indexing all test files from @openstapp/core to the backend')
+  .description('Run in end to end test mode. Indexing and afterwards retrieving all test files from @openstapp/core to the backend')
   .option('-s --samples [path]', 'Path to @openstapp/core test files', './node_modules/@openstapps/core/test/resources')
   .action(async (to, e2eCommand) => {
     let toURL = '';
@@ -49,7 +50,7 @@ commander
 
     actionDone = true;
 
-    indexSamples(client, {to: toURL, samples: e2eCommand.samples})
+    e2eRun(client, {to: toURL, samplesLocation: e2eCommand.samples})
       .then(() => {
         Logger.ok('Done');
       })
@@ -108,7 +109,7 @@ commander
       from: fromURL,
       source: copyCommand.bulkSource,
       to: toURL,
-      type: type,
+      type: type as SCThingType,
       version: copyCommand.appVersion,
     })
       .then(() => {
diff --git a/src/e2e.ts b/src/e2e.ts
index 699b21e9..80748be0 100644
--- a/src/e2e.ts
+++ b/src/e2e.ts
@@ -13,13 +13,18 @@
  * this program. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import {SCThings, SCThingType} from '@openstapps/core';
+import {SCSearchRequest, SCThings, SCThingType} from '@openstapps/core';
+import {Logger} from '@openstapps/logger';
+import {deepStrictEqual} from 'assert';
 import {readdir, readFile} from 'fs';
 import {join} from 'path';
 import {promisify} from 'util';
 import {ConnectorClient} from './connector-client';
 import {HttpClientInterface} from './http-client-interface';
 
+const localItemMap: Map<string, SCThings> = new Map();
+const remoteItemMap: Map<string, SCThings> = new Map();
+
 /**
  * Options to set up indexing core test files to backend
  */
@@ -27,7 +32,7 @@ export interface E2EOptions {
   /**
    * File path of the directory containing core test files
    */
-  samples: string;
+  samplesLocation: string;
 
   /**
    * URL of the backend to index to
@@ -36,18 +41,73 @@ export interface E2EOptions {
 }
 
 /**
- * Function to add all the SCThings that getItemsFromSamples() returns to the backend
- * 
- * @param client HTTP client
- * @param options Map of options
+ * Function that can be used for integration tests.
+ * Adds all the SCThings that getItemsFromSamples() returns to the backend.
+ * Afterwards retrieves the items from backend and checks for differences with original ones.
  */
-export async function indexSamples(client: HttpClientInterface, options: E2EOptions): Promise<void> {
-  const api = new ConnectorClient(client, options.to);
+export async function e2eRun(client: HttpClientInterface, options: E2EOptions): Promise<void> {
+  localItemMap.clear();
+  remoteItemMap.clear();
 
-  const items = await getItemsFromSamples(options.samples);
+  const api = new ConnectorClient(client, options.to);
+  try {
+    await indexSamples(api, options);
+    Logger.info(`All samples have been indexed via the backend`);
+
+    await retrieveItems(api);
+    Logger.info(`All samples have been retrieved from the backend`);
+    compareItems();
+  } catch (error) {
+    throw error;
+  }
+}
+
+/**
+ * Retieves all samples previously index using the api
+ */
+async function retrieveItems(api: ConnectorClient): Promise<void> {
+  const singleItemSearchRequest: SCSearchRequest = {
+    filter: {
+      arguments: {
+        field: 'uid',
+        value: 'replace-me',
+      },
+      type: 'value',
+    },
+  };
+  for (const uid of localItemMap.keys()) {
+    singleItemSearchRequest.filter!.arguments.value = uid;
+    const searchResonse = await api.search(singleItemSearchRequest);
+    if (searchResonse.data.length !== 1) {
+      throw Error(`Search for single SCThing with uid: ${uid} returned ${searchResonse.data.length} results`);
+    }
+    remoteItemMap.set(uid, searchResonse.data[0]);
+  }
+}
+
+/**
+ * Compares all samples (local and remote) with the same uid and throws if they're not deep equal
+ */
+function compareItems() {
+  for (const localThing of localItemMap.values()) {
+    /* istanbul ignore next  retrieveItems will throw before*/
+    if (!remoteItemMap.has(localThing.uid)) {
+      throw Error(`Did not retrieve expected SCThing with uid: ${localThing.uid}`);
+    }
+    const remoteThing = remoteItemMap.get(localThing.uid);
+    deepStrictEqual(remoteThing, localThing, `Unexpected difference between original and retrieved sample`);
+  }
+  Logger.info(`All samples retrieved from the backend are the same (deep equal) as the original ones submitted`);
+}
+/**
+ * Function to add all the SCThings that getItemsFromSamples() returns to the backend
+ */
+async function indexSamples(api: ConnectorClient, options: E2EOptions): Promise<void> {
+
+  const items = await getItemsFromSamples(options.samplesLocation);
 
   if (items.length === 0) {
-    throw new Error('Could not index samples. None were retrived from the file system.');
+    throw new Error('Could not index samples. None were retrieved from the file system.');
   }
 
   try {
@@ -57,17 +117,14 @@ export async function indexSamples(client: HttpClientInterface, options: E2EOpti
       if (!itemMap.has(item.type)) {
         itemMap.set(item.type, []);
       }
-      const currentItems = itemMap.get(item.type) as SCThings[];
-      currentItems.push(item);
-      itemMap.set(item.type, currentItems);
+      const itemsOfSameType = itemMap.get(item.type) as SCThings[];
+      itemsOfSameType.push(item);
+      itemMap.set(item.type, itemsOfSameType);
+      localItemMap.set(item.uid, item);
     }
     // add items depending on their type property with one type per bulk
     for (const type of itemMap.keys()) {
-      const currentBulk = await api.bulk(type, 'stapps-core-sample-data');
-      for (const item of (itemMap.get(type) as SCThings[])) {
-        await currentBulk!.add(item);
-      }
-      await currentBulk.done();
+      await api.index(itemMap.get(type) as SCThings[], 'stapps-core-sample-data');
     }
   } catch (err) {
     throw err;
diff --git a/test/e2e.spec.ts b/test/e2e.spec.ts
index 56b77ba1..cfa1ccb0 100644
--- a/test/e2e.spec.ts
+++ b/test/e2e.spec.ts
@@ -12,6 +12,9 @@
  * You should have received a copy of the GNU General Public License along with
  * this program. If not, see <https://www.gnu.org/licenses/>.
  */
+
+// tslint:disable-next-line: max-line-length
+// tslint:disable: completed-docs no-implicit-dependencies prefer-function-over-method newline-per-chained-call member-ordering
 import {
   SCBulkAddResponse,
   SCBulkAddRoute,
@@ -19,19 +22,23 @@ import {
   SCBulkDoneRoute,
   SCBulkResponse,
   SCBulkRoute,
+  SCSearchResponse,
+  SCSearchRoute,
   SCThing,
+  SCThings,
 } from '@openstapps/core';
 import * as chai from 'chai';
 import * as chaiAsPromised from 'chai-as-promised';
 import * as chaiSpies from 'chai-spies';
+import clone = require('fast-clone');
 import {existsSync, mkdirSync, rmdirSync, unlinkSync} from 'fs';
+import {createFileSync} from 'fs-extra';
 import {suite, test} from 'mocha-typescript';
 import {join} from 'path';
-import {getItemsFromSamples, indexSamples} from '../src/e2e';
+import {e2eRun, getItemsFromSamples} from '../src/e2e';
 import {ApiError} from '../src/errors';
 import {HttpClient, RequestOptions, Response} from '../src/http-client';
 import {RecursivePartial} from './client.spec';
-import {createFileSync} from 'fs-extra';
 
 chai.should();
 chai.use(chaiSpies);
@@ -43,8 +50,12 @@ const bulkRoute = new SCBulkRoute();
 const bulkAddRoute = new SCBulkAddRoute();
 const bulkDoneRoute = new SCBulkDoneRoute();
 
+const searchRoute = new SCSearchRoute();
+
 const httpClient = new HttpClient();
 
+const storedThings: Map<string, SCThings> = new Map();
+
 @suite
 export class E2EConnectorSpec {
   async after() {
@@ -52,18 +63,16 @@ export class E2EConnectorSpec {
   }
 
   @test
-  getCoreTestSamples() {
-    return getItemsFromSamples('./node_modules/@openstapps/core/test/resources')
-    .then(<T extends SCThing>(items: T[]) => {
-      // tslint:disable-next-line: no-unused-expression
-      chai.expect(items).to.not.be.a.instanceof(Error);
-      // tslint:disable-next-line: no-unused-expression
-      chai.expect(items).to.not.be.empty;
-    });
+  async getCoreTestSamples() {
+    const items = await getItemsFromSamples('./node_modules/@openstapps/core/test/resources');
+    // tslint:disable-next-line: no-unused-expression
+    chai.expect(items).to.not.be.a.instanceof(Error);
+    // tslint:disable-next-line: no-unused-expression
+    chai.expect(items).to.not.be.empty;
   }
 
   @test
-  getCoreTestSamplesShouldFail() {
+  async getCoreTestSamplesShouldFail() {
     return getItemsFromSamples('./nonexistantdirectory')
     .then(<T extends SCThing>(items: T[]) => {
       // tslint:disable-next-line: no-unused-expression
@@ -72,11 +81,15 @@ export class E2EConnectorSpec {
   }
 
   @test
-  async index() {
-    type responses = Response<SCBulkAddResponse | SCBulkDoneResponse | SCBulkResponse>;
+  async e2eRunSimulation() {
+    type responses = Response<SCBulkAddResponse | SCBulkDoneResponse | SCBulkResponse | SCSearchResponse>;
+
+    let failOnCompare = false;
+    let failOnLookup = false;
 
     sandbox.on(httpClient, 'request', async (request: RequestOptions): Promise<RecursivePartial<responses>> => {
-      if (request.url.toString() === 'http://localhost' + bulkRoute.getUrlFragment().toString()) {
+      if (request.url.toString() === `http://localhost${bulkRoute.getUrlFragment().toString()}`) {
+
         return {
           body: {
             state: 'in progress',
@@ -84,21 +97,70 @@ export class E2EConnectorSpec {
           },
           statusCode: bulkRoute.statusCodeSuccess,
         };
-      } else if (request.url.toString() === 'http://localhost' + bulkAddRoute.getUrlFragment({
-        UID: 'foo',
-      }).toString()) {
+      }
+
+      if (request.url.toString() === `http://localhost${bulkAddRoute.getUrlFragment({UID: 'foo'}).toString()}`) {
+        storedThings.set(request.body.uid, clone(request.body));
+
         return {
           body: {},
           statusCode: bulkAddRoute.statusCodeSuccess,
         };
       }
 
+      if (request.url.toString() === `http://localhost${bulkDoneRoute.getUrlFragment({UID: 'foo'}).toString()}`) {
+        return {
+          body: {},
+          statusCode: bulkDoneRoute.statusCodeSuccess,
+        };
+      }
+
+      if (request.url.toString() === `http://localhost${searchRoute.getUrlFragment().toString()}`) {
+        const thing = storedThings.get(request.body.filter.arguments.value);
+        if (failOnCompare) {
+          thing!.origin!.modified = 'altered';
+        }
+        const returnThing = failOnLookup ? [] : [thing];
+        const returnBody = {
+          data: returnThing,
+          facets: [],
+          pagination: {
+            count: returnThing.length,
+            offset: 0,
+            total: returnThing.length,
+          },
+          stats: {
+            time: 42,
+          },
+        };
+
+        return {
+          body: returnBody,
+          statusCode: searchRoute.statusCodeSuccess,
+        };
+      }
+
       return {
         body: {},
-        statusCode: bulkDoneRoute.statusCodeSuccess,
+        statusCode: searchRoute.statusCodeSuccess,
       };
     });
-    await indexSamples(httpClient, {to: 'http://localhost', samples: './node_modules/@openstapps/core/test/resources'});
+
+    // tslint:disable-next-line: max-line-length
+    await e2eRun(httpClient, {to: 'http://localhost', samplesLocation: './node_modules/@openstapps/core/test/resources'});
+
+    failOnLookup = true;
+    failOnCompare = false;
+    // tslint:disable-next-line: max-line-length
+    await e2eRun(httpClient, {to: 'http://localhost', samplesLocation: './node_modules/@openstapps/core/test/resources'})
+    .should.be.rejectedWith('Search for single SCThing with uid');
+
+    failOnLookup = false;
+    failOnCompare = true;
+    // tslint:disable-next-line: max-line-length
+    await e2eRun(httpClient, {to: 'http://localhost', samplesLocation: './node_modules/@openstapps/core/test/resources'})
+    .should.be.rejectedWith('Unexpected difference');
+
   }
 
   @test
@@ -106,36 +168,40 @@ export class E2EConnectorSpec {
     type responses = Response<SCBulkAddResponse | SCBulkDoneResponse | SCBulkResponse>;
 
     sandbox.on(httpClient, 'request', async (): Promise<RecursivePartial<responses>> => {
+
       return {
         body: {},
         statusCode: Number.MAX_SAFE_INTEGER,
       };
     });
-    return indexSamples(httpClient, {to: 'http://localhost', samples: './node_modules/@openstapps/core/test/resources'})
+
+    // tslint:disable-next-line: max-line-length
+    return e2eRun(httpClient, {to: 'http://localhost', samplesLocation: './node_modules/@openstapps/core/test/resources'})
     .should.be.rejectedWith(ApiError);
   }
 
   @test
   async indexShouldFailDirectoryWithoutData() {
     const emptyDirPath = join(__dirname, 'emptyDir');
-    if(!existsSync(emptyDirPath))
+    if (!existsSync(emptyDirPath)) {
       mkdirSync(emptyDirPath);
-    await indexSamples(httpClient, {to: 'http://localhost', samples: emptyDirPath})
-    .should.be.rejectedWith('Could not index samples. None were retrived from the file system.');
+    }
+    await e2eRun(httpClient, {to: 'http://localhost', samplesLocation: emptyDirPath})
+    .should.be.rejectedWith('Could not index samples. None were retrieved from the file system.');
     rmdirSync(emptyDirPath);
   }
 
   @test
   async indexShouldFailDirectoryWithoutJsonData() {
     const somewhatFilledDirPath = join(__dirname, 'somewhatFilledDir');
-    if(!existsSync(somewhatFilledDirPath))
+    if (!existsSync(somewhatFilledDirPath)) {
       mkdirSync(somewhatFilledDirPath);
+    }
     const nonJsonFile = join (somewhatFilledDirPath, 'nonjson.txt');
     createFileSync(nonJsonFile);
-    await indexSamples(httpClient, {to: 'http://localhost', samples: somewhatFilledDirPath})
-    .should.be.rejectedWith('Could not index samples. None were retrived from the file system.');
+    await e2eRun(httpClient, {to: 'http://localhost', samplesLocation: somewhatFilledDirPath})
+    .should.be.rejectedWith('Could not index samples. None were retrieved from the file system.');
     unlinkSync(nonJsonFile);
     rmdirSync(somewhatFilledDirPath);
   }
-  
 }