diff --git a/tests/integration/olp-sdk-dataservice-write/MultiPartUploadWrapper.test.ts b/tests/integration/olp-sdk-dataservice-write/MultiPartUploadWrapper.test.ts
new file mode 100644
index 00000000..8b51a43c
--- /dev/null
+++ b/tests/integration/olp-sdk-dataservice-write/MultiPartUploadWrapper.test.ts
@@ -0,0 +1,244 @@
+/*
+ * Copyright (C) 2021 HERE Europe B.V.
+ *
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * License-Filename: LICENSE
+ */
+
+import * as chai from "chai";
+import sinonChai = require("sinon-chai");
+import sinon = require("sinon");
+
+import { MultiPartUploadWrapper } from "@here/olp-sdk-dataservice-write";
+import { OlpClientSettings } from "@here/olp-sdk-core";
+import { FetchMock } from "../FetchMock";
+
+chai.use(sinonChai);
+
+const assert = chai.assert;
+const expect = chai.expect;
+
+describe("Multipart Upload Integration Test", function() {
+  let fetchMock: FetchMock;
+  let sandbox: sinon.SinonSandbox;
+  let fetchStub: sinon.SinonStub;
+  let settings: OlpClientSettings;
+
+  settings = new OlpClientSettings({
+    environment: "here",
+    getToken: () => Promise.resolve("mocked-token")
+  });
+  const catalogHrn = "hrn:here:data:::mocked-hrn";
+  const layerId = "mocked-layer-id";
+  const dataSize = 74 * 1024 * 1024;
+  const contentType = "text/plain";
+  const data = Buffer.alloc(dataSize, 1);
+
+  const headers = new Headers();
+  headers.append("cache-control", "max-age=3600");
+
+  before(function() {
+    sandbox = sinon.createSandbox();
+  });
+
+  afterEach(function() {
+    sandbox.restore();
+  });
+
+  beforeEach(function() {
+    fetchMock = new FetchMock();
+    fetchStub = sandbox.stub(global as any, "fetch");
+    fetchStub.callsFake(fetchMock.fetch());
+
+    settings = new OlpClientSettings({
+      environment: "here",
+      getToken: () => Promise.resolve("mocked-token")
+    });
+  });
+
+  it("Should initialize", function() {
+    const wrapper = new MultiPartUploadWrapper(
+      {
+        catalogHrn,
+        layerId,
+        handle: "mocked-dataHandle",
+        blobVersion: "v1",
+        contentType
+      },
+      settings
+    );
+
+    assert.isDefined(wrapper);
+    expect(wrapper).be.instanceOf(MultiPartUploadWrapper);
+  });
+
+  it("Should upload to Blob V1", async function() {
+    const mockedResponses = new Map();
+
+    mockedResponses.set(
+      `https://api-lookup.data.api.platform.here.com/lookup/v1/resources/hrn:here:data:::mocked-hrn/apis`,
+      new Response(
+        JSON.stringify([
+          {
+            api: "blob",
+            version: "v1",
+            baseURL: `https://mocked.api/blobstore/v1`,
+            parameters: {}
+          }
+        ]),
+        { headers }
+      )
+    );
+
+    mockedResponses.set(
+      `https://mocked.api/blobstore/v1/layers/mocked-layer-id/data/mocked-dataHandle/multiparts`,
+      new Response(
+        JSON.stringify({
+          links: {
+            status: {
+              href: `https://mocked.api/multiparts/mocked-blob-token`,
+              method: "GET"
+            },
+            delete: {
+              href: `https://mocked.api/multiparts/mocked-blob-token`,
+              method: "DELETE"
+            },
+            uploadPart: {
+              href: `https://mocked.api/multiparts/mocked-blob-token/parts`,
+              method: "POST"
+            },
+            complete: {
+              href: `https://mocked.api/multiparts/mocked-blob-token`,
+              method: "PUT"
+            }
+          }
+        }),
+        { headers }
+      )
+    );
+
+    const partsHeaders = new Headers();
+    partsHeaders.append("cache-control", "max-age=3600");
+    partsHeaders.append("ETag", `${Math.random() * 10000}`);
+
+    for (let partNumber = 0; partNumber < 16; partNumber++) {
+      mockedResponses.set(
+        `https://mocked.api/multiparts/mocked-blob-token/parts?partNumber=${partNumber}`,
+        new Response(undefined, { headers: partsHeaders })
+      );
+    }
+
+    mockedResponses.set(
+      `https://mocked.api/multiparts/mocked-blob-token`,
+      new Response(undefined, { headers })
+    );
+
+    // Setup the fetch to use mocked responses.
+    fetchMock.withMockedResponses(mockedResponses);
+
+    const wrapper = new MultiPartUploadWrapper(
+      {
+        catalogHrn,
+        layerId,
+        handle: "mocked-dataHandle",
+        blobVersion: "v1",
+        contentType
+      },
+      settings
+    );
+
+    await wrapper.upload(data);
+
+    /**
+     * Should be 18 calls:
+     *  1 - lookup
+     *  1 - start multipart
+     *  15 - upload part
+     *  1 - complete multipart
+     */
+    expect(fetchStub.callCount).to.be.equal(18);
+  });
+
+  it("Should upload to Blob V2", async function() {
+    const mockedResponses = new Map();
+
+    mockedResponses.set(
+      `https://api-lookup.data.api.platform.here.com/lookup/v1/resources/hrn:here:data:::mocked-hrn/apis`,
+      new Response(
+        JSON.stringify([
+          {
+            api: "blob",
+            version: "v2",
+            baseURL: `https://mocked.api/blobstore/v2`,
+            parameters: {}
+          }
+        ]),
+        { headers }
+      )
+    );
+
+    mockedResponses.set(
+      `https://mocked.api/blobstore/v2/layers/mocked-layer-id/keys/mocked-key`,
+      new Response(
+        JSON.stringify({
+          multipartToken: "mocked-multipartToken"
+        }),
+        { headers }
+      )
+    );
+
+    for (let partNumber = 0; partNumber < 16; partNumber++) {
+      mockedResponses.set(
+        `https://mocked.api/blobstore/v2/layers/mocked-layer-id/keysMultipart/mocked-multipartToken/parts?partNumber=${partNumber}`,
+        new Response(
+          JSON.stringify({
+            id: `${Math.random() * 10000}`
+          }),
+          { headers }
+        )
+      );
+    }
+
+    mockedResponses.set(
+      `https://mocked.api/blobstore/v2/layers/mocked-layer-id/keysMultipart/mocked-multipartToken`,
+      new Response(undefined, { headers })
+    );
+
+    // Setup the fetch to use mocked responses.
+    fetchMock.withMockedResponses(mockedResponses);
+
+    const wrapper = new MultiPartUploadWrapper(
+      {
+        catalogHrn,
+        layerId,
+        handle: "mocked-key",
+        blobVersion: "v2",
+        contentType
+      },
+      settings
+    );
+
+    await wrapper.upload(data);
+
+    /**
+     * Should be 18 calls:
+     *  1 - lookup
+     *  1 - start multipart
+     *  15 - upload part
+     *  1 - complete multipart
+     */
+    expect(fetchStub.callCount).to.be.equal(18);
+  });
+});