diff --git a/sdk/storage/storage-file-share/.vscode/launch.json b/sdk/storage/storage-file-share/.vscode/launch.json
index 24dbfc9d74c4..3eb92e74ef9e 100644
--- a/sdk/storage/storage-file-share/.vscode/launch.json
+++ b/sdk/storage/storage-file-share/.vscode/launch.json
@@ -34,7 +34,7 @@
         "${workspaceFolder}/test/node/*.spec.ts"
       ],
       "env": { "TS_NODE_COMPILER_OPTIONS": "{\"module\": \"commonjs\"}" },
-      "envFile": "${workspaceFolder}/../.env",
+      "envFile": "${workspaceFolder}/.env",
       "console": "integratedTerminal",
       "internalConsoleOptions": "neverOpen",
       "protocol": "inspector"
diff --git a/sdk/storage/storage-file-share/CHANGELOG.md b/sdk/storage/storage-file-share/CHANGELOG.md
index f6f3c7f1b115..68d901050f0a 100644
--- a/sdk/storage/storage-file-share/CHANGELOG.md
+++ b/sdk/storage/storage-file-share/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Release History
 
+## 12.2.0 (Unreleased)
+
+- Updated Azure Storage Service API version to 2019-12-12.
+- Support 4 TB files.
+
 ## 12.1.2 (2020.05)
 
 - Fix data corruption failure error [issue #6411](https://github.com/Azure/azure-sdk-for-js/issues/6411) when downloading compressed files. [PR #7993](https://github.com/Azure/azure-sdk-for-js/pull/7993)
diff --git a/sdk/storage/storage-file-share/karma.conf.js b/sdk/storage/storage-file-share/karma.conf.js
index e6896228e2ea..85932fd1d037 100644
--- a/sdk/storage/storage-file-share/karma.conf.js
+++ b/sdk/storage/storage-file-share/karma.conf.js
@@ -1,6 +1,6 @@
 // https://github.com/karma-runner/karma-chrome-launcher
 process.env.CHROME_BIN = require("puppeteer").executablePath();
-require("dotenv").config({ path: "../.env" });
+require("dotenv").config({ path: "./.env" });
 const {
   jsonRecordingFilterFunction,
   isPlaybackMode,
diff --git a/sdk/storage/storage-file-share/package.json b/sdk/storage/storage-file-share/package.json
index 5b5318726dcf..38f86477c828 100644
--- a/sdk/storage/storage-file-share/package.json
+++ b/sdk/storage/storage-file-share/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@azure/storage-file-share",
   "sdk-type": "client",
-  "version": "12.1.2",
+  "version": "12.2.0",
   "description": "Microsoft Azure Storage SDK for JavaScript - File",
   "main": "./dist/index.js",
   "module": "./dist-esm/src/index.js",
@@ -28,7 +28,7 @@
   },
   "scripts": {
     "audit": "node ../../../common/scripts/rush-audit.js && rimraf node_modules package-lock.json && npm i --package-lock-only 2>&1 && npm audit",
-    "build:autorest": "autorest ./swagger/README.md --typescript --package-version=12.1.2 --use=@microsoft.azure/autorest.typescript@5.0.1",
+    "build:autorest": "autorest ./swagger/README.md --typescript --package-version=12.2.0 --use=@microsoft.azure/autorest.typescript@5.0.1",
     "build:es6": "tsc -p tsconfig.json",
     "build:nodebrowser": "rollup -c 2>&1",
     "build:samples": "npm run clean && npm run build:es6 && cross-env ONLY_NODE=true rollup -c 2>&1 && npm run build:prep-samples",
diff --git a/sdk/storage/storage-file-share/recordings/browsers/fileclient/recording_create_largest_file.json b/sdk/storage/storage-file-share/recordings/browsers/fileclient/recording_create_largest_file.json
new file mode 100644
index 000000000000..2a386dbc13ab
--- /dev/null
+++ b/sdk/storage/storage-file-share/recordings/browsers/fileclient/recording_create_largest_file.json
@@ -0,0 +1,184 @@
+{
+ "recordings": [
+  {
+   "method": "PUT",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555",
+   "query": {
+    "restype": "share"
+   },
+   "requestBody": null,
+   "status": 201,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:39 GMT",
+    "etag": "\"0x8D8143D35B3FBFC\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:39 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "32aeb514-7625-4bf8-85ea-85f5a263b56b",
+    "x-ms-request-id": "9e66eb6e-c01a-005a-2526-4650ab000000",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "PUT",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555/dir159256324113807688",
+   "query": {
+    "restype": "directory"
+   },
+   "requestBody": null,
+   "status": 201,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:39 GMT",
+    "etag": "\"0x8D8143D360D452D\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:40 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "10f055e2-f719-4cac-ae61-85f7c99ba156",
+    "x-ms-file-attributes": "Directory",
+    "x-ms-file-change-time": "2020-06-19T10:40:40.5325101Z",
+    "x-ms-file-creation-time": "2020-06-19T10:40:40.5325101Z",
+    "x-ms-file-id": "13835128424026341376",
+    "x-ms-file-last-write-time": "2020-06-19T10:40:40.5325101Z",
+    "x-ms-file-parent-id": "0",
+    "x-ms-file-permission-key": "4512302258392269635*6216600178912236746",
+    "x-ms-request-id": "9e66eb74-c01a-005a-2826-4650ab000000",
+    "x-ms-request-server-encrypted": "true",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "PUT",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555",
+   "query": {
+    "restype": "share",
+    "comp": "properties"
+   },
+   "requestBody": null,
+   "status": 200,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:40 GMT",
+    "etag": "\"0x8D8143D366545AA\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:41 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "f843f3cb-bffd-4686-93da-0bd1ba0f2a2e",
+    "x-ms-request-id": "9e66eb79-c01a-005a-2a26-4650ab000000",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "PUT",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555/dir159256324113807688/file159256324170602662",
+   "query": {},
+   "requestBody": null,
+   "status": 201,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:40 GMT",
+    "etag": "\"0x8D8143D36B872F5\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:41 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "b99bc137-8f20-4420-b168-cd8937f3c786",
+    "x-ms-file-attributes": "Archive",
+    "x-ms-file-change-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-creation-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-id": "11529285414812647424",
+    "x-ms-file-last-write-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-parent-id": "13835128424026341376",
+    "x-ms-file-permission-key": "18367126982671236164*6216600178912236746",
+    "x-ms-request-id": "9e66eb7c-c01a-005a-2c26-4650ab000000",
+    "x-ms-request-server-encrypted": "true",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "PUT",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555/dir159256324113807688/file159256324170602662",
+   "query": {
+    "comp": "properties"
+   },
+   "requestBody": null,
+   "status": 200,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:41 GMT",
+    "etag": "\"0x8D8143D370CBD98\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:42 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "4cc77f7f-8c50-424a-b4c4-9ce6eeb502b7",
+    "x-ms-file-attributes": "Archive",
+    "x-ms-file-change-time": "2020-06-19T10:40:42.2067608Z",
+    "x-ms-file-creation-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-id": "11529285414812647424",
+    "x-ms-file-last-write-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-parent-id": "13835128424026341376",
+    "x-ms-file-permission-key": "18367126982671236164*6216600178912236746",
+    "x-ms-request-id": "9e66eb7f-c01a-005a-2e26-4650ab000000",
+    "x-ms-request-server-encrypted": "true",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "HEAD",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555/dir159256324113807688/file159256324170602662",
+   "query": {},
+   "requestBody": null,
+   "status": 200,
+   "response": "",
+   "responseHeaders": {
+    "content-length": "4398046511104",
+    "content-type": "application/octet-stream",
+    "date": "Fri, 19 Jun 2020 10:40:41 GMT",
+    "etag": "\"0x8D8143D370CBD98\"",
+    "last-modified": "Fri, 19 Jun 2020 10:40:42 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "x-ms-client-request-id": "48f83eee-52d2-49da-b594-499f4736696f",
+    "x-ms-file-attributes": "Archive",
+    "x-ms-file-change-time": "2020-06-19T10:40:42.2067608Z",
+    "x-ms-file-creation-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-id": "11529285414812647424",
+    "x-ms-file-last-write-time": "2020-06-19T10:40:41.6543477Z",
+    "x-ms-file-parent-id": "13835128424026341376",
+    "x-ms-file-permission-key": "18367126982671236164*6216600178912236746",
+    "x-ms-lease-state": "available",
+    "x-ms-lease-status": "unlocked",
+    "x-ms-request-id": "9e66eb8f-c01a-005a-3d26-4650ab000000",
+    "x-ms-server-encrypted": "true",
+    "x-ms-type": "File",
+    "x-ms-version": "2019-12-12"
+   }
+  },
+  {
+   "method": "DELETE",
+   "url": "https://fakestorageaccount.file.core.windows.net/share159256323960404555",
+   "query": {
+    "restype": "share"
+   },
+   "requestBody": null,
+   "status": 202,
+   "response": "",
+   "responseHeaders": {
+    "date": "Fri, 19 Jun 2020 10:40:43 GMT",
+    "server": "Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0",
+    "transfer-encoding": "chunked",
+    "x-ms-client-request-id": "71ed7150-6223-4657-93d6-f34ecb6979ac",
+    "x-ms-request-id": "9e66eb9d-c01a-005a-4b26-4650ab000000",
+    "x-ms-version": "2019-12-12"
+   }
+  }
+ ],
+ "uniqueTestInfo": {
+  "uniqueName": {
+   "share": "share159256323960404555",
+   "dir": "dir159256324113807688",
+   "file": "file159256324170602662"
+  },
+  "newDate": {}
+ },
+ "hash": "c8a45c43f12bee2b017a2fbdf77e5125"
+}
\ No newline at end of file
diff --git a/sdk/storage/storage-file-share/recordings/node/fileclient/recording_create_largest_file.js b/sdk/storage/storage-file-share/recordings/node/fileclient/recording_create_largest_file.js
new file mode 100644
index 000000000000..37fedbe25ad3
--- /dev/null
+++ b/sdk/storage/storage-file-share/recordings/node/fileclient/recording_create_largest_file.js
@@ -0,0 +1,225 @@
+let nock = require('nock');
+
+module.exports.hash = "60b311a9da34394d5deb32f8e27a78eb";
+
+module.exports.testInfo = {"uniqueName":{"share":"share159256179930406953","dir":"dir159256180063107425","file":"file159256180107703922"},"newDate":{}}
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .put('/share159256179930406953')
+  .query(true)
+  .reply(201, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:39 GMT',
+  'ETag',
+  '"0x8D81439DB0EA7D6"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba8a-601a-001e-5e22-46da94000000',
+  'x-ms-client-request-id',
+  '142546bf-2119-4a2f-aa72-df26a9de8fb4',
+  'x-ms-version',
+  '2019-12-12',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:39 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .put('/share159256179930406953/dir159256180063107425')
+  .query(true)
+  .reply(201, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:39 GMT',
+  'ETag',
+  '"0x8D81439DB572DB3"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba8e-601a-001e-5f22-46da94000000',
+  'x-ms-client-request-id',
+  '7aa26ff4-af76-4308-84c4-e89df4977ab6',
+  'x-ms-version',
+  '2019-12-12',
+  'x-ms-file-change-time',
+  '2020-06-19T10:16:39.8540211Z',
+  'x-ms-file-last-write-time',
+  '2020-06-19T10:16:39.8540211Z',
+  'x-ms-file-creation-time',
+  '2020-06-19T10:16:39.8540211Z',
+  'x-ms-file-permission-key',
+  '4512302258392269635*6216600178912236746',
+  'x-ms-file-attributes',
+  'Directory',
+  'x-ms-file-id',
+  '13835128424026341376',
+  'x-ms-file-parent-id',
+  '0',
+  'x-ms-request-server-encrypted',
+  'true',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:39 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .put('/share159256179930406953')
+  .query(true)
+  .reply(200, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:40 GMT',
+  'ETag',
+  '"0x8D81439DB8A677D"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba8f-601a-001e-6022-46da94000000',
+  'x-ms-client-request-id',
+  'bffc2cb5-6d3c-438b-8667-6164c474d3e1',
+  'x-ms-version',
+  '2019-12-12',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:39 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .put('/share159256179930406953/dir159256180063107425/file159256180107703922')
+  .reply(201, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:40 GMT',
+  'ETag',
+  '"0x8D81439DBECAC66"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba91-601a-001e-6122-46da94000000',
+  'x-ms-client-request-id',
+  '02f5d8e0-a1d3-4fa5-bd94-9f0d66f6c8cb',
+  'x-ms-version',
+  '2019-12-12',
+  'x-ms-file-change-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-last-write-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-creation-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-permission-key',
+  '18367126982671236164*6216600178912236746',
+  'x-ms-file-attributes',
+  'Archive',
+  'x-ms-file-id',
+  '11529285414812647424',
+  'x-ms-file-parent-id',
+  '13835128424026341376',
+  'x-ms-request-server-encrypted',
+  'true',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:40 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .put('/share159256179930406953/dir159256180063107425/file159256180107703922')
+  .query(true)
+  .reply(200, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:41 GMT',
+  'ETag',
+  '"0x8D81439DC521155"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba9c-601a-001e-6222-46da94000000',
+  'x-ms-client-request-id',
+  'a7100e5a-efea-477c-9245-10d9ea199980',
+  'x-ms-version',
+  '2019-12-12',
+  'x-ms-file-change-time',
+  '2020-06-19T10:16:41.4982485Z',
+  'x-ms-file-last-write-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-creation-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-permission-key',
+  '18367126982671236164*6216600178912236746',
+  'x-ms-file-attributes',
+  'Archive',
+  'x-ms-file-id',
+  '11529285414812647424',
+  'x-ms-file-parent-id',
+  '13835128424026341376',
+  'x-ms-request-server-encrypted',
+  'true',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:40 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .head('/share159256179930406953/dir159256180063107425/file159256180107703922')
+  .reply(200, "", [
+  'Content-Length',
+  '4398046511104',
+  'Content-Type',
+  'application/octet-stream',
+  'Last-Modified',
+  'Fri, 19 Jun 2020 10:16:41 GMT',
+  'ETag',
+  '"0x8D81439DC521155"',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba9d-601a-001e-6322-46da94000000',
+  'x-ms-client-request-id',
+  '4ddc70bb-8b55-4416-b05d-e7235b377ce7',
+  'x-ms-version',
+  '2019-12-12',
+  'x-ms-type',
+  'File',
+  'x-ms-server-encrypted',
+  'true',
+  'x-ms-lease-status',
+  'unlocked',
+  'x-ms-lease-state',
+  'available',
+  'x-ms-file-change-time',
+  '2020-06-19T10:16:41.4982485Z',
+  'x-ms-file-last-write-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-creation-time',
+  '2020-06-19T10:16:40.8337510Z',
+  'x-ms-file-permission-key',
+  '18367126982671236164*6216600178912236746',
+  'x-ms-file-attributes',
+  'Archive',
+  'x-ms-file-id',
+  '11529285414812647424',
+  'x-ms-file-parent-id',
+  '13835128424026341376',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:42 GMT'
+]);
+
+nock('https://fakestorageaccount.file.core.windows.net:443', {"encodedQueryParams":true})
+  .delete('/share159256179930406953')
+  .query(true)
+  .reply(202, "", [
+  'Transfer-Encoding',
+  'chunked',
+  'Server',
+  'Windows-Azure-File/1.0 Microsoft-HTTPAPI/2.0',
+  'x-ms-request-id',
+  '61abba9e-601a-001e-6422-46da94000000',
+  'x-ms-client-request-id',
+  'fdd48eba-1b54-4aba-8f28-900a3a7747e0',
+  'x-ms-version',
+  '2019-12-12',
+  'Date',
+  'Fri, 19 Jun 2020 10:16:42 GMT'
+]);
diff --git a/sdk/storage/storage-file-share/src/generated/src/storageClientContext.ts b/sdk/storage/storage-file-share/src/generated/src/storageClientContext.ts
index 8992aa042d4b..2a2c313712c2 100644
--- a/sdk/storage/storage-file-share/src/generated/src/storageClientContext.ts
+++ b/sdk/storage/storage-file-share/src/generated/src/storageClientContext.ts
@@ -11,7 +11,7 @@
 import * as coreHttp from "@azure/core-http";
 
 const packageName = "azure-storage-file-share";
-const packageVersion = "12.1.2";
+const packageVersion = "12.2.0";
 
 export class StorageClientContext extends coreHttp.ServiceClient {
   version: string;
diff --git a/sdk/storage/storage-file-share/src/utils/constants.ts b/sdk/storage/storage-file-share/src/utils/constants.ts
index 101e9b506655..510f5498478c 100644
--- a/sdk/storage/storage-file-share/src/utils/constants.ts
+++ b/sdk/storage/storage-file-share/src/utils/constants.ts
@@ -1,10 +1,10 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License.
 
-export const SDK_VERSION: string = "12.1.2";
-export const SERVICE_VERSION: string = "2019-07-07";
+export const SDK_VERSION: string = "12.2.0";
+export const SERVICE_VERSION: string = "2019-12-12";
 
-export const FILE_MAX_SIZE_BYTES: number = 1024 * 1024 * 1024 * 1024; // 1TB
+export const FILE_MAX_SIZE_BYTES: number = 4 * 1024 * 1024 * 1024 * 1024; // 4TB
 export const FILE_RANGE_MAX_SIZE_BYTES: number = 4 * 1024 * 1024; // 4MB
 export const DEFAULT_MAX_DOWNLOAD_RETRY_REQUESTS: number = 5;
 export const DEFAULT_HIGH_LEVEL_CONCURRENCY: number = 5;
diff --git a/sdk/storage/storage-file-share/test/fileclient.spec.ts b/sdk/storage/storage-file-share/test/fileclient.spec.ts
index f81b20af17ba..bec68d1d78a9 100644
--- a/sdk/storage/storage-file-share/test/fileclient.spec.ts
+++ b/sdk/storage/storage-file-share/test/fileclient.spec.ts
@@ -13,6 +13,7 @@ import { Pipeline } from "../src/Pipeline";
 import { truncatedISO8061Date } from "../src/utils/utils.common";
 import { bodyToString, getBSU, recorderEnvSetup } from "./utils";
 import { MockPolicyFactory } from "./utils/MockPolicyFactory";
+import { FILE_MAX_SIZE_BYTES } from "../src/utils/constants";
 
 dotenv.config();
 
@@ -147,6 +148,18 @@ describe("FileClient", () => {
     assert.ok(properties.fileParentId!);
   });
 
+  // need to skip this test in live as it requires Premium_LRS SKU for 2019-12-12.
+  it.skip("create largest file", async () => {
+    const GB = 1024 * 1024 * 1024;
+    await shareClient.setQuota(FILE_MAX_SIZE_BYTES / GB);
+    const cResp = await fileClient.create(FILE_MAX_SIZE_BYTES);
+    assert.equal(cResp.errorCode, undefined);
+
+    await fileClient.resize(FILE_MAX_SIZE_BYTES);
+    const updatedProperties = await fileClient.getProperties();
+    assert.deepStrictEqual(updatedProperties.contentLength, FILE_MAX_SIZE_BYTES);
+  });
+
   it("setProperties with default parameters", async () => {
     await fileClient.create(content.length);
     await fileClient.setProperties();