From 5c1d7186e4d07f9d5ea554d689b3439a989247b6 Mon Sep 17 00:00:00 2001
From: Danny Banks <djb@amazon.com>
Date: Fri, 22 Jan 2021 16:18:03 -0800
Subject: [PATCH] chore(deprecation): updating buffer call in base64 converter
 (#522)

---
 __tests__/utils/convertToBase64.test.js | 5 +++++
 lib/utils/convertToBase64.js            | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/__tests__/utils/convertToBase64.test.js b/__tests__/utils/convertToBase64.test.js
index 13d5ad122..c79005f64 100644
--- a/__tests__/utils/convertToBase64.test.js
+++ b/__tests__/utils/convertToBase64.test.js
@@ -36,5 +36,10 @@ describe('utils', () => {
     it('should return a string', () => {
       expect(typeof convertToBase64('__tests__/__configs/test.json')).toBe('string');
     });
+
+    it('should be a valid base64 string', () => {
+      expect(convertToBase64('__tests__/__json_files/simple.json'))
+        .toEqual('ewogICJmb28iOiAiYmFyIiwKICAiYmFyIjogIntmb299Igp9');
+    });
   });
 });
diff --git a/lib/utils/convertToBase64.js b/lib/utils/convertToBase64.js
index 953479a35..ac6fd1e2f 100644
--- a/lib/utils/convertToBase64.js
+++ b/lib/utils/convertToBase64.js
@@ -24,7 +24,7 @@ function convertToBase64(filePath) {
     throw new Error('filePath name must be a string');
 
   var body = fs.readFileSync(filePath, 'binary');
-  return new Buffer(body, 'binary').toString('base64');
+  return Buffer.from(body, 'binary').toString('base64');
 }
 
 module.exports = convertToBase64;