tests: use safe-buffer to construct buffers

Author: dougwilson

package.json

@@ -19,7 +19,8 @@
     "eslint-plugin-promise": "3.6.0",
     "eslint-plugin-standard": "3.0.1",
     "istanbul": "0.4.5",
-    "mocha": "2.5.3"
+    "mocha": "2.5.3",
+    "safe-buffer": "5.1.1"
   },
   "files": [
     "lib/",

test/support/capture-stderr.js

@@ -6,6 +6,13 @@
 
 'use strict'
 
+/**
+ * Module dependencies.
+ * @private
+ */
+
+var Buffer = require('safe-buffer').Buffer
+
 /**
  * Module exports.
  * @public
@@ -25,7 +32,7 @@ function captureStderr (fn, color) {
 
   process.stderr.isTTY = Boolean(color)
   process.stderr.write = function write (chunk, encoding) {
-    chunks.push(new Buffer(chunk, encoding))
+    chunks.push(Buffer.from(chunk, encoding))
   }
 
   try {