From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

---
 .../buffer/test/node/test-buffer-concat.js         | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 node_modules/buffer/test/node/test-buffer-concat.js

(limited to 'node_modules/buffer/test/node/test-buffer-concat.js')

diff --git a/node_modules/buffer/test/node/test-buffer-concat.js b/node_modules/buffer/test/node/test-buffer-concat.js
new file mode 100644
index 00000000..c0dc4da0
--- /dev/null
+++ b/node_modules/buffer/test/node/test-buffer-concat.js
@@ -0,0 +1,40 @@
+'use strict';
+var Buffer = require('../../').Buffer;
+
+
+var assert = require('assert');
+
+var zero = [];
+var one = [ Buffer.from('asdf') ];
+var long = [];
+for (var i = 0; i < 10; i++) long.push(Buffer.from('asdf'));
+
+var flatZero = Buffer.concat(zero);
+var flatOne = Buffer.concat(one);
+var flatLong = Buffer.concat(long);
+var flatLongLen = Buffer.concat(long, 40);
+
+assert(flatZero.length === 0);
+assert(flatOne.toString() === 'asdf');
+// A special case where concat used to return the first item,
+// if the length is one. This check is to make sure that we don't do that.
+assert(flatOne !== one[0]);
+assert(flatLong.toString() === (new Array(10 + 1).join('asdf')));
+assert(flatLongLen.toString() === (new Array(10 + 1).join('asdf')));
+
+assertWrongList();
+assertWrongList(null);
+assertWrongList(Buffer.from('hello'));
+assertWrongList([42]);
+assertWrongList(['hello', 'world']);
+assertWrongList(['hello', Buffer.from('world')]);
+
+function assertWrongList(value) {
+  assert.throws(function() {
+    Buffer.concat(value);
+  }, function(err) {
+    return err instanceof TypeError &&
+           err.message === '"list" argument must be an Array of Buffers';
+  });
+}
+
-- 
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