add failing utf16 surrogate pair test

diff --git a/test/buffer.js b/test/buffer.js
index 63e7e8c011c9a6997b8cd214113437d569a77842..1b0ec7df722d9229b5f1354009c0f4c29dc048ae 100644 (file)
--- a/test/buffer.js
+++ b/test/buffer.js
@@ -261,3 +261,37 @@ test('base64 strings without padding', function (t) {
   t.equal((new B('YW9ldQ', 'base64').toString()), 'aoeu')
   t.end()
 })
+
+test('detect utf16 surrogate pairs', function(t) {
+  t.plan(1)
+  var text = '������������������'
+  var buf = new B(text)
+  t.equal(text, buf.toString())
+  t.end()
+})
+
+test('throw on orphaned utf16 surrogate lead code point', function(t) {
+  t.plan(1)
+  var text = '���������������'
+  var err
+  try {
+    var buf = new B(text)
+  } catch (e) {
+    err = e
+  }
+  t.equal(err instanceof URIError, true)
+  t.end()
+})
+
+test('throw on orphaned utf16 surrogate trail code point', function(t) {
+  t.plan(1)
+  var text = '���������������'
+  var err
+  try {
+    var buf = new B(text)
+  } catch (e) {
+    err = e
+  }
+  t.equal(err instanceof URIError, true)
+  t.end()
+})