diff --git a/test/convert.js b/test/convert.js
index ccdbb69..fd24c00 100644
--- a/test/convert.js
+++ b/test/convert.js
@@ -30,6 +30,8 @@ test('convert to base64 and back', function (t) {
 })
 
 var data = [
+  [[73], 'SQ=='],
+  [[65, 77], 'QU0='],
   [[0, 0, 0], 'AAAA'],
   [[0, 0, 1], 'AAAB'],
   [[0, 1, -1], 'AAH/'],
@@ -57,6 +59,25 @@ test('convert known data from string', function (t) {
   t.end()
 })
 
+test('decode joined strings', function (t) {
+
+  const source = []
+  let decoded = []
+  for (var i = 0; i < data.length; i++) {
+    const string = data[i][1]
+    source.push(string)
+    decoded.push(b64.toByteArray(string))
+  }
+
+  let dataStr = source.join('')
+  let actual = b64.toByteArray(dataStr)
+  let expected = decoded.join()
+
+  t.ok(equal(actual, expected), 'Ensure that ' + dataStr + ' deserialise to ' + expected + '. Got ' + actual)
+	t.end()
+})
+
+
 function equal (a, b) {
   var i
   var length = a.length