1 files changed, 48 insertions, 0 deletions
diff --git a/node_modules/base64-js/test/convert.js b/node_modules/base64-js/test/convert.js
new file mode 100644
index 000000000..d68e105d7
--- /dev/null
+++ b/node_modules/base64-js/test/convert.js
@@ -0,0 +1,48 @@
+var test = require('tape')
+var b64 = require('../')
+var checks = [
+  'a',
+  'aa',
+  'aaa',
+  'hi',
+  'hi!',
+  'hi!!',
+  'sup',
+  'sup?',
+  'sup?!'
+]
+
+test('convert to base64 and back', function (t) {
+  t.plan(checks.length * 2)
+
+  for (var i = 0; i < checks.length; i++) {
+    var check = checks[i]
+    var b64Str, arr, str
+
+    b64Str = b64.fromByteArray(map(check, function (char) { return char.charCodeAt(0) }))
+
+    arr = b64.toByteArray(b64Str)
+    str = map(arr, function (byte) { return String.fromCharCode(byte) }).join('')
+
+    t.equal(check, str, 'Checked ' + check)
+    t.equal(b64.byteLength(b64Str), arr.length, 'Checked length for ' + check)
+  }
+})
+
+function map (arr, callback) {
+  var res = []
+  var kValue, mappedValue
+
+  for (var k = 0, len = arr.length; k < len; k++) {
+    if ((typeof arr === 'string' && !!arr.charAt(k))) {
+      kValue = arr.charAt(k)
+      mappedValue = callback(kValue, k, arr)
+      res[k] = mappedValue
+    } else if (typeof arr !== 'string' && k in arr) {
+      kValue = arr[k]
+      mappedValue = callback(kValue, k, arr)
+      res[k] = mappedValue
+    }
+  }
+  return res
+}