1 files changed, 12 insertions, 0 deletions
diff --git a/js/binary/writer_test.js b/js/binary/writer_test.js
index 118eecfc..8a9a1bb0 100644
--- a/js/binary/writer_test.js
+++ b/js/binary/writer_test.js
@@ -118,4 +118,16 @@ describe('binaryWriterTest', function() {
     var buffer = writer.getResultBuffer();
     assertEquals(expected, goog.crypt.byteArrayToHex(buffer));
   });
+
+
+  /**
+   * Tests websafe encodings for base64 strings.
+   */
+  it('testWebSafeOption', function() {
+    var writer = new jspb.BinaryWriter();
+    writer.writeBytes(1, new Uint8Array([127]));
+    assertEquals('CgF/', writer.getResultBase64String());
+    assertEquals('CgF/', writer.getResultBase64String(false));
+    assertEquals('CgF_', writer.getResultBase64String(true));
+  });
 });