From 0b9b1d8505743995c5328daab1f1e124debc63bd Mon Sep 17 00:00:00 2001
From: dcodeIO <dcode@dcode.io>
Date: Wed, 14 Dec 2016 14:00:51 +0100
Subject: [PATCH] Test case for #556

---
 package.json |  2 +-
 tests/tag.js | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 tests/tag.js

diff --git a/package.json b/package.json
index dc01cf214..e0a0adb60 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "protobufjs",
-  "version": "6.1.1",
+  "version": "6.1.2",
   "description": "Protocol Buffers for JavaScript (& TypeScript).",
   "author": "Daniel Wirtz <dcode+protobufjs@dcode.io>",
   "license": "Apache-2.0",
diff --git a/tests/tag.js b/tests/tag.js
new file mode 100644
index 000000000..8776a84bb
--- /dev/null
+++ b/tests/tag.js
@@ -0,0 +1,35 @@
+var tape = require("tape");
+
+var protobuf = require("..");
+
+var root = protobuf.Root.fromJSON({
+    nested: {
+        Message: {
+            fields: {
+                val: {
+                    type: "uint32",
+                    id: 0x1FFFFFFF
+                }
+            }
+        }
+    }
+});
+
+tape.test("long tags", function(test) {
+
+    var Message = root.lookup("Message");
+    var message = { val: 1 };
+    var buf = Message.encode(message).finish();
+    
+    test.equal(buf[0], 0xF8, "should write F8 (78)");
+    test.equal(buf[1], 0xff, "should write FF (7F)");
+    test.equal(buf[2], 0xff, "should write FF (7F)");
+    test.equal(buf[3], 0xff, "should write FF (7F)");
+    test.equal(buf[4], 0b1111, "should write 1111b");
+    test.equal(buf[5], 1, "should write value 1");
+
+    var comp = Message.decode(buf);
+    test.deepEqual(comp, message, "should decode back the original data");
+
+    test.end();
+});