From 84ee2e97854a0e6bcf0a412caa3a65f720052393 Mon Sep 17 00:00:00 2001
From: "Frank A. Krueger" <fak@praeclarum.org>
Date: Fri, 16 Jun 2017 17:19:18 -0700
Subject: [PATCH] Test bubbling up messages

---
 Tests/MessageSendTests.cs | 55 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Tests/MessageSendTests.cs

diff --git a/Tests/MessageSendTests.cs b/Tests/MessageSendTests.cs
new file mode 100644
index 0000000..8c239db
--- /dev/null
+++ b/Tests/MessageSendTests.cs
@@ -0,0 +1,55 @@
+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+using Ooui;
+
+namespace Tests
+{
+    [TestClass]
+    public class MessageSendTests
+    {
+        [TestMethod]
+        public void SendTriggers ()
+        {
+            var b = new Button ();
+            var sendCount = 0;
+            b.MessageSent += m => {
+                if (m.Key == "test") sendCount++;
+            };
+            b.Send (Message.Event (b.Id, "test"));
+            Assert.AreEqual (1, sendCount);
+        }
+
+        [TestMethod]
+        public void ChildSendTriggers ()
+        {
+            var p = new Div ();
+            var b = new Button ();
+            p.AppendChild (b);
+            var sendCount = 0;
+            void HandleMessage (Message m) {
+                if (m.Key == "test") sendCount++;
+            };
+            p.MessageSent += HandleMessage;
+            b.Send (Message.Event (b.Id, "test"));
+            Assert.AreEqual (1, sendCount);
+        }
+
+        [TestMethod]
+        public void OldChildSendDoesntTrigger ()
+        {
+            var p = new Div ();
+            var b = new Button ();
+            p.AppendChild (b);
+            var sendCount = 0;
+            void HandleMessage (Message m) {
+                if (m.Key == "test") sendCount++;
+            };
+            p.MessageSent += HandleMessage;
+            b.Send (Message.Event (b.Id, "test"));
+            p.RemoveChild (b);
+            b.Send (Message.Event (b.Id, "test"));
+            Assert.AreEqual (1, sendCount);
+        }
+    }
+}