08-27-周三_17-09-29

node_modules/dnode/test/broadcast.js

@@ -0,0 +1,69 @@
+var dnode = require('../');
+var EventEmitter = require('events').EventEmitter;
+var test = require('tape');
+
+test('broadcast', function (t) {
+    t.plan(3);
+    
+    var em = new EventEmitter;
+    var server = function () {
+        return dnode(function (client, conn) {
+            conn.on('ready', function () {
+                em.on('message', client.message);
+            });
+            
+            conn.on('end', function () {
+                em.removeListener('message', client.message);
+            });
+            
+            this.message = function (msg) {
+                em.emit('message', client.name + ' says: ' + msg);
+            };
+        });
+    };
+    
+    var recv = { 0 : [], 1 : [], 2 : [] };
+    
+    var client0 = dnode({
+        name : '#0',
+        message : function (msg) { recv[0].push(msg) }
+    });
+    client0.on('remote', function (remote) {
+        setTimeout(function () {
+            remote.message('hello!');
+        }, 25);
+    });
+    client0.pipe(server()).pipe(client0);
+    
+    var client1 = dnode({
+        name : '#1',
+        message : function (msg) { recv[1].push(msg) }
+    });
+    client1.on('remote', function (remote) {
+        setTimeout(function () {
+            remote.message('hey');
+        }, 50);
+    });
+    client1.pipe(server()).pipe(client1);
+    
+    var client2 = dnode({
+        name : '#2',
+        message : function (msg) { recv[2].push(msg) }
+    });
+    client2.on('remote', function (remote) {
+        setTimeout(function () {
+            remote.message('wowsy');
+        }, 75);
+    });
+    client2.pipe(server()).pipe(client2);
+    
+    setTimeout(function () {
+        t.deepEqual(
+            recv[0],
+            [ '#0 says: hello!', '#1 says: hey', '#2 says: wowsy' ],
+            "#0 didn't get the right messages"
+        );
+        t.deepEqual(recv[0], recv[1], "#1 didn't get the messages");
+        t.deepEqual(recv[0], recv[2], "#2 didn't get the messages");
+    }, 150);
+});