Added support for deferring callbacks in time

src/angular-mocks.js

@@ -161,12 +161,19 @@ function MockBrowser() {
   self.lastCookieHash = {};
   self.deferredFns = [];
 
-  self.defer = function(fn) {
-    self.deferredFns.push(fn);
+  self.defer = function(fn, delay) {
+    delay = delay || 0;
+    self.deferredFns.push({time:(self.defer.now + delay), fn:fn});
+    self.deferredFns.sort(function(a,b){ return a.time - b.time;});
   };
 
-  self.defer.flush = function() {
-    while (self.deferredFns.length) self.deferredFns.shift()();
+  self.defer.now = 0;
+
+  self.defer.flush = function(time) {
+    self.defer.now += (time || 0);
+    while (self.deferredFns.length && self.deferredFns[0].time <= self.defer.now) {
+      self.deferredFns.shift().fn();
+    }
   };
 }
 MockBrowser.prototype = {

test/angular-mocksSpec.js

@@ -201,7 +201,24 @@ describe('mocks', function(){
       browser.defer.flush(10);
       expect(browser.defer.now).toEqual(20);
       expect(log).toEqual('A;B;C;');
+    });
 
+    it('should defer and flush over time', function(){
+      browser.defer(logFn('A'), 1);
+      browser.defer(logFn('B'), 2);
+      browser.defer(logFn('C'), 3);
+
+      browser.defer.flush(0);
+      expect(browser.defer.now).toEqual(0);
+      expect(log).toEqual('');
+
+      browser.defer.flush(1);
+      expect(browser.defer.now).toEqual(1);
+      expect(log).toEqual('A;');
+
+      browser.defer.flush(2);
+      expect(browser.defer.now).toEqual(3);
+      expect(log).toEqual('A;B;C;');
     });
   });