chore(core): create a wrapper to manage async callbacks

1 files changed, 33 insertions, 0 deletions

diff --git a/test/ng/asyncCallbackSpec.js b/test/ng/asyncCallbackSpec.js
new file mode 100644
index 00000000..f9bbe781
--- /dev/null
+++ b/test/ng/asyncCallbackSpec.js
@@ -0,0 +1,33 @@
+'use strict';
+describe('$$asyncCallback', function() {
+  it('should perform a callback asynchronously', inject(function($$asyncCallback) {
+    var message = 'hello there ';
+    $$asyncCallback(function() {
+      message += 'Angular';
+    });
+
+    expect(message).toBe('hello there ');
+    $$asyncCallback.flush();
+    expect(message).toBe('hello there Angular');
+  }));
+
+  describe('mocks', function() {
+    it('should queue up all async callbacks', inject(function($$asyncCallback) {
+      var callback = jasmine.createSpy('callback');
+      $$asyncCallback(callback);
+      $$asyncCallback(callback);
+      $$asyncCallback(callback);
+      expect(callback.callCount).toBe(0);
+
+      $$asyncCallback.flush();
+      expect(callback.callCount).toBe(3);
+
+      $$asyncCallback(callback);
+      $$asyncCallback(callback);
+      expect(callback.callCount).toBe(3);
+
+      $$asyncCallback.flush();
+      expect(callback.callCount).toBe(5);
+    }));
+  });
+});