1 files changed, 69 insertions, 0 deletions
diff --git a/test/service/deferSpec.js b/test/service/deferSpec.js
new file mode 100644
index 00000000..932c3661
--- /dev/null
+++ b/test/service/deferSpec.js
@@ -0,0 +1,69 @@
+describe('$defer', function() {
+  var scope, $browser, $defer, $exceptionHandler;
+
+  beforeEach(function(){
+    scope = angular.scope({}, angular.service,
+                          {'$exceptionHandler': jasmine.createSpy('$exceptionHandler')});
+    $browser = scope.$service('$browser');
+    $defer = scope.$service('$defer');
+    $exceptionHandler = scope.$service('$exceptionHandler');
+  });
+
+  afterEach(function(){
+    dealoc(scope);
+  });
+
+
+  it('should delegate functions to $browser.defer', function() {
+    var counter = 0;
+    $defer(function() { counter++; });
+
+    expect(counter).toBe(0);
+
+    $browser.defer.flush();
+    expect(counter).toBe(1);
+
+    $browser.defer.flush(); //does nothing
+    expect(counter).toBe(1);
+
+    expect($exceptionHandler).not.toHaveBeenCalled();
+  });
+
+
+  it('should delegate exception to the $exceptionHandler service', function() {
+    $defer(function() {throw "Test Error";});
+    expect($exceptionHandler).not.toHaveBeenCalled();
+
+    $browser.defer.flush();
+    expect($exceptionHandler).toHaveBeenCalledWith("Test Error");
+  });
+
+
+  it('should call eval after each callback is executed', function() {
+    var eval = this.spyOn(scope, '$eval').andCallThrough();
+
+    $defer(function() {});
+    expect(eval).wasNotCalled();
+
+    $browser.defer.flush();
+    expect(eval).wasCalled();
+
+    eval.reset(); //reset the spy;
+
+    $defer(function() {});
+    $defer(function() {});
+    $browser.defer.flush();
+    expect(eval.callCount).toBe(2);
+  });
+
+
+  it('should call eval even if an exception is thrown in callback', function() {
+    var eval = this.spyOn(scope, '$eval').andCallThrough();
+
+    $defer(function() {throw "Test Error";});
+    expect(eval).wasNotCalled();
+
+    $browser.defer.flush();
+    expect(eval).wasCalled();
+  });
+});