1 files changed, 78 insertions, 0 deletions
diff --git a/src/scenario/SpecRunner.js b/src/scenario/SpecRunner.js
new file mode 100644
index 00000000..8b6d4ef1
--- /dev/null
+++ b/src/scenario/SpecRunner.js
@@ -0,0 +1,78 @@
+/**
+ * This class is the "this" of the it/beforeEach/afterEach method.
+ * Responsibilities:
+ *   - "this" for it/beforeEach/afterEach
+ *   - keep state for single it/beforeEach/afterEach execution
+ *   - keep track of all of the futures to execute
+ *   - run single spec (execute each future)
+ */
+angular.scenario.SpecRunner = function() {
+  this.futures = [];
+};
+
+/**
+ * Executes a spec which is an it block with associated before/after functions
+ * based on the describe nesting.
+ *
+ * @param {Object} An angular.scenario.UI implementation
+ * @param {Object} A spec object
+ * @param {Object} An angular.scenario.Application instance
+ * @param {Function} Callback function that is called when the  spec finshes.
+ */
+angular.scenario.SpecRunner.prototype.run = function(ui, spec, specDone) {
+  var specUI = ui.addSpec(spec);
+  
+  try {
+    spec.fn.call(this);
+  } catch (e) {
+    specUI.error(e);
+    specDone();
+    return;
+  }
+  
+  asyncForEach(
+    this.futures, 
+    function(future, futureDone) {
+      var stepUI = specUI.addStep(future.name);
+      try {
+        future.execute(function(error) {
+          stepUI.finish(error);
+          futureDone(error);
+        });
+      } catch (e) {
+        stepUI.error(e);
+        rethrow(e);
+      }
+    }, 
+    function(e) {
+      specUI.finish(e); 
+      specDone(); 
+    }
+  );
+};
+
+/**
+ * Adds a new future action.
+ *
+ * @param {String} Name of the future
+ * @param {Function} Behavior of the future
+ */
+angular.scenario.SpecRunner.prototype.addFuture = function(name, behavior) {
+  var future = new angular.scenario.Future(name, angular.bind(this, behavior));
+  this.futures.push(future);
+  return future;
+};
+
+/**
+ * Adds a new future action to be executed on the application window.
+ *
+ * @param {String} Name of the future
+ * @param {Function} Behavior of the future
+ */
+angular.scenario.SpecRunner.prototype.addFutureAction = function(name, behavior) {
+  return this.addFuture(name, function(done) {
+    this.application.executeAction(function() {
+      behavior.call(this, done);
+    });
+  });
+};