Daniel@0: "use strict";
Daniel@0: 
Daniel@0: describe("ContextModule.AppContext", function() {
Daniel@0: 
Daniel@0:     var serializedAppContexts = {
Daniel@0:             "empty": {
Daniel@0:                 "stateHistory": {
Daniel@0:                     "currentSerializedState": {
Daniel@0:                         "musicCollectionGrid": {
Daniel@0:                             "entityConfigs": [],
Daniel@0:                             "viewConfigs": [],
Daniel@0:                         },
Daniel@0:                         "musicRecordingGrid": {
Daniel@0:                             "entityConfigs": [],
Daniel@0:                             "viewConfigs": [],
Daniel@0:                         }
Daniel@0:                     },
Daniel@0:                     "undoStack": [],
Daniel@0:                     "redoStack": []
Daniel@0:                 },
Daniel@0:                 "stateBookmarks": []
Daniel@0:             },
Daniel@0: 
Daniel@0:             "empty_faulty1": {
Daniel@0:             },
Daniel@0:             "empty_faulty2": 42,
Daniel@0:             "empty_faulty3": null,
Daniel@0:             
Daniel@0:             "empty_incomplete1": {
Daniel@0:                 "stateHistory": {
Daniel@0:                     "currentSerializedState": {
Daniel@0:                         "musicCollectionGrid": {
Daniel@0:                             "entityConfigs": [],
Daniel@0:                             "viewConfigs": [],
Daniel@0:                         },
Daniel@0:                     },
Daniel@0:                     "redoStack": []
Daniel@0:                 },
Daniel@0:                 "stateBookmarks": []
Daniel@0:             },
Daniel@0:             "empty_incomplete2": {
Daniel@0:                 "stateHistory": {
Daniel@0:                     "currentSerializedState": null,
Daniel@0:                     "undoStack": [],
Daniel@0:                     "redoStack": []
Daniel@0:                 },
Daniel@0:                 "stateBookmarks": []
Daniel@0:             },
Daniel@0:     };
Daniel@0:     
Daniel@0:     it("is promptly created", function() {
Daniel@0:         var testedAppContext = new App.ContextModule.AppContext();
Daniel@0:         
Daniel@0:         expect(testedAppContext).not.toBe(null);
Daniel@0:         
Daniel@0:         expect(testedAppContext.get("state")).not.toBe(null);
Daniel@0:         expect(testedAppContext.get("state") instanceof App.ContextModule.State).toBe(true);
Daniel@0: 
Daniel@0:         expect(testedAppContext.get("stateHistory")).not.toBe(null);
Daniel@0:         expect(testedAppContext.get("stateHistory") instanceof App.ContextModule.StateHistory).toBe(true);
Daniel@0:         
Daniel@0:         expect(testedAppContext.get("stateBookmarks")).not.toBe(null);
Daniel@0:         expect(testedAppContext.get("stateBookmarks") instanceof App.ContextModule.StateBookmarkCollection).toBe(true);
Daniel@0:         
Daniel@0:     });
Daniel@0: 
Daniel@0:     it("serializes and unserializes itself", function() {
Daniel@0:         var testedAppContext = new App.ContextModule.AppContext();
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_faulty1"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_faulty2"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_faulty3"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_incomplete1"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0: 
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_incomplete2"]);
Daniel@0:         expect(testedAppContext.serialize()).toEqual(serializedAppContexts["empty"]);
Daniel@0:     });
Daniel@0: 
Daniel@0:     it("triggers change events when something changes", function() {
Daniel@0:         var testedAppContext = new App.ContextModule.AppContext();
Daniel@0: 
Daniel@0:         var spyNames = [
Daniel@0:                 "change",
Daniel@0:                 "changeState",
Daniel@0:                 "changeStateHistory",
Daniel@0:                 "changeStateBookmarks",
Daniel@0:             ];
Daniel@0:         var spy = jasmine.createSpyObj("listener", spyNames);
Daniel@0:         var expectSpyCallCount = function() {
Daniel@0:             _.each(arguments, function(arg, i) {
Daniel@0:                 //console.log("___", i, "--->", spy[spyNames[i]].calls.count(), arg);
Daniel@0:                 expect(spy[spyNames[i]].calls.count()).toEqual(arg);
Daniel@0:             });
Daniel@0:             for (var i = arguments.length; i < spyNames.length; i++) {
Daniel@0:                 //console.log("___", i, "--->", spy[spyNames[i]].calls.count(), 0);
Daniel@0:                 expect(spy[spyNames[i]].calls.count()).toEqual(0);
Daniel@0:             }
Daniel@0:         };
Daniel@0:         var resetSpyCallCount = function() {
Daniel@0:             _.each(spyNames, function(spyName) {
Daniel@0:                 spy[spyName].calls.reset();
Daniel@0:             });
Daniel@0:         };
Daniel@0:         var expectSpyCallCountAndReset = function() {
Daniel@0:             expectSpyCallCount.apply(null, arguments);
Daniel@0:             resetSpyCallCount();
Daniel@0:         };
Daniel@0:         
Daniel@0:         testedAppContext.on("change", spy["change"]);
Daniel@0:         testedAppContext.get("state").on("change", spy["changeState"]);
Daniel@0:         testedAppContext.get("stateHistory").on("change", spy["changeStateHistory"]);
Daniel@0:         testedAppContext.get("stateBookmarks").on("change", spy["changeStateBookmarks"]);
Daniel@0:         
Daniel@0:         expectSpyCallCountAndReset(0);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty"]);
Daniel@0:         expectSpyCallCountAndReset(0);
Daniel@0:         
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty_faulty1"]);
Daniel@0:         expectSpyCallCountAndReset(0);
Daniel@0:         expect(testedAppContext.get("stateHistory").canUndo()).toEqual(false);
Daniel@0:         expect(testedAppContext.get("stateHistory").canRedo()).toEqual(false);
Daniel@0:         
Daniel@0:         testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.add(new App.ContextModule.Config({
Daniel@0:             "parameters": {
Daniel@0:                 "x": 2,
Daniel@0:                 "y": 3,
Daniel@0:             }
Daniel@0:         }));
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).planParameterUpdate("x", 10);
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).applyPlannedParameterUpdates();
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).planParameterUpdate("x", 10);
Daniel@0:         expectSpyCallCountAndReset(0, 0, 0);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).getParameterValue("x")).toEqual(10);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).getPlannedParameterValue("x")).toEqual(10);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).isPlannedToUpdate("x")).toEqual(false);
Daniel@0: 
Daniel@0:         testedAppContext.get("stateHistory").undo();
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         expect(testedAppContext.get("stateHistory").canUndo()).toEqual(true);
Daniel@0:         expect(testedAppContext.get("stateHistory").canRedo()).toEqual(true);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).getParameterValue("x")).toEqual(2);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).getPlannedParameterValue("x")).toEqual(10);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.at(0).isPlannedToUpdate("x")).toEqual(true);
Daniel@0:         
Daniel@0:         testedAppContext.get("stateHistory").undo();
Daniel@0:         testedAppContext.get("stateHistory").undo();
Daniel@0:         expectSpyCallCountAndReset(2, 2, 2);
Daniel@0:         expect(testedAppContext.get("stateHistory").canUndo()).toEqual(false);
Daniel@0:         expect(testedAppContext.get("stateHistory").canRedo()).toEqual(true);
Daniel@0:         expect(testedAppContext.get("state").get("musicCollectionGrid").entityConfigs.size()).toEqual(0);
Daniel@0: 
Daniel@0:         testedAppContext.get("stateHistory").redo();
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         expect(testedAppContext.get("stateHistory").canUndo()).toEqual(true);
Daniel@0:         expect(testedAppContext.get("stateHistory").canRedo()).toEqual(true);
Daniel@0: 
Daniel@0:         testedAppContext.unserialize(serializedAppContexts["empty"]);
Daniel@0:         expectSpyCallCountAndReset(1, 1, 1);
Daniel@0:         expect(testedAppContext.get("stateHistory").canUndo()).toEqual(false);
Daniel@0:         expect(testedAppContext.get("stateHistory").canRedo()).toEqual(false);
Daniel@0:     });
Daniel@0: });