// ========================================================================== // Project: SproutCore
- JavaScript Application Framework // Copyright: ©2006-2011 Strobe Inc. and contributors. // Portions ©2008-2011 Apple Inc. All rights reserved. // License: Licensed under MIT license (see license.js) // ==========================================================================
/*globals throws should_throw*/
var content, controller, extra;
var TestObject = SC
.Object.extend({
title: "test", xFactor: "THETA", toString: function() { return "TestObject(%@)".fmt(this.get("title")); }
});
// .….….….….….….….….….….….….….….. // EMPTY SET //
module(“SC.ArrayController - enum_case - EMPTY SET”, {
setup: function() { content = SC.Set.create(); controller = SC.ArrayController.create({ content: content, orderBy: "title" }); extra = TestObject.create({ title: "FOO", xFactor: "ZED" }); }, teardown: function() { controller.destroy(); }
});
test(“state properties”, function() {
equals(controller.get("hasContent"), YES, 'c.hasContent'); equals(controller.get("canRemoveContent"), YES, "c.canRemoveContent"); equals(controller.get("canReorderContent"), NO, "c.canReorderContent"); equals(controller.get("canAddContent"), YES, "c.canAddContent");
});
// addObject should append to end of array + notify observers on Array
itself test(“addObject”, function() {
var callCount = 0; controller.addObserver('[]', function() { callCount++; }); SC.run(function() { controller.addObject(extra); }); var expected = SC.Set.create().add(extra); same(content, expected, 'addObject(extra) should work'); equals(callCount, 1, 'should notify observer that content has changed'); equals(content.get('length'), 1, 'should update length of controller');
});
test(“removeObject”, function() {
var callCount = 0; controller.addObserver('[]', function() { callCount++; }); SC.run(function() { controller.removeObject(extra); }); same(content, SC.Set.create(), 'removeObject(extra) should have no effect'); equals(callCount, 0, 'should not notify observer since content did not change');
});
test(“basic array READ operations”, function() {
equals(controller.get("length"), 0, 'length should be empty'); equals(controller.objectAt(0), undefined, "objectAt() should return undefined");
});
test(“basic array WRITE operations”, function() {
var callCount = 0; controller.addObserver('[]', function() { callCount++; }); should_throw(function() { controller.replace(0,1,[extra]); }, Error, "calling replace on an enumerable should throw");
});
test(“arrangedObjects”, function() {
equals(controller.get("arrangedObjects"), controller, 'c.arrangedObjects should return receiver');
});
// .….….….….….….….….….….….….….….. // NON-EMPTY SET //
module(“SC.ArrayController - enum_case - NON-EMPTY SET”, {
setup: function() { content = SC.Set.create(); "1 2 3 4 5".w().forEach(function(x) { content.add(TestObject.create({ title: x, xFactor: (5-x) })); }); controller = SC.ArrayController.create({ content: content, orderBy: "title" }); extra = TestObject.create({ title: "FOO", xFactor: 0 }); }, teardown: function() { controller.destroy(); }
});
test(“state properties”, function() {
equals(controller.get("hasContent"), YES, 'c.hasContent'); equals(controller.get("canRemoveContent"), YES, "c.canRemoveContent"); equals(controller.get("canReorderContent"), NO, "c.canReorderContent"); equals(controller.get("canAddContent"), YES, "c.canAddContent");
});
// addObject should regenerate ordered + notify observers on Array
itself test(“addObject”, function() {
var expected = content.copy(); expected.add(extra); var callCount = 0; controller.addObserver('[]', function() { callCount++; }); SC.run(function() { controller.addObject(extra); }); same(content, expected, 'addObject(extra) should work'); equals(callCount, 1, 'should notify observer that content has changed'); equals(content.get('length'), expected.length, 'should update length of controller'); var idx, len = controller.get('length'); expected = SC.A(expected).sort(function(a,b) { return SC.compare(a.get('title'), b.get('title')); }); for(idx=0;idx<len;idx++) { equals(controller.objectAt(idx), expected[idx], "controller.objectAt(%@) should be match ordered array %@".fmt(idx,idx)); }
});
test(“removeObject”, function() {
var expected = content.copy(), obj = expected.pop(); var callCount = 0; controller.addObserver('[]', function() { callCount++; }); equals(controller.get('length'), content.get('length'), 'precond - controller should have same length as content to start'); SC.run(function() { controller.removeObject(obj); }); same(content, expected, 'removeObject(extra) should remove object'); equals(callCount, 1, 'should notify observer that content has changed'); equals(content.get('length'), expected.length, 'should update length of content'); equals(controller.get('length'), expected.length, 'should update length of controller as well'); var idx, len = controller.get('length'); expected = SC.A(expected).sort(function(a,b) { return SC.compare(a.get('title'), b.get('title')); }); for(idx=0;idx<len;idx++) { equals(controller.objectAt(idx), expected[idx], "controller.objectAt(%@) should be match ordered array %@".fmt(idx,idx)); }
});
test(“basic array READ operations”, function() {
equals(controller.get("length"), content.length, 'length should be empty'); var expected = SC.A(content).sort(function(a,b) { return SC.compare(a.get('title'), b.get('title')); }); var loc = expected.length+1; // verify 1 past end as well while(--loc>=0) { equals(controller.objectAt(loc), expected[loc], "objectAt(%@) should return same value at content[%@]".fmt(loc, loc)); }
});
test(“basic array WRITE operations”, function() {
var callCount = 0; controller.addObserver('[]', function() { callCount++; }); should_throw(function() { controller.replace(0,1,[extra]); }, Error, "calling replace on an enumerable should throw");
});
test(“arrangedObjects”, function() {
equals(controller.get("arrangedObjects"), controller, 'c.arrangedObjects should return receiver');
});
test(“modifying orderBy should build order”, function() {
var cnt = 0 ; controller.addObserver('[]', this, function() { cnt++; }); same(controller.getEach('title'), '1 2 3 4 5'.w(), 'initially should be ordered by title'); cnt = 0; controller.set('orderBy', 'xFactor'); equals(cnt, 1, 'should have fired observer on enumerable'); same(controller.getEach('title'), '5 4 3 2 1'.w(), 'should be ordered reverse');
});
// .….….….….….….….….….….….….….….. // ADD SPECIAL CASES HERE //