test/view.js - Code Metrics - Inspection of "Tag v 1.0.0 removes v17.x.x tags, starts from v1.0..." - HuasoFoundries/backbone_es6 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e2c47b...19fc28 )

by Felipe

created 2017-09-30 14:28 UTC

test/view.js D

↳ Parent: Project

Complexity

Total Complexity	67
Complexity/F	1

Size

Lines of Code	495
Function Count	67

Duplication

Duplicated Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	0
c	1
b	0
f	0
nc	1
dl	0
loc	495
rs	4.3333
wmc	67
mnd	0
bc	67
fnc	67
bpm	1
cpm	1
noi	178

How to fix Complexity

(function() {

  var view;

  QUnit.module('Backbone.View', {

    beforeEach: function(assert) {
      $('#qunit-fixture').append(
        '<div id="testElement"><h1>Test</h1></div>'
      );

      view = new Backbone.View({
        id: 'test-view',
        className: 'test-view',
        other: 'non-special-option'
      });
    },

    afterEach: function() {
      $('#testElement').remove();
      $('#test-view').remove();
    }

  });

  QUnit.test('constructor', function(assert) {
    assert.expect(3);
    assert.equal(view.el.id, 'test-view');
    assert.equal(view.el.className, 'test-view');
    assert.equal(view.el.other, void 0);
  });

  QUnit.test('$', function(assert) {
    assert.expect(2);
    var myView = new Backbone.View;
    myView.setElement('<p><a><b>test</b></a></p>');
    var result = myView.$('a b');

    assert.strictEqual(result[0].innerHTML, 'test');
    assert.ok(result.length === +result.length);
  });

  QUnit.test('$el', function(assert) {
    assert.expect(3);
    var myView = new Backbone.View;
    myView.setElement('<p><a><b>test</b></a></p>');
    assert.strictEqual(myView.el.nodeType, 1);

    assert.ok(myView.$el instanceof Backbone.$);
    assert.strictEqual(myView.$el[0], myView.el);
  });

  QUnit.test('initialize', function(assert) {
    assert.expect(1);
    var View = Backbone.View.extend({
      initialize: function() {
        this.one = 1;
      }
    });

    assert.strictEqual(new View().one, 1);
  });

  QUnit.test('render', function(assert) {
    assert.expect(1);
    var myView = new Backbone.View;
    assert.equal(myView.render(), myView, '#render returns the view instance');
  });

  QUnit.test('delegateEvents', function(assert) {
    assert.expect(6);
    var counter1 = 0, counter2 = 0;

    var myView = new Backbone.View({el: '#testElement'});
    myView.increment = function(){ counter1++; };
    myView.$el.on('click', function(){ counter2++; });

    var events = {'click h1': 'increment'};

    myView.delegateEvents(events);
    myView.$('h1').trigger('click');
    assert.equal(counter1, 1);
    assert.equal(counter2, 1);

    myView.$('h1').trigger('click');
    assert.equal(counter1, 2);
    assert.equal(counter2, 2);

    myView.delegateEvents(events);
    myView.$('h1').trigger('click');
    assert.equal(counter1, 3);
    assert.equal(counter2, 3);
  });

  QUnit.test('delegate', function(assert) {
    assert.expect(3);
    var myView = new Backbone.View({el: '#testElement'});
    myView.delegate('click', 'h1', function() {
      assert.ok(true);
    });
    myView.delegate('click', function() {
      assert.ok(true);
    });
    myView.$('h1').trigger('click');

    assert.equal(myView.delegate(), myView, '#delegate returns the view instance');
  });

  QUnit.test('delegateEvents allows functions for callbacks', function(assert) {
    assert.expect(3);
    var myView = new Backbone.View({el: '<p></p>'});
    myView.counter = 0;

    var events = {
      click: function() {
        this.counter++;
      }
    };

    myView.delegateEvents(events);
    myView.$el.trigger('click');
    assert.equal(myView.counter, 1);

    myView.$el.trigger('click');
    assert.equal(myView.counter, 2);

    myView.delegateEvents(events);
    myView.$el.trigger('click');
    assert.equal(myView.counter, 3);
  });


  QUnit.test('delegateEvents ignore undefined methods', function(assert) {
    assert.expect(0);
    var myView = new Backbone.View({el: '<p></p>'});
    myView.delegateEvents({'click': 'undefinedMethod'});
    myView.$el.trigger('click');
  });

  QUnit.test('undelegateEvents', function(assert) {
    assert.expect(7);
    var counter1 = 0, counter2 = 0;

    var myView = new Backbone.View({el: '#testElement'});
    myView.increment = function(){ counter1++; };
    myView.$el.on('click', function(){ counter2++; });

    var events = {'click h1': 'increment'};

    myView.delegateEvents(events);
    myView.$('h1').trigger('click');
    assert.equal(counter1, 1);
    assert.equal(counter2, 1);

    myView.undelegateEvents();
    myView.$('h1').trigger('click');
    assert.equal(counter1, 1);
    assert.equal(counter2, 2);

    myView.delegateEvents(events);
    myView.$('h1').trigger('click');
    assert.equal(counter1, 2);
    assert.equal(counter2, 3);

    assert.equal(myView.undelegateEvents(), myView, '#undelegateEvents returns the view instance');
  });

  QUnit.test('undelegate', function(assert) {
    assert.expect(1);
    var myView = new Backbone.View({el: '#testElement'});
    myView.delegate('click', function() { assert.ok(false); });
    myView.delegate('click', 'h1', function() { assert.ok(false); });

    myView.undelegate('click');

    myView.$('h1').trigger('click');
    myView.$el.trigger('click');

    assert.equal(myView.undelegate(), myView, '#undelegate returns the view instance');
  });

  QUnit.test('undelegate with passed handler', function(assert) {
    assert.expect(1);
    var myView = new Backbone.View({el: '#testElement'});
    var listener = function() { assert.ok(false); };
    myView.delegate('click', listener);
    myView.delegate('click', function() { assert.ok(true); });
    myView.undelegate('click', listener);
    myView.$el.trigger('click');
  });

  QUnit.test('undelegate with selector', function(assert) {
    assert.expect(2);
    var myView = new Backbone.View({el: '#testElement'});
    myView.delegate('click', function() { assert.ok(true); });
    myView.delegate('click', 'h1', function() { assert.ok(false); });
    myView.undelegate('click', 'h1');
    myView.$('h1').trigger('click');
    myView.$el.trigger('click');
  });

  QUnit.test('undelegate with handler and selector', function(assert) {
    assert.expect(2);
    var myView = new Backbone.View({el: '#testElement'});
    myView.delegate('click', function() { assert.ok(true); });
    var handler = function(){ assert.ok(false); };
    myView.delegate('click', 'h1', handler);
    myView.undelegate('click', 'h1', handler);
    myView.$('h1').trigger('click');
    myView.$el.trigger('click');
  });

  QUnit.test('tagName can be provided as a string', function(assert) {
    assert.expect(1);
    var View = Backbone.View.extend({
      tagName: 'span'
    });

    assert.equal(new View().el.tagName, 'SPAN');
  });

  QUnit.test('tagName can be provided as a function', function(assert) {
    assert.expect(1);
    var View = Backbone.View.extend({
      tagName: function() {
        return 'p';
      }
    });

    assert.ok(new View().$el.is('p'));
  });

  QUnit.test('_ensureElement with DOM node el', function(assert) {
    assert.expect(1);
    var View = Backbone.View.extend({
      el: document.body
    });

    assert.equal(new View().el, document.body);
  });

  QUnit.test('_ensureElement with string el', function(assert) {
    assert.expect(3);
    var View = Backbone.View.extend({
      el: 'body'
    });
    assert.strictEqual(new View().el, document.body);

    View = Backbone.View.extend({
      el: '#testElement > h1'
    });
    assert.strictEqual(new View().el, $('#testElement > h1').get(0));

    View = Backbone.View.extend({
      el: '#nonexistent'
    });
    assert.ok(!new View().el);
  });

  QUnit.test('with className and id functions', function(assert) {
    assert.expect(2);
    var View = Backbone.View.extend({
      className: function() {
        return 'className';
      },
      id: function() {
        return 'id';
      }
    });

    assert.strictEqual(new View().el.className, 'className');
    assert.strictEqual(new View().el.id, 'id');
  });

  QUnit.test('with attributes', function(assert) {
    assert.expect(2);
    var View = Backbone.View.extend({
      attributes: {
        'id': 'id',
        'class': 'class'
      }
    });

    assert.strictEqual(new View().el.className, 'class');
    assert.strictEqual(new View().el.id, 'id');
  });

  QUnit.test('with attributes as a function', function(assert) {
    assert.expect(1);
    var View = Backbone.View.extend({
      attributes: function() {
        return {'class': 'dynamic'};
      }
    });

    assert.strictEqual(new View().el.className, 'dynamic');
  });

  QUnit.test('should default to className/id properties', function(assert) {
    assert.expect(4);
    var View = Backbone.View.extend({
      className: 'backboneClass',
      id: 'backboneId',
      attributes: {
        'class': 'attributeClass',
        'id': 'attributeId'
      }
    });

    var myView = new View;
    assert.strictEqual(myView.el.className, 'backboneClass');
    assert.strictEqual(myView.el.id, 'backboneId');
    assert.strictEqual(myView.$el.attr('class'), 'backboneClass');
    assert.strictEqual(myView.$el.attr('id'), 'backboneId');
  });

  QUnit.test('multiple views per element', function(assert) {
    assert.expect(3);
    var count = 0;
    var $el = $('<p></p>');

    var View = Backbone.View.extend({
      el: $el,
      events: {
        click: function() {
          count++;
        }
      }
    });

    var view1 = new View;
    $el.trigger('click');
    assert.equal(1, count);

    var view2 = new View;
    $el.trigger('click');
    assert.equal(3, count);

    view1.delegateEvents();
    $el.trigger('click');
    assert.equal(5, count);
  });

  QUnit.test('custom events', function(assert) {
    assert.expect(2);
    var View = Backbone.View.extend({
      el: $('body'),
      events: {
        fake$event: function() { assert.ok(true); }
      }
    });

    var myView = new View;
    $('body').trigger('fake$event').trigger('fake$event');

    $('body').off('fake$event');
    $('body').trigger('fake$event');
  });

  QUnit.test('#1048 - setElement uses provided object.', function(assert) {
    assert.expect(2);
    var $el = $('body');

    var myView = new Backbone.View({el: $el});
    assert.ok(myView.$el === $el);

    myView.setElement($el = $($el));
    assert.ok(myView.$el === $el);
  });

  QUnit.test('#986 - Undelegate before changing element.', function(assert) {
    assert.expect(1);
    var button1 = $('<button></button>');
    var button2 = $('<button></button>');

    var View = Backbone.View.extend({
      events: {
        click: function(e) {
          assert.ok(myView.el === e.target);
        }
      }
    });

    var myView = new View({el: button1});
    myView.setElement(button2);

    button1.trigger('click');
    button2.trigger('click');
  });

  QUnit.test('#1172 - Clone attributes object', function(assert) {
    assert.expect(2);
    var View = Backbone.View.extend({
      attributes: {foo: 'bar'}
    });

    var view1 = new View({id: 'foo'});
    assert.strictEqual(view1.el.id, 'foo');

    var view2 = new View();
    assert.ok(!view2.el.id);
  });

  QUnit.test('views stopListening', function(assert) {
    assert.expect(0);
    var View = Backbone.View.extend({
      initialize: function() {
        this.listenTo(this.model, 'all x', function(){ assert.ok(false); });
        this.listenTo(this.collection, 'all x', function(){ assert.ok(false); });
      }
    });

    var myView = new View({
      model: new Backbone.Model,
      collection: new Backbone.Collection
    });

    myView.stopListening();
    myView.model.trigger('x');
    myView.collection.trigger('x');
  });

  QUnit.test('Provide function for el.', function(assert) {
    assert.expect(2);
    var View = Backbone.View.extend({
      el: function() {
        return '<p><a></a></p>';
      }
    });

    var myView = new View;
    assert.ok(myView.$el.is('p'));
    assert.ok(myView.$el.has('a'));
  });

  QUnit.test('events passed in options', function(assert) {
    assert.expect(1);
    var counter = 0;

    var View = Backbone.View.extend({
      el: '#testElement',
      increment: function() {
        counter++;
      }
    });

    var myView = new View({
      events: {
        'click h1': 'increment'
      }
    });

    myView.$('h1').trigger('click').trigger('click');
    assert.equal(counter, 2);
  });

  QUnit.test('remove', function(assert) {
    assert.expect(2);
    var myView = new Backbone.View;
    document.body.appendChild(view.el);

    myView.delegate('click', function() { assert.ok(false); });
    myView.listenTo(myView, 'all x', function() { assert.ok(false); });

    assert.equal(myView.remove(), myView, '#remove returns the view instance');
    myView.$el.trigger('click');
    myView.trigger('x');

    // In IE8 and below, parentNode still exists but is not document.body.
    assert.notEqual(myView.el.parentNode, document.body);
  });

  QUnit.test('setElement', function(assert) {
    assert.expect(3);
    var myView = new Backbone.View({
      events: {
        click: function() { assert.ok(false); }
      }
    });
    myView.events = {
      click: function() { assert.ok(true); }
    };
    var oldEl = myView.el;
    var $oldEl = myView.$el;

    myView.setElement(document.createElement('div'));

    $oldEl.click();
    myView.$el.click();

    assert.notEqual(oldEl, myView.el);
    assert.notEqual($oldEl, myView.$el);
  });

})();


1			(function() {
2
3			var view;
4
5			QUnit.module('Backbone.View', {
6
7			beforeEach: function(assert) {
8			$('#qunit-fixture').append(
9			'<div id="testElement"><h1>Test</h1></div>'
10			);
11
12			view = new Backbone.View({
13			id: 'test-view',
14			className: 'test-view',
15			other: 'non-special-option'
16			});
17			},
18
19			afterEach: function() {
20			$('#testElement').remove();
21			$('#test-view').remove();
22			}
23
24			});
25
26			QUnit.test('constructor', function(assert) {
27			assert.expect(3);
28			assert.equal(view.el.id, 'test-view');
29			assert.equal(view.el.className, 'test-view');
30			assert.equal(view.el.other, void 0);
31			});
32
33			QUnit.test('$', function(assert) {
34			assert.expect(2);
35			var myView = new Backbone.View;
36			myView.setElement('<p><a><b>test</b></a></p>');
37			var result = myView.$('a b');
38
39			assert.strictEqual(result[0].innerHTML, 'test');
40			assert.ok(result.length === +result.length);
41			});
42
43			QUnit.test('$el', function(assert) {
44			assert.expect(3);
45			var myView = new Backbone.View;
46			myView.setElement('<p><a><b>test</b></a></p>');
47			assert.strictEqual(myView.el.nodeType, 1);
48
49			assert.ok(myView.$el instanceof Backbone.$);
50			assert.strictEqual(myView.$el[0], myView.el);
51			});
52
53			QUnit.test('initialize', function(assert) {
54			assert.expect(1);
55			var View = Backbone.View.extend({
56			initialize: function() {
57			this.one = 1;
58			}
59			});
60
61			assert.strictEqual(new View().one, 1);
62			});
63
64			QUnit.test('render', function(assert) {
65			assert.expect(1);
66			var myView = new Backbone.View;
67			assert.equal(myView.render(), myView, '#render returns the view instance');
68			});
69
70			QUnit.test('delegateEvents', function(assert) {
71			assert.expect(6);
72			var counter1 = 0, counter2 = 0;
73
74			var myView = new Backbone.View({el: '#testElement'});
75			myView.increment = function(){ counter1++; };
76			myView.$el.on('click', function(){ counter2++; });
77
78			var events = {'click h1': 'increment'};
79
80			myView.delegateEvents(events);
81			myView.$('h1').trigger('click');
82			assert.equal(counter1, 1);
83			assert.equal(counter2, 1);
84
85			myView.$('h1').trigger('click');
86			assert.equal(counter1, 2);
87			assert.equal(counter2, 2);
88
89			myView.delegateEvents(events);
90			myView.$('h1').trigger('click');
91			assert.equal(counter1, 3);
92			assert.equal(counter2, 3);
93			});
94
95			QUnit.test('delegate', function(assert) {
96			assert.expect(3);
97			var myView = new Backbone.View({el: '#testElement'});
98			myView.delegate('click', 'h1', function() {
99			assert.ok(true);
100			});
101			myView.delegate('click', function() {
102			assert.ok(true);
103			});
104			myView.$('h1').trigger('click');
105
106			assert.equal(myView.delegate(), myView, '#delegate returns the view instance');
107			});
108
109			QUnit.test('delegateEvents allows functions for callbacks', function(assert) {
110			assert.expect(3);
111			var myView = new Backbone.View({el: '<p></p>'});
112			myView.counter = 0;
113
114			var events = {
115			click: function() {
116			this.counter++;
117			}
118			};
119
120			myView.delegateEvents(events);
121			myView.$el.trigger('click');
122			assert.equal(myView.counter, 1);
123
124			myView.$el.trigger('click');
125			assert.equal(myView.counter, 2);
126
127			myView.delegateEvents(events);
128			myView.$el.trigger('click');
129			assert.equal(myView.counter, 3);
130			});
131
132
133			QUnit.test('delegateEvents ignore undefined methods', function(assert) {
134			assert.expect(0);
135			var myView = new Backbone.View({el: '<p></p>'});
136			myView.delegateEvents({'click': 'undefinedMethod'});
137			myView.$el.trigger('click');
138			});
139
140			QUnit.test('undelegateEvents', function(assert) {
141			assert.expect(7);
142			var counter1 = 0, counter2 = 0;
143
144			var myView = new Backbone.View({el: '#testElement'});
145			myView.increment = function(){ counter1++; };
146			myView.$el.on('click', function(){ counter2++; });
147
148			var events = {'click h1': 'increment'};
149
150			myView.delegateEvents(events);
151			myView.$('h1').trigger('click');
152			assert.equal(counter1, 1);
153			assert.equal(counter2, 1);
154
155			myView.undelegateEvents();
156			myView.$('h1').trigger('click');
157			assert.equal(counter1, 1);
158			assert.equal(counter2, 2);
159
160			myView.delegateEvents(events);
161			myView.$('h1').trigger('click');
162			assert.equal(counter1, 2);
163			assert.equal(counter2, 3);
164
165			assert.equal(myView.undelegateEvents(), myView, '#undelegateEvents returns the view instance');
166			});
167
168			QUnit.test('undelegate', function(assert) {
169			assert.expect(1);
170			var myView = new Backbone.View({el: '#testElement'});
171			myView.delegate('click', function() { assert.ok(false); });
172			myView.delegate('click', 'h1', function() { assert.ok(false); });
173
174			myView.undelegate('click');
175
176			myView.$('h1').trigger('click');
177			myView.$el.trigger('click');
178
179			assert.equal(myView.undelegate(), myView, '#undelegate returns the view instance');
180			});
181
182			QUnit.test('undelegate with passed handler', function(assert) {
183			assert.expect(1);
184			var myView = new Backbone.View({el: '#testElement'});
185			var listener = function() { assert.ok(false); };
186			myView.delegate('click', listener);
187			myView.delegate('click', function() { assert.ok(true); });
188			myView.undelegate('click', listener);
189			myView.$el.trigger('click');
190			});
191
192			QUnit.test('undelegate with selector', function(assert) {
193			assert.expect(2);
194			var myView = new Backbone.View({el: '#testElement'});
195			myView.delegate('click', function() { assert.ok(true); });
196			myView.delegate('click', 'h1', function() { assert.ok(false); });
197			myView.undelegate('click', 'h1');
198			myView.$('h1').trigger('click');
199			myView.$el.trigger('click');
200			});
201
202			QUnit.test('undelegate with handler and selector', function(assert) {
203			assert.expect(2);
204			var myView = new Backbone.View({el: '#testElement'});
205			myView.delegate('click', function() { assert.ok(true); });
206			var handler = function(){ assert.ok(false); };
207			myView.delegate('click', 'h1', handler);
208			myView.undelegate('click', 'h1', handler);
209			myView.$('h1').trigger('click');
210			myView.$el.trigger('click');
211			});
212
213			QUnit.test('tagName can be provided as a string', function(assert) {
214			assert.expect(1);
215			var View = Backbone.View.extend({
216			tagName: 'span'
217			});
218
219			assert.equal(new View().el.tagName, 'SPAN');
220			});
221
222			QUnit.test('tagName can be provided as a function', function(assert) {
223			assert.expect(1);
224			var View = Backbone.View.extend({
225			tagName: function() {
226			return 'p';
227			}
228			});
229
230			assert.ok(new View().$el.is('p'));
231			});
232
233			QUnit.test('_ensureElement with DOM node el', function(assert) {
234			assert.expect(1);
235			var View = Backbone.View.extend({
236			el: document.body
237			});
238
239			assert.equal(new View().el, document.body);
240			});
241
242			QUnit.test('_ensureElement with string el', function(assert) {
243			assert.expect(3);
244			var View = Backbone.View.extend({
245			el: 'body'
246			});
247			assert.strictEqual(new View().el, document.body);
248
249			View = Backbone.View.extend({
250			el: '#testElement > h1'
251			});
252			assert.strictEqual(new View().el, $('#testElement > h1').get(0));
253
254			View = Backbone.View.extend({
255			el: '#nonexistent'
256			});
257			assert.ok(!new View().el);
258			});
259
260			QUnit.test('with className and id functions', function(assert) {
261			assert.expect(2);
262			var View = Backbone.View.extend({
263			className: function() {
264			return 'className';
265			},
266			id: function() {
267			return 'id';
268			}
269			});
270
271			assert.strictEqual(new View().el.className, 'className');
272			assert.strictEqual(new View().el.id, 'id');
273			});
274
275			QUnit.test('with attributes', function(assert) {
276			assert.expect(2);
277			var View = Backbone.View.extend({
278			attributes: {
279			'id': 'id',
280			'class': 'class'
281			}
282			});
283
284			assert.strictEqual(new View().el.className, 'class');
285			assert.strictEqual(new View().el.id, 'id');
286			});
287
288			QUnit.test('with attributes as a function', function(assert) {
289			assert.expect(1);
290			var View = Backbone.View.extend({
291			attributes: function() {
292			return {'class': 'dynamic'};
293			}
294			});
295
296			assert.strictEqual(new View().el.className, 'dynamic');
297			});
298
299			QUnit.test('should default to className/id properties', function(assert) {
300			assert.expect(4);
301			var View = Backbone.View.extend({
302			className: 'backboneClass',
303			id: 'backboneId',
304			attributes: {
305			'class': 'attributeClass',
306			'id': 'attributeId'
307			}
308			});
309
310			var myView = new View;
311			assert.strictEqual(myView.el.className, 'backboneClass');
312			assert.strictEqual(myView.el.id, 'backboneId');
313			assert.strictEqual(myView.$el.attr('class'), 'backboneClass');
314			assert.strictEqual(myView.$el.attr('id'), 'backboneId');
315			});
316
317			QUnit.test('multiple views per element', function(assert) {
318			assert.expect(3);
319			var count = 0;
320			var $el = $('<p></p>');
321
322			var View = Backbone.View.extend({
323			el: $el,
324			events: {
325			click: function() {
326			count++;
327			}
328			}
329			});
330
331			var view1 = new View;
332			$el.trigger('click');
333			assert.equal(1, count);
334
335			var view2 = new View;
336			$el.trigger('click');
337			assert.equal(3, count);
338
339			view1.delegateEvents();
340			$el.trigger('click');
341			assert.equal(5, count);
342			});
343
344			QUnit.test('custom events', function(assert) {
345			assert.expect(2);
346			var View = Backbone.View.extend({
347			el: $('body'),
348			events: {
349			fake$event: function() { assert.ok(true); }
350			}
351			});
352
353			var myView = new View;
354			$('body').trigger('fake$event').trigger('fake$event');
355
356			$('body').off('fake$event');
357			$('body').trigger('fake$event');
358			});
359
360			QUnit.test('#1048 - setElement uses provided object.', function(assert) {
361			assert.expect(2);
362			var $el = $('body');
363
364			var myView = new Backbone.View({el: $el});
365			assert.ok(myView.$el === $el);
366
367			myView.setElement($el = $($el));
368			assert.ok(myView.$el === $el);
369			});
370
371			QUnit.test('#986 - Undelegate before changing element.', function(assert) {
372			assert.expect(1);
373			var button1 = $('<button></button>');
374			var button2 = $('<button></button>');
375
376			var View = Backbone.View.extend({
377			events: {
378			click: function(e) {
379			assert.ok(myView.el === e.target);
380			}
381			}
382			});
383
384			var myView = new View({el: button1});
385			myView.setElement(button2);
386
387			button1.trigger('click');
388			button2.trigger('click');
389			});
390
391			QUnit.test('#1172 - Clone attributes object', function(assert) {
392			assert.expect(2);
393			var View = Backbone.View.extend({
394			attributes: {foo: 'bar'}
395			});
396
397			var view1 = new View({id: 'foo'});
398			assert.strictEqual(view1.el.id, 'foo');
399
400			var view2 = new View();
401			assert.ok(!view2.el.id);
402			});
403
404			QUnit.test('views stopListening', function(assert) {
405			assert.expect(0);
406			var View = Backbone.View.extend({
407			initialize: function() {
408			this.listenTo(this.model, 'all x', function(){ assert.ok(false); });
409			this.listenTo(this.collection, 'all x', function(){ assert.ok(false); });
410			}
411			});
412
413			var myView = new View({
414			model: new Backbone.Model,
415			collection: new Backbone.Collection
416			});
417
418			myView.stopListening();
419			myView.model.trigger('x');
420			myView.collection.trigger('x');
421			});
422
423			QUnit.test('Provide function for el.', function(assert) {
424			assert.expect(2);
425			var View = Backbone.View.extend({
426			el: function() {
427			return '<p><a></a></p>';
428			}
429			});
430
431			var myView = new View;
432			assert.ok(myView.$el.is('p'));
433			assert.ok(myView.$el.has('a'));
434			});
435
436			QUnit.test('events passed in options', function(assert) {
437			assert.expect(1);
438			var counter = 0;
439
440			var View = Backbone.View.extend({
441			el: '#testElement',
442			increment: function() {
443			counter++;
444			}
445			});
446
447			var myView = new View({
448			events: {
449			'click h1': 'increment'
450			}
451			});
452
453			myView.$('h1').trigger('click').trigger('click');
454			assert.equal(counter, 2);
455			});
456
457			QUnit.test('remove', function(assert) {
458			assert.expect(2);
459			var myView = new Backbone.View;
460			document.body.appendChild(view.el);
461
462			myView.delegate('click', function() { assert.ok(false); });
463			myView.listenTo(myView, 'all x', function() { assert.ok(false); });
464
465			assert.equal(myView.remove(), myView, '#remove returns the view instance');
466			myView.$el.trigger('click');
467			myView.trigger('x');
468
469			// In IE8 and below, parentNode still exists but is not document.body.
470			assert.notEqual(myView.el.parentNode, document.body);
471			});
472
473			QUnit.test('setElement', function(assert) {
474			assert.expect(3);
475			var myView = new Backbone.View({
476			events: {
477			click: function() { assert.ok(false); }
478			}
479			});
480			myView.events = {
481			click: function() { assert.ok(true); }
482			};
483			var oldEl = myView.el;
484			var $oldEl = myView.$el;
485
486			myView.setElement(document.createElement('div'));
487
488			$oldEl.click();
489			myView.$el.click();
490
491			assert.notEqual(oldEl, myView.el);
492			assert.notEqual($oldEl, myView.$el);
493			});
494
495			})();
496

HuasoFoundries / backbone_es6

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