Lots of updates

app/bower_components/lodash/vendor/backbone/test/events.js

@@ -0,0 +1,706 @@
+(function() {
+
+  QUnit.module('Backbone.Events');
+
+  QUnit.test('on and trigger', function(assert) {
+    assert.expect(2);
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+    obj.on('event', function() { obj.counter += 1; });
+    obj.trigger('event');
+    assert.equal(obj.counter, 1, 'counter should be incremented.');
+    obj.trigger('event');
+    obj.trigger('event');
+    obj.trigger('event');
+    obj.trigger('event');
+    assert.equal(obj.counter, 5, 'counter should be incremented five times.');
+  });
+
+  QUnit.test('binding and triggering multiple events', function(assert) {
+    assert.expect(4);
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+
+    obj.on('a b c', function() { obj.counter += 1; });
+
+    obj.trigger('a');
+    assert.equal(obj.counter, 1);
+
+    obj.trigger('a b');
+    assert.equal(obj.counter, 3);
+
+    obj.trigger('c');
+    assert.equal(obj.counter, 4);
+
+    obj.off('a c');
+    obj.trigger('a b c');
+    assert.equal(obj.counter, 5);
+  });
+
+  QUnit.test('binding and triggering with event maps', function(assert) {
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+
+    var increment = function() {
+      this.counter += 1;
+    };
+
+    obj.on({
+      a: increment,
+      b: increment,
+      c: increment
+    }, obj);
+
+    obj.trigger('a');
+    assert.equal(obj.counter, 1);
+
+    obj.trigger('a b');
+    assert.equal(obj.counter, 3);
+
+    obj.trigger('c');
+    assert.equal(obj.counter, 4);
+
+    obj.off({
+      a: increment,
+      c: increment
+    }, obj);
+    obj.trigger('a b c');
+    assert.equal(obj.counter, 5);
+  });
+
+  QUnit.test('binding and triggering multiple event names with event maps', function(assert) {
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+
+    var increment = function() {
+      this.counter += 1;
+    };
+
+    obj.on({
+      'a b c': increment
+    });
+
+    obj.trigger('a');
+    assert.equal(obj.counter, 1);
+
+    obj.trigger('a b');
+    assert.equal(obj.counter, 3);
+
+    obj.trigger('c');
+    assert.equal(obj.counter, 4);
+
+    obj.off({
+      'a c': increment
+    });
+    obj.trigger('a b c');
+    assert.equal(obj.counter, 5);
+  });
+
+  QUnit.test('binding and trigger with event maps context', function(assert) {
+    assert.expect(2);
+    var obj = {counter: 0};
+    var context = {};
+    _.extend(obj, Backbone.Events);
+
+    obj.on({
+      a: function() {
+        assert.strictEqual(this, context, 'defaults `context` to `callback` param');
+      }
+    }, context).trigger('a');
+
+    obj.off().on({
+      a: function() {
+        assert.strictEqual(this, context, 'will not override explicit `context` param');
+      }
+    }, this, context).trigger('a');
+  });
+
+  QUnit.test('listenTo and stopListening', function(assert) {
+    assert.expect(1);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenTo(b, 'all', function(){ assert.ok(true); });
+    b.trigger('anything');
+    a.listenTo(b, 'all', function(){ assert.ok(false); });
+    a.stopListening();
+    b.trigger('anything');
+  });
+
+  QUnit.test('listenTo and stopListening with event maps', function(assert) {
+    assert.expect(4);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    var cb = function(){ assert.ok(true); };
+    a.listenTo(b, {event: cb});
+    b.trigger('event');
+    a.listenTo(b, {event2: cb});
+    b.on('event2', cb);
+    a.stopListening(b, {event2: cb});
+    b.trigger('event event2');
+    a.stopListening();
+    b.trigger('event event2');
+  });
+
+  QUnit.test('stopListening with omitted args', function(assert) {
+    assert.expect(2);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    var cb = function() { assert.ok(true); };
+    a.listenTo(b, 'event', cb);
+    b.on('event', cb);
+    a.listenTo(b, 'event2', cb);
+    a.stopListening(null, {event: cb});
+    b.trigger('event event2');
+    b.off();
+    a.listenTo(b, 'event event2', cb);
+    a.stopListening(null, 'event');
+    a.stopListening();
+    b.trigger('event2');
+  });
+
+  QUnit.test('listenToOnce', function(assert) {
+    assert.expect(2);
+    // Same as the previous test, but we use once rather than having to explicitly unbind
+    var obj = {counterA: 0, counterB: 0};
+    _.extend(obj, Backbone.Events);
+    var incrA = function(){ obj.counterA += 1; obj.trigger('event'); };
+    var incrB = function(){ obj.counterB += 1; };
+    obj.listenToOnce(obj, 'event', incrA);
+    obj.listenToOnce(obj, 'event', incrB);
+    obj.trigger('event');
+    assert.equal(obj.counterA, 1, 'counterA should have only been incremented once.');
+    assert.equal(obj.counterB, 1, 'counterB should have only been incremented once.');
+  });
+
+  QUnit.test('listenToOnce and stopListening', function(assert) {
+    assert.expect(1);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenToOnce(b, 'all', function() { assert.ok(true); });
+    b.trigger('anything');
+    b.trigger('anything');
+    a.listenToOnce(b, 'all', function() { assert.ok(false); });
+    a.stopListening();
+    b.trigger('anything');
+  });
+
+  QUnit.test('listenTo, listenToOnce and stopListening', function(assert) {
+    assert.expect(1);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenToOnce(b, 'all', function() { assert.ok(true); });
+    b.trigger('anything');
+    b.trigger('anything');
+    a.listenTo(b, 'all', function() { assert.ok(false); });
+    a.stopListening();
+    b.trigger('anything');
+  });
+
+  QUnit.test('listenTo and stopListening with event maps', function(assert) {
+    assert.expect(1);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenTo(b, {change: function(){ assert.ok(true); }});
+    b.trigger('change');
+    a.listenTo(b, {change: function(){ assert.ok(false); }});
+    a.stopListening();
+    b.trigger('change');
+  });
+
+  QUnit.test('listenTo yourself', function(assert) {
+    assert.expect(1);
+    var e = _.extend({}, Backbone.Events);
+    e.listenTo(e, 'foo', function(){ assert.ok(true); });
+    e.trigger('foo');
+  });
+
+  QUnit.test('listenTo yourself cleans yourself up with stopListening', function(assert) {
+    assert.expect(1);
+    var e = _.extend({}, Backbone.Events);
+    e.listenTo(e, 'foo', function(){ assert.ok(true); });
+    e.trigger('foo');
+    e.stopListening();
+    e.trigger('foo');
+  });
+
+  QUnit.test('stopListening cleans up references', function(assert) {
+    assert.expect(12);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    var fn = function() {};
+    b.on('event', fn);
+    a.listenTo(b, 'event', fn).stopListening();
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn).stopListening(b);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn).stopListening(b, 'event');
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn).stopListening(b, 'event', fn);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+  });
+
+  QUnit.test('stopListening cleans up references from listenToOnce', function(assert) {
+    assert.expect(12);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    var fn = function() {};
+    b.on('event', fn);
+    a.listenToOnce(b, 'event', fn).stopListening();
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenToOnce(b, 'event', fn).stopListening(b);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenToOnce(b, 'event', fn).stopListening(b, 'event');
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenToOnce(b, 'event', fn).stopListening(b, 'event', fn);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._events.event), 1);
+    assert.equal(_.size(b._listeners), 0);
+  });
+
+  QUnit.test('listenTo and off cleaning up references', function(assert) {
+    assert.expect(8);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    var fn = function() {};
+    a.listenTo(b, 'event', fn);
+    b.off();
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn);
+    b.off('event');
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn);
+    b.off(null, fn);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._listeners), 0);
+    a.listenTo(b, 'event', fn);
+    b.off(null, null, a);
+    assert.equal(_.size(a._listeningTo), 0);
+    assert.equal(_.size(b._listeners), 0);
+  });
+
+  QUnit.test('listenTo and stopListening cleaning up references', function(assert) {
+    assert.expect(2);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenTo(b, 'all', function(){ assert.ok(true); });
+    b.trigger('anything');
+    a.listenTo(b, 'other', function(){ assert.ok(false); });
+    a.stopListening(b, 'other');
+    a.stopListening(b, 'all');
+    assert.equal(_.size(a._listeningTo), 0);
+  });
+
+  QUnit.test('listenToOnce without context cleans up references after the event has fired', function(assert) {
+    assert.expect(2);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenToOnce(b, 'all', function(){ assert.ok(true); });
+    b.trigger('anything');
+    assert.equal(_.size(a._listeningTo), 0);
+  });
+
+  QUnit.test('listenToOnce with event maps cleans up references', function(assert) {
+    assert.expect(2);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenToOnce(b, {
+      one: function() { assert.ok(true); },
+      two: function() { assert.ok(false); }
+    });
+    b.trigger('one');
+    assert.equal(_.size(a._listeningTo), 1);
+  });
+
+  QUnit.test('listenToOnce with event maps binds the correct `this`', function(assert) {
+    assert.expect(1);
+    var a = _.extend({}, Backbone.Events);
+    var b = _.extend({}, Backbone.Events);
+    a.listenToOnce(b, {
+      one: function() { assert.ok(this === a); },
+      two: function() { assert.ok(false); }
+    });
+    b.trigger('one');
+  });
+
+  QUnit.test("listenTo with empty callback doesn't throw an error", function(assert) {
+    assert.expect(1);
+    var e = _.extend({}, Backbone.Events);
+    e.listenTo(e, 'foo', null);
+    e.trigger('foo');
+    assert.ok(true);
+  });
+
+  QUnit.test('trigger all for each event', function(assert) {
+    assert.expect(3);
+    var a, b, obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+    obj.on('all', function(event) {
+      obj.counter++;
+      if (event === 'a') a = true;
+      if (event === 'b') b = true;
+    })
+    .trigger('a b');
+    assert.ok(a);
+    assert.ok(b);
+    assert.equal(obj.counter, 2);
+  });
+
+  QUnit.test('on, then unbind all functions', function(assert) {
+    assert.expect(1);
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+    var callback = function() { obj.counter += 1; };
+    obj.on('event', callback);
+    obj.trigger('event');
+    obj.off('event');
+    obj.trigger('event');
+    assert.equal(obj.counter, 1, 'counter should have only been incremented once.');
+  });
+
+  QUnit.test('bind two callbacks, unbind only one', function(assert) {
+    assert.expect(2);
+    var obj = {counterA: 0, counterB: 0};
+    _.extend(obj, Backbone.Events);
+    var callback = function() { obj.counterA += 1; };
+    obj.on('event', callback);
+    obj.on('event', function() { obj.counterB += 1; });
+    obj.trigger('event');
+    obj.off('event', callback);
+    obj.trigger('event');
+    assert.equal(obj.counterA, 1, 'counterA should have only been incremented once.');
+    assert.equal(obj.counterB, 2, 'counterB should have been incremented twice.');
+  });
+
+  QUnit.test('unbind a callback in the midst of it firing', function(assert) {
+    assert.expect(1);
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+    var callback = function() {
+      obj.counter += 1;
+      obj.off('event', callback);
+    };
+    obj.on('event', callback);
+    obj.trigger('event');
+    obj.trigger('event');
+    obj.trigger('event');
+    assert.equal(obj.counter, 1, 'the callback should have been unbound.');
+  });
+
+  QUnit.test('two binds that unbind themeselves', function(assert) {
+    assert.expect(2);
+    var obj = {counterA: 0, counterB: 0};
+    _.extend(obj, Backbone.Events);
+    var incrA = function(){ obj.counterA += 1; obj.off('event', incrA); };
+    var incrB = function(){ obj.counterB += 1; obj.off('event', incrB); };
+    obj.on('event', incrA);
+    obj.on('event', incrB);
+    obj.trigger('event');
+    obj.trigger('event');
+    obj.trigger('event');
+    assert.equal(obj.counterA, 1, 'counterA should have only been incremented once.');
+    assert.equal(obj.counterB, 1, 'counterB should have only been incremented once.');
+  });
+
+  QUnit.test('bind a callback with a default context when none supplied', function(assert) {
+    assert.expect(1);
+    var obj = _.extend({
+      assertTrue: function() {
+        assert.equal(this, obj, '`this` was bound to the callback');
+      }
+    }, Backbone.Events);
+
+    obj.once('event', obj.assertTrue);
+    obj.trigger('event');
+  });
+
+  QUnit.test('bind a callback with a supplied context', function(assert) {
+    assert.expect(1);
+    var TestClass = function() {
+      return this;
+    };
+    TestClass.prototype.assertTrue = function() {
+      assert.ok(true, '`this` was bound to the callback');
+    };
+
+    var obj = _.extend({}, Backbone.Events);
+    obj.on('event', function() { this.assertTrue(); }, new TestClass);
+    obj.trigger('event');
+  });
+
+  QUnit.test('nested trigger with unbind', function(assert) {
+    assert.expect(1);
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+    var incr1 = function(){ obj.counter += 1; obj.off('event', incr1); obj.trigger('event'); };
+    var incr2 = function(){ obj.counter += 1; };
+    obj.on('event', incr1);
+    obj.on('event', incr2);
+    obj.trigger('event');
+    assert.equal(obj.counter, 3, 'counter should have been incremented three times');
+  });
+
+  QUnit.test('callback list is not altered during trigger', function(assert) {
+    assert.expect(2);
+    var counter = 0, obj = _.extend({}, Backbone.Events);
+    var incr = function(){ counter++; };
+    var incrOn = function(){ obj.on('event all', incr); };
+    var incrOff = function(){ obj.off('event all', incr); };
+
+    obj.on('event all', incrOn).trigger('event');
+    assert.equal(counter, 0, 'on does not alter callback list');
+
+    obj.off().on('event', incrOff).on('event all', incr).trigger('event');
+    assert.equal(counter, 2, 'off does not alter callback list');
+  });
+
+  QUnit.test("#1282 - 'all' callback list is retrieved after each event.", function(assert) {
+    assert.expect(1);
+    var counter = 0;
+    var obj = _.extend({}, Backbone.Events);
+    var incr = function(){ counter++; };
+    obj.on('x', function() {
+      obj.on('y', incr).on('all', incr);
+    })
+    .trigger('x y');
+    assert.strictEqual(counter, 2);
+  });
+
+  QUnit.test('if no callback is provided, `on` is a noop', function(assert) {
+    assert.expect(0);
+    _.extend({}, Backbone.Events).on('test').trigger('test');
+  });
+
+  QUnit.test('if callback is truthy but not a function, `on` should throw an error just like jQuery', function(assert) {
+    assert.expect(1);
+    var view = _.extend({}, Backbone.Events).on('test', 'noop');
+    assert.raises(function() {
+      view.trigger('test');
+    });
+  });
+
+  QUnit.test('remove all events for a specific context', function(assert) {
+    assert.expect(4);
+    var obj = _.extend({}, Backbone.Events);
+    obj.on('x y all', function() { assert.ok(true); });
+    obj.on('x y all', function() { assert.ok(false); }, obj);
+    obj.off(null, null, obj);
+    obj.trigger('x y');
+  });
+
+  QUnit.test('remove all events for a specific callback', function(assert) {
+    assert.expect(4);
+    var obj = _.extend({}, Backbone.Events);
+    var success = function() { assert.ok(true); };
+    var fail = function() { assert.ok(false); };
+    obj.on('x y all', success);
+    obj.on('x y all', fail);
+    obj.off(null, fail);
+    obj.trigger('x y');
+  });
+
+  QUnit.test('#1310 - off does not skip consecutive events', function(assert) {
+    assert.expect(0);
+    var obj = _.extend({}, Backbone.Events);
+    obj.on('event', function() { assert.ok(false); }, obj);
+    obj.on('event', function() { assert.ok(false); }, obj);
+    obj.off(null, null, obj);
+    obj.trigger('event');
+  });
+
+  QUnit.test('once', function(assert) {
+    assert.expect(2);
+    // Same as the previous test, but we use once rather than having to explicitly unbind
+    var obj = {counterA: 0, counterB: 0};
+    _.extend(obj, Backbone.Events);
+    var incrA = function(){ obj.counterA += 1; obj.trigger('event'); };
+    var incrB = function(){ obj.counterB += 1; };
+    obj.once('event', incrA);
+    obj.once('event', incrB);
+    obj.trigger('event');
+    assert.equal(obj.counterA, 1, 'counterA should have only been incremented once.');
+    assert.equal(obj.counterB, 1, 'counterB should have only been incremented once.');
+  });
+
+  QUnit.test('once variant one', function(assert) {
+    assert.expect(3);
+    var f = function(){ assert.ok(true); };
+
+    var a = _.extend({}, Backbone.Events).once('event', f);
+    var b = _.extend({}, Backbone.Events).on('event', f);
+
+    a.trigger('event');
+
+    b.trigger('event');
+    b.trigger('event');
+  });
+
+  QUnit.test('once variant two', function(assert) {
+    assert.expect(3);
+    var f = function(){ assert.ok(true); };
+    var obj = _.extend({}, Backbone.Events);
+
+    obj
+      .once('event', f)
+      .on('event', f)
+      .trigger('event')
+      .trigger('event');
+  });
+
+  QUnit.test('once with off', function(assert) {
+    assert.expect(0);
+    var f = function(){ assert.ok(true); };
+    var obj = _.extend({}, Backbone.Events);
+
+    obj.once('event', f);
+    obj.off('event', f);
+    obj.trigger('event');
+  });
+
+  QUnit.test('once with event maps', function(assert) {
+    var obj = {counter: 0};
+    _.extend(obj, Backbone.Events);
+
+    var increment = function() {
+      this.counter += 1;
+    };
+
+    obj.once({
+      a: increment,
+      b: increment,
+      c: increment
+    }, obj);
+
+    obj.trigger('a');
+    assert.equal(obj.counter, 1);
+
+    obj.trigger('a b');
+    assert.equal(obj.counter, 2);
+
+    obj.trigger('c');
+    assert.equal(obj.counter, 3);
+
+    obj.trigger('a b c');
+    assert.equal(obj.counter, 3);
+  });
+
+  QUnit.test('bind a callback with a supplied context using once with object notation', function(assert) {
+    assert.expect(1);
+    var obj = {counter: 0};
+    var context = {};
+    _.extend(obj, Backbone.Events);
+
+    obj.once({
+      a: function() {
+        assert.strictEqual(this, context, 'defaults `context` to `callback` param');
+      }
+    }, context).trigger('a');
+  });
+
+  QUnit.test('once with off only by context', function(assert) {
+    assert.expect(0);
+    var context = {};
+    var obj = _.extend({}, Backbone.Events);
+    obj.once('event', function(){ assert.ok(false); }, context);
+    obj.off(null, null, context);
+    obj.trigger('event');
+  });
+
+  QUnit.test('Backbone object inherits Events', function(assert) {
+    assert.ok(Backbone.on === Backbone.Events.on);
+  });
+
+  QUnit.test('once with asynchronous events', function(assert) {
+    var done = assert.async();
+    assert.expect(1);
+    var func = _.debounce(function() { assert.ok(true); done(); }, 50);
+    var obj = _.extend({}, Backbone.Events).once('async', func);
+
+    obj.trigger('async');
+    obj.trigger('async');
+  });
+
+  QUnit.test('once with multiple events.', function(assert) {
+    assert.expect(2);
+    var obj = _.extend({}, Backbone.Events);
+    obj.once('x y', function() { assert.ok(true); });
+    obj.trigger('x y');
+  });
+
+  QUnit.test('Off during iteration with once.', function(assert) {
+    assert.expect(2);
+    var obj = _.extend({}, Backbone.Events);
+    var f = function(){ this.off('event', f); };
+    obj.on('event', f);
+    obj.once('event', function(){});
+    obj.on('event', function(){ assert.ok(true); });
+
+    obj.trigger('event');
+    obj.trigger('event');
+  });
+
+  QUnit.test('`once` on `all` should work as expected', function(assert) {
+    assert.expect(1);
+    Backbone.once('all', function() {
+      assert.ok(true);
+      Backbone.trigger('all');
+    });
+    Backbone.trigger('all');
+  });
+
+  QUnit.test('once without a callback is a noop', function(assert) {
+    assert.expect(0);
+    _.extend({}, Backbone.Events).once('event').trigger('event');
+  });
+
+  QUnit.test('listenToOnce without a callback is a noop', function(assert) {
+    assert.expect(0);
+    var obj = _.extend({}, Backbone.Events);
+    obj.listenToOnce(obj, 'event').trigger('event');
+  });
+
+  QUnit.test('event functions are chainable', function(assert) {
+    var obj = _.extend({}, Backbone.Events);
+    var obj2 = _.extend({}, Backbone.Events);
+    var fn = function() {};
+    assert.equal(obj, obj.trigger('noeventssetyet'));
+    assert.equal(obj, obj.off('noeventssetyet'));
+    assert.equal(obj, obj.stopListening('noeventssetyet'));
+    assert.equal(obj, obj.on('a', fn));
+    assert.equal(obj, obj.once('c', fn));
+    assert.equal(obj, obj.trigger('a'));
+    assert.equal(obj, obj.listenTo(obj2, 'a', fn));
+    assert.equal(obj, obj.listenToOnce(obj2, 'b', fn));
+    assert.equal(obj, obj.off('a c'));
+    assert.equal(obj, obj.stopListening(obj2, 'a'));
+    assert.equal(obj, obj.stopListening());
+  });
+
+  QUnit.test('#3448 - listenToOnce with space-separated events', function(assert) {
+    assert.expect(2);
+    var one = _.extend({}, Backbone.Events);
+    var two = _.extend({}, Backbone.Events);
+    var count = 1;
+    one.listenToOnce(two, 'x y', function(n) { assert.ok(n === count++); });
+    two.trigger('x', 1);
+    two.trigger('x', 1);
+    two.trigger('y', 2);
+    two.trigger('y', 2);
+  });
+
+})();

app/bower_components/lodash/vendor/backbone/test/noconflict.js

@@ -0,0 +1,13 @@
+(function() {
+
+  QUnit.module('Backbone.noConflict');
+
+  QUnit.test('noConflict', function(assert) {
+    assert.expect(2);
+    var noconflictBackbone = Backbone.noConflict();
+    assert.equal(window.Backbone, undefined, 'Returned window.Backbone');
+    window.Backbone = noconflictBackbone;
+    assert.equal(window.Backbone, noconflictBackbone, 'Backbone is still pointing to the original Backbone');
+  });
+
+})();

app/bower_components/lodash/vendor/backbone/test/setup/dom-setup.js

@@ -0,0 +1,4 @@
+$('body').append(
+    '<div id="qunit"></div>' +
+    '<div id="qunit-fixture"></div>'
+);

app/bower_components/lodash/vendor/backbone/test/setup/environment.js

@@ -0,0 +1,45 @@
+(function() {
+
+  var sync = Backbone.sync;
+  var ajax = Backbone.ajax;
+  var emulateHTTP = Backbone.emulateHTTP;
+  var emulateJSON = Backbone.emulateJSON;
+  var history = window.history;
+  var pushState = history.pushState;
+  var replaceState = history.replaceState;
+
+  QUnit.config.noglobals = true;
+
+  QUnit.testStart(function() {
+    var env = QUnit.config.current.testEnvironment;
+
+    // We never want to actually call these during tests.
+    history.pushState = history.replaceState = function(){};
+
+    // Capture ajax settings for comparison.
+    Backbone.ajax = function(settings) {
+      env.ajaxSettings = settings;
+    };
+
+    // Capture the arguments to Backbone.sync for comparison.
+    Backbone.sync = function(method, model, options) {
+      env.syncArgs = {
+        method: method,
+        model: model,
+        options: options
+      };
+      sync.apply(this, arguments);
+    };
+
+  });
+
+  QUnit.testDone(function() {
+    Backbone.sync = sync;
+    Backbone.ajax = ajax;
+    Backbone.emulateHTTP = emulateHTTP;
+    Backbone.emulateJSON = emulateJSON;
+    history.pushState = pushState;
+    history.replaceState = replaceState;
+  });
+
+})();

app/bower_components/lodash/vendor/backbone/test/sync.js

@@ -0,0 +1,239 @@
+(function() {
+
+  var Library = Backbone.Collection.extend({
+    url: function() { return '/library'; }
+  });
+  var library;
+
+  var attrs = {
+    title: 'The Tempest',
+    author: 'Bill Shakespeare',
+    length: 123
+  };
+
+  QUnit.module('Backbone.sync', {
+
+    beforeEach: function(assert) {
+      library = new Library;
+      library.create(attrs, {wait: false});
+    },
+
+    afterEach: function(assert) {
+      Backbone.emulateHTTP = false;
+    }
+
+  });
+
+  QUnit.test('read', function(assert) {
+    assert.expect(4);
+    library.fetch();
+    assert.equal(this.ajaxSettings.url, '/library');
+    assert.equal(this.ajaxSettings.type, 'GET');
+    assert.equal(this.ajaxSettings.dataType, 'json');
+    assert.ok(_.isEmpty(this.ajaxSettings.data));
+  });
+
+  QUnit.test('passing data', function(assert) {
+    assert.expect(3);
+    library.fetch({data: {a: 'a', one: 1}});
+    assert.equal(this.ajaxSettings.url, '/library');
+    assert.equal(this.ajaxSettings.data.a, 'a');
+    assert.equal(this.ajaxSettings.data.one, 1);
+  });
+
+  QUnit.test('create', function(assert) {
+    assert.expect(6);
+    assert.equal(this.ajaxSettings.url, '/library');
+    assert.equal(this.ajaxSettings.type, 'POST');
+    assert.equal(this.ajaxSettings.dataType, 'json');
+    var data = JSON.parse(this.ajaxSettings.data);
+    assert.equal(data.title, 'The Tempest');
+    assert.equal(data.author, 'Bill Shakespeare');
+    assert.equal(data.length, 123);
+  });
+
+  QUnit.test('update', function(assert) {
+    assert.expect(7);
+    library.first().save({id: '1-the-tempest', author: 'William Shakespeare'});
+    assert.equal(this.ajaxSettings.url, '/library/1-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'PUT');
+    assert.equal(this.ajaxSettings.dataType, 'json');
+    var data = JSON.parse(this.ajaxSettings.data);
+    assert.equal(data.id, '1-the-tempest');
+    assert.equal(data.title, 'The Tempest');
+    assert.equal(data.author, 'William Shakespeare');
+    assert.equal(data.length, 123);
+  });
+
+  QUnit.test('update with emulateHTTP and emulateJSON', function(assert) {
+    assert.expect(7);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'}, {
+      emulateHTTP: true,
+      emulateJSON: true
+    });
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'POST');
+    assert.equal(this.ajaxSettings.dataType, 'json');
+    assert.equal(this.ajaxSettings.data._method, 'PUT');
+    var data = JSON.parse(this.ajaxSettings.data.model);
+    assert.equal(data.id, '2-the-tempest');
+    assert.equal(data.author, 'Tim Shakespeare');
+    assert.equal(data.length, 123);
+  });
+
+  QUnit.test('update with just emulateHTTP', function(assert) {
+    assert.expect(6);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'}, {
+      emulateHTTP: true
+    });
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'POST');
+    assert.equal(this.ajaxSettings.contentType, 'application/json');
+    var data = JSON.parse(this.ajaxSettings.data);
+    assert.equal(data.id, '2-the-tempest');
+    assert.equal(data.author, 'Tim Shakespeare');
+    assert.equal(data.length, 123);
+  });
+
+  QUnit.test('update with just emulateJSON', function(assert) {
+    assert.expect(6);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'}, {
+      emulateJSON: true
+    });
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'PUT');
+    assert.equal(this.ajaxSettings.contentType, 'application/x-www-form-urlencoded');
+    var data = JSON.parse(this.ajaxSettings.data.model);
+    assert.equal(data.id, '2-the-tempest');
+    assert.equal(data.author, 'Tim Shakespeare');
+    assert.equal(data.length, 123);
+  });
+
+  QUnit.test('read model', function(assert) {
+    assert.expect(3);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'});
+    library.first().fetch();
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'GET');
+    assert.ok(_.isEmpty(this.ajaxSettings.data));
+  });
+
+  QUnit.test('destroy', function(assert) {
+    assert.expect(3);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'});
+    library.first().destroy({wait: true});
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'DELETE');
+    assert.equal(this.ajaxSettings.data, null);
+  });
+
+  QUnit.test('destroy with emulateHTTP', function(assert) {
+    assert.expect(3);
+    library.first().save({id: '2-the-tempest', author: 'Tim Shakespeare'});
+    library.first().destroy({
+      emulateHTTP: true,
+      emulateJSON: true
+    });
+    assert.equal(this.ajaxSettings.url, '/library/2-the-tempest');
+    assert.equal(this.ajaxSettings.type, 'POST');
+    assert.equal(JSON.stringify(this.ajaxSettings.data), '{"_method":"DELETE"}');
+  });
+
+  QUnit.test('urlError', function(assert) {
+    assert.expect(2);
+    var model = new Backbone.Model();
+    assert.raises(function() {
+      model.fetch();
+    });
+    model.fetch({url: '/one/two'});
+    assert.equal(this.ajaxSettings.url, '/one/two');
+  });
+
+  QUnit.test('#1052 - `options` is optional.', function(assert) {
+    assert.expect(0);
+    var model = new Backbone.Model();
+    model.url = '/test';
+    Backbone.sync('create', model);
+  });
+
+  QUnit.test('Backbone.ajax', function(assert) {
+    assert.expect(1);
+    Backbone.ajax = function(settings){
+      assert.strictEqual(settings.url, '/test');
+    };
+    var model = new Backbone.Model();
+    model.url = '/test';
+    Backbone.sync('create', model);
+  });
+
+  QUnit.test('Call provided error callback on error.', function(assert) {
+    assert.expect(1);
+    var model = new Backbone.Model;
+    model.url = '/test';
+    Backbone.sync('read', model, {
+      error: function() { assert.ok(true); }
+    });
+    this.ajaxSettings.error();
+  });
+
+  QUnit.test('Use Backbone.emulateHTTP as default.', function(assert) {
+    assert.expect(2);
+    var model = new Backbone.Model;
+    model.url = '/test';
+
+    Backbone.emulateHTTP = true;
+    model.sync('create', model);
+    assert.strictEqual(this.ajaxSettings.emulateHTTP, true);
+
+    Backbone.emulateHTTP = false;
+    model.sync('create', model);
+    assert.strictEqual(this.ajaxSettings.emulateHTTP, false);
+  });
+
+  QUnit.test('Use Backbone.emulateJSON as default.', function(assert) {
+    assert.expect(2);
+    var model = new Backbone.Model;
+    model.url = '/test';
+
+    Backbone.emulateJSON = true;
+    model.sync('create', model);
+    assert.strictEqual(this.ajaxSettings.emulateJSON, true);
+
+    Backbone.emulateJSON = false;
+    model.sync('create', model);
+    assert.strictEqual(this.ajaxSettings.emulateJSON, false);
+  });
+
+  QUnit.test('#1756 - Call user provided beforeSend function.', function(assert) {
+    assert.expect(4);
+    Backbone.emulateHTTP = true;
+    var model = new Backbone.Model;
+    model.url = '/test';
+    var xhr = {
+      setRequestHeader: function(header, value) {
+        assert.strictEqual(header, 'X-HTTP-Method-Override');
+        assert.strictEqual(value, 'DELETE');
+      }
+    };
+    model.sync('delete', model, {
+      beforeSend: function(_xhr) {
+        assert.ok(_xhr === xhr);
+        return false;
+      }
+    });
+    assert.strictEqual(this.ajaxSettings.beforeSend(xhr), false);
+  });
+
+  QUnit.test('#2928 - Pass along `textStatus` and `errorThrown`.', function(assert) {
+    assert.expect(2);
+    var model = new Backbone.Model;
+    model.url = '/test';
+    model.on('error', function(m, xhr, options) {
+      assert.strictEqual(options.textStatus, 'textStatus');
+      assert.strictEqual(options.errorThrown, 'errorThrown');
+    });
+    model.fetch();
+    this.ajaxSettings.error({}, 'textStatus', 'errorThrown');
+  });
+
+})();

app/bower_components/lodash/vendor/backbone/test/view.js

@@ -0,0 +1,495 @@
+(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);
+  });
+
+})();