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Direktori : /home/medipszd/www/bower_components/select2/tests/utils/ |
Current File : //home/medipszd/www/bower_components/select2/tests/utils/decorator-tests.js |
module('Decorators'); var Utils = require('select2/utils'); test('overridden - method', function (assert) { function BaseClass () {} BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass () {} DecoratorClass.prototype.hello = function () { return 'B'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.strictEqual(inst.hello(), 'B'); }); test('overridden - constructor', function (assert) { function BaseClass () { this.inherited = true; } BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass (decorated) { this.called = true; } DecoratorClass.prototype.other = function () { return 'B'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.ok(inst.called); assert.ok(!inst.inherited); }); test('not overridden - method', function (assert) { function BaseClass () {} BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass () {} DecoratorClass.prototype.other = function () { return 'B'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.strictEqual(inst.hello(), 'A'); }); test('not overridden - constructor', function (assert) { function BaseClass () { this.called = true; } BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass () {} DecoratorClass.prototype.other = function () { return 'B'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.ok(inst.called); }); test('inherited - method', function (assert) { function BaseClass () {} BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass (decorated) {} DecoratorClass.prototype.hello = function (decorated) { return 'B' + decorated.call(this) + 'C'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.strictEqual(inst.hello(), 'BAC'); }); test('inherited - constructor', function (assert) { function BaseClass () { this.inherited = true; } BaseClass.prototype.hello = function () { return 'A'; }; function DecoratorClass (decorated) { this.called = true; decorated.call(this); } DecoratorClass.prototype.other = function () { return 'B'; }; var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass); var inst = new DecoratedClass(); assert.ok(inst.called); assert.ok(inst.inherited); }); test('inherited - three levels', function (assert) { function BaseClass (testArgument) { this.baseCalled = true; this.baseTestArgument = testArgument; } BaseClass.prototype.test = function (a) { return a + 'c'; }; function MiddleClass (decorated, testArgument) { this.middleCalled = true; this.middleTestArgument = testArgument; decorated.call(this, testArgument); } MiddleClass.prototype.test = function (decorated, a) { return decorated.call(this, a + 'b'); }; function DecoratorClass (decorated, testArgument) { this.decoratorCalled = true; this.decoratorTestArgument = testArgument; decorated.call(this, testArgument); } DecoratorClass.prototype.test = function (decorated, a) { return decorated.call(this, a + 'a'); }; var DecoratedClass = Utils.Decorate( Utils.Decorate(BaseClass, MiddleClass), DecoratorClass ); var inst = new DecoratedClass('test'); assert.ok(inst.baseCalled, 'The base class contructor was called'); assert.ok(inst.middleCalled, 'The middle class constructor was called'); assert.ok(inst.decoratorCalled, 'The decorator constructor was called'); assert.strictEqual(inst.baseTestArgument, 'test'); assert.strictEqual(inst.middleTestArgument, 'test'); assert.strictEqual(inst.decoratorTestArgument, 'test'); var out = inst.test('test'); assert.strictEqual(out, 'testabc'); });