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select2/tests/utils/decorator-tests.js
2014-10-21 21:43:57 -04:00

138 lines
2.8 KiB
JavaScript

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);
});